WO1996018667A2 - Nouveaux composes silicones a fonctions amines cycliques steriquement encombrees, utiles pour la stabilisation lumiere et thermique des polymeres - Google Patents
Nouveaux composes silicones a fonctions amines cycliques steriquement encombrees, utiles pour la stabilisation lumiere et thermique des polymeres Download PDFInfo
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- WO1996018667A2 WO1996018667A2 PCT/FR1995/001637 FR9501637W WO9618667A2 WO 1996018667 A2 WO1996018667 A2 WO 1996018667A2 FR 9501637 W FR9501637 W FR 9501637W WO 9618667 A2 WO9618667 A2 WO 9618667A2
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- 229920000642 polymer Polymers 0.000 title claims abstract description 41
- 230000006641 stabilisation Effects 0.000 title description 3
- 238000011105 stabilization Methods 0.000 title description 3
- 150000003377 silicon compounds Chemical class 0.000 title description 2
- 125000004469 siloxy group Chemical group [SiH3]O* 0.000 claims abstract description 11
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims abstract description 10
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 5
- 125000004432 carbon atom Chemical group C* 0.000 claims description 44
- -1 cyclic amine Chemical class 0.000 claims description 38
- 150000001875 compounds Chemical class 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 22
- 150000001412 amines Chemical group 0.000 claims description 20
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 17
- 150000002894 organic compounds Chemical class 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 12
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 10
- 229920000620 organic polymer Polymers 0.000 claims description 10
- 239000003381 stabilizer Substances 0.000 claims description 10
- 238000006459 hydrosilylation reaction Methods 0.000 claims description 9
- 229920001577 copolymer Polymers 0.000 claims description 8
- 125000001424 substituent group Chemical group 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 230000015556 catabolic process Effects 0.000 claims description 7
- 238000006731 degradation reaction Methods 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 239000003153 chemical reaction reagent Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 229920000098 polyolefin Polymers 0.000 claims description 5
- 239000005046 Chlorosilane Substances 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 4
- 238000007259 addition reaction Methods 0.000 claims description 4
- KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical compound Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 claims description 4
- 229920006136 organohydrogenpolysiloxane Polymers 0.000 claims description 4
- 229920002647 polyamide Polymers 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 3
- 229920001643 poly(ether ketone) Polymers 0.000 claims description 3
- 229920002492 poly(sulfone) Polymers 0.000 claims description 3
- 229920000058 polyacrylate Polymers 0.000 claims description 3
- 229920000515 polycarbonate Polymers 0.000 claims description 3
- 239000004417 polycarbonate Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920006393 polyether sulfone Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 2
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
- 230000009931 harmful effect Effects 0.000 claims description 2
- 229930195733 hydrocarbon Natural products 0.000 claims description 2
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 2
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 2
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- 125000003884 phenylalkyl group Chemical group 0.000 claims description 2
- 125000000467 secondary amino group Chemical class [H]N([*:1])[*:2] 0.000 claims description 2
- 101000596041 Homo sapiens Plastin-1 Proteins 0.000 claims 1
- 101150003196 PCS1 gene Proteins 0.000 claims 1
- 101100493726 Phalaenopsis sp. BIBSY212 gene Proteins 0.000 claims 1
- 102100035181 Plastin-1 Human genes 0.000 claims 1
- 101100030895 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) RPT4 gene Proteins 0.000 claims 1
- 125000001302 tertiary amino group Chemical group 0.000 claims 1
- 125000003386 piperidinyl group Chemical group 0.000 abstract description 7
- 230000000176 photostabilization Effects 0.000 abstract description 2
- 125000001183 hydrocarbyl group Chemical group 0.000 abstract 2
- 150000003254 radicals Chemical class 0.000 description 19
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 15
