Title:
ヒートサイクル射出成形用熱可塑性樹脂組成物、成形品および成形品の製造方法
Document Type and Number:
Japanese Patent JP6678449
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a thermoplastic resin composition capable of providing a molded article excellent in surface appearance, scratch resistance, impact resistance, color development, heat resistance and thermal aging resistance when heat cycle injection molding and the molded article thereof.SOLUTION: There is provided a thermoplastic resin composition for heat cycle injection molding containing a graft copolymer (B) obtained by polymerizing a vinyl monomer component (m1) in presence of a composite rubbery polymer (A) consisting of polyorganosiloxane (Aa) and poly(meth)acrylic acid ester (Ab) and a (meth)acrylic acid ester resin (C) obtained by polymerizing a vinyl monomer component (m2) and having percentage content of polyorganosiloxane (Aa) in the composite rubbery polymer (A) of 1 to 20 mass%, volume average particle diameter of the composite rubbery polymer (A) of 0.05 to 0.15 μm, percentage content of the maleimide compound in the vinyl monomer unit (m2) of 1 to 30 mass% and percentage content of an aromatic vinyl compound of 5.5 to 15 mass%.SELECTED DRAWING: None
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Inventors:
Tomoki Takase
Kosaku
Nobutaka Hase
Kosaku
Nobutaka Hase
Application Number:
JP2015250417A
Publication Date:
April 08, 2020
Filing Date:
December 22, 2015
Export Citation:
Assignee:
Techno umg corporation
International Classes:
C08L33/04; B29C33/02; B29C45/00; B29C45/26; C08F285/00; C08L25/04; C08L51/00; C08L51/06; C08L83/04
Domestic Patent References:
| JP2003277567A | ||||
| JP2005220265A | ||||
| JP2007153920A | ||||
| JP2014177623A |
Foreign References:
| WO2014189121A1 |
Attorney, Agent or Firm:
Field Saki Satoshi
Shunsuke Fushimi
Kazunori Onami
Shunsuke Fushimi
Kazunori Onami