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WO2015050266A1 - Composition de microparticules de polymère et son utilisation en tant qu'agent de diffusion de lumière - Google Patents

Composition de microparticules de polymère et son utilisation en tant qu'agent de diffusion de lumière Download PDF

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Publication number
WO2015050266A1
WO2015050266A1 PCT/JP2014/076642 JP2014076642W WO2015050266A1 WO 2015050266 A1 WO2015050266 A1 WO 2015050266A1 JP 2014076642 W JP2014076642 W JP 2014076642W WO 2015050266 A1 WO2015050266 A1 WO 2015050266A1
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composition
mass
component
fine particle
polymer fine
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PCT/JP2014/076642
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English (en)
Japanese (ja)
Inventor
直弘 吉本
歩 古俣
博亮 村上
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Ｊｘ日鉱日石エネルギー株式会社
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Publication of WO2015050266A1 publication Critical patent/WO2015050266A1/fr

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • 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
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C08F220/1808—C8-(meth)acrylate, e.g. isooctyl (meth)acrylate or 2-ethylhexyl (meth)acrylate
    • 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
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C08F220/1812—C12-(meth)acrylate, e.g. lauryl (meth)acrylate
    • 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 a fine particle polymer composition (also referred to as a polymer fine particle composition), particularly an acrylic resin (acrylic resin and methacrylic resin) containing an ester with a monohydric alcohol having 8 to 12 carbon atoms that has good scratch resistance.
  • the present invention relates to a fine particle polymer composition and its use as a light diffusing agent.
  • the light source of various display devices is a line light source such as a fluorescent lamp or a cathode tube arranged on the back of the screen, or a point light source such as an LED (light emitting diode) illumination, and these functions as a surface light source, so that the transmitted light is scattered.
  • a light diffusion film (backlight film) is used.
  • This light diffusing film comprises a transparent resin composition and a fine particle polymer composition having an average particle diameter of several ⁇ m to several tens of ⁇ m that functions as a light diffusing agent.
  • these fine particles often have a function as an anti-blocking agent (also called an AB agent).
  • an anti-blocking agent also called an AB agent
  • inorganic particles such as silica and titanium dioxide were used as the light diffusing agent.
  • agglomeration due to insufficient affinity with the resin leads to non-uniform light diffusion, and since the materials themselves are opaque and light-impermeable, there is an unavoidable decrease in overall light transmittance.
  • a fine particle polymer composition based on a transparent resin is used from the viewpoint of uniform light diffusion and improved transmittance.
  • methyl methacrylate crosslinked methyl methacrylate
  • the fine particle polymer composition based on cross-linked methyl methacrylate is used as a light diffusing agent or an anti-blocking agent for a resin film, since the hardness of the particles is high, there is a problem of damaging the contact member, There is a need for particles that are flexible and have good scratch resistance.
  • spherical or true spherical polymethyl methacrylate, polyacrylonitrile, benzoguanamine / formaldehyde condensate, etc. are used as a light diffusing agent, and any one of them is made into a paint, applied to a polyester resin substrate, and transmitted light.
  • Patent Document 1 a surface-emitting display element using a light diffusing film having extremely good diffusibility is provided (Patent Document 1).
  • esters having a long-chain alkyl group other than methyl esters there is no description relating to scratch prevention.
  • a conventional product obtained by copolymerizing methyl methacrylate and ethylene glycol dimethacrylate, having an average particle diameter of about 20 ⁇ m and made of acrylic resin having a predetermined relatively narrow particle size distribution is used as a light diffusing agent. It is disclosed that a light diffusing plate exhibiting better light diffusibility and improved brightness by about 5% is provided (Patent Document 2).
  • esters having a long-chain alkyl group other than methyl esters there is no disclosure of esters having a long-chain alkyl group other than methyl esters, and there is no description regarding scratch prevention.
  • it is a copolymer of n- or t-butyl methacrylate and a crosslinkable vinyl monomer, and is equivalent to a conventional butyl acrylate copolymer using a light diffusing agent comprising the copolymer having a specific range of Tg. It is disclosed that a light diffusing agent exhibiting the above brightness and scratch resistance is provided (Patent Document 3).
