Polypropylene-base resin composition

Details Polypropylene-base resin composition Polypropylene-base resin composition

C - Chemistry, Metallurgy

08

L

400/3079

C08L 53/00 (2006.01) C08K 3/00 (2006.01)

Patent

CA 1198242

-1- SPECIFICATION Title of the Invention POLYPROPYLENE-BASE RESIN COMPOSITION Abstract of the Disclosure A polypropylene-base resin composition which comprises: (a) 80-60 wt.% of a crystalline ethylene- propylene 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 µm or smaller. The composition has excellent paintability and high stiffness, impact resistance and molding fluidity.

429496

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