Polypropylene resin composition and injection molded article

摘要

A polypropylene resin composition which comprises 100 parts by weight of a propylene homopolymer, 0.01 to 1.0 part by weight of phosphoric acid ester type nucleating agent (a) and 1.5 to 5 parts by weight of talc (b), wherein the composition satisfies the following condition (1): (1) the injection molded article of the polypropylene resin composition has degrees of orientation A and orientation B measured by wide angle X-ray diffraction of not less than 35 and not less than 300, respectively.