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 14
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 9
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 8
- 239000001257 hydrogen Substances 0.000 description 8
- 229910052739 hydrogen Inorganic materials 0.000 description 8
- 239000003921 oil Substances 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 7
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 6
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 6
- 229910000077 silane Inorganic materials 0.000 description 6
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 6
- 229920002554 vinyl polymer Polymers 0.000 description 6
- 229920001296 polysiloxane Polymers 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- CRSBERNSMYQZNG-UHFFFAOYSA-N 1-dodecene Chemical compound CCCCCCCCCCC=C CRSBERNSMYQZNG-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 4
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 239000012429 reaction media Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 238000013019 agitation Methods 0.000 description 3
- 239000003963 antioxidant agent Substances 0.000 description 3
- FSIJKGMIQTVTNP-UHFFFAOYSA-N bis(ethenyl)-methyl-trimethylsilyloxysilane Chemical compound C[Si](C)(C)O[Si](C)(C=C)C=C FSIJKGMIQTVTNP-UHFFFAOYSA-N 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- WCYWZMWISLQXQU-UHFFFAOYSA-N methyl Chemical compound [CH3] WCYWZMWISLQXQU-UHFFFAOYSA-N 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 229920002545 silicone oil Polymers 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- DCTOHCCUXLBQMS-UHFFFAOYSA-N 1-undecene Chemical compound CCCCCCCCCC=C DCTOHCCUXLBQMS-UHFFFAOYSA-N 0.000 description 2
- 0 C*(OC1CC(C)(CI)NC(C)(C)C1)OC(CC(C)(*)N1)CC1(C)IC Chemical compound C*(OC1CC(C)(CI)NC(C)(C)C1)OC(CC(C)(*)N1)CC1(C)IC 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N Propionic acid Substances CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 229910018540 Si C Inorganic materials 0.000 description 2
- 239000012963 UV stabilizer Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- UAEPNZWRGJTJPN-UHFFFAOYSA-N methylcyclohexane Chemical compound CC1CCCCC1 UAEPNZWRGJTJPN-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 150000003512 tertiary amines Chemical group 0.000 description 2
- 238000004448 titration Methods 0.000 description 2
- ILWRPSCZWQJDMK-UHFFFAOYSA-N triethylazanium;chloride Chemical compound Cl.CCN(CC)CC ILWRPSCZWQJDMK-UHFFFAOYSA-N 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- 150000005208 1,4-dihydroxybenzenes Chemical class 0.000 description 1
- VQOXUMQBYILCKR-UHFFFAOYSA-N 1-Tridecene Chemical compound CCCCCCCCCCCC=C VQOXUMQBYILCKR-UHFFFAOYSA-N 0.000 description 1
- 229920003299 Eltex® Polymers 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- FXNFFCMITPHEIT-UHFFFAOYSA-N Ethyl 10-undecenoate Chemical compound CCOC(=O)CCCCCCCCC=C FXNFFCMITPHEIT-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 101000596046 Homo sapiens Plastin-2 Proteins 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- YIKSCQDJHCMVMK-UHFFFAOYSA-N Oxamide Chemical class NC(=O)C(N)=O YIKSCQDJHCMVMK-UHFFFAOYSA-N 0.000 description 1
- 101150071172 PCS2 gene Proteins 0.000 description 1
- 102100035182 Plastin-2 Human genes 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical class C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 150000001558 benzoic acid derivatives Chemical class 0.000 description 1
- 125000001743 benzylic group Chemical group 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000006172 buffering agent Substances 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 235000013539 calcium stearate Nutrition 0.000 description 1
- 239000008116 calcium stearate Substances 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 description 1
- LTYMSROWYAPPGB-UHFFFAOYSA-N diphenyl sulfide Chemical class C=1C=CC=CC=1SC1=CC=CC=C1 LTYMSROWYAPPGB-UHFFFAOYSA-N 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical compound [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 159000000011 group IA salts Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- 229920000092 linear low density polyethylene Polymers 0.000 description 1
- 239000004707 linear low-density polyethylene Substances 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000006078 metal deactivator Chemical class 0.000 description 1
