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1. 发明公开

KR1020140078928A 폴리프로필렌 수지 조성물 및 이를 이용한 자동차 외장재 有权
标题翻译：聚丙烯树脂组合物及其外用部件
公开(公告)号：KR1020140078928A
公开(公告)日：2014-06-26
申请号：KR1020120148237
申请日：2012-12-18
申请人： 현대자동차주식회사 , 주식회사 대하
发明人： 유경민 , 유관석 , 서경범 , 임승현
IPC分类号： C08L23/16 , C08K7/14 , C08K9/06 , C08J5/00
摘要： The present invention relates to a polypropylene resin composition and an outer material of a vehicle using the same, and more specifically, to a polypropylene resin composition with improved heat resistance and molding shrinkage and a vehicle outer material using the same, wherein the polypropylene resin composition comprises 40-55 parts by weight of a base resin in which ethylene-propylene-butene copolymer is mixed with ethylene-propylene copolymer; 20-25 parts by weight of glass fiber; 10-20 parts by weight of ethylene-butene elastomer; and 1-5 parts by weight of a surfactant, and has low specific gravity and excellent physical properties such as high strength, impact resistance, etc., thereby having excellent resistance against breakage and significantly reducing deformation due to loads.
摘要翻译：本发明涉及一种聚丙烯树脂组合物和使用该聚丙烯树脂组合物的车辆的外部材料，更具体地说，涉及一种具有改善的耐热性和成型收缩率的聚丙烯树脂组合物和使用该聚丙烯树脂组合物的车辆外部材料，其中聚丙烯树脂组合物包含40-55重量份的乙烯 - 丙烯 - 丁烯共聚物与乙烯 - 丙烯共聚物混合的基础树脂; 20-25重量份的玻璃纤维; 10-20重量份乙烯 - 丁烯弹性体; 和1-5重量份的表面活性剂，并且具有低比重和优异的物理性能如高强度，耐冲击性等，从而具有优异的耐断裂性和显着减少由于载荷引起的变形。

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