Polypropylene-base resin composition
    2.
    发明授权
    Polypropylene-base resin composition 失效
    聚丙烯基树脂组合物

    公开(公告)号:US4480065A

    公开(公告)日:1984-10-30

    申请号:US495255

    申请日:1983-05-17

    CPC分类号: C08K3/0033 C08L53/00

    摘要: A polypropylene-base resin composition which comprises:(a) 80-60 wt. % of a crystalline ethylenepropylene block copolymer having an ethylene content of 11-30 wt. % and specific physical data;(b) 5-35 wt. % of an ethylene-propylene copolymer rubber having a propylene content of 20-50 wt. % and a specific Mooney viscosity;(c) 5-35 wt. % of an ethylene-propylene-a specific diene terpolymer having a propylene content of 20-50 wt. % and a specific Mooney viscosity; and(d) 2-5 wt. %, based on the total weight of the above resin components (a), (b) and (c), of an inorganic filler having a particle size of 3 .mu.m or smaller.The composition has excellent paintability and high stiffness, impact resistance and molding fluidity.

    摘要翻译: 一种聚丙烯基树脂组合物,其包含:(a)80-60重量% %的乙烯含量为11-30重量%的结晶乙烯丙烯嵌段共聚物。 %和具体物理数据; (b)5-35重量% %丙烯含量为20-50wt。%的乙烯 - 丙烯共聚物橡胶。 %和特定门尼粘度; (c)5-35重量% %的乙烯 - 丙烯 - 丙烯含量为20-50重量%的特定二烯三元共聚物。 %和特定门尼粘度; 和(d)2-5重量% %,基于上述树脂成分(a),(b)和(c)的总重量,粒径为3μm以下的无机填料。 该组合物具有优异的可涂色性和高刚度,抗冲击性和成型流动性。