- GYNNXHKOJHMOHS-UHFFFAOYSA-N methyl-cycloheptane Natural products CC1CCCCCC1 GYNNXHKOJHMOHS-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000002762 monocarboxylic acid derivatives Chemical class 0.000 description 1
- 150000002816 nickel compounds Chemical class 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 1
- 210000004417 patella Anatomy 0.000 description 1
- AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 1
- XRBCRPZXSCBRTK-UHFFFAOYSA-N phosphonous acid Chemical class OPO XRBCRPZXSCBRTK-UHFFFAOYSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 150000003057 platinum Chemical class 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 150000003510 tertiary aliphatic amines Chemical class 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/48—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
- C08G77/54—Nitrogen-containing linkages
Definitions
- the present invention relates, in its first subject, to novel silicone compounds comprising per molecule at least one sterically hindered cyclic amine function linked to the silicon atom by an SI-A-C bond where A is an organosilicon residue of low carbon condensation; it also relates, in its first object, to silicone compounds comprising per molecule at least one sterically hindered cyclic amine function linked to the silicon atom by an Si-AC bond where A is an organosilicon residue of low carbon condensation, and to at least one other compatibilizing function linked to silicon by an Si-C bond. It also relates, in a second object, to a process for the preparation of said silicone compounds. It also relates, in a third object, to the use of such compounds in polymers to improve their resistance against degradation under the effect of ultra-violet (UV) radiation, oxygen in the air and heat. .
- UV ultra-violet
- organic polymers and more particularly polyolefins and polyalkadienes, undergo degradation when they are subjected to external agents and in particular to the combined action of air and solar ultraviolet radiation. This degradation is generally limited by the introduction into the polymer of small amounts of stabilizing agents.
- cyclic hindered amines in particular 2,2,2,6,6-tetramethyl piperidines
- 2,2,2,6,6-tetramethyl piperidines are currently among the most effective.
- one of the major problems relating to the use of these anti-UV stabilizers is to obtain a good compromise between their effectiveness, which implies their mobility within the polymer, and the permanence of their action, which involves the use of high molecular weight molecules having excellent compatibility with the polymers to be stabilized.
- the present invention relates, in its first object, to a polyorganosiloxane comprising per molecule at least 3 siloxy units, at least one of which is a functional siloxyl unit of formula:
- R 1 are identical or different and represent a monovalent hydrocarbon radical chosen from alkyl radicals, linear or branched, having from 1 to 4 carbon atoms and phenyl; • the symbol X represents a monovalent group of formula:
- R which are identical or different, are chosen from alkyl radicals, linear or branched, having from 1 to 4 carbon atoms, phenyl, phenylalkyls in which the linear or branched alkyl part has 1 to 3 carbon atoms;
- U represents -O- or -NR'-, R 'being a radical chosen from a hydrogen atom or an alkyl radical, linear or branched, having from 1 to 6 carbon atoms; the symbol Z represents a monovalent group, the free valency of which is carried by a carbon atom, comprising a secondary or tertiary amine function, included in a cyclic hydrocarbon chain comprising from 8 to
- the polyorganosiloxane can also have at least one other functional unit of formula: in which :
- W represents a monovalent group with a compatibilizing function chosen from: an alkyl radical, linear or branched, having more than 4 carbon atoms; a radical of formula -R ⁇ -COO-R ⁇ in which R ⁇ represents an alkylene radical, linear or branched, having 5 to 20 carbon atoms and R ⁇ represents an alkyl radical, linear or branched, having 1 to 12 carbon atoms; a radical of formula
- R 4 represents an alkylene radical, linear or branched, having 3 to 15 carbon atoms
- R ⁇ represents an alkylene radical, linear or branched, having 1 to 3 carbon atoms
- c is a number from 0 to 10
- R6 represents a hydrogen atom, an alkyl radical, linear or branched having from 1 to 12 carbon atoms or an acyl radical -CO-P7
- R ⁇ represents a linear or branched alkyl radical having from 1 to 11 carbon atoms
- b is a number chosen from 0, 1 and 2.
