WO2006123038A2 - Utilisation de polymeres hydrosolubles obtenus par polymerisation radicalaire controlee comme agent ameliorant l'opacite et / ou la brillance de produits secs les contenant - Google Patents
Utilisation de polymeres hydrosolubles obtenus par polymerisation radicalaire controlee comme agent ameliorant l'opacite et / ou la brillance de produits secs les contenant Download PDFInfo
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- WO2006123038A2 WO2006123038A2 PCT/FR2006/001064 FR2006001064W WO2006123038A2 WO 2006123038 A2 WO2006123038 A2 WO 2006123038A2 FR 2006001064 W FR2006001064 W FR 2006001064W WO 2006123038 A2 WO2006123038 A2 WO 2006123038A2
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- radical
- carbon atoms
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- water
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- 125000001453 quaternary ammonium group Chemical group 0.000 claims description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 4
- 229910052723 transition metal Inorganic materials 0.000 claims description 4
- 150000003624 transition metals Chemical class 0.000 claims description 4
- OEIXGLMQZVLOQX-UHFFFAOYSA-N trimethyl-[3-(prop-2-enoylamino)propyl]azanium;chloride Chemical compound [Cl-].C[N+](C)(C)CCCNC(=O)C=C OEIXGLMQZVLOQX-UHFFFAOYSA-N 0.000 claims description 4
- 125000002348 vinylic group Chemical group 0.000 claims description 4
- WBYWAXJHAXSJNI-VOTSOKGWSA-M .beta-Phenylacrylic acid Natural products [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 claims description 3
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 claims description 3
- BXAAQNFGSQKPDZ-UHFFFAOYSA-N 3-[1,2,2-tris(prop-2-enoxy)ethoxy]prop-1-ene Chemical compound C=CCOC(OCC=C)C(OCC=C)OCC=C BXAAQNFGSQKPDZ-UHFFFAOYSA-N 0.000 claims description 3
- WBYWAXJHAXSJNI-SREVYHEPSA-N Cinnamic acid Chemical compound OC(=O)\C=C/C1=CC=CC=C1 WBYWAXJHAXSJNI-SREVYHEPSA-N 0.000 claims description 3
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 3
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 3
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 150000001340 alkali metals Chemical class 0.000 claims description 3
- 229930016911 cinnamic acid Natural products 0.000 claims description 3
- 235000013985 cinnamic acid Nutrition 0.000 claims description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 3
- LDHQCZJRKDOVOX-IHWYPQMZSA-N isocrotonic acid Chemical compound C\C=C/C(O)=O LDHQCZJRKDOVOX-IHWYPQMZSA-N 0.000 claims description 3
- 239000011976 maleic acid Substances 0.000 claims description 3
- WBYWAXJHAXSJNI-UHFFFAOYSA-N methyl p-hydroxycinnamate Natural products OC(=O)C=CC1=CC=CC=C1 WBYWAXJHAXSJNI-UHFFFAOYSA-N 0.000 claims description 3
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 3
- 150000003856 quaternary ammonium compounds Chemical class 0.000 claims description 3
- SZHIIIPPJJXYRY-UHFFFAOYSA-M sodium;2-methylprop-2-ene-1-sulfonate Chemical compound [Na+].CC(=C)CS([O-])(=O)=O SZHIIIPPJJXYRY-UHFFFAOYSA-M 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 3
- 150000001244 carboxylic acid anhydrides Chemical class 0.000 claims description 2
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 claims description 2
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims 3
- 229920000536 2-Acrylamido-2-methylpropane sulfonic acid Polymers 0.000 claims 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims 2
- 150000002430 hydrocarbons Chemical group 0.000 claims 2
- 229910052938 sodium sulfate Inorganic materials 0.000 claims 2
- 235000011152 sodium sulphate Nutrition 0.000 claims 2
- 239000010936 titanium Substances 0.000 claims 2
- 229910052719 titanium Inorganic materials 0.000 claims 2
- VALXVSHDOMUUIC-UHFFFAOYSA-N 2-methylprop-2-enoic acid;phosphoric acid Chemical compound OP(O)(O)=O.CC(=C)C(O)=O VALXVSHDOMUUIC-UHFFFAOYSA-N 0.000 claims 1
- DILFTTLJHVODRK-UHFFFAOYSA-N 2-methylprop-2-enoic acid;phosphoric acid;propane-1,2-diol Chemical compound CC(O)CO.OP(O)(O)=O.CC(=C)C(O)=O DILFTTLJHVODRK-UHFFFAOYSA-N 0.000 claims 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims 1
- YIOJGTBNHQAVBO-UHFFFAOYSA-N dimethyl-bis(prop-2-enyl)azanium Chemical compound C=CC[N+](C)(C)CC=C YIOJGTBNHQAVBO-UHFFFAOYSA-N 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 239000011780 sodium chloride Substances 0.000 claims 1
- 230000003287 optical effect Effects 0.000 abstract description 25
- 239000003999 initiator Substances 0.000 abstract 1
- 235000010755 mineral Nutrition 0.000 description 207
- 238000012360 testing method Methods 0.000 description 145
- 239000000047 product Substances 0.000 description 98
- 235000010216 calcium carbonate Nutrition 0.000 description 41
- 238000003490 calendering Methods 0.000 description 41
- 238000005259 measurement Methods 0.000 description 32
- 239000002245 particle Substances 0.000 description 28
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 description 22
- 239000002202 Polyethylene glycol Substances 0.000 description 22
- 229920001223 polyethylene glycol Polymers 0.000 description 22
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 21
- 238000002360 preparation method Methods 0.000 description 20
- 238000004458 analytical method Methods 0.000 description 18
- 239000010410 layer Substances 0.000 description 15
- 239000003086 colorant Substances 0.000 description 13
- 239000011230 binding agent Substances 0.000 description 12
- 238000009792 diffusion process Methods 0.000 description 12
- 238000010560 atom transfer radical polymerization reaction Methods 0.000 description 9
- 239000012467 final product Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- CERQOIWHTDAKMF-UHFFFAOYSA-M methacrylate group Chemical group C(C(=C)C)(=O)[O-] CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 238000000149 argon plasma sintering Methods 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- 229920002451 polyvinyl alcohol Polymers 0.000 description 6
- 229920005789 ACRONAL® acrylic binder Polymers 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 5
- 239000000470 constituent Substances 0.000 description 5
- 238000009826 distribution Methods 0.000 description 5
- 229920001519 homopolymer Polymers 0.000 description 5
- 238000003801 milling Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 229920001155 polypropylene Polymers 0.000 description 5
- 229920001909 styrene-acrylic polymer Polymers 0.000 description 5
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- 238000004587 chromatography analysis Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000004811 liquid chromatography Methods 0.000 description 4
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 4
- 239000000347 magnesium hydroxide Substances 0.000 description 4
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000003643 water by type Substances 0.000 description 4
- 238000001238 wet grinding Methods 0.000 description 4
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 description 3
- 235000021355 Stearic acid Nutrition 0.000 description 3
- 108700024481 Tyr sulfate(1)-Ala(2)- enkephalinamide-Met Proteins 0.000 description 3
- BXIYIIYLCQJSQI-SZOBAZRNSA-N [4-[(2s)-2-amino-3-[[(2r)-1-[[2-[[(2s)-1-[[(2s)-1-amino-4-methylsulfanyl-1-oxobutan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]amino]-2-oxoethyl]amino]-1-oxopropan-2-yl]amino]-3-oxopropyl]phenyl] hydrogen sulfate Chemical compound C([C@@H](C(=O)N[C@@H](CCSC)C(N)=O)NC(=O)CNC(=O)[C@@H](C)NC(=O)[C@@H](N)CC=1C=CC(OS(O)(=O)=O)=CC=1)C1=CC=CC=C1 BXIYIIYLCQJSQI-SZOBAZRNSA-N 0.000 description 3
- OCBFFGCSTGGPSQ-UHFFFAOYSA-N [CH2]CC Chemical compound [CH2]CC OCBFFGCSTGGPSQ-UHFFFAOYSA-N 0.000 description 3
- 239000002518 antifoaming agent Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000001768 carboxy methyl cellulose Substances 0.000 description 3
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 3
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 3
- 239000004816 latex Substances 0.000 description 3
- 229920000126 latex Polymers 0.000 description 3
- WCYWZMWISLQXQU-UHFFFAOYSA-N methyl Chemical compound [CH3] WCYWZMWISLQXQU-UHFFFAOYSA-N 0.000 description 3
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 3
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 3
- 239000012860 organic pigment Substances 0.000 description 3
- 239000011087 paperboard Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000008117 stearic acid Substances 0.000 description 3
- 150000003464 sulfur compounds Chemical class 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 239000011111 cardboard Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 150000001879 copper Chemical class 0.000 description 2
- 238000010828 elution Methods 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 239000000976 ink Substances 0.000 description 2
- 239000001023 inorganic pigment Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229940088417 precipitated calcium carbonate Drugs 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000006254 rheological additive Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910000077 silane Inorganic materials 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 239000002562 thickening agent Substances 0.000 description 2
- 238000000196 viscometry Methods 0.000 description 2
- MKPHQUIFIPKXJL-UHFFFAOYSA-N 1,2-dihydroxypropyl 2-methylprop-2-enoate Chemical compound CC(O)C(O)OC(=O)C(C)=C MKPHQUIFIPKXJL-UHFFFAOYSA-N 0.000 description 1
- WCVOGSZTONGSQY-UHFFFAOYSA-N 2,4,6-trichloroanisole Chemical compound COC1=C(Cl)C=C(Cl)C=C1Cl WCVOGSZTONGSQY-UHFFFAOYSA-N 0.000 description 1
- ZDMZLTIFXMREFI-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate;phosphoric acid Chemical compound OP(O)(O)=O.OCCOC(=O)C=C ZDMZLTIFXMREFI-UHFFFAOYSA-N 0.000 description 1
- BTOVVHWKPVSLBI-UHFFFAOYSA-N 2-methylprop-1-enylbenzene Chemical compound CC(C)=CC1=CC=CC=C1 BTOVVHWKPVSLBI-UHFFFAOYSA-N 0.000 description 1
- FOGYNLXERPKEGN-UHFFFAOYSA-N 3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfopropyl)phenoxy]propane-1-sulfonic acid Chemical compound COC1=CC=CC(CC(CS(O)(=O)=O)OC=2C(=CC(CCCS(O)(=O)=O)=CC=2)OC)=C1O FOGYNLXERPKEGN-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 101100247531 Arabidopsis thaliana RBOHC gene Proteins 0.000 description 1
- 206010013786 Dry skin Diseases 0.000 description 1
- 239000004129 EU approved improving agent Substances 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical group CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229920005822 acrylic binder Polymers 0.000 description 1
- 229920006243 acrylic copolymer Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 150000001350 alkyl halides Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 239000003139 biocide Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000002296 dynamic light scattering Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 125000003827 glycol group Chemical group 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 238000001033 granulometry Methods 0.000 description 1
- 125000001165 hydrophobic group Chemical group 0.000 description 1
- 125000004356 hydroxy functional group Chemical group O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- NZEZPPNVRREAMG-UHFFFAOYSA-N n-(3-chloropropyl)prop-2-enamide Chemical compound ClCCCNC(=O)C=C NZEZPPNVRREAMG-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 125000006353 oxyethylene group Chemical group 0.000 description 1
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical class N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 239000006223 plastic coating Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920006149 polyester-amide block copolymer Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 229920000428 triblock copolymer Polymers 0.000 description 1
- RVFMNOVIYBHKDY-UHFFFAOYSA-L trimethyl(2-prop-2-enoyloxyethyl)azanium;sulfate Chemical compound [O-]S([O-])(=O)=O.C[N+](C)(C)CCOC(=O)C=C.C[N+](C)(C)CCOC(=O)C=C RVFMNOVIYBHKDY-UHFFFAOYSA-L 0.000 description 1
- VZTGWJFIMGVKSN-UHFFFAOYSA-O trimethyl-[3-(2-methylprop-2-enoylamino)propyl]azanium Chemical compound CC(=C)C(=O)NCCC[N+](C)(C)C VZTGWJFIMGVKSN-UHFFFAOYSA-O 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/04—Acids; Metal salts or ammonium salts thereof
- C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/18—Suspension polymerisation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F4/00—Polymerisation catalysts
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/10—Esters
- C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
- C08F222/102—Esters of polyhydric alcohols or polyhydric phenols of dialcohols, e.g. ethylene glycol di(meth)acrylate or 1,4-butanediol dimethacrylate
Definitions
- the present invention relates to the sector of agents for improving the optical properties, such as in particular the opacity and / or brightness, dry products containing mineral materials containing said agents.
