公开(公告)号：US20150315365A1

公开(公告)日：2015-11-05

申请号：US14648788

申请日：2013-12-04

Applicant: JAPAN POLYPROPYLENE CORPORATION

Inventor： Naoya AOKI ,  Kazumasa KONDO ,  Kenji MASUDA ,  Masashi SHIMOUSE

IPC: C08K7/14 ,  C08L23/16 ,  C08L53/00

CPC classification number: C08K7/14 ,  B29C45/0001 ,  B29C45/0005 ,  B29K2105/12 ,  B29K2223/14 ,  C08F297/083 ,  C08J5/042 ,  C08J5/043 ,  C08J2323/14 ,  C08J2323/16 ,  C08K7/06 ,  C08L23/06 ,  C08L23/08 ,  C08L23/10 ,  C08L23/14 ,  C08L23/16 ,  C08L53/00 ,  C08L2205/02 ,  C08L2205/03 ,  C08L2207/04

Abstract: Provided are a fiber-reinforced polypropylene resin composition, and a molded article prepared therefrom having good grain transfer characteristics, a good appearance, a soft surface texture, high rigidity, and high heat resistance.The fiber-reinforced polypropylene resin composition contains a specific propylene-ethylene random copolymer and a specific fiber, and optionally contains a propylene-ethylene block copolymer satisfying four conditions, such as sequential polymerization in the presence of a metallocene catalyst, a thermoplastic elastomer satisfying two conditions, such as MFR, and a specific propylene polymer resin.

Abstract translation: 提供一种纤维增强聚丙烯树脂组合物及其制备的模塑制品，具有良好的颗粒转移特性，良好的外观，柔软的表面质地，高刚性和高耐热性。 纤维增强聚丙烯树脂组合物含有特定的丙烯 - 乙烯无规共聚物和特定纤维，并且任选地含有满足四个条件的丙烯 - 乙烯嵌段共聚物，例如在金属茂催化剂存在下的顺序聚合，满足两个 条件，如MFR，和特定的丙烯聚合物树脂。