Polypropylene-based, talc-containing injection molding composition with very high extension at break is used e.g. in vehicle parts or housings for electrical equipment

摘要

A composition comprises (by weight): (A) a resin composition (100 parts); and (B) talc (0.3-2 parts). Composition (A) comprises either: (1) (i) a propylene/ethylene block copolymer (75-95%) and (ii) an ethylene/4-20C alpha-olefin copolymer rubber (5-25%); or (2) (i) (55-94%), a propylene homopolymer (1-20%) and (ii) (5-25%).