- the invention relates firstly to the use in a manufacturing process of dry products based on mineral materials, as agents improving the opacity and / or brightness of said dry products, water-soluble polymers of controlled structure obtained by a process of controlled radical polymerization employing, as a polymerization initiator, a particular alkoxyamine of general formula (A):
- R 1 and R 2 represent a linear or branched alkyl radical having a number of carbon atoms ranging from 1 to 5,
- R 4 represents a linear or branched alkyl radical having a number of carbon atoms ranging from 1 to 8, and preferably a tert-butyl radical,
- - R 5 represents a linear or branched alkyl radical having a number of carbon atoms ranging from 1 to 8, and preferably a tert-butyl radical
- - R 6 and R 7 represent a linear or branched alkyl radical having a number carbon atoms ranging from 1 to 8, and preferably an ethyl radical.
- this use of said water-soluble polymers is characterized in that the method of manufacturing said dry products comprises at least one grinding step and / or at least one dispersion step and / or at least one concentration step in the water of mineral matter, which leads to the production of a dispersion and / or an aqueous suspension of mineral matter.
- the dispersion and / or the aqueous suspension of mineral matter thus obtained makes it possible to produce aqueous formulations of mineral materials, in the fields of paper and in particular in paper coating coatings and in bulk filler, in aqueous paints, and in cosmetic compositions. Said formulations then allow, after drying, to obtain dry products whose opacity and / or gloss is improved.
- dry products are either paper loaded by the previous mass charges, or dry coatings which are dry films resulting from the drying of a coating color, dry films resulting from the drying of an aqueous formulation of paint, or dry films resulting from the drying of a cosmetic aqueous formulation.
- the dispersion and / or the aqueous suspension of mineral matter previously obtained can be dried; the invention thus also relates to the dry powders thus obtained.
- Said dry powders then allow the manufacture of plastics whose opacity and / or gloss is improved.
- Said dry powders also make it possible to manufacture aqueous formulations of mineral materials, in particular paper coating coatings, mass fillers, aqueous paints and cosmetic formulations. These formulations then allow, after drying, to obtain dry products whose opacity and / or brightness is improved.
- These dry products are either paper loaded by the previous mass charges, or dry coatings which are dry films resulting from the drying of a coating color, dry films resulting from the drying of an aqueous formulation of paint, or of the 01064
- this use in a process for the manufacture of dry products based on mineral materials is characterized in that said polymers are used as direct additives in the field of plastics, as well as in the field of aqueous formulations and especially in the paper sectors and particularly in paper coating coatings, in aqueous paint formulations and in cosmetic formulations.
- the plastics thus obtained have a high opacity and / or gloss.
- the aqueous formulations previously obtained then allow, after drying, to obtain dry products whose opacity and / or gloss is improved.
- These dry products are dry coatings which are dry films resulting from the drying of a coating color, dry films resulting from the drying of an aqueous paint formulation, or dry films resulting from the drying of an aqueous cosmetic formulation. .
- the invention relates secondly to the use of a dispersion and / or an aqueous suspension of mineral materials containing said polymers, in a process for manufacturing dry products containing mineral materials, as opacity improvers and / or the gloss of said dry products, in the fields of paper and in particular in paper coating coatings and in bulk, in aqueous paints, and in cosmetic compositions.
- the dispersion and / or the aqueous suspension of mineral matter thus obtained makes it possible to produce aqueous formulations of mineral materials, in the fields of paper and in particular in paper coating coatings and in bulk filler, in aqueous paints, and in cosmetic compositions.
- Said formulations then allow, after drying, to obtain dry products whose opacity and / or gloss is improved.
- dry products are either paper loaded by the previous mass charges, or dry coatings which are dry films resulting from the drying of a coating color, dry films resulting from the drying of an aqueous formulation of paint, or dry films resulting from the drying of a cosmetic aqueous formulation.
- the dispersion and / or the aqueous suspension of mineral matter previously obtained can be dried, and the dry powders thus obtained then allow the manufacture of plastics whose opacity and / or gloss is improved.
- Said dry powders also make it possible to manufacture aqueous formulations of mineral materials, in particular paper coating coatings, mass fillers, aqueous paints and cosmetic formulations.
- dry products whose opacity and / or gloss is improved.
- dry products are either paper loaded by the previous mass charges, or dry coatings which are dry films resulting from the drying of a coating color, dry films resulting from the drying of an aqueous formulation of paint, or dry films resulting from the drying of a cosmetic aqueous formulation.
- the invention also relates to dispersions and aqueous suspensions of mineral substances, aqueous formulations of mineral materials, dry powders of mineral materials, dry products of mineral materials which cover both plastics and filled papers as well as coatings. dried according to the above methods, that is to say according to the invention.
- At least one mineral material optionally at least one dispersing agent and / or at least one grinding aid agent, and optionally at least one polymer whose use is the subject of the invention.
- dispersion refers to the case of the preceding composition containing at least one dispersing agent; said dispersion results from a dispersion step itself, or from a concentration step, using a dispersing agent.
- composition refers to the case of the preceding composition containing at least one grinding aid agent, said grinding aid agent facilitating the mechanical grinding action which leads to a reduction in the size of the particles.
- aqueous formulations of mineral materials refers to a composition containing:
- paints designates as well and in a nonlimiting manner, inks, as lasures, or thick or semi-thick, glossy or satin plastic coatings.
- organic pigments which can be dispersed using the polymers according to the invention, such as for example, carbon black, phthalocyanine derivatives and azo derivatives, or mixtures thereof.
- aqueous formulations in question are obviously previously applied to supports; these can be as varied as the concrete, cement, plaster, wood, glass or metal as part of a painting, paper or cardboard as part of a coating sauce, or skin as part of a cosmetic formulation , without this list being exhaustive.
- the Applicant refers to the term "dry powders", the products resulting from the drying of dispersions and / or aqueous suspensions of mineral matter defined above, and which contain: at least one mineral material, - and at least one polymer whose use is the subject of the invention.
- said dry powders then enter into the manufacture of plastic materials, with improved gloss and / or opacity.
- Said dry powders also make it possible to manufacture aqueous formulations of mineral materials, in particular paper coating coatings, mass fillers, aqueous paints and cosmetic formulations.
- Said formulations then allow, after drying, to obtain dry products whose opacity and / or gloss is improved.
- These dry products are either paper loaded by the previous mass charges, or dry coatings which are dry films resulting from the drying of a coating color, dry films resulting from the drying of an aqueous formulation of paint, or dry films resulting from the drying of a cosmetic aqueous formulation.
- dry products thus refers to both plastic materials and filled papers but also "dry coatings", namely, dry coatings which are dry films resulting from the drying of a coating color, dry films resulting from the drying of an aqueous paint formulation, or dry films resulting from the drying of an aqueous cosmetic formulation.
- JP 06 211 951 discloses a copolymer made from an alkyl methacrylate group having 1 to 4 carbon atoms, an alkyl methacrylate group having 6 to 30 carbon atoms. , and a polyoxyalkylene group having a polymerizable function, and used for the dispersion of pigments.
- a paint made from this copolymer and containing titanium dioxide has a high gloss.
- compositions containing organic or inorganic pigments and block polymers obtained from the ATRP technique are effective dispersants of the aqueous phase minerals, such as calcium carbonate.
- the aqueous dispersions of mineral materials thus obtained can be used for the manufacture of inks, cosmetics or papers, in which they improve the gloss.
- US 2005 0004317 teaches a composition containing organic or inorganic pigments and a mixture of a block copolymer obtained by the technique.
- ATRP ATRP and a compound of the organic acid or alkyl halide or sulfonic ester type, said compound being capable of forming a salt in water.
- Calcium carbonate is mentioned as a mineral filler, and said blends of copolymer and salt act as effective dispersants of the mineral filler in water, and improve the gloss of the final product.
- the ATRP process uses catalysts based on copper salts which generate undesirable pollutions; the presence of these catalysts is indicated for the 3 previous documents respectively in paragraphs 110, 110 and 118.
- the ATRP process also involves often unwanted amines in the final product.
- WO 00/71501 teaches it that particular polyalkoxyamines can be used to synthesize triblock copolymers, each block being derived from monomers as different as alkyl acrylates and styrenic derivatives, with excellent control of the polymerization and the polydispersity index. This document however discloses no particular use of said polymers.
- WO 2004/059079 proposes another solution for this purpose, which consists in mixing a natural calcium carbonate having a distribution factor of between 30 and 45, and a precipitated calcium carbonate having a distribution factor of between 55 and 75. Coating sauces formulated from aqueous suspensions of this pigment mixture make it possible to produce sheets of paper whose opacity, brightness and whiteness are improved.
- the document EP 1 230 160 describes a process for manufacturing a synthetic calcium carbonate, making it possible to precisely control the particle size distribution of the particles obtained. Papers containing these mineral fillers then have improved opacity, gloss and whiteness.
- JP 57 106 797 describes an aqueous suspension of calcium carbonate treated with a copolymer of acrylic acid, with maleic or sulfonic acid or lignosulfonic or phosphoric acid. Coating sauces made from aqueous suspensions of these treated fillers make it possible to manufacture papers whose opacity, brightness and whiteness are improved.
- the Applicant has surprisingly found the solution to the problem of obtaining aqueous formulations of mineral materials, to improve the gloss or opacity or jointly these two properties in the final product, by using of water-soluble polymers of controlled architecture, obtained by means of a controlled radical polymerization process involving a particular alkoxyamine.
- the process has neither the pollution problems associated with the use of polymers made from copper-based compounds, nor the odor problems of polymers obtained by the use of sulfur compounds, nor the problems of pollution that can represent the incorporation of organo-sulfur molecules.
- the use of the controlled architecture polymers obtained by said process leads to an increase in the brightness or opacity, or to a joint increase of these two properties, in the dry materials-based products. minerals containing said polymers.
- a first object of the invention is therefore the use in a manufacturing process of dry products based on mineral materials, as agents improving the opacity and / or brightness of said dry products, water-soluble polymers of controlled structure obtained by a controlled radical polymerization process employing, as a polymerization initiator, a particular alkoxyamine of general formula (A).
- this use of said water-soluble polymers is characterized in that the process for producing said dry products comprises at least one grinding step and / or at least one dispersion step and / or at least one concentration step in the grinding process.
- water of mineral matter which leads to the production of a dispersion and / or an aqueous suspension of mineral matter.
- the dispersion and / or the aqueous suspension of mineral matter thus obtained makes it possible to produce aqueous formulations of mineral materials, in the fields of paper and in particular in paper coating coatings and in bulk filler, in aqueous paints, and in cosmetic compositions. Said formulations then make it possible, after drying, to obtain dry products whose opacity and / or gloss is improved, dry products which are either papers loaded from the previous mass charges, or dry coatings which are films. dry films resulting from the drying of said paper coating coatings, either dry paint films resulting from the drying of said aqueous paint formulations or finally dry films resulting from the drying of said cosmetic aqueous formulations.
- the dispersion and / or the aqueous suspension of mineral matter previously obtained can be dried; the invention thus also relates to the dry powders thus obtained.
- Said dry powders then allow the manufacture of plastics whose opacity and / or gloss is improved.
- Said dry powders also make it possible to manufacture aqueous formulations of mineral materials, in particular paper coating coatings, mass fillers, aqueous paints and cosmetic formulations.
- Said formulations then make it possible, after drying, to obtain dry products whose opacity and / or gloss is improved, dry products which are either papers loaded from the previous mass charges, or dry coatings which are films. dry films resulting from the drying of said paper coating coatings, either dry paint films resulting from the drying of said aqueous paint formulations or finally dry films resulting from the drying of said cosmetic aqueous formulations.
- the invention consists in the fact that the use in a manufacturing process of mineral-based dry products is characterized in that said polymers are used as direct additives in the field of plastics and in the field of aqueous formulations and in particular in the fields of paper and particularly in paper coating coatings, in aqueous paints and in cosmetic compositions.
- the invention relates secondly to the use of a dispersion and / or an aqueous suspension of mineral materials containing said polymers, in a process for producing dry products containing mineral substances.
- the dispersion and / or the aqueous suspension of mineral matter thus obtained makes it possible to produce aqueous formulations of mineral materials, in the fields of paper and in particular in paper coating coatings and in bulk filler, in aqueous paints, and in cosmetic compositions. Said formulations then make it possible, after drying, to obtain dry products whose opacity and / or gloss is improved, dry products which are either papers loaded from said mass loads, or dry coatings and in particular dry films. resulting from the drying of said paper coating coatings, either dry paint films resulting from the drying of said aqueous paint formulations, or finally dry films resulting from the drying of said aqueous cosmetic formulations.
- the dispersion and / or the aqueous suspension of mineral matter previously obtained can be dried, and the dry powders thus obtained then allow the manufacture of plastics whose opacity and / or gloss is improved.
- Said dry powders also make it possible to manufacture aqueous formulations of mineral materials, in particular paper coating coatings, mass fillers, aqueous paints and cosmetic formulations. Said formulations then make it possible, after drying, to obtain dry products whose opacity and / or gloss is improved, dry products which are either papers loaded from the previous mass charges, or dry coatings which are films. dry films resulting from the drying of said paper coating coatings, either dry paint films resulting from the drying of said aqueous paint formulations, or finally dry films resulting from the drying of said cosmetic aqueous formulations.
