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    • 4. 发明授权
    • Propylene-based resin composition and molded article thereof
    • 丙烯系树脂组合物及其成型体
    • US08084540B2
    • 2011-12-27
    • US12739105
    • 2008-10-24
    • Koji KameoMitsuyoshi Shimano
    • Koji KameoMitsuyoshi Shimano
    • C08L67/02
    • C08L51/06C08L23/10C08L67/04C08L2666/02C08L2666/14C08L2666/04
    • There is provided a propylene-based resin composition containing 10 to 89% by mass of a propylene-based polymer (A) (excluding a modified propylene-based polymer (C) defined below), 10 to 89% by mass of a polylactic acid-based resin (B), and 1 to 80% by mass of a modified propylene-based polymer (C) which is an α,β-unsaturated glycidyl ester-grafted propylene-based polymer having an α,β-unsaturated glycidyl ester-derived structural unit content of 0.1% by mass or more and less than 1.0% by mass, provided that each of the contents of the propylene-based polymer (A), the polylactic acid-based resin (B) and the modified propylene-based polymer (C) is an amount based on the total amount of the three components.
    • 提供含有10〜89质量%的丙烯系聚合物(A)(不包括下述定义的丙烯系聚合物(C))的丙烯系树脂组合物,10〜89质量%的聚乳酸 基树脂(B)和1〜80质量%的改性丙烯类聚合物(C),其为具有α,β-不饱和缩水甘油基的α,β-不饱和缩水甘油酯接枝丙烯类聚合物 酯衍生的结构单元含量为0.1质量%以上且小于1.0质量%,只要丙烯类聚合物(A),聚乳酸类树脂(B)和改性丙烯 基聚合物(C)是基于三种组分的总量的量。