Polypropylene resin composition

Details Polypropylene resin composition Polypropylene resin composition

1994-10-24

1997-04-29

Zemel, Irina S.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

528 88, 528240, C08L 2314, C08L 5300

Patent

active

056249918

ABSTRACT:
A polypropylene resin composition, which exhibits an excellent coating adherence, high rigidity, high impact strength at low temperatures, prominent heat resistance and excellent appearance of moldings even without effecting a treatment with trichloroethane as a pretreatment step before coating, comprises 30 to 92% by weight crystalline ethylene propylene block copolymer (A), 5 to 30% by weight ethylene-.alpha. olefin copolymer rubber (B), 3 to 20% by weight ethylene-butene-1 copolymer (C) having the following characteristics:

REFERENCES:
patent: 5308908 (1994-05-01), Fukui
patent: 5374677 (1994-12-01), Nishio

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