- the other possible siloxyl unit (s) of the polyorganosiloxane corresponds (s) to the formula:
- d is a number chosen from 0, 1, 2 and 3;
- e is a number chosen from 0 and 1;
- siloxy units of formula (I) when there are more than two, can be identical or different from one another; the same remark also applies to the siloxyl units of formulas (III) and (IV).
- the polyorganosiloxanes according to the invention can therefore have a linear, cyclic, branched structure (resin) or a mixture of these structures.
- these can optionally have up to 50 mol% of branching ["T" (BSÎO3 / 2) and / or "Q" type units
- polyorganosiloxane resins these consist of at least two different types of siloxy units, namely "M" units (B3SiO-
- the numbers of the units of formulas (I), and optionally (III) and (IV) are such that the polyorganosiloxanes according to the invention contain:
- the molar% indicated express the number of moles of functions per 100 silicon atoms.
- the preferred R 1 radicals are: methyl, ethyl, n-propyl, isopropyl, n-butyl; more preferably, at least 80 mol% of the radicals R " ! are methyls.
- the groups X with cyclic amine function (s), which are preferred, are chosen from groups X of formula (II) defined above in which the symbols R, U, x, y and z have the meanings given above and the symbol Z is a group of formula: or :
- radicals R are chosen from alkyl radicals, linear or branched, having from 1 to 3 carbon atoms, phenyl and benzyl;
- R9 is chosen from a hydrogen atom, alkyl radicals, linear or branched, having from 1 to 12 carbon atoms, alkylcarbonyl radicals or the alkyl radical is a linear or branched residue having from 1 to 8 carbon atoms, phenyl and benzyl radicals and an O- radical; and • f is a number chosen from 0 and 1.
- the X groups with cyclic amine function (s) are chosen from the X groups of formula (II) defined above in which:
- U represents -0- or -NR'-, R 'being a hydrogen atom or a methyl radical
- Z is a cyclic amine function of formula (V) where the radicals R ⁇ are methyl, the radical R ⁇ represents a hydrogen atom or a methyl radical and
- the preferred optional compatibilizing functions W are chosen: from an alkyl radical, linear or branched, having 5 to 18 carbon atoms; a radical of formula -R ⁇ -COO-R ⁇ in which R ⁇ represents an alkylene radical, linear or branched, having 8 to 12 carbon atoms and R 4 represents an alkyl radical, linear or branched, having 1 to 6 atoms of carbon ; a radical of formula -R 4 -O- (R5-O) c -R6 in which R 4 represents an alkylene radical, linear or branched, having 3 to 6 carbon atoms, R ⁇ represents a linear or branched alkylene radical having from 2 to 3 carbon atoms, c is a number from 0 to 6 and R6 represents a hydrogen atom, an alkyl radical, linear or branched, having 1 to 6 carbon atoms or an acyl radical
- the compatibilizing functions W are chosen from the n-octyl, n-undecyl, n-dodecyl, n-tridecyl, methyl or ethyl decamethylene carboxylate radicals.
