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公开(公告)号:KR101470127B1
公开(公告)日:2014-12-05
申请号:KR1020130021295
申请日:2013-02-27
Applicant: 현대자동차주식회사 , 롯데케미칼 주식회사
Abstract: 본발명에의한폴리올레핀수지조성물은 &bgr;-결정구조가포함되어있기때문에고강성및 충격강도특성이매우우수하다. 그로인하여, 경량화, 고강성및 내충격특성을자동차내외장재로서널리이용될수 있는것을특징으로한다.
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公开(公告)号:KR1020110054750A
公开(公告)日:2011-05-25
申请号:KR1020090111513
申请日:2009-11-18
Applicant: 현대자동차주식회사
CPC classification number: C08L23/10 , C08K3/105 , C08L23/0815 , C08L23/16 , C08L53/00 , C08L2205/02 , C08L2205/03 , C08L2666/02
Abstract: PURPOSE: A polypropylene resin composition for a cowl top cover of an automobile is provided to ensure excellent moldability, rigidity, weather resistance, and fluidity, and to enable use for a cowl top cover of an automobile due to excellent dimensional stability. CONSTITUTION: A polypropylene resin composition comprises (a) 30~70 weight% of an ethylene-propylene block copolymer in which the content of a copolymerized ethylene monomer is 3~20 weight%, (b) 5~20 weight% of an ethylene-propylene block copolymer in which the content of a copolymerized ethylene monomer is 30~50 weight%, (c) 5~15 weight% of an ethylene-α-olefin copolymer rubber, (d) 1~7 weight% of magnesium compounds, and (e) 15~30 weight% of inorganic filler.
Abstract translation: 目的:提供一种用于汽车前罩的聚丙烯树脂组合物,以确保优异的成型性,刚性,耐候性和流动性,并且由于尺寸稳定性优异,能够用于汽车的前罩顶盖。 构成:聚丙烯树脂组合物包含(a)30〜70重量%的乙烯 - 丙烯嵌段共聚物,其中共聚乙烯单体的含量为3〜20重量%,(b)5〜20重量%的乙烯 - 丙烯嵌段共聚物,其中共聚乙烯单体的含量为30〜50重量%,(c)5〜15重量%的乙烯-α-烯烃共聚橡胶,(d)1〜7重量%的镁化合物,以及 (e)15〜30重量%的无机填料。
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