- water-soluble polymers with controlled structure obtained by a controlled radical polymerization process involving an alkoxyamine of particular formula (A), can be used very effectively in a dry product manufacturing process. containing mineral materials, as an agent improving the opacity and / or brightness of said products.
- This polymerization process uses, as a polymerization initiator, a particular alkoxyamine of general formula (A):
- R 1 and R 2 represent a linear or branched alkyl radical having a number of carbon atoms ranging from 1 to 5,
- R 4 represents a linear or branched alkyl radical having a number of carbon atoms ranging from 1 to 8, and preferably a tert-butyl radical,
- R 5 represents a linear or branched alkyl radical having a number of carbon atoms ranging from 1 to 8, and preferably a tert-butyl radical
- R 6 and R 7 represent a linear or branched alkyl radical having a number carbon atoms ranging from 1 to 8, and preferably an ethyl radical.
- the polymers thus obtained by the said process have the advantage of not containing compounds based on copper salts, unlike the polymers obtained by ATRP and sulfur compounds, as opposed to the products obtained via the RAFT technique, while at the same time having a controllable architecture through their polymerization process.
- the first object of the invention is therefore the use, in a manufacturing process of dry products containing mineral materials, as agents improving the opacity and / or brightness of said products, of water-soluble polymers of controlled structure obtained by a process.
- controlled-polymerization polymerization process employing, as a polymerization initiator, a particular alkoxyamine of general formula (A):
- R 1 and R 2 represent a linear or branched alkyl radical having a number of carbon atoms ranging from 1 to 5,
- R 4 represents a linear or branched alkyl radical having a number of carbon atoms ranging from 1 to 8, and preferably a tert-butyl radical,
- R 5 represents a linear or branched alkyl radical having a number of carbon atoms ranging from 1 to 8, and preferably a tert-butyl radical
- R 6 and R 7 represent a linear or branched alkyl radical having a number carbon atoms ranging from 1 to 8, and preferably an ethyl radical.
- water-soluble polymers in a process for the manufacture of dry products containing mineral materials, which is characterized in that said polymers have a controlled structure and are obtained by a controlled radical polymerization process using as the polymerization initiator, a particular alkoxyamine of the general formula (A).
- this use of said water-soluble polymers is characterized in that the process for producing said dry products comprises at least one grinding step and / or at least one dispersion step and / or at least one concentration step in the grinding process.
- water of mineral matter which leads to the production of a dispersion and / or an aqueous suspension of mineral matter.
- the dispersion and / or the aqueous suspension of mineral matter thus obtained makes it possible to produce aqueous formulations of mineral materials, in the fields of paper and in particular in paper coating coatings and in bulk filler, in aqueous paints, and in cosmetic compositions. Said formulations then make it possible to manufacture dry coatings whose opacity and / or gloss is improved, in the fields of paper and in particular in coated papers from previous paper coating coatings and in papers made from previous fillers. mass, in the paint films, and in the films obtained from cosmetic compositions.
- the dispersion and / or the aqueous suspension of mineral matter previously obtained can be dried; the invention thus also relates to the dry powders thus obtained.
- Said dry powders then allow the manufacture of plastics whose opacity and / or gloss is improved.
- Said dry powders also make it possible to manufacture aqueous formulations of mineral materials, in particular paper coating coatings, mass fillers, aqueous paints and cosmetic formulations. These formulations make it possible to manufacture dry products which are dry coatings whose opacity and / or gloss is improved, and in particular coated papers from said papermaking coatings and papers made from said mass fillers, paint films and films obtained from said cosmetic formulations.
- the invention consists in that the use in a manufacturing process of dry products based on mineral materials, is characterized in that said polymers are used as direct additives in aqueous formulations and in particular in the fields paper and particularly in paper coating coatings, in plastics, in aqueous paints and in cosmetic compositions, as well as in the field of plastics.
- Said formulations then allow the manufacture of dry coatings whose opacity and / or gloss is improved, in the fields of paper and in particular in coated papers, in paint films, in films obtained from cosmetic compositions, while that the direct use according to the invention of said polymers in plastics leads to the production of plastics whose opacity and / or gloss is improved.
- water-soluble polymers are also characterized in that the polymers are obtained by a controlled radical polymerization process, involving the particular alkoxyamine previously described, of monomers chosen from:
- ionic monomer which is either: i) anionic and carboxylic or dicarboxylic or phosphoric or phosphonic or sulfonic or their mixture, or ii) cationic, or iii) the mixture of i) and ii)
- nonionic monomer consisting of at least one monomer of formula (I):
- n and p represent a number of alkylene oxide units of less than or equal to 150
- n represents a number of ethylene oxide units of less than or equal to 150
- q represents an integer at least equal to 1 and such that ⁇ (m + n + p) q ⁇ 150, and preferentially such that ⁇ (m + n + p) q ⁇ 120
- R 1 represents hydrogen or the methyl or ethyl radical
- - R 2 represents the hydrogen or the methyl or ethyl radical
- R represents a radical containing a polymerizable unsaturated functional group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters and also to the group of urethane unsaturates such as, for example, acrylurethane, methacrylurethane, ⁇ - ⁇ -dimethyl-isopropenyl-benzylurethane, allylurethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or else the group of ethylenically unsaturated amides or imides,
- R ' represents hydrogen or a hydrocarbon radical having 1 to 40 carbon atoms, and preferably represents a hydrocarbon radical having 1 to 12 carbon atoms and very preferably a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several monomers of formula (I),
- water-soluble polymers are also characterized in that the water-soluble polymers are obtained by the controlled radical polymerization of monomers chosen from:
- ethylenically unsaturated anionic and monocarboxylic function in the acid or salified state chosen from monomers with ethylenic unsaturation and monocarboxylic function such as acrylic or methacrylic acid or else semiesters of diacids such as monoesters Ci-C 4 maleic or itaconic acids, or selected from the monomers with ethylenic unsaturation and dicarboxylic function in the acid or salified state such as crotonic acid, isocrotonic, cinnamic, itaconic, maleic, or the anhydrides of carboxylic acids, such as maleic anhydride or chosen from ethylenically unsaturated monomers with a sulphonic function in the acidic or salified state, such as 2-acrylamido-2-methylpropanesulphonic acid, sodium methallylsulphonate and vinylic acid.
- monomers with ethylenic unsaturation and monocarboxylic function such as acrylic or methacrylic acid
- sulfonic acid and styrene sulfonic acid or else chosen from monomers with ethylenic unsaturation and phosphoric function at the acid or salified states such as vinyl phosphoric acid, ethylene glycol methacrylate phosphate, propylene glycol methacrylate phosphate, ethylene glycol acrylate phosphate, propylene glycol acrylate phosphate and their ethoxylates or else chosen from ethylenically unsaturated monomers and phosphonic function in the acidic or salified state such as vinylphosphonic acid, or mixtures thereof, or ii) cationic selected from N- [3- (dimethylamino) propyl] acrylamide or
- n and p represent a number of alkylene oxide units of less than or equal to 150, n represents a number of ethylene oxide units less than or equal to
- q represents an integer at least equal to 1 and such that 5 ⁇ (m + n + p) q ⁇
- R 1 represents hydrogen or the methyl or ethyl radical
- R 2 represents hydrogen or the methyl or ethyl radical
- R represents a radical containing a polymerizable unsaturated functional group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters and also to the group of urethane unsaturates such as, for example, acrylurethane, methacrylurethane, ⁇ - ⁇ '-dimethylisopropenylbenzylurethane, allylurethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or else the group of ethylenically unsaturated amides or imides
- R ' represents hydrogen or a hydrocarbon radical having 1 to 40 carbon atoms, and preferably represents a hydrocarbon radical having 1 to 12 carbon atoms and very preferably a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several monomers of formula (I),
- At least one monomer of the acrylamide or methacrylamide type and their mixtures or else at least one non-water-soluble monomer such as alkyl acrylates or methacrylates, vinyls such as vinyl acetate, vinylpyrrolidone, styrene, Palphamethylstyrene and their derivatives, or at least one organofluorinated or organosilicinated monomer preferably chosen from the molecules of formulas (IIa) or (IIb):
- - mi, pi, ni 2 and p 2 represent a number of alkylene oxide units less than or equal to 150
- n 2 represent a number of units of ethylene oxide less than or equal to 150
- q t and q 2 represent an integer at least equal to 1 and such that 0 ⁇ (mi + ni + pi) qi ⁇ 150 and 0 ⁇ (m 2 + n 2 + p 2) q 2 ⁇ 150,
- r represents a number such that 1 ⁇ r ⁇ 200
- R 3 represents a radical containing a polymerizable unsaturated functional group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters and also to the group of urethane unsaturates such as, for example, acrylurethanes, methacrylurethane, ⁇ - ⁇ -dimethylisopropenylbenzylurethane, allylurethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or still to the group of amides or ethylenically unsaturated imides,
- R 4 , R 5 , Rio and RH represent hydrogen or the methyl or ethyl radical
- R 6 , R 7 , R 8 and R 9 represent linear or branched alkyl or aryl or alkylaryl or arylalkyl groups having 1 to 20 carbon atoms, or a mixture thereof,
- Ri 2 represents a hydrocarbon radical having 1 to 40 carbon atoms
- - A and B are optionally present groups, which then represent a hydrocarbon radical having 1 to 4 carbon atoms,
- R represents a radical containing a polymerizable unsaturated functional group, belonging to the group of vinyls as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters, and also to the group of urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes; ⁇ - ⁇ '-dimethyl-isopropenyl-benzylurethane, allyl urethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or else the group of ethylenically unsaturated amides or imides,
- - A is a group optionally present, which then represents a hydrocarbon radical having 1 to 4 carbon atoms,
- B represents a hydrocarbon radical having 1 to 4 carbon atoms, of the mixture of several of these monomers
- crosslinking monomer selected from the group consisting of ethylene glycol dimethacrylate, trimethylolpropanetriacrylate, allyl acrylate, allyl maleates, methylene-bis-acrylamide, methylene-bis- methacrylamide, tetraallyloxyethane, triallyl cyanurates, allyl ethers obtained from polyols such as pentaerythritol, sorbitol, sucrose or the like, or chosen from the molecules of formula (III):
- n 3 and U 4 represent a number of ethylene oxide units less than or equal to
- 150, q 3 and q 4 represent an integer at least equal to 1 and such that 0 ⁇ (m 3 + n 3 + p 3 ) q 3 ⁇ 150 and 0 ⁇ (m 4 + n 4 + p 4 ) q 4 ⁇ 150, r 'represents a number such that 1 ⁇ r' ⁇ 200,
- R 1 represents a radical containing a polymerizable unsaturated functional group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters as well as to the group of urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes.
- urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes.
- R 1 , R 5 , R 20 and R 2 1 represent hydrogen or the methyl or ethyl radical
- - R 1 O , R 7 , Ris and R 19 represent linear or branched alkyl or aryl or alkylaryl groups , or arylalkyl having 1 to 20 carbon atoms, or mixtures thereof
- D and E are optionally present groups, which then represent a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several of these monomers.
- water-soluble polymers are characterized in that said abovementioned polymers are constituted, expressed by weight, relative to the total weight of the monomers involved: from 2% to 98% and even more particularly from 5% to 95% of at least one ionic monomer which is either:
- an ethylenically unsaturated anionic monomer with a monocarboxylic functional group in the acid or salified state chosen from monomers containing ethylenic unsaturation and monocarboxylic functional groups such as acrylic or methacrylic acid or else semiesters of diacids such as C monoesters;
- vinyl sulphonic acid and styrene sulphonic acid or else chosen from ethylenically unsaturated monomers and phosphoric function in the acid or salified state such as vinyl phosphoric acid, ethylene glycol methacrylate phosphate, propylene glycol methacrylate, ethylene glycol acrylate phosphate, propylene glycol acrylate phosphate and their ethoxylates or else selected from among the m acidic or salified phosphonically unsaturated ethylenically unsaturated onomers, such as vinylphosphonic acid, or mixtures thereof, or ii) a cationic monomer selected from N- [3- (dimethylamino) propyl] acrylamide or N [3- (dimethylamino) propyl] methacrylamide, unsaturated esters such as N- [2- (dimethylamino) ethyl] methacrylate, or N- [2- (dimethylamino) eth
- n and p represent a number of alkylene oxide units of less than or equal to 150
- n a number of ethylene oxide units less than or equal to 150
- q represents an integer at least equal to 1 and such that 5 ⁇ (m + n + p) q ⁇
- R 1 represents hydrogen or the methyl or ethyl radical
- R 2 represents hydrogen or the methyl or ethyl radical
- R represents a radical containing a polymerizable unsaturated group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters and also to the group of urethane unsaturates such as, for example, acrylurethane, methacrylurethane, ⁇ - ⁇ -dimethyl isopropenylbenzylurethane, allylurethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or else the group of amides or ethylenically unsaturated imides,
- R ' represents hydrogen or a hydrocarbon radical having 1 to 40 carbon atoms, and preferably represents a hydrocarbon radical having 1 to 12 carbon atoms and very preferably a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several monomers of formula (I),
- mi, pi, m 2 and p 2 represent a number of alkylene oxide units of less than or equal to 150, ni and ⁇ . 2 represent a number of ethylene oxide units less than or equal to 150, qi and q 2 represent an integer at least equal to 1 and such that 0 ⁇
- R 3 represents a radical containing a polymerizable unsaturated functional group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters and also to the group of urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes.
- urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes.
- R 4 , R 5 , Rio and Ri i represent hydrogen or the methyl or ethyl radical
- R 6 , R 7 , R 8 and R 8 represent linear or branched alkyl, or aryl, or alkylaryl, or arylalkyl groups having 1 to 20 carbon atoms, or their mixture,
- R 12 represents a hydrocarbon radical having 1 to 40 carbon atoms
- a and B are optionally present groups, which then represent a hydrocarbon radical having 1 to 4 carbon atoms
- R represents a radical containing a polymerizable unsaturated functional group, belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters, as well as to the group of unsaturated urethanes such as, for example, acrylurethanes, methacrylurethanes, ⁇ - ⁇ '-dimethylisopropenylbenzylurethane, allylurethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or else the group of ethylenically unsaturated amides or imides,
- A is a group optionally present, which then represents a hydrocarbon radical having 1 to 4 carbon atoms
- B represents a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several of these monomers
- crosslinking monomer selected from the group consisting of ethylene glycol dimethacrylate, trimethylolpropanetriacrylate, allyl acrylate, allyl maleates, methylenebisacrylamide, methylene -bis-methacrylamide, tetralyloxyethane, triallyl cyanurates, allyl ethers obtained from polyols such as pentaerythritol, sorbitol, sucrose or the like, or chosen from the molecules of formula (III):
- Ni 3 , p 3 , Di 4 and p 4 represent a number of alkylene oxide units less than or equal to 150
- n 3 and ⁇ 4 represent a number of units of ethylene oxide less than or equal to 150
- q 3 and q 4 represent an integer at least equal to 1 and such that 0 ⁇
- r ' represents a number such that 1 ⁇ r' ⁇ 200
- - Ri 3 represents a radical containing a polymerizable unsaturated functional group, belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters, and also to the group of unsaturated urethanes such as, for example, acrylurethane, methacrylurethane, ⁇ - ⁇ 'dimethyl-isopropenylbenzylurethane, allylurethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or else the group of ethylenically unsaturated amides or imides,
- R H, R 5, R 2 o and R 2] represent hydrogen or the methyl or ethyl radical
- - R 6, R] 7, R 8 and R 19 represent linear or branched alkyl groups, or aryl, or alkylaryl, or arylalkyl having 1 to 20 carbon atoms, or a mixture thereof,
- D and E are optionally present groups, which then represent a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several of these monomers.
- This use according to the invention of water-soluble polymers is also characterized in that said polymers are obtained in acid form and optionally distilled, and may also be partially or completely neutralized by one or more agents such as oxides or hydroxides of metals such as by aluminum, and in particular oxides or hydroxides of alkali metals, such as, for example, sodium, potassium, lithium, or oxides or hydroxides of alkaline earth metals such as for example calcium, magnesium, barium, or the oxides and hydroxides of transition metals such as, for example, zinc, copper, iron, or else ammonia or primary, secondary or tertiary aliphatic and / or cyclic amines such as, for example, stearylamine, ethanolamines (mono- , di-, triethanolamine), mono and diethylamine, cyclohexylamine, methylcyclohexylamine, amino methylpropanol, morpholine.
- agents such as oxides or hydroxides of metals such as by
- said polymers may optionally, before or after the total or partial neutralization reaction, be treated and separated into several phases, according to static or dynamic processes known to those skilled in the art, by one or more polar solvents belonging in particular to to the group consisting of water, methanol, ethanol, propanol, isopropanol, butanols, acetone, tetrahydrofuran or mixtures thereof.
- polar solvents belonging in particular to to the group consisting of water, methanol, ethanol, propanol, isopropanol, butanols, acetone, tetrahydrofuran or mixtures thereof.
- said polymers may optionally be dried by one of the techniques well known to those skilled in the art.
- water-soluble polymers are water-soluble copolymers and have a structure of statistical type, block, comb, grafted, or alternating.
- This molecular weight is determined according to the GPC method (Phase Chromatography
- This liquid chromatography apparatus is provided with steric exclusion columns appropriately chosen by those skilled in the art in order to separate the different molecular weights of the polymers studied.
- the liquid phase of elution is an aqueous phase.
- the mineral materials are chosen from a pigment and / or a mineral filler, selected from natural or synthetic calcium carbonate, dolomites, kaolin, talc, cement, gypsum, lime , magnesia, titanium dioxide, satin white, aluminum trioxide or aluminum trihydroxide, silicas, mica and the mixture of these fillers with each other, such as talc-calcium carbonate, carbonate mixtures calcium-kaolin, or mixtures of calcium carbonate with aluminum trihydroxide or aluminum trioxide, or mixtures with synthetic or natural fibers or the co-structures of minerals such as talc co-structures calcium carbonate or talc-titanium dioxide, or mixtures thereof.
- a mineral filler selected from natural or synthetic calcium carbonate, dolomites, kaolin, talc, cement, gypsum, lime , magnesia, titanium dioxide, satin white, aluminum trioxide or aluminum trihydroxide, silicas, mica and the mixture of these fillers with each other, such as tal
- this use is characterized in that said mineral materials are natural or synthetic calcium carbonate and more particularly a natural calcium carbonate selected from marble, calcite, chalk or mixtures thereof.
- the invention relates secondly to the use of a dispersion and / or an aqueous suspension of mineral materials containing said polymers, in a process for manufacturing dry products containing mineral materials, as opacity improvers and / or the brightness of said dry products.
- the dispersion and / or the aqueous suspension of mineral materials obtained makes it possible to produce aqueous formulations of mineral materials, in the fields of paper and in particular in paper coating coatings and in bulk filler, in aqueous paints, and in cosmetic compositions.
- Said formulations then make it possible, after drying, to obtain dry products whose opacity and / or gloss is improved, dry products which are either papers loaded from said mass loads, or dry coatings which are dry films. resulting from the drying of said paper coating coatings, either dry films resulting from the drying of said aqueous paint formulations, or finally dry films resulting from the drying of said aqueous cometic formulations.
- dry powders can be dried, and the dry powders thus obtained then allow the manufacture of plastics whose opacity and / or gloss is improved.
- Said dry powders also make it possible to manufacture aqueous formulations of mineral materials, in particular paper coating coatings, mass fillers, aqueous paints and cosmetic formulations.
- Said formulations then make it possible, after drying, to obtain dry products whose opacity and / or gloss is improved, dry products which are either papers loaded from said mass loads, or dry coatings which are dry films. resulting from the drying of said paper coating coatings, either dry films resulting from the drying of said aqueous paint formulations, or finally dry films resulting from the drying of said aqueous cometic formulations.
- a dispersion and / or suspension containing said water-soluble polymers is also characterized in that said polymers are obtained by a controlled radical polymerization process, involving the particular alkoxyamine previously described, of monomers chosen from:
- ionic monomer which is either: i) anionic and carboxylic or dicarboxylic or phosphoric or phosphonic or sulfonic or their mixture, or ii) cationic, or iii) the mixture of i) and ii)
- nonionic monomer consisting of at least one monomer of formula (I):
- n and p represent a number of alkylene oxide units of less than or equal to 150; n represents a number of ethylene oxide units of less than or equal to
- q represents an integer at least equal to 1 and such that 5 ⁇ (m + n + p) q ⁇ 150, and preferentially such that ⁇ (m + n + p) q ⁇ 120
- R 1 represents hydrogen or the methyl or ethyl radical
- - R 2 represents hydrogen or the methyl or ethyl radical
- R represents a radical containing a polymerizable unsaturated functional group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters and also to the group of urethane unsaturates such as, for example, acrylurethane, methacrylurethane, ⁇ - ⁇ 'dimethyl-isopropenylbenzylurethane, allyl urethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or alternatively to the group of ethylenically unsaturated amides or imides
- R' represents hydrogen or a hydrocarbon radical having 1 to 40 carbon atoms, and preferably represents a hydrocarbon radical having 1 to 12 carbon atoms and very preferably a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several monomers of formula (I),
- a dispersion and / or a suspension containing said water-soluble polymers is also characterized in that said polymers are obtained by the controlled radical polymerization of monomers chosen from:
- ethylenically unsaturated anionic and monocarboxylic function in the acid or salified state chosen from monomers with ethylenic unsaturation and monocarboxylic function such as acrylic or methacrylic acid or else semiesters of diacids such as monoesters Ci-C 4 maleic or itaconic acids, or selected from the monomers with ethylenic unsaturation and dicarboxylic function in the acid or salified state such as crotonic acid, isocrotonic, cinnamic, itaconic, maleic, or the anhydrides of carboxylic acids, such as maleic anhydride or chosen from ethylenically unsaturated monomers and sulfonic function in the acid or salified state such as 2-acrylamido-2-methyl-propanesulfonic acid, sodium methallylsulfonate, vinyl acid sulfonic acid and styrene sulfonic acid or else chosen from monomers with ethylen
- m and p represent a number of alkylene oxide units of less than or equal to 150
- n represents a number of ethylene oxide units of less than or equal to 150
- q represents an integer at least equal to 1 and such that ⁇ (m + n + ⁇ ) q ⁇ 150, and preferentially such that ⁇ (m + n + p) q ⁇ 120
- R 1 represents hydrogen or the methyl or ethyl radical
- R 2 represents hydrogen or the methyl or ethyl radical
- R represents a radical containing a polymerizable unsaturated functional group, belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic, vinylphthalic esters as well as to the group of unsaturated urethanes such as by examples are acrylurethane, methacrylurethane, ⁇ - ⁇ -dimethylisopropenylbenzylurethane, allylurethane, as well as the group
- R ' represents hydrogen or a hydrocarbon radical having 1 to 40 carbon atoms, and preferably represents a hydrocarbon radical having 1 to 12 carbon atoms and very preferably a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several monomers of formula (I), 6 001064
- the ammethylstyrene and their derivatives, or at least one organofluorinated or organosilane monomer preferably chosen from the molecules of formulas (IIa) or (IIb):
- mi, pi, m 2 and p 2 represent a number of alkylene oxide units of less than or equal to 150
- n 2 represents a number of ethylene oxide units of less than or equal to 150
- qi and q 2 represents an integer at least equal to 1 and such that 0 ⁇ (mi + m + pi) qi ⁇ 150 and 0 ⁇ (m 2 + n 2 + p 2 ) q 2 ⁇ 150
- r represents a number such that 1 ⁇ r ⁇ 200
- R 3 represents a radical containing a polymerizable unsaturated functional group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters as well as to the group of urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes.
- urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes.
- R 4 , R 5 , Rio and Rn represent hydrogen or the methyl or ethyl radical
- R 6 , R 7 , R 8 and R 9 represent linear or branched alkyl, or aryl, or alkylaryl, or arylalkyl groups having 1 to 20 carbon atoms, or their mixed,
- Ri 2 represents a hydrocarbon radical having 1 to 40 carbon atoms
- - A and B are optionally present groups, which then represent a hydrocarbon radical having 1 to 4 carbon atoms,
- R represents a radical containing a polymerizable unsaturated functional group, belonging to the group of vinyls as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters, and also to the group of urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes; , ⁇ - ⁇ 'dimethyl-isopropenylbenzylurethane, allylurethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or alternatively to the group of ethylenically unsaturated amides or imides, - A is an optionally present group, which represents then a hydrocarbon radical having 1 to 4 carbon atoms, B represents a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several of these monomers,
- crosslinking monomer selected from the group consisting of ethylene glycol dimethacrylate, trimethylolpropanetriacrylate, allyl acrylate, allyl maleates, methylene-bis-acrylamide, methylene-bis-methacrylamide, tetrallyloxyethane, triallyl cyanurates, allyl ethers obtained from polyols such as pentaerythritol, sorbitol, sucrose or the like, or chosen from the molecules of formula (III):
- p 3 , In 4 and p 4 represent a number of alkylene oxide units less than or equal to 150
- n 3 and n ⁇ represent a number of ethylene oxide units less than or equal to 150
- q 3 and q 4 represent an integer at least equal to 1 and such that 0 ⁇ (m 3 + n 3 + p 3 ) q 3 ⁇ 150 and 0 ⁇ (m 4 + n 4 + p 4 ) q 4 ⁇ 150
- R 1 represents a radical containing a polymerizable unsaturated functional group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters as well as to the group of unsaturated urethanes such as, for example, acrylurethanes and methacrylurethanes; ⁇ - ⁇ '-dimethyl-isopropenylbenzylurethane, allylurethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or else the group of ethylenically unsaturated amides or imides,
- R 14 , Ri 5 , R 20 and R 2 i represent hydrogen or the methyl or ethyl radical
- R 16 , R 17 , Ris and R 9 represent linear or branched alkyl, or aryl, or alkylaryl or arylalkyl groups having 1 to 20 carbon atoms, or their mixture,
- D and E are optionally present groups, which then represent a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several of these monomers.
