JP2009074087A5 - - Google Patents

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JP2009074087A5
JP2009074087A5 JP2008223475A JP2008223475A JP2009074087A5 JP 2009074087 A5 JP2009074087 A5 JP 2009074087A5 JP 2008223475 A JP2008223475 A JP 2008223475A JP 2008223475 A JP2008223475 A JP 2008223475A JP 2009074087 A5 JP2009074087 A5 JP 2009074087A5
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JP2008223475A
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JP5297724B2 (en
JP2009074087A (en
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Description

即ち、本発明は、メチルメタクリレート単位を７２ｍｏｌ％以上９２ｍｏｌ％以下の範囲で含有し、重量平均分子量（Ｍｗ）が５０万以上、重量平均分子量（Ｍｗ）と数平均分子量（Ｍｎ）の比Ｍｗ／Ｍｎが５以上で、コアの質量が６０質量％以上９０質量％以下のコア／シェル構造であるプラスチゾル用アクリル系重合体微粒子に関する。
That is, the present invention contains methyl methacrylate units in the range of 72 mol% or more and 92 mol% or less, the weight average molecular weight (Mw) is 500,000 or more, and the ratio Mw / weight average molecular weight (Mw) to number average molecular weight (Mn). The present invention relates to an acrylic polymer fine particle for plastisol having a core / shell structure having a Mn of 5 or more and a core mass of 60% by mass to 90% by mass .

Claims (1)

メチルメタクリレート単位を７２ｍｏｌ％以上９２ｍｏｌ％以下の範囲で含有し、重量平均分子量（Ｍｗ）が５０万以上、重量平均分子量（Ｍｗ）と数平均分子量（Ｍｎ）の比Ｍｗ／Ｍｎが５以上で、コアの質量が６０質量％以上９０質量％以下のコア／シェル構造であるプラスチゾル用アクリル系重合体微粒子。 It contains methyl methacrylate units in the range of 72 mol% or more and 92 mol% or less, the weight average molecular weight (Mw) is 500,000 or more, the ratio Mw / Mn of the weight average molecular weight (Mw) and the number average molecular weight (Mn) is 5 or more , Acrylic polymer fine particles for plastisol having a core / shell structure having a core mass of 60% by mass to 90% by mass .
JP2008223475A 2007-08-31 2008-09-01 Acrylic polymer fine particles for plastisol and method for producing the same, plastisol using the same, composition, and eraser Active JP5297724B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008223475A JP5297724B2 (en) 2007-08-31 2008-09-01 Acrylic polymer fine particles for plastisol and method for producing the same, plastisol using the same, composition, and eraser

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007226199 2007-08-31
JP2007226199 2007-08-31
JP2008223475A JP5297724B2 (en) 2007-08-31 2008-09-01 Acrylic polymer fine particles for plastisol and method for producing the same, plastisol using the same, composition, and eraser

Publications (3)

Publication Number Publication Date
JP2009074087A JP2009074087A (en) 2009-04-09
JP2009074087A5 true JP2009074087A5 (en) 2011-10-13
JP5297724B2 JP5297724B2 (en) 2013-09-25

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JP2008223475A Active JP5297724B2 (en) 2007-08-31 2008-09-01 Acrylic polymer fine particles for plastisol and method for producing the same, plastisol using the same, composition, and eraser

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JP (1) JP5297724B2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2415786B1 (en) * 2009-03-30 2014-08-20 Sekisui Plastics Co., Ltd. Irregularly shaped particles and method for producing same
JP5777901B2 (en) * 2011-02-16 2015-09-09 株式会社トンボ鉛筆 Plastic eraser
WO2017043464A1 (en) * 2015-09-08 2017-03-16 三菱鉛筆株式会社 Eraser
WO2018012234A1 (en) * 2016-07-15 2018-01-18 三菱ケミカル株式会社 Acrylic resin powder and resin composition for hot melt adhesives, and method for producing same
EP3660059B1 (en) * 2017-07-26 2023-05-10 Mitsubishi Chemical Corporation Acrylic polymer, plastisol, and textile ink

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07157622A (en) * 1993-12-07 1995-06-20 Kishimoto Akira Acrylic plastisol composition excellent in creep resistance
JP2005220166A (en) * 2004-02-03 2005-08-18 Mitsubishi Rayon Co Ltd Method for manufacturing polymer particle
JP2006316098A (en) * 2005-05-10 2006-11-24 Mitsubishi Rayon Co Ltd Acrylic polymer microparticle for plastisol, and acrylic plastisol composition and molded form using the same
JP2007224200A (en) * 2006-02-24 2007-09-06 Dainippon Ink & Chem Inc Plastisol ink and textile product and leather product printed with the same

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