公开(公告)号：US20030060553A1

公开(公告)日：2003-03-27

申请号：US10231336

申请日：2002-08-30

Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED

Inventor： Kenichi Ohkawa ,  Moriyasu Shimojo ,  Isao Takashima

IPC: C08K003/30

CPC classification number: C08L23/10 ,  C08K3/34 ,  C08K7/04 ,  C08K9/04 ,  C08L23/14 ,  C08L53/00 ,  C08L91/06 ,  C08L2666/04

Abstract: Disclosed is a polypropylene resin composition comprising (A) from 40 to 98% by weight of polypropylene resin, (B) from 1 to 30% by weight of basic magnesium sulfate fiber having a surface treated with montan wax wherein fibers contained in primary fibers have an average fiber length of from 7 to 10 nullm and the percentage of primary fibers containing fibers having a fiber length of 20 nullm or more is 10% by weight or less and (C) from 1 to 30% by weight of talc, provided that the total weight of the components (A), (B) and (C) is adjusted to 100% by weight.

Abstract translation: 公开了一种聚丙烯树脂组合物，其包含（A）40至98重量％的聚丙烯树脂，（B）1至30重量％的具有用褐煤蜡处理的表面的碱式硫酸镁纤维，其中初级纤维中含有的纤维具有 平均纤维长度为7〜10μm，纤维长度为20μm以上的含纤维原纤维的比例为10重量％以下，（C）1〜30重量％的滑石粉，只要 将组分（A），（B）和（C）的总重量调节至100重量％。