- the present invention taken in its first object, aims even more precisely:
- Y represents a monovalent radical chosen from R1, X, W and a hydrogen atom
- m is a whole or fractional number ranging from 0 to 180;
- the sum m + n + p + q is in the range from 5 to 200; the ratio 100 m / m + n + p + q + 2 ⁇ 0.5; and the ratio 100 n / m + n + p + q + 2 ⁇ 0.5, this ratio being identical to or different from the previous ratio;
- the ratio 100 n / n + p + q + 2> 0.5; - if m is different from 0 and n 0: the sum m + p + q is in the range from 5 to 100; the ratio 100 m / m + p + q + 2 ⁇ 0.5; and optionally at least one of the substituents Y represents the radical W;
- t is a whole or fractional number ranging from 0 to 1.5;
- u is a whole or fractional number ranging from 0 to 5;
- polymers of formula (VI), which are preferred (so-called PL1 polymers) or very preferred (so-called PL2 polymers), are those for which:
- m is a whole or fractional number ranging from 1 to 90;
- n is a whole or fractional number ranging from 0 to 90
- the optionally mixed organopolysiloxanes of the invention can be obtained from, and this constitutes the second subject of the invention:
- the optionally mixed polyorganosiloxanes of the invention can be obtained by using: in the case of polymers containing amine function (s) only: an addition reaction (hydrosilylation), or in the case of mixed polymers with amine function (s) and compatibilizing function (s): two simultaneous or successive addition reactions (hydrosilylations), starting from: corresponding organohydrogenpolysiloxanes (H) free of group (s) X to amine function (s) Z and of function (S) W, of the ethylene unsaturated organic compound (s) at the end of the chain ( ⁇ ) from which derives (s) the (or the) group (s) X with amine function (s) Z and optionally of the ethylenically unsaturated compound (s) at the end of the chain ( ⁇ ) from which the derivative (s) are (are) derived function (s) W.
- hydrosilylation reactions can be carried out at a temperature of the order of 20 to 200 ° C, preferably of the order of 60 to 120 ° C, in the presence of e of a catalyst based on a platinum group metal; mention may in particular be made of the platinum derivatives and complexes described in US-A-3715334. US-A-3814730, US-A-3 159601, US-A-3 159 662.
- the amounts of catalyst used are of the order of 1 to 300 parts per million, expressed as metal relative to the reaction medium.
- the amounts of reagents that can be used generally correspond to a molar ratio [( ⁇ ) + optionally ( ⁇ )] / SiH [of (H)] which is of the order of 1 to 5, preferably of the order from 1 to 2.
- the hydrosilylation reactions can take place in bulk or, preferably, in a volatile organic solvent such as toluene, xylene, methylcyclohexane, tetrahydrofuran, heptane, octane or isopropanol; the reaction medium can also contain a buffering agent consisting in particular of an alkaline salt of a monocarboxylic acid such as for example sodium acetate.
- the crude optionally mixed polyorganosiloxanes which are obtained can be purified in particular by passing over a column filled with an ion exchange resin and / or by simple devolatilization of the reagents introduced in excess and optionally of the solvent used, by heating operated between 100 and 180 ° C under reduced pressure.
- organohydrogenopolysiloxanes (H) used for example in the preparation of linear mixed polydiorganosiloxanes of formula (VI) are those of formula:
- v is an integer or fractional number equal to m + n + p;
- organohydrogenopolysiloxanes (H) used for example in the preparation of the cyclic mixed polydiorganosiloxanes of formula (VII) are those of formula:
- w is an integer or fractional number equal to r + s + 1;
- organohydrogenpolysiloxanes (H) of formulas (VIII) and (IX) are known in the literature and, for some, they are commercially available.
- the unsaturated organic compounds ( ⁇ ), from which the X groups with cyclic amine function (s) are derived, are preferably those of formula:
- the reaction between an alcohol or an amino derivative of formula (XI) and a chlorosilane of formula (XII) is generally carried out in the presence of a base of tertiary aliphatic amine type, such as for example triethylamine, by operating within a inert polar solvent, for example tetrahydrofuran, and at a temperature ranging from room temperature (23 ° C.) to the reflux temperature of the reaction medium.
- a base of tertiary aliphatic amine type such as for example triethylamine
- a inert polar solvent for example tetrahydrofuran
- the purification of the compounds ( ⁇ ) obtained is carried out according to conventional techniques such as, for example, distillation under reduced pressure and / or recrystallization from an appropriate solvent.
- the unsaturated compounds ( ⁇ ) from which the W functions are derived are compounds having ethylenic unsaturation, situated at the end of the chain, capable of reacting in hydrosilylation in the presence of a catalyst based on a platinum group metal.
- compounds ( ⁇ ) there may be mentioned, by way of example, octene-1, undecene-1, dodecene-1, tridecene-1, methyl or ethyl undecenoate.