  • Patent Document 3 there is no disclosure regarding an acrylate resin having a long-chain alkyl group exceeding butyl acrylate.
  • the first of the present invention is (A) 20 to 85% by mass of an ester compound of acrylic acid and / or methacrylic acid and a monohydric alcohol having 8 to 12 carbon atoms; (B) 5 to 65% by mass of methyl methacrylate. %; (C) 3 to 45% by mass of an ester compound of acrylic acid and / or methacrylic acid and at least one polyhydric alcohol having 2 to 5 carbon atoms, (A), (B) and (C) Polymer fine particle composition, characterized in that it is an acrylate-based fine particle polymer composition having an average particle size of 0.1 to 100 ⁇ m, obtained by copolymerizing a mixture of 100% by mass with the component (C) About.
  • the component (A) is n-dodecyl methacrylate, the composition thereof is 30 to 35% by mass, the composition of the component (B) is 50 to 60% by mass, and the composition of the component (C) is The present invention relates to the first polymer fine particle composition of the present invention, which is in the range of 5 to 30% by mass.
  • the component (A) is 2-ethylhexyl acrylate, the composition thereof is 30 to 35% by mass, the composition of the component (B) is 50 to 60% by mass, and the composition of the component (C). Is in the range of 5 to 20% by mass, and relates to the first polymer fine particle composition of the present invention.
  • the component (A) is 2-ethylhexyl methacrylate
  • the composition is 30 to 80% by mass
  • the composition of the component (B) is 10 to 50% by mass
  • the component (C) The composition of the present invention is in the range of 10 to 40% by mass, and relates to the first polymer fine particle composition of the present invention.
  • a fifth aspect of the present invention relates to the polymer fine particle composition according to any one of the first to fourth aspects, wherein the component (C) is ethylene glycol dimethacrylate.
  • a sixth aspect of the present invention relates to the polymer fine particle composition according to any one of the first to fifth aspects of the present invention, wherein the polymer fine particle composition has a number average particle size of 5 to 10 ⁇ m.
  • a seventh aspect of the present invention relates to the use of the polymer fine particle composition according to any one of the first to sixth aspects of the present invention as a light diffusing agent.
  • FIG. 1 is a three-component composition diagram showing an outline of a composition region of a polymer fine particle composition obtained by copolymerizing the component (A), the component (B), and the component (C).
  • FIG. 2 outlines a preferable composition region of a polymer fine particle composition obtained by using n-dodecyl methacrylate as the component (A), methyl methacrylate (MMA) as the component (B), and ethylene glycol dimethacrylate as the component (C). It is a ternary composition diagram.
  • FIG. 1 is a three-component composition diagram showing an outline of a composition region of a polymer fine particle composition obtained by copolymerizing the component (A), the component (B), and the component (C).
  • FIG. 2 outlines a preferable composition region of a polymer fine particle composition obtained by using n-dodecyl methacrylate as the component (A), methyl methacrylate (MMA) as the component (B), and ethylene glycol dimeth
  • FIG. 3 shows an outline of a preferable composition region of a polymer fine particle composition obtained by using 2-ethylhexyl acrylate as the component (A), methyl methacrylate (MMA) as the component (B), and ethylene glycol dimethacrylate as the component (C). It is a ternary composition diagram.
  • FIG. 4 shows an outline of a preferable composition region of a polymer fine particle composition obtained by using 2-ethylhexyl methacrylate as the component (A), methyl methacrylate (MMA) as the component (B), and ethylene glycol dimethacrylate as the component (C). It is a ternary composition diagram.
  • the component (A) according to the present invention is an ester compound of acrylic acid and / or methacrylic acid and a monohydric alcohol having 8 to 12 carbon atoms. If the number of carbon atoms is less than 8, it is difficult to obtain sufficient flexibility of the particles. If the number of carbon atoms exceeds 12, the difference in reactivity between the component (B) and the component (C) increases, It becomes difficult to obtain coalescence efficiently. When the content is less than 20% by mass, sufficient flexibility and scratch resistance cannot be obtained. When the content exceeds 85% by mass, the particles often become brittle particles.
  • component (A) used in the present invention examples include n-octyl (meth) acrylate, 2-ethylhexyl (meth) acrylate, isononyl (meth) acrylate, n-isodecyl (meth) acrylate, n-undecyl ( (Meth) acrylate, n-dodecyl (meth) acrylate, etc. are mentioned. Among these, n-dodecyl methacrylate, 2-ethylhexyl methacrylate, and 2-ethylhexyl acrylate are preferable.
  • n-dodecyl methacrylate and 2-ethylhexyl methacrylate exhibit an extremely small compression modulus under compression deformation.
