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JP2012246338A Polylactic acid resin composition 有权
标题翻译：聚酸树脂组合物
公开(公告)号：JP2012246338A
公开(公告)日：2012-12-13
申请号：JP2011116967
申请日：2011-05-25
申请人： Teijin Chem Ltd , 帝人化成株式会社 , Teijin Ltd , 帝人株式会社
发明人： MATSUNO YUICHI , MITSUNAGA MASAKI , HATTORI RYOHEI , KITAMURA TAKURO , ENDO KOHEI
IPC分类号： C08L67/04 , B29C45/00 , C08G63/06 , C08K5/101 , C08L71/02 , C08L101/16
摘要： PROBLEM TO BE SOLVED: To provide a resin material excellent in moldability and molded article appearance by adding a plasticizer having a specific structure to a polylactic acid resin imparting little environmental load.SOLUTION: A composition contains 100 parts by weight of (A) a polylactic acid (A component) containing (A-1) a poly-L-lactic acid (A-1 component) composed mainly of an L-lactic acid unit and (A-2) a poly-D-lactic acid (A-2 component) composed mainly of a D-lactic acid unit and having a weight ratio of the A-1 component and the A-2 component in the range of 10:90 to 90:10, and 0.5 to 10 parts by weight of (B) a plasticizer (B component) represented by formula (1) wherein Ris a 8-22C straight-chain or branched-chain alkyl group; Ris a 1-3C alkyl group; n is an integer in the range of 5 to 20; AO is at least one selected from ethylene glycol, propylene glycol and butylene glycol, and may be homopolymerized or copolymerized.
摘要翻译：要解决的问题：通过向赋予少量环境负荷的聚乳酸树脂中加入具有特定结构的增塑剂来提供成型性和成型品外观优异的树脂材料。解决方案：组合物含有（A）含有（A-1）主要由L-乳酸组成的聚-L-乳酸（A-1成分）的聚乳酸（A成分）100重量份单元和（A-2）主要由D-乳酸单元组成并且具有A-1成分和A-2成分的重量比的聚-D-乳酸（A-2成分）在 10:90〜90:10，和（B）由式（1）表示的增塑剂（B成分）0.5〜10重量份，其中R 1 22C直链或支链烷基; R 2 是1-3C烷基; n为5〜20的整数， AO是选自乙二醇，丙二醇和丁二醇中的至少一种，并且可以均聚或共聚。版权所有（C）2013，JPO＆INPIT

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