- the optionally mixed polyorganosiloxanes according to the invention can be used as stabilizers against the oxidative and thermal light degradation of organic polymers, and this constitutes the third subject of the invention.
- organic polymers mention may be made of polyolefins, polyurethanes, polyamides, polyesters, polycarbonates, polysulfones, polyether sulfones, polyether ketones, acrylic polymers, their copolymers and their mixtures. .
- the compounds of the invention have a more particularly effective action with polyolefins and polyalkadienes such as polypropylene, high density polyethylene, linear low density polyethylene, low density polyethylene, polybutadiene, their copolymers and their mixtures.
- polyolefins and polyalkadienes such as polypropylene, high density polyethylene, linear low density polyethylene, low density polyethylene, polybutadiene, their copolymers and their mixtures.
- Yet another object of the present invention therefore consists in organic polymer compositions stabilized against the harmful effects of heat and UV by an effective amount of at least one optionally mixed polyorganosiloxane compound.
- compositions contain from 0.04 to 20 milliequivalents depending on the sterically hindered amine function (s) per 100 g of polymer to be stabilized.
- the stabilized polymer compositions according to the invention contain from 0.20 to 4 milliequivalents depending on the sterically hindered amine function (s) per 100 g of polymer.
- the stabilized polymeric compositions contain from 0.01% to 5% by weight of polyorganosiloxane compound optionally mixed with respect to the polymer.
- the addition of optionally mixed polyorganosiloxane compounds can be carried out during or after the preparation of the polymers.
- compositions can also contain all the additives and stabilizers usually used with the polymers they contain.
- stabilizers and additives can therefore be used: antioxidants such as alkylated monophenols, alkylated hydroquinones, hydroxylated diphenyl sulfides, alkylidene-bisphenols, benzylic compounds, acylamino-phenols, esters or amides (3,5-4-hydroxy-4-hydroxyphenyl) -3-propionic acid; esters of (3,5-dicyclohexyl-3,5-hydroxy-4-phenyl) -3-propionic acid; light stabilizers such as optionally substituted benzoic acid esters, acrylic esters, nickel compounds, oxalamides; phosphites and phosphonites; metal deactivators; peroxide-destroying compounds; polyamide stabilizers; nucleating agents; fillers and reinforcing agents; others additives such as, for example, plasticizers, pigments, optical brighteners, flame retardants.
- the polymer compositions thus stabilized can be applied in the most varied forms, for example in the form of molded articles, sheets, fibers, cellular materials (foam), profiles or coating products, or as film-forming agents. (binders) for paints, varnishes, glues or cements.
- 31.45 g (0.2 mole) of 4-hydroxy-2-tetramethyl are introduced into a 250 c ⁇ reactor equipped with a central agitation system and the interior volume of which is maintained under an atmosphere of dry nitrogen.
- the medium is stirred and brought to a temperature of 65 ° C. 24.13 g (0.2 mole) of dimethyl, vinyl and chlorosilane are then poured over a period of 50 minutes and the mixture is left stirring for 3 hours at the same temperature.
- the triethylamine hydrochloride formed is filtered through a cellulosic filter and rinsed with 35 g of tetrahydrofuran. From the filtrate, the excess of triethylamine and tetrahydrofuran are firstly distilled under atmospheric pressure, then distillation is carried out under reduced pressure (4.66 ⁇ 10 2 Pa) at 90 ° C. to isolate 28 g (0.116 mole) of dimethyl, vinyl, (4-oxy-2,2,6,6 tetramethyl piperidinyl) pure silane at 99% by weight (purity determined by gas chromatography).
- the product obtained is then devolatilized for 2 hours at 110 ° C under a reduced pressure of 1.33.10 2 Pa and 17 g of a clear light brown oil are recovered, the characteristics of which are as follows:
- 87.7 g are introduced into a 500 cnA reactor equipped with a central agitation system and the interior volume of which is maintained under an atmosphere of dry nitrogen.