  • the component (B) used in the present invention is methyl methacrylate, and its polymer “polymethyl methacrylate” is widely known as a transparent substrate.
  • the content of the component (B) is less than 15% by mass, it is difficult to obtain a granular copolymer having a good shape and to maintain good transparency. Flexibility and prevention of scratches cannot be obtained.
  • the component (C) used in the present invention is an ester compound of acrylic acid and / or methacrylic acid and a polyhydric alcohol having 2 to 5 carbon atoms, and functions as a crosslinking agent in the copolymerization reaction according to the present invention. .
  • the valence of alcohol is in the range of 2-4. When the carbon number and valence exceed 5 and 4, respectively, the molecule becomes bulky, the difference in reactivity with the component (A) and the component (B) increases, and a copolymer can be obtained efficiently. It becomes difficult.
  • a specific example of the preferred component (C) is ethylene glycol dimethacrylate.
  • the average particle size of the fine particles is usually 0.5 to 100 ⁇ m, preferably 1 to 50 ⁇ m. In practice, the preferred range is determined in relation to the thickness of the base film containing or holding these particles. In recent years, when applied to a substrate, 5 to 10 ⁇ m fine particles are often required.
  • the fine particle polymer composition according to the present invention can be easily controlled to have an average particle size of 0.1 to 100 ⁇ m, preferably 1 to 50 ⁇ m, more preferably 5 to 10 ⁇ m, and the shape thereof is also nearly spherical. Is easily obtained.
  • a line light source and a point light source which are light sources of various displays such as a flat-screen TV, a notebook computer, a mobile phone, a smart phone, and a tablet terminal, as a surface light source, a diffusion film for backlight is necessary. Since the polymer fine particle composition is flexible and excellent in scratch prevention, it is difficult to damage the contact surface. Therefore, the polymer fine particle composition can be used as a light diffusing agent that provides superior scratch prevention compared to conventional products.
  • An outline of a composition region of a fine particle polymer composition having an average particle size of about 8 ⁇ m, which is obtained by copolymerizing the components (A), (B), and (C) according to the present invention, is a three-component composition diagram. If it represents, it will become a shaded (gray) area
  • the symbols in black brackets and the parentheses () correspond to the numbers of examples and comparative examples described later, respectively. The reason why excellent characteristics can be obtained in this region is not clear, but the inventors mainly have the flexibility of the component (A), the transparency and copolymerization stability of the component (B), and the component (C).
  • the most preferable composition region of each of the particle polymer compositions having an average particle size of about 8 ⁇ m, wherein the component (A) is n-dodecyl methacrylate, 2-ethylhexyl acrylate, 2-ethylhexyl methacrylate.
  • the outline is shown in FIGS.
  • a polymerization initiator is usually used for the polymerization of the monomer mixture. Examples of the polymerization initiator include oil-soluble peroxide polymerization initiators and azo polymerization initiators that are usually used in aqueous suspension polymerization.
  • 2,2′-azobisisobutyronitrile, 2,2′-azobis (2,4-dimethylvaleronitrile), benzoyl peroxide, lauroyl peroxide, etc. are suitable polymerization initiators. This is preferable in that it has a decomposition rate.
  • the polymerization initiator is preferably used in an amount of 0.01 to 10 parts by mass, and more preferably 0.01 to 5 parts by mass with respect to 100 parts by mass of the monomer mixture. When the polymerization initiator is less than 0.01 parts by mass, it is difficult to fulfill the function of initiating the polymerization, and when it is used in excess of 10 parts by mass, the addition amount is more than necessary, which is not preferable because it is not economical. .
  • the vinyl monomer mixture is adjusted to a desired droplet size by dissolving the polymerization initiator according to a conventional method and then stirring and mixing with an aqueous solution containing a polymerization stabilizer and a surfactant. This mixed solution is heated with stirring to perform a polymerization reaction, thereby obtaining target particles.
  • a polymerization stabilizer a water-soluble polymer such as polyvinyl alcohol or an inorganic stabilizer such as calcium phosphate can be used.
  • ester types such as glycerin fatty acid ester and sorbitan fatty acid ester, polyoxyethylene (or POE) alkyl ether, polyoxyethylene (or POE) Ether type such as alkylphenyl ether, polyoxyethylene polyoxypropylene glycol, etc., type with ethylene oxide added to fatty acid or polyhydric alcohol fatty acid ester, ester ether having both ester bond and ether bond in the molecule A mold or the like is used.