- a dispersion and / or a suspension containing said water-soluble polymers is characterized in that said abovementioned polymers are constituted, expressed by weight, relative to the total weight of the monomers involved:
- ionic monomer which is either: i) an ethylenically unsaturated anionic monomer and a monocarboxylic functional group in the acidic or salified state chosen from monomers with ethylenic unsaturation and with a monocarboxylic function such as acrylic or methacrylic acid or else semiesters of diacids, such as the C 1 -C 4 monoesters of maleic or itaconic acids, or chosen from monomers containing ethylenic unsaturation and dicarboxylic the acidic or salified state, such as crotonic acid, isocrotonic acid, cinnamic acid, itaconic acid, maleic acid, or anhydrides of carboxylic acids, such as maleic anhydride or chosen from ethylenically unsaturated monomers with a sulfonic function at acidic or salified state such as 2-acrylamido-2-methyl
- m and p represent a number of alkylene oxide units of less than or equal to 150
- n represents a number of ethylene oxide units less than or equal to
- q represents an integer at least equal to 1 and such that 5 ⁇ (m + n + p) q ⁇
- R 1 represents hydrogen or the methyl or ethyl radical
- R 2 represents hydrogen or the methyl or ethyl radical
- R represents a radical containing a polymerizable unsaturated functional group, belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters, as well as to the group of unsaturated urethanes such as, for example, acrylurethanes, methacrylurethanes, ⁇ - ⁇ '-dimethylisopropenylbenzylurethane, allylurethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or else the group of ethylenically unsaturated amides or imides,
- R ' represents hydrogen or a hydrocarbon radical having 1 to 40 carbon atoms, and preferably represents a hydrocarbon radical having 1 to 12 carbon atoms and very preferably a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several monomers of formula (I),
- mi, pi, m 2 and p 2 represent a number of alkylene oxide units of less than or equal to 150
- n 1 and n 2 represent a number of ethylene oxide units of less than or equal to 150
- q i and q 2 represent an integer at least equal to 1 and such that 0 ⁇
- R 3 represents a radical containing a polymerizable unsaturated functional group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters as well as to the group of urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes.
- urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes.
- R 4 , R 5 , Ri 0 and Rn represent hydrogen or the methyl or ethyl radical
- R 6 , R 7 , R 8 and R 9 represent linear or branched alkyl or aryl or alkylaryl or arylalkyl groups having 1 to 20 carbon atoms, or a mixture thereof
- R 2 represents a hydrocarbon radical having 1 to 40 carbon atoms
- a and B are optionally present groups, which then represent a hydrocarbon radical having 1 to 4 carbon atoms
- R represents a radical containing a polymerizable unsaturated functional group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters and also to the group of urethane unsaturates such as, for example, acrylurethane, methacrylurethane, ⁇ - ⁇ 'dimethyl-isopropenylbenzylurethane, allylurethane, as well as the group of substituted or unsubstituted allylic or vinyl ethers, or alternatively to the group of amides or ethylenically unsaturated imides, - A is a group optionally present, which then represents a hydrocarbon radical having 1 to 4 carbon atoms, B represents a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several of these monomers,
- crosslinking monomer selected from the group consisting of ethylene glycol dimethacrylate, trimethylolpropanetriacrylate, allyl acrylate, allyl maleates, methylenebisacrylamide, methylene -bis-methacrylamide, tetralyloxyethane, triallyl cyanurates, allyl ethers obtained from polyols such as pentaerythritol, sorbitol, sucrose or the like, or chosen from the molecules of formula (III):
- m 3 , p 3 , Hi 4 and p 4 represent a number of alkylene oxide units of less than or equal to 150
- n 3 and ru represent a number of ethylene oxide units of less than or equal to 150
- q 3 and q 4 represent an integer at least equal to 1 and such that O ⁇ (m 3 + n 3 + p 3 ) q 3 ⁇ 150 and O ⁇ (m 4 + n 4 + p 4 ) q 4 ⁇ 150
- r ' represents a number such that 1 ⁇ r' ⁇ 200
- R 13 represents a radical containing a polymerizable unsaturated functional group belonging to the vinyl group as well as to the group of acrylic, methacrylic, maleic, itaconic, crotonic and vinylphthalic esters and also to the group of urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes.
- urethane unsaturates such as, for example, acrylurethanes and methacrylurethanes.
- R 14, R 1S, R 2 o and R 21 are hydrogen or methyl or ethyl
- R 16 , R 17 , R 18 and R 19 represent linear or branched alkyl, or aryl, or alkylaryl, or arylalkyl groups having 1 to 20 carbon atoms, or their mixture,
- D and E are optionally present groups, which then represent a hydrocarbon radical having 1 to 4 carbon atoms, or a mixture of several of these monomers.
- This use according to the invention of a dispersion and / or a suspension containing said water-soluble polymers is also characterized in that said polymers are obtained in acid form and optionally distilled, and may also be partially or completely neutralized by one or more agents such as oxides or hydroxides of metals such as, for example, aluminum, and in particular alkali metal oxides or hydroxides, such as, for example, sodium, potassium or lithium, or oxides or hydroxides of alkaline earth metals such as that for example calcium, magnesium, barium, or the oxides and hydroxides of transition metals such as for example zinc, copper, iron, or by ammonia or aliphatic primary, secondary or tertiary amines and / or cyclic such as, for example, stearylamine, ethanolamines (mono-, di-, triethanolamine), mono and dieth
- said polymers may optionally, before or after the total or partial neutralization reaction, be treated and separated into several phases, according to static or dynamic processes known to those skilled in the art, by one or more polar solvents belonging in particular to to the group consisting of water, methanol, ethanol, propanol, isopropanol, butanols, acetone, tetrahydrofuran or mixtures thereof.
- polar solvents belonging in particular to to the group consisting of water, methanol, ethanol, propanol, isopropanol, butanols, acetone, tetrahydrofuran or mixtures thereof.
- said polymers may optionally be dried by one of the techniques well known to those skilled in the art.
- This use according to the invention of a dispersion and / or a suspension containing said water-soluble polymers is also characterized in that said polymers are water-soluble copolymers and have a structure of statistical, block, comb, grafted or alternating type .
- This molecular weight is determined according to the GPC (Gel Permeability Chromatography Chromatography) method using a Waters TM brand liquid chromatography apparatus with two detectors, one of which combines the dynamic scattering of light with the measured viscometry. by a Viscotek TM viscometer and the other being a Waters TM brand refractometric concentration detector.
- GPC Gel Permeability Chromatography Chromatography
- This liquid chromatography apparatus is provided with steric exclusion columns appropriately chosen by those skilled in the art in order to separate the different molecular weights of the polymers studied.
- the liquid phase of elution is an aqueous phase.
- the mineral materials are chosen from a pigment and / or a mineral filler, selected from natural or synthetic calcium carbonate, dolomites, kaolin, talc, cement, gypsum, lime , magnesia, titanium dioxide, satin white, aluminum trioxide or aluminum trihydroxide, silicas, mica and the mixture of these fillers with each other, such as talc-calcium carbonate, carbonate mixtures calcium-kaolin, or mixtures of calcium carbonate with aluminum trihydroxide or aluminum trioxide, or mixtures with synthetic or natural fibers or the co-structures of minerals such as talc co-structures calcium carbonate or talc-titanium dioxide, or mixtures thereof.
- a mineral filler selected from natural or synthetic calcium carbonate, dolomites, kaolin, talc, cement, gypsum, lime , magnesia, titanium dioxide, satin white, aluminum trioxide or aluminum trihydroxide, silicas, mica and the mixture of these fillers with each other, such as tal
- this use is characterized in that said mineral materials are natural or synthetic calcium carbonate and more particularly a natural calcium carbonate selected from marble, calcite, chalk or mixtures thereof.
- Another subject of the invention concerns aqueous dispersions and / or suspensions of mineral matter, characterized in that they contain:
- dispersions and / or suspensions are also characterized in that they contain from 0.05% to 5%, and preferably from 0.1% to 3% by dry weight of at least one water-soluble polymer obtained by a polymerization process.
- controlled radical comprising an alkoxyamine of formula (A), based on the dry weight of mineral matter.
- aqueous formulations and in particular paper coating coatings, mass fillers, aqueous paints and cosmetic formulations, characterized in that they contain:
- At least one water-soluble polymer obtained by a controlled radical polymerization process involving an alkoxyamine of formula (A), and optionally at least one dispersing agent and / or at least one grinding aid agent different from the abovementioned polymer, and in that they are obtained by the process according to the invention.
- formulations are also characterized in that they contain from 0.05% to 5% and preferably from 0.1% to 3% by dry weight of at least one water-soluble polymer obtained by a controlled radical polymerization process involving an alkoxyamine of formula (A), relative to the total weight of the formulation.
- Another subject of the invention relates to dry powders of mineral substances, characterized in that they contain:
- At least one mineral material and at least one water-soluble polymer obtained by a controlled radical polymerization process involving an alkoxyamine of formula (A).
- dry powders are also characterized in that they contain from 0.05% to 5% and preferably from 0.1% to 3% by weight of at least one water-soluble polymer obtained by a controlled radical polymerization process involving an alkoxyamine of formula (A), relative to the total weight of the powder.
- a final subject of the invention relates to the films resulting from the drying of a papermaking coating, the films resulting from the drying of an aqueous paint formulation, the films resulting from the drying of an aqueous cosmetic formulation, as well as the plastics and the loaded papers, characterized in that they contain:
- At least one mineral material and at least one water-soluble polymer obtained by a controlled radical polymerization process involving an alkoxyamine of formula (A).
- Water-soluble polymers of controlled structure are thus obtained, whose monomeric composition as well as the molecular weight (measured according to the method previously described and expressed in g / mole) are given in Tests Nos. 1 to 12.
- Test No. 6 This test results in obtaining, from a controlled radical polymerization process using, as polymerization initiator, the alkoxyamine of formula (A '), of a water-soluble polymer of composition by weight of, based on to the total mass of the monomers involved: 18.5% methacrylic acid,
- EXAMPLE 2 This example illustrates the use according to the invention of water-soluble polymers of controlled structure obtained by a controlled radical polymerization process implementing, as a polymerization initiator, a particular alkoxyamine of formula (A '), as well as the use according to the invention of aqueous dispersions of mineral materials containing said polymers, in a process for producing dry products containing mineral materials, as agents improving the opacity and brightness of said dry products.
- the method of manufacturing said dry products is characterized in that it comprises a step of grinding in water without grinding aid agent and a concentration step with use of said polymers, leading to the obtaining of an aqueous dispersion of mineral materials containing said polymers.
- Said dispersion makes it possible to formulate paper coating sauces which lead, after drying, to obtaining dry coatings whose opacity and gloss are improved.
- the dry coatings concerned are dry films which result from the drying of said paper coating coatings which have been applied to sheets of paper.
- the dry extract of the suspension of mineral matter thus obtained is then equal to 20% (by dry weight of mineral matter relative to the total dry weight of the suspension).
- the percentages by weight of particles having a diameter of less than 1 ⁇ m and 2 ⁇ m are then determined using a Sedigraph TM 5100 device marketed by MICROMERITICS TM, respectively denoted% ⁇ 2 ⁇ m and% ⁇ 1 ⁇ m.
- the suspension obtained is then concentrated in the presence of a dispersant of the prior art or by use of a polymer according to the invention.
- a dispersion of mineral matter is then obtained, the dry extract, denoted ES, is measured and expressed as a percentage by dry weight of mineral matter relative to the total weight of the suspension, the particle size characteristics thereof as determined above. ,% ⁇ 2 ⁇ m and% ⁇ l ⁇ m, remaining unchanged.
- the dispersion thus obtained is then mixed with a styrene-acrylic binder sold under the name Acronal TM S360D by BASF TM, in a proportion of 100 grams by dry weight of calcium carbonate, for 12 parts in the binder state.
- the paper coating sauces are then used to lay sheets of paper.
- Each sheet of paper, before being coated, is subjected to a light radiation of 457 nm on a black plate using an Elrepho TM 3000 spectrophotometer from Datacolor TM (Switzerland) to determine the Reflectance R b of uncoated paper on a black background.