- the medium is stirred and brought to a temperature of 57 ° C. 42.4 g (0.3 mole) of methyl, vinyl and dichlorosilane are then poured over a period of 55 minutes. The temperature of the medium goes up to 72 ° C. After the end of the casting, the mixture is left stirring for 8 hours at 60 ° C.
- the product obtained is then devolatilized for 2 hours at 180 ° C under a reduced pressure of 7.98.10 2 Pa and 25.8 g of a clear light brown oil are recovered, the characteristics of which are as follows:
- proportion of Z functions 60.6% (in moles of functions per 100 silicon atoms); proportion of function W: 32.7%.
- compositions are tested under UV A.
- the stabilization test is carried out by simply comparing the durations at the end of which there is rupture of the test specimens (D). For each composition, three test pieces are tested.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Silicon Polymers (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95942236A EP0797613A2 (fr) | 1994-12-12 | 1995-12-08 | Nouveaux composes silicones a fonctions amines cycliques steriquement encombrees, utiles pour la stabilisation lumiere et thermique des polymeres |
BR9510086-5A BR9510086A (pt) | 1994-12-12 | 1995-12-08 | Poliorganosiloxano , processo de preparação de um poliorganosiloxano, composto para realização de processo, utilização de uma quantidade eficaz de um poliorganosiloxano e composição de polìmero organico estabilizado contra os efeitos prejudiciais do calor e dos uv. |
AU43497/96A AU4349796A (en) | 1994-12-12 | 1995-12-08 | New silicon compounds with sterically hindered cyclic amine functions useful for the light and heat stabilization of polymers |
JP8518359A JPH10510571A (ja) | 1994-12-12 | 1995-12-08 | 重合体の光及び熱安定化に有用な立体障害環状アミン官能基を含有する新規なシリコーン化合物 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9415144A FR2727973B1 (fr) | 1994-12-12 | 1994-12-12 | Nouveaux composes silicones a fonctions amines cycliques steriquement encombrees, utiles pour la stabilisation lumiere et thermique des polymeres |
FR94/15144 | 1994-12-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1996018667A2 true WO1996018667A2 (fr) | 1996-06-20 |
WO1996018667A3 WO1996018667A3 (fr) | 1996-08-29 |
Family
ID=9469852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR1995/001637 WO1996018667A2 (fr) | 1994-12-12 | 1995-12-08 | Nouveaux composes silicones a fonctions amines cycliques steriquement encombrees, utiles pour la stabilisation lumiere et thermique des polymeres |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0797613A2 (fr) |
JP (1) | JPH10510571A (fr) |
AR (1) | AR000319A1 (fr) |
AU (1) | AU4349796A (fr) |
BR (1) | BR9510086A (fr) |
CA (1) | CA2208251A1 (fr) |
FR (1) | FR2727973B1 (fr) |
IL (1) | IL116337A0 (fr) |
TR (1) | TR199501565A2 (fr) |
WO (1) | WO1996018667A2 (fr) |
ZA (1) | ZA9510489B (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5792825A (en) * | 1995-06-16 | 1998-08-11 | Rhone-Poulenc Chimie | Silicone compounds containing sterically hindered cyclic amine functional groups which are useful for the light and thermal stabilization of polymers |
WO2000018833A1 (fr) * | 1998-09-25 | 2000-04-06 | Great Lakes Chemical (Europe) Gmbh | Melanges stabilisants synergiques |