  • ester types such as glycerin fatty acid ester and sorbitan fatty acid ester, polyoxyethylene (or POE) alkyl ether, polyoxyethylene (or POE) Ether type such as alkylphenyl ether, polyoxyethylene polyoxypropylene glycol, etc., type with ethylene oxide added to fatty acid or polyhydric alcohol fatty acid ester, ester ether having both ester bond and ether bond in the molecule A mold or the like is used.
  • the particles obtained by the polymerization are used after being subjected to a solid-liquid separation step and a drying step by a normal operation from the polymerization reaction solution and then taken out as a powder by crushing. That is, after removing moisture by a method of drying a shelf after obtaining a wet cake by centrifugation, a method of spray drying, etc., and then applying impact with a hammer mill, a bead mill, etc. Obtainable.
  • the average particle diameter of the fine particles is usually 0.5 to 100 ⁇ m, preferably 1 to 40 ⁇ m.
  • the shape of the fine particles is not particularly limited, but a spherical shape, a spheroid and the like are preferable.
  • a part is a mass part.
  • Examples 1 to 14 and Comparative Examples 1 to 6 In a dispersion container, 200 parts of deionized water and 1 part of polyvinyl alcohol as a dispersant were added. Apart from this, predetermined (A), (B), (C) components (in the comparative example, those using these corresponding components, or those lacking any of the components are included), polymerization. As an initiator, 1 part of lauryl peroxide was weighed and added to the aqueous solution in the dispersion container to obtain a mixed solution.
  • the obtained mixed liquid was subjected to a dispersion treatment with a disperser for a predetermined time to obtain a dispersion having an adjusted droplet diameter.
  • This dispersion was poured into a polymerization reactor equipped with a stirrer, a thermometer, a reflux condenser and a nitrogen inlet, and a polymerization reaction was carried out at 80 ° C. for 4 hours under nitrogen flow.
  • a 10% compression modulus was used for the evaluation of the flexibility of the fine particles.
  • the 10% compressive elastic modulus is the compressive elastic modulus (hereinafter referred to as 10% K value) when the particle diameter is displaced by 10%.
  • a microcompression tester (Shimadzu MCT-210) is used on the sample stage.
  • a diamond circular indenter with a diameter of 20 ⁇ m is loaded vertically at a constant load speed at room temperature (25 ° C.), and the load value and compression displacement when compressed to 10% of the sample particle diameter are as follows. It is a value obtained by measurement and obtained by the following formula.
  • This evaluation method is widely used by those skilled in the art. (For example, refer to JP 2006-117850 A and JP 2000-309715 A).
  • K (3 / ⁇ 2) ⁇ F ⁇ 10 -3 ⁇ S -3/2 ⁇ R -1/2 K: Compression elastic modulus (N / mm 2 ) at 10% compression deformation of fine particles
  • F Load value at 10% compression deformation of fine particles (N)
  • S Compression displacement (mm) in 10% compression deformation of fine particles
  • R radius of fine particles (mm)
  • the 10% K value expresses the flexibility of the fine particles universally and quantitatively, and by using the 10% K value, the suitable flexibility of the polymer fine particles of the present invention is quantitatively and uniquely defined.
  • Examples 1 to 5 correspond to the composition ranges of the components (A), (B), and (C) corresponding to claim 2, and Examples 6 and 7 correspond to claim 3 (A), (B ), (C) Composition range of each component, Examples 8 to 12 are composition ranges of the components (A), (B), (C) corresponding to claim 4.
  • Claim 1 represents the composition range of each component (A), (B), (C) which covers all of them and occupies a certain range based on the examples. According to Examples 1 to 12, the 10% K value was 690 to 1890, and was evaluated as ⁇ or ⁇ even in the evaluation of damage prevention.
  • the composition of the component (A) is lower than that in the claims, or the monohydric alcohol has 4 carbon atoms, and the composition of the component (B) is in the claims.
  • the 10% K value was 2000 or more, and the evaluations of damage prevention were all x. From the above, it was confirmed that the basis of the composition range of each of the components (A), (B), and (C) in the claims was shown.
  • Ester compound of (meth) acrylic acid and monohydric alcohol having 8 to 12 carbon atoms, methyl (meth) acrylate and ester compound of (meth) acrylic acid and polyhydric alcohol having 2 to 5 carbon atoms according to the present invention
  • the fine particle polymer composition obtained by copolymerizing a mixture comprising the above is more flexible than fine particles having an equivalent average particle diameter obtained from a copolymer mainly containing a conventionally known short chain ester compound. High and therefore excellent in preventing scratches. Therefore, it is suitably used as a light diffusing agent for a diffusion film for backlight.