- a polypropylene-based plastic paper marketed under the name Synteape TM by the company ARJO-WIGGINS TM is then coated by means of a laboratory coater of the type Hand Coater TM model KC202 and this, in order to obtain different weight of layer between 5 and 50 m 2 / g.
- the samples are dried at 90 ° C for 10 minutes in an oven.
- Each sheet of coated paper having different coating weights of between 5 and 50 g / m 2 is subjected to a light radiation of wavelength equal to 457 nm by means of an Elrepho TM 3000 spectrophotometer marketed by the company DATACOLOR TM on black plate for determining the reflectance factor of black coated paper Ro and on a stack of at least 10 sheets of uncoated paper to determine the reflectance factor of coated papers on a white background Ri, where r is the reflectance factor of the stack of sheets of uncoated paper.
- the reflectance factor R sc of the layer alone, on a black background is then determined by the formula:
- This light scattering coefficient S is plotted as a function of the layer weight and the value S for a layer weight of 20 g / m 2 is determined by interpolation.
- the different samples are then calendered at 90 ° C. and at a pressure of 60 bars, using a calender machine of the RK 22 HU type marketed by DR DRAMISCH TM & CO.
- This test illustrates the prior art and uses 1.50% by dry weight of a copolymer of the prior art comprising 70% by weight of acrylic acid and 30% by weight of anhydride. maleic, relative to the dry weight of mineral material, during the process of concentration of said mineral material.
- Test No. 14 This test illustrates the invention and implements 1.00% by dry weight of the polymer according to Test No. 11 relative to the dry weight of mineral material, during the process of concentration of said mineral material.
- Test No. 15 This test illustrates the invention and implements 1.20% by dry weight of the polymer according to Test No. 11 with respect to the dry weight of mineral material, during the process of concentration of said mineral material.
- Test No. 16 This test illustrates the invention and uses 1.50% by dry weight of the polymer according to Test No. 11 with respect to the dry weight of mineral material, during the process of concentration of said mineral material.
- Table 1 characteristics of aqueous dispersions of mineral matter and optical properties of dry coatings.
- Table 1 demonstrates that the characteristics of the aqueous dispersions according to the invention are similar to those of the dispersion according to the prior art, in terms of dry extract and granulometry.
- the opacity, in terms of measuring the diffusion coefficient of the light S, and the gloss, in terms of the measurement of the coefficient B 75 , of the dry films which result from the drying of the coating coatings applied to the papers are better. in the case of coating colors which implement the dispersions obtained by the process according to the invention.
- This example illustrates the use according to the invention of water-soluble polymers of controlled structure obtained by a controlled radical polymerization process implementing, as a polymerization initiator, a particular alkoxyamine of formula (A '), as well as the use according to the invention of aqueous dispersions of mineral materials containing said polymers, in a process for the manufacture of dry products containing mineral materials, as agents improving the opacity and brightness of said dry products.
- the method of manufacturing said dry products is characterized in that it comprises a step of grinding in water and a step of concentration in water of said mineral materials: the two stages take place with the use of polymers according to the invention or according to the prior art. It leads to obtaining an aqueous dispersion of mineral materials containing said polymers, which make it possible to manufacture coating colors.
- the manufacturing process is also characterized in that it makes it possible to obtain dry coatings, resulting from the drying of said coating coatings previously applied to papers.
- the first step is wet grinding, according to the methods well known to those skilled in the art, a calcium carbonate marketed by OMY A TM under the name Omyacarb TM 10 AV and this by using a polymer of the prior art or a polymer according to the invention.
- ESi in% by dry weight of mineral matter relative to the total dry weight of the suspension
- the percentage by weight of particles having a diameter of less than 1 ⁇ m and 2 ⁇ m is then determined using a Sedigraph TM 5100 device marketed by MICROMERITICS TM, denoted% ⁇ 1 ⁇ m and% ⁇ 2 ⁇ m.
- the suspension obtained is then concentrated in the presence of a dispersant of the prior art or by use of a polymer according to the invention: it is the same polymer as that used during the grinding step.
- a dispersion of mineral matter is then obtained, the dry extract of which is noted as ES 2 (in% by dry weight of mineral matter relative to the total dry weight of the suspension), the granulometric characteristics thereof as determined above. remaining unchanged.
- the dispersion thus obtained is then mixed with a styrene-acrylic binder sold under the name Acronal TM S360D by BASF TM, in a proportion of 100 grams by dry weight of calcium carbonate, for 12 parts in the binder state.
- a polypropylene-based plastic paper marketed under the name Synteape TM by the company ARJO-WIGGINS TM is then coated by means of a laboratory coater of the type Hand Coater TM model KC202 and this, for obtain different layer weights between 5 and 50 g / m 2 .
- the samples are dried at 90 ° C. for 10 minutes in an oven.
- This test illustrates the prior art and uses 0.25% by dry weight, relative to the dry weight of mineral matter, of a copolymer composed of 70% of acrylic acid and 30% of maleic anhydride (in % by weight of monomers), during the grinding, and 0.45% by dry weight of the same copolymer relative to the dry weight of mineral material during the concentration step.
- Test No. 18 This test illustrates the invention and uses 0.25% by dry weight of the polymer according to Test No. 3 with respect to the dry weight of mineral material, during the milling stage, and 0.45% by weight. % by dry weight of the same copolymer relative to the dry weight of mineral material during the concentration step.
- This test illustrates the invention and uses 0.25% by dry weight of the polymer according to test No. 2 relative to the dry weight of mineral material, during the grinding stage, and 0.45% by dry weight. of the same copolymer relative to the dry weight of mineral material during the concentration step.
- This test illustrates the invention and uses 0.15% by dry weight of the polymer according to test No. 3 relative to the dry weight of mineral material, during the grinding stage, and 0.45% by dry weight. of the same copolymer relative to the dry weight of mineral material during the concentration step.
- Table 2 Characteristics of dispersions and aqueous suspensions of mineral matter and optical properties of dry coatings.
- Table 2 demonstrates that the characteristics of the aqueous dispersions according to the invention are similar to those of the dispersion according to the prior art, in terms of dry extract ES 2 and particle size.
- the opacity in terms of measurement of the light scattering coefficient S, and the gloss, in terms of the measurement of the coefficient B 75 , of the dry films resulting from the drying of the coating colors containing said dispersions, is greater in the frame of the method according to the invention.
- This example illustrates the use according to the invention of water-soluble polymers of controlled structure obtained by a controlled radical polymerization process implementing, as a polymerization initiator, a particular alkoxyamine of formula (A '), as well as the use of aqueous suspensions containing said polymers, in a process for the manufacture of dry products containing inorganic materials, as improving agents the brightness and whiteness of said dry products.
- the method of manufacturing said dry products is characterized in that it comprises a step of grinding in the water of the mineral materials using a polymer of the prior art or using polymers according to the invention , leading to the production of an aqueous suspension of mineral matter. This suspension makes it possible to manufacture a coating color.
- the manufacturing process is also characterized in that it applies to the manufacture of dry coatings which are dry films resulting from the drying of said coating coatings which have been previously applied to papers, which are coated papers from papermaking coating sauces containing said suspensions.
- wet grinding is firstly carried out according to the methods well known to those skilled in the art, a calcium carbonate which is a calcite originating from Orgon (France), using a polymer of the prior art or by use of a polymer according to the invention.
- the dry extract is then determined as a percentage by dry weight of mineral matter relative to the total dry weight of the suspension, and the percentage by weight of particles whose diameter is less than 1 ⁇ m, denoted% ⁇ 1 ⁇ m, using a Sedigraph TM 5100 device marketed by MICROMERITICS TM.
- a paper coating sauce is then produced containing:
- Mowiol TM 6.98 which is a polyvinyl alcohol marketed by CLARIANT TM
- DL966 which is a latex marketed by DOW TM
- Blancophor TM P which is an optical brightener marketed by CIBA TM;
- the pH of the sauce is fixed at 8.5 by adding sodium hydroxide.
- a pre-coated backing paper whose weight is equal to 76 g / m 2 is then coated by means of a laboratory coater of the type Hand Coater TM model KC202, in order to obtain an equal layer weight. at 10 g / m 2 .
- the samples are then dried for 10 minutes in an oven at 90 ° C.
- the coated paper is then calendered at 80 ° C. and at a pressure of 40 bars, using a calender machine of the RK 22 HU type marketed by the company DR DRAMISCH TM & CO.
- B 75 a measurement of the 75 ° TAPPI brightness, denoted B 75 , according to the TAPPI T480 os-78 standard, is carried out using a laboratory glossmeter of the LGDL-05/2 type. marketed by LEHMANN MESSTECHNIK TM.
- WQ E whiteness measurement
- This test illustrates the prior art and implements 1.35% by weight, relative to the dry weight of mineral matter, of a polymer of the prior art which is a homopolymer of acrylic acid neutralized with a mixture of 50% sodium hydroxide and 50% magnesium hydroxide (in molar equivalent), during the grinding step.
- This test illustrates the prior art and uses, during the grinding stage, 1.35% by weight, relative to the dry weight of mineral matter, of a polymer of the prior art which is obtained by radical polymerization. Conventional and which is composed, in percentage by weight, of 81.5% of methoxy polyethylene glycol methacrylate of molecular weight 2000, 4.9% of methacrylic acid, and 13.6% of acrylic acid.
- Test No. 23 This test illustrates the invention and implements 1.35% by weight, relative to the dry weight of mineral matter, of a polymer according to test No. 1, during the grinding step .
- This test illustrates the invention and implements 1.35% by weight, relative to the dry weight of mineral matter, of a polymer according to test No. 5, during the grinding step.
- Table 3 characteristics of aqueous suspensions of mineral matter and optical properties of dry coatings.
- Reading Table 3 demonstrates that the characteristics of the aqueous suspensions according to the invention are similar to those of the suspensions according to the prior art, in terms of dry extract ES and particle size.
- the gloss, in terms of the measurement of the coefficient B 75 , and the whiteness, in terms of measuring the coefficient W C IE, of the dry coatings resulting from the drying of the coating colors are greater for the coated papers according to the invention.
- This example thus demonstrates that the use according to the invention of said polymers, as well as the use according to the invention of said suspensions containing said polymers, make it possible to appreciably improve the gloss and whiteness of dry coatings which are dry films derived from drying coating colors containing suspensions and polymers according to the invention.
- This example illustrates the use according to the invention of water-soluble polymers of controlled structure obtained by a controlled radical polymerization process employing, as a polymerization initiator, a particular alkoxyamine of general formula (A '), as well as use of the aqueous suspensions containing said polymers, in a process for the manufacture of dry products containing inorganic materials, as agents improving the opacity of said dry products.
- the manufacturing process of said dry products is characterized in that it comprises a step of grinding in the water of the mineral materials using a polymer of the prior art or using polymers according to the invention, leading to the production of an aqueous suspension of mineral matter.
- This suspension makes it possible to manufacture a coating color.
- the manufacturing process is also characterized in that it makes it possible to obtain dry coatings which are dry films resulting from the drying of said coating coatings which have previously been applied to papers.
- the dry extract is then determined as a percentage by dry weight of mineral matter relative to the total dry weight of the suspension, and the percentage by weight of particles whose diameter is less than 1 ⁇ m, denoted% ⁇ 1 ⁇ m. , using a Sedigraph TM 5100 device marketed by MICROMERITICS TM.
- a paper coating sauce is then produced according to the same method as that described in Example 2.
- Coated papers are produced according to the same method as that described for Example 2.
- coated papers are then calendered according to the same method as that described in Example 2.
- the value of the diffusion coefficient of the light S (m 2 / kg) is then determined before calendering, according to the same method as that described in Example 2.
- This test illustrates the prior art and implements 1.35% by weight, relative to the dry weight of mineral matter, of a polymer of the prior art which is a homopolymer of acrylic acid neutralized with a mixture of 50% sodium hydroxide and 50% magnesium hydroxide (in molar equivalent), during the grinding step.
- This test differs from Test No. 21 in that the grinding operation was stopped so as to obtain a dry extract equal to 73.2% by dry weight of mineral matter relative to the total dry weight of the suspension. .
- Test No. 26 This test illustrates the prior art and uses, during the milling step, 1.35% by weight, relative to the dry weight of mineral matter, of a polymer of the prior art which is obtained by conventional radical polymerization and which is composed, in percentage by weight, of 81.5% of methoxy polyethylene glycol methacrylate of molecular weight 2000, 4.9% of methacrylic acid, and 13.6% of acid. acrylic.
- This test differs from test No. 22 in that the grinding operation was stopped so as to obtain a dry extract equal to 72.9% by dry weight of mineral matter relative to the total dry weight of the suspension. .
- Test No. 27 This test illustrates the invention and implements 1.35% by weight, relative to the dry weight of mineral matter, of a polymer according to Test No. 7, during the milling step. .
- This test illustrates the invention and implements 1.35% by weight, based on the dry weight of mineral material, of a polymer according to test No. 8, during the grinding step.