GB2351732A (en) * | 1999-06-14 | 2001-01-10 | Ciba Sc Holding Ag | Unsaturated polyalkylpiperidine stabilizers |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2921663A1 (fr) * | 2007-10-02 | 2009-04-03 | Bluestar Silicones France Soc | Polyorganosiloxanes a fonction piperidine depourvus de toxicite par contact cutane et utilisation de ces derniers dans des compositions cosmetiques |
JP5413710B2 (ja) * | 2008-06-11 | 2014-02-12 | 日本電気株式会社 | 電極活物質と、その製造方法及びそれを用いた電池 |
JP6627743B2 (ja) * | 2016-12-27 | 2020-01-08 | 信越化学工業株式会社 | ヒンダードアミン骨格を含有する分岐状オルガノポリシロキサン |
JP6696420B2 (ja) * | 2016-12-27 | 2020-05-20 | 信越化学工業株式会社 | シリコーン樹脂組成物及び光半導体装置 |
CN114341275B (zh) | 2019-08-28 | 2024-04-30 | 信越化学工业株式会社 | 室温固化性树脂组合物、涂布剂、粘接剂和密封剂、以及物品 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0343717A2 (fr) * | 1988-05-27 | 1989-11-29 | GREAT LAKES CHEMICAL ITALIA S.r.l. | Stabilisants UV pour des polymères organiques |
EP0388321A1 (fr) * | 1989-02-03 | 1990-09-19 | Rhone-Poulenc Chimie | Nouveaux composés à fonction pipéridinyle et leur application dans la photostabilisation des polymères |
-
1994
- 1994-12-12 FR FR9415144A patent/FR2727973B1/fr not_active Expired - Fee Related
-
1995
- 1995-12-08 AU AU43497/96A patent/AU4349796A/en not_active Abandoned
- 1995-12-08 WO PCT/FR1995/001637 patent/WO1996018667A2/fr not_active Application Discontinuation
- 1995-12-08 CA CA002208251A patent/CA2208251A1/fr not_active Abandoned
- 1995-12-08 BR BR9510086-5A patent/BR9510086A/pt active Search and Examination
- 1995-12-08 EP EP95942236A patent/EP0797613A2/fr not_active Withdrawn
- 1995-12-08 JP JP8518359A patent/JPH10510571A/ja active Pending
- 1995-12-11 ZA ZA9510489A patent/ZA9510489B/xx unknown
- 1995-12-11 IL IL11633795A patent/IL116337A0/xx unknown
- 1995-12-12 AR AR33456895A patent/AR000319A1/es unknown
- 1995-12-12 TR TR95/01565A patent/TR199501565A2/xx unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0343717A2 (fr) * | 1988-05-27 | 1989-11-29 | GREAT LAKES CHEMICAL ITALIA S.r.l. | Stabilisants UV pour des polymères organiques |
EP0388321A1 (fr) * | 1989-02-03 | 1990-09-19 | Rhone-Poulenc Chimie | Nouveaux composés à fonction pipéridinyle et leur application dans la photostabilisation des polymères |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5792825A (en) * | 1995-06-16 | 1998-08-11 | Rhone-Poulenc Chimie | Silicone compounds containing sterically hindered cyclic amine functional groups which are useful for the light and thermal stabilization of polymers |
WO2000018833A1 (fr) * | 1998-09-25 | 2000-04-06 | Great Lakes Chemical (Europe) Gmbh | Melanges stabilisants synergiques |
GB2351732A (en) * | 1999-06-14 | 2001-01-10 | Ciba Sc Holding Ag | Unsaturated polyalkylpiperidine stabilizers |
GB2351732B (en) * | 1999-06-14 | 2001-06-13 | Ciba Sc Holding Ag | Unsaturated polyalkylpiperidines |
Also Published As
Publication number | Publication date |
---|---|
BR9510086A (pt) | 1999-11-30 |
AR000319A1 (es) | 1997-06-18 |
AU4349796A (en) | 1996-07-03 |
FR2727973A1 (fr) | 1996-06-14 |
WO1996018667A3 (fr) | 1996-08-29 |
FR2727973B1 (fr) | 1997-01-24 |
CA2208251A1 (fr) | 1996-06-20 |
EP0797613A2 (fr) | 1997-10-01 |
JPH10510571A (ja) | 1998-10-13 |
TR199501565A2 (tr) | 1996-07-21 |
ZA9510489B (en) | 1996-06-13 |
IL116337A0 (en) | 1996-03-31 |
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