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  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

La présente invention concerne : une composition de polymère microparticulaire de type acrylate qui est produite par la réaction de copolymérisation d'un mélange comprenant (A) 20 à 85 % en masse d'un composé ester d'acide acrylique et/ou d'acide méthacrylique et d'un alcool monohydrique ayant 8 à 12 atomes de carbone, (B) 5 à 65 % en masse de méthacrylate de méthyle et (C) 3 à 45 % en masse d'un composé ester d'acide acrylique et/ou d'acide méthacrylique et d'un alcool polyhydrique ayant 2 à 5 atomes de carbone, la quantité totale des composants est de 100 % en masse, ladite composition ayant un diamètre de particule moyen de 0,1 à 100 µm, étant plus flexible, et ayant une propriété de prévention de la formation de rayures supérieure tout en maintenant une propriété de diffusion de lumière au même niveau que celle des compositions de microparticules de polymère conventionnelles toutes produites en utilisant un polyméthacrylate réticulé en tant que matériau de base; et une utilisation de la composition de microparticules de polymère en tant qu'agent de diffusion de lumière.
PCT/JP2014/076642 2013-10-01 2014-09-30 Composition de microparticules de polymère et son utilisation en tant qu'agent de diffusion de lumière WO2015050266A1 (fr)

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JP2013206591A JP2015071655A (ja) 2013-10-01 2013-10-01 ポリマー微粒子組成物およびその光拡散剤としての使用
JP2013-206591 2013-10-01

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WO2015050266A1 true WO2015050266A1 (fr) 2015-04-09

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
WO2016010051A1 (fr) * 2014-07-14 2016-01-21 三菱レイヨン株式会社 Composition de résine thermoplastique conférant la matité, film mat à base de fluor, et film stratifié mat à base de fluor

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6888917B2 (ja) * 2015-10-02 2021-06-18 株式会社日本触媒 （メタ）アクリル系乾燥粒子

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JPS6363756A (ja) * 1986-09-03 1988-03-22 Nippon Paint Co Ltd 分散型塗料樹脂組成物
JP2009096868A (ja) * 2007-10-16 2009-05-07 Nippon Shokubai Co Ltd 光拡散フィルム用樹脂微粒子、樹脂組成物および光拡散フィルム
WO2009072464A1 (fr) * 2007-12-03 2009-06-11 Nippon Shokubai Co., Ltd. Particules de polymère
JP2010138365A (ja) * 2008-11-11 2010-06-24 Sekisui Plastics Co Ltd 重合体粒子集合体、その製造方法、光拡散剤及び光拡散性樹脂組成物
JP2012211265A (ja) * 2011-03-31 2012-11-01 Jx Nippon Oil & Energy Corp 粘度指数向上剤及び潤滑油組成物

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JPS6363756A (ja) * 1986-09-03 1988-03-22 Nippon Paint Co Ltd 分散型塗料樹脂組成物
JP2009096868A (ja) * 2007-10-16 2009-05-07 Nippon Shokubai Co Ltd 光拡散フィルム用樹脂微粒子、樹脂組成物および光拡散フィルム
WO2009072464A1 (fr) * 2007-12-03 2009-06-11 Nippon Shokubai Co., Ltd. Particules de polymère
JP2010138365A (ja) * 2008-11-11 2010-06-24 Sekisui Plastics Co Ltd 重合体粒子集合体、その製造方法、光拡散剤及び光拡散性樹脂組成物
JP2012211265A (ja) * 2011-03-31 2012-11-01 Jx Nippon Oil & Energy Corp 粘度指数向上剤及び潤滑油組成物

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016010051A1 (fr) * 2014-07-14 2016-01-21 三菱レイヨン株式会社 Composition de résine thermoplastique conférant la matité, film mat à base de fluor, et film stratifié mat à base de fluor
JPWO2016010051A1 (ja) * 2014-07-14 2017-04-27 三菱レイヨン株式会社 艶消し用熱可塑性樹脂組成物、フッ素系艶消しフィルム及びフッ素系艶消し積層フィルム
US10493737B2 (en) 2014-07-14 2019-12-03 Mitsubishi Chemical Corporation Thermoplastic resin composition for matting, fluorine-based matte film, and fluorine-based matte layered film

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