- Table 4 Characteristics of aqueous suspensions of mineral matter and opacity of dry coatings.
- Reading Table 4 demonstrates that the characteristics of the aqueous suspensions according to the invention are similar to those of the suspensions according to the prior art, in terms of dry extract ES and particle size.
- the opacity in terms of measuring the diffusion coefficient of the light S, the dry films resulting from the drying of the coating sauces containing the suspension according to the invention is much better than in the case of the prior art.
- This example illustrates the use according to the invention of water-soluble polymers of controlled structure obtained by a controlled radical polymerization process implementing, as a polymerization initiator, a particular alkoxyamine of formula (A '), as well as the use according to the invention of aqueous dispersions containing said polymers and optionally a polymer according to the prior art, in a process for manufacturing dry products containing mineral materials, as agents improving the opacity and whiteness of said dry products.
- the method of manufacturing said dry products is characterized in that it comprises a step of grinding in water followed by a concentration step in water: the two stages take place using a polymer according to the prior art (case of the prior art), or with use of a polymer according to the invention (case of the invention), or with the use of a polymer according to the invention during the step of grinding and a polymer according to the prior art during the concentration step (case of the invention).
- the process leads to the production of an aqueous dispersion of mineral materials, which allows the manufacture of coating colors.
- the manufacturing process is also characterized in that it makes it possible to obtain dry coatings which are dry films resulting from the drying of said coating coatings which have previously been applied to papers.
- a calcium carbonate marketed by OMY A TM under the name Omyacarb TM 10 AV is first milled by wet milling, according to methods well known to those skilled in the art. by using a polymer of the prior art or a polymer according to the invention.
- the percentage by weight of particles having a diameter of less than 1 ⁇ m and 2 ⁇ m, respectively denoted% ⁇ 1 ⁇ m and% ⁇ 2 ⁇ m, is determined using a Sedigraph TM 5100 device marketed by MICROMERITICS TM.
- the suspension obtained is then concentrated in the presence of a dispersant of the prior art or by use of a polymer according to the invention.
- a dispersion of mineral material is then obtained, the dry extract of which is noted as ES 2 (in dry weight of mineral matter relative to the total weight of the suspension) is measured, the particle size characteristics thereof as determined above remaining unchanged.
- the dispersion thus obtained is mixed with a styrene-acrylic binder marketed under the name Acronal TM S360D by the company BASF TM, in a proportion of 100 grams by dry weight of calcium carbonate, for 12 parts by weight. binder state.
- a polypropylene-based plastic paper marketed under the name Synteape TM by the company ARJO-WIGGINS TM is then coated by means of a laboratory coater of the type Hand Coater TM model KC202 and this, for obtain different layer weights between 5 and 50 g / m ".
- the samples are then dried for 10 minutes at 90 ° C.
- Finnfix TM 10 which is a carboxymethyl cellulose marketed by METSA SERLA TM;
- Mowiol TM 6.98 which is a polyvinyl alcohol marketed by CLARIANT TM;
- Blancophor TM P which is an optical brightener marketed by CIBA TM;
- the pH of the sauce is fixed at 8.5 by adding sodium hydroxide.
- pre-coated carrier papers having a basis weight of 76 g / m 2 are then coated by means of a Hand Coater TM model KC202 laboratory coater to obtain an equal layer weight. at 10 g / m 2 .
- the samples are then dried for 10 minutes in an oven at 90 ° C.
- the coated paper is then calendered at 80 ° C. and at a pressure of 40 bar, using a calender machine of the RK 22 HU type marketed by DR DRAMISCH TM & CO.
- Each sheet of coated paper is subjected to a luminous radiation of wavelength equal to 457 nm by means of an Elrepho TM 3000 spectrophotometer marketed by DATACOLOR TM on a black plate to determine the reflectance factor of the paper coated on a black background R 2 and on a stack of at least 10 sheets of coated paper to determine the reflectance factor R 3 of a thickness of opaque coated papers.
- Test No. 29 This test illustrates the prior art and uses, during the grinding step, 0.50% by dry weight, relative to the dry weight of mineral matter, of a polymer of the prior art which is obtained by conventional radical polymerization and which is composed, in percentage by weight, of 81.5% of methoxy polyethylene glycol methacrylate 2000 molecular weight, 4.9% methacrylic acid, and 13.6% acrylic acid, and 0.50% dry weight of the same polymer relative to the dry weight of mineral material during the concentration step .
- This test illustrates the invention and implements 0.50% by dry weight of the polymer according to test No. 6 with respect to the dry weight of mineral material, during the grinding stage, and 0.50% by dry weight. of the same polymer with respect to the dry weight of mineral material during the concentration step.
- This test illustrates the invention and implements 0.50% by dry weight of the polymer according to test No. 2 with respect to the dry weight of mineral material, during the grinding stage, and 0.70% by dry weight. relative to the dry weight of mineral matter, a polymer of the prior art which is obtained by conventional radical polymerization and which is composed, in percentage by weight, of 81.5% of methoxy polyethylene glycol methacrylate of molecular weight 2000 , 4.9% methacrylic acid, and 13.6% acrylic acid during the concentration step.
- This test illustrates the invention and implements 0.50% by dry weight of the polymer according to test No. 3 with respect to the dry weight of mineral material, during the grinding stage, and 0.50% by dry weight. of the same polymer with respect to the dry weight of mineral material during the concentration step.
- Table 5 Characteristics of dispersions and aqueous suspensions of mineral matter and optical properties of dry coatings.
- Table 5 demonstrates that the characteristics of the aqueous dispersions according to the invention are similar to those of the dispersion according to the prior art, in terms of solids content ES 2 and particle size distribution.
- This example illustrates the use according to the invention of water-soluble polymers of controlled structure obtained by a controlled radical polymerization process implementing, as a polymerization initiator, a particular alkoxyamine of formula (A '), as well as the use of the aqueous suspensions containing said polymers, in a process for producing dry products containing inorganic materials, as agents improving the opacity, brightness and whiteness of said products.
- the manufacturing process of said products is characterized in that it comprises a grinding step using a polymer according to the prior art or using a polymer according to the invention.
- the process thus leads to obtaining aqueous suspensions of mineral matter. Said suspensions then make it possible to manufacture papermaking coatings.
- the manufacturing method is also characterized in that it leads to the production of dry coatings which are dry films resulting from the drying of said coating coatings which have been previously applied to papers.
- the percentage by weight of particles having a diameter of less than 1 ⁇ m and 2 ⁇ m, respectively denoted% ⁇ l ⁇ m and% ⁇ 2 ⁇ m, is determined using a Sedigraph TM 5100 device marketed by MICROMERITICS TM.
- the dry extract ES expressed as a percentage by dry weight of mineral matter relative to the total dry weight of said suspension, is determined.
- the suspension thus obtained is mixed with a styrene-acrylic binder marketed under the name Acronal TM S360D by the company BASF TM, in a proportion of 100 grams by dry weight of calcium carbonate, for 12 parts by weight. binder state.
- a polypropylene-based plastic paper marketed under the name Synteape TM by the company ARJO-WIGGINS TM is then coated by means of a laboratory coater of the type Hand Coater TM model KC202 and this, for obtain different layer weights between 5 and 50 g / m.
- the samples are then dried for 10 minutes at 90 ° C. in an oven.
- coated papers are then calendered at 90 ° C. and at a pressure of 60 bars, by means of a calendering apparatus of the RK 22 HU type marketed by DR DRAMISCH TM & CO.
- a paper coating sauce containing: 68% by dry weight of mineral matter, based on the total weight of the coating color, introduced via the appropriate amount of the suspension of mineral material prepared previously;
- Finnfix TM 10 which is a carboxymethyl cellulose marketed by METSA SERLA TM;
- Mowiol TM 6.98 which is a polyvinyl alcohol marketed by CLARIANT TM; 11.0% by dry weight relative to the dry weight of mineral matter, DL966 which is a latex marketed by DOW TM; 0.6% by dry weight relative to the dry weight of mineral matter, Blancophor TM P which is an optical brightener marketed by CIBA TM;
- the pH of the sauce is fixed at 8.5 by adding sodium hydroxide.
- pre-coated carrier papers having a basis weight of 76 g / m 2 are then coated by means of a Hand Coater TM model KC202 laboratory coater to obtain an equal layer weight. at 10 g / m 2 .
- the samples are then dried for 10 minutes at 90 ° C. in an oven.
- the coated paper is then calendered at 80 ° C. and under a pressure of 40 bars, using a calender machine of the RK 22 HU type marketed by DR DRAMISCH TM & CO.
- coated plastic papers as defined above: the value of the diffusion coefficient of the light before calendering and according to the method previously described, denoted S (m 2 / kg); as well as the value of the gloss 75 ° TAPPI after calendering and according to the method previously described, noted B] -75 ; for pre-coated, then coated and calendered paper as defined above:
- This test illustrates the prior art and uses, during the grinding step, 0.65% by dry weight, relative to the dry weight of mineral matter, of a polymer of the prior art which is a homopolymer of acrylic acid neutralized with a mixture of 30% by weight of calcium hydroxide and 70% by weight of sodium hydroxide (in molar equivalent).
- This test illustrates the invention and uses, during the milling step, 1.35% by dry weight, relative to the dry weight of mineral matter, of the polymer obtained in test No. 12.
- the value of the diffusion coefficient of the light before calendering denoted S (m 2 / kg), as well as the value of the gloss 75 ° TAPPI after calendering, denoted Bi 75 ; for the pre-coated and then coated backing papers as defined above, and
- Table 6 characteristics of aqueous suspensions of mineral matter and optical properties of dry coatings.
- Reading Table 6 demonstrates that the characteristics of the aqueous suspension according to the invention are similar to those of the suspension according to the prior art, in terms of dry extract ES and particle size.
- the opacity in terms of measuring the ratio R 2 / R 3 , their brightness, in terms of measuring the coefficient B 1 75 , and also their whiteness, in terms of measuring the WC I E coefficient, are better in the context of the invention.
- This example illustrates the use according to the invention of water-soluble polymers of controlled structure obtained by a controlled radical polymerization process employing, as a polymerization initiator, a particular alkoxyamine of formula (A '), in a process of manufacture of dry products containing mineral substances, as agents improving the gloss of said products.
- the process for manufacturing aqueous formulations of mineral materials is characterized in that said polymers are used as direct additives in the manufacture of aqueous paints, which allow, after drying, to obtain dry paint films.
- Mergal TM K6N is a bactericide sold by the company TROY TM Byk TM 34 is an antifoam agent marketed by the company BYK TM TiO2 RHD2 is a titanium dioxide powder sold by the company HUNTSMAN TM
- Neocryl TM XK 76 is an acrylic binder marketed by DSM TM
- Coatex TM Rheo 2000 TM is an associative acrylic thickener marketed by COATEX TM
- the formulations corresponding to tests Nos. 35, 36, 37 and 38 thus contain 0.2% by dry weight, relative to the total weight of the formulation, respectively Coatex TM BR3, R2006 / 001064
- Each paint was then applied by means of a standard manual film puller, to a thickness of 150 ⁇ m on a glass plate, and then dried for 72 hours under the standard conditions well known to those skilled in the art.
- the brightness of the dry films obtained was measured on a Micro-Tri-Gloss TM reflectometer marketed by BYK GARDNER TM at angles of 20 °, 60 ° and 85 ° (BS 20 , BS 60 and BS 85 ) according to NF T 30-064 standard.
- Table 8 measurement of gloss at angles equal to 20 °, 60 ° and 85 ° (BS 20 , BS 6 O and BS 85 ) according to standard NF T 30-064.
- Reading Table 8 demonstrates that the gloss is improved at 3 angles by direct use of the polymers according to the invention.
- the direct use of the polymers according to the invention thus makes it possible to substantially improve the gloss of dry coatings which are dry films resulting from the drying of an aqueous paint formulation containing said polymers.
- This example illustrates the use according to the invention of water-soluble polymers of controlled structure obtained by a controlled radical polymerization process implementing, as a polymerization initiator, a particular alkoxyamine of formula (A '), as well as the use according to the invention of aqueous dispersions of mineral materials containing said polymers, in a manufacturing process of dry products containing mineral materials, as agents improving the gloss of said dry products.
- the method of manufacturing said dry products is characterized in that it comprises a step of grinding in water using said polymers, resulting in obtaining an aqueous suspension of mineral materials containing said polymers. Said suspension is then dried so as to obtain a dry powder of mineral material according to the invention. Said powder then allows the manufacture of plastics whose gloss is improved compared to plastics of the prior art.
- a calcium carbonate which is an Orgon calcite is initially milled in water in the presence of 0.70% by dry weight relative to the dry weight of calcium carbonate, of the polymer according to Test No. 12.
- a suspension of refined calcium carbonate the content by weight of which is equal to 60% by dry weight of calcium carbonate relative to the total weight of the suspension, and the percentages by weight of particles whose diameter is less than 1 ⁇ m and 2 ⁇ m, and measured using a Sedigraph TM 5100 device, are equal to 57.6% and 93.0%, respectively.
