자동차 카울탑커버용 폴리프로필렌 수지 조성물
    32.
    发明公开
    자동차 카울탑커버용 폴리프로필렌 수지 조성물 有权
    聚丙烯树脂组合物用于汽车顶盖

    公开(公告)号:KR1020110054750A

    公开(公告)日:2011-05-25

    申请号:KR1020090111513

    申请日:2009-11-18

    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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