- the previously obtained suspension is then dried in a Niro TM MINOR MOBIL 2000 atomizer, applying the following parameters: inlet temperature equal to 350 ° C., outlet temperature of between 102 and 105 ° C., ventilation set at 99%, pressure of air equal to 4 bars.
- Tests No. 41 and No. 40 correspond to the dry blends using the dry calcium carbonate powder according to the invention, respectively with or without the addition of stearic acid, and test No. 39 corresponds to the prior art using the product Omyacarb TM 95 T.
- the mixing cycle in the Guédu mixer is as follows:
- the temperature of the extrusion device is set at 180 ° C. and the extrusion speed at 30 rpm. For each of the tests n ° 39 to n ° 41, the values of the motor torque, the pressure at the head of the screw and the flow rate were recorded.
- Table 9 values of the engine torque, screw head pressure and flow rate measured during extrusion of dry blends corresponding to tests No. 39, No. 40 and No. 41.
- any agglomerate is not observed during the tests. Moreover, for the tests corresponding to the invention, a very good dispersion of the filler within the polymer matrix is observed, which attests to a good compatibility of the dry powders according to the invention with the resin.
- the gloss measurements were carried out using a Micro-Tri-reflectance meter.
- Gloss TM marketed by BYK GARDNER TM under an exposure angle of 85 °.
- the direct use of the polymers according to the invention therefore makes it possible to improve the gloss of dry products which are plastics containing said polymers.
- Water-soluble polymers of controlled structure are thus obtained, whose monomeric composition as well as the molecular weight (measured according to the method previously described and expressed in g / mole) are given in tests No. 42 to 47.
- This GPC method also makes it possible to determine the polymolecularity index of this product which is equal to 3.35.
- Test No. 43 This test results in obtaining, from a controlled radical polymerization process using, as a polymerization initiator alkoxyamine of formula (A '), a water-soluble polymer having a composition by weight of, based on total mass of the monomers involved:
- This GPC method also makes it possible to determine the polymolecularity index of this product which is equal to 2.0.
- This GPC method also makes it possible to determine the polymolecularity index of this product which is equal to 1.8.
- This GPC method also makes it possible to determine the polymolecularity index of this product which is equal to 2.69.
- Test No. 46 This test leads to obtaining, from a controlled radical polymerization process using, as polymerization initiator Falcoxyamine of formula (A '), a water-soluble polymer having a composition by weight of, based on total mass of the monomers involved:
- This GPC method also makes it possible to determine the polymolecularity index of this product which is equal to 3.84.
- This example illustrates the use according to the invention of water-soluble polymers of controlled structure obtained by a controlled radical polymerization process implementing, as a polymerization initiator, a particular alkoxyamine of formula (A '), as well as the use of the aqueous suspensions containing said polymers, in a process for manufacturing dry products containing mineral materials, as agents improving the opacity and brightness of said products.
- the manufacturing process of said products is characterized in that it comprises a grinding step using a polymer according to the prior art or using a polymer according to the invention.
- the process thus leads to obtaining aqueous suspensions of mineral matter. Said suspensions then make it possible to 6 001064
- the manufacturing method is also characterized in that it leads to the production of dry coatings which are dry films resulting from the drying of said coating coatings which have been previously applied to papers.
- the percentage by weight of particles having a diameter of less than 1 ⁇ m and 2 ⁇ m, respectively denoted% ⁇ l ⁇ m and% ⁇ 2 ⁇ m, is determined using a Sedigraph TM 5100 device marketed by MICROMERITICS TM.
- the solids content ES expressed as a percentage by dry weight of mineral matter relative to the total weight of said suspension, is then determined.
- the suspension thus obtained is mixed with a styrene-acrylic binder sold under the name Acronal TM S360D by BASF TM, in a proportion of 100 grams by dry weight of calcium carbonate for 12 hours. parts in the binder state.
- a polypropylene-based plastic paper marketed under the name Synteape TM by the company ARJO-WIGGIN S TM is then coated by means of a laboratory coater of the type Hand Coater TM model KC202 and this, to obtain different layer weights of between 5 and 50 g / m 2 .
- the samples are then dried for 10 minutes at 90 ° C. in an oven.
- the coated papers are then calendered at 90 ° C. and at a pressure of 60 bars, by means of a calendering apparatus of the RK 22 HU type marketed by DR DRAMISCH TM & CO.
- coated plastic papers as defined above: the value of the diffusion coefficient of the light before calendering and according to the method previously described, denoted S (m 2 / kg); - as well as the gloss value 75 ° TAPPI after calendering and according to the previously described method, denoted B 75 ;
- Test No. 48 illustrates the prior art and uses, during the grinding step, 0.65% by dry weight, relative to the dry weight of mineral matter, of a polymer of the prior art which is a homopolymer of acrylic acid neutralized with a mixture of 50% by weight of sodium hydroxide and 50% by weight of magnesium hydroxide (in molar equivalent).
- Tests Nos. 49 to 52 illustrate the invention and use during the milling step 1, 2% by dry weight, relative to the dry weight of mineral matter, of a polymer which is respectively the described polymer. in trials 43, 44, 45, 46.
- Table 11 characteristics of aqueous suspensions of mineral matter and optical properties of dry coatings (* not measured) Reading Table 11 demonstrates that the characteristics of the aqueous suspension according to the invention are similar to those of the suspension according to the prior art, in terms of dry extract ES and particle size.
- the Applicant wishes to point out that the aqueous suspensions of mineral substances obtained for tests Nos. 49 to 52 do not contain foam, unlike the suspension obtained for test No. 48.
- This is due to the fact that use of the butoxypolyoxypropylene hemimaleate monomer comprising 19 units of oxypropylene and the silane monomer of formula R - A - Si (OB) 3 where R denotes the methacrylate group, A denotes the propyl radical and B denotes the methyl radical, which have a anti-foam character.
- This example illustrates the use according to the invention of water-soluble polymers of controlled structure obtained by a controlled radical polymerization process implementing, as a polymerization initiator, a particular alkoxyamine of formula (A '), as well as the use of the dry products resulting from the drying of the aqueous suspensions containing said polymers, in a process for producing dry products containing mineral substances, as agents improving the gloss of said products.
- the manufacturing process of said products is characterized in that it comprises a grinding step using a polymer according to the prior art or using a polymer according to the invention. The process thus leads to obtaining aqueous suspensions of mineral matter. Said suspensions are dried and then make it possible to manufacture paints.
- the manufacturing process is also characterized in that it leads to obtaining dry coatings which are dry films resulting from the drying of said paints which have been previously applied to glass plates.
- the suspension obtained has a solids content equal to 60%. This one is dried.
- a painting is then produced whose composition is as follows:
- Synolac TM 6868 WL 75 marketed by the company CRAY VALLEY TM
- Each paint (for Run 53 and Run 54) was then applied using a standard manual film puller, 150 ⁇ m thick on a glass plate, and then dried for 72 hours under standard conditions. well known to those skilled in the art.
- the gloss of the dry films obtained was measured on a Micro-Tri-Gloss TM reflectometer marketed by BYK GARDNER TM at an angle equal to 20 ° according to NF T 30-064.
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- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Paper (AREA)
- Polymerisation Methods In General (AREA)
- Paints Or Removers (AREA)
- Macromonomer-Based Addition Polymer (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06764607A EP1888657A2 (fr) | 2005-05-20 | 2006-05-12 | Utilisation de polymeres hydrosolubles obtenus par polymerisation radicalaire controlee comme agent ameliorant l'opacite et / ou la brillance de produits secs les contenant |
US11/913,948 US20080199419A1 (en) | 2005-05-20 | 2006-05-12 | Use of Water-Soluble Polymers Which are Obtained by Means of Controlled Radical Polymerisation as an Agent For Improving the Opacity and/or Brightness of Dry Products Containing Same |
CA002608433A CA2608433A1 (fr) | 2005-05-20 | 2006-05-12 | Utilisation de polymeres hydrosolubles obtenus par polymerisation radicalaire controlee comme agent ameliorant l'opacite et / ou la brillance de produits secs les contenant |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0505054A FR2885906A1 (fr) | 2005-05-20 | 2005-05-20 | Utilisation de polymeres hydrosolubles obtenus par polymerisation radicalaire controlee comme agent ameliorant l'opacite et/ou la brillance de produits secs les contenant |
FR05/05054 | 2005-05-20 |
Publications (2)
Publication Number | Publication Date |
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WO2006123038A2 true WO2006123038A2 (fr) | 2006-11-23 |
WO2006123038A3 WO2006123038A3 (fr) | 2007-05-18 |
Family
ID=36093681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/FR2006/001064 WO2006123038A2 (fr) | 2005-05-20 | 2006-05-12 | Utilisation de polymeres hydrosolubles obtenus par polymerisation radicalaire controlee comme agent ameliorant l'opacite et / ou la brillance de produits secs les contenant |
Country Status (8)
Country | Link |
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US (1) | US20080199419A1 (fr) |
EP (1) | EP1888657A2 (fr) |
AR (1) | AR055791A1 (fr) |
CA (1) | CA2608433A1 (fr) |
FR (1) | FR2885906A1 (fr) |
TW (1) | TW200712072A (fr) |
UY (1) | UY29540A1 (fr) |
WO (1) | WO2006123038A2 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012072943A1 (fr) * | 2010-12-01 | 2012-06-07 | Societe D'exploitation De Produits Pour Les Industries Chimiques Seppic | Nouveaux épaississants cationiques, exempts d'huile et de tensioactifs, procédé pour leur préparation et composition en contenant |
CN107459611A (zh) * | 2017-08-16 | 2017-12-12 | 科之杰新材料集团有限公司 | 一种长效聚羧酸保坍剂的制备方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2009128504A1 (fr) * | 2008-04-18 | 2009-10-22 | 東亞合成株式会社 | Composition de matériau d'étanchéité |
EP2143688B1 (fr) | 2008-07-07 | 2016-09-07 | Omya International AG | Procédé de fabrication de suspensions aqueuses de carbonate de calcium et suspensions obtenues ainsi que leurs utilisations |
FR2940141B1 (fr) * | 2008-12-19 | 2010-12-17 | Coatex Sas | Utilisation de polymeres acryliques neutralises par le lithium comme agents dispersants ou d'aide au broyage en milieu aqueux de matieres minerales |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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FR2777289B1 (fr) * | 1998-04-09 | 2006-08-11 | Pluss Stauffer Ag | Compositions composites de charges ou pigments mineraux ou organiques co-structures ou co-adsorbes et leurs utilisations |
FR2846971B1 (fr) * | 2002-11-08 | 2006-09-29 | Omya Ag | Utilisation d'un copolymere disposant d'au moins une fonction greffee alkoxy ou hydroxy polyalkylene glycol, comme agent ameliorant la brillance du papier et produits obtenus |
-
2005
- 2005-05-20 FR FR0505054A patent/FR2885906A1/fr not_active Withdrawn
-
2006
- 2006-05-12 WO PCT/FR2006/001064 patent/WO2006123038A2/fr not_active Application Discontinuation
- 2006-05-12 US US11/913,948 patent/US20080199419A1/en not_active Abandoned
- 2006-05-12 CA CA002608433A patent/CA2608433A1/fr not_active Abandoned
- 2006-05-12 EP EP06764607A patent/EP1888657A2/fr not_active Withdrawn
- 2006-05-12 TW TW095116869A patent/TW200712072A/zh unknown
- 2006-05-15 AR ARP060101944A patent/AR055791A1/es not_active Application Discontinuation
- 2006-05-18 UY UY29540A patent/UY29540A1/es not_active Application Discontinuation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012072943A1 (fr) * | 2010-12-01 | 2012-06-07 | Societe D'exploitation De Produits Pour Les Industries Chimiques Seppic | Nouveaux épaississants cationiques, exempts d'huile et de tensioactifs, procédé pour leur préparation et composition en contenant |
US9072684B2 (en) | 2010-12-01 | 2015-07-07 | Societe D'exploitation De Produits Pour Les Industries Chimiques Seppic | Cationic thickeners, free of oil and surfactants, method for preparing same and composition containing same |
CN107459611A (zh) * | 2017-08-16 | 2017-12-12 | 科之杰新材料集团有限公司 | 一种长效聚羧酸保坍剂的制备方法 |
Also Published As
Publication number | Publication date |
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AR055791A1 (es) | 2007-09-05 |
EP1888657A2 (fr) | 2008-02-20 |
FR2885906A1 (fr) | 2006-11-24 |
US20080199419A1 (en) | 2008-08-21 |
WO2006123038A3 (fr) | 2007-05-18 |
UY29540A1 (es) | 2006-12-29 |
CA2608433A1 (fr) | 2006-11-23 |
TW200712072A (en) | 2007-04-01 |
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