POLYPROPYLENE RESIN COMPOSITION AND FILM FOR PACKAGING

摘要

PURPOSE:To provide a chlorine-free wrapping film having excellent heat- resistance, transparency and tackiness and mainly used for food packaging. CONSTITUTION:A polypropylerie resin composition composed of (A) 99-60 pts.wt. of a polypropylene resin, (B) 1-40 pts.wt. of a styreneethylene-butylene-styrene (SEBS) block copolymer, (C) 0.1-20 pts.wt. (based on 100 pts.wt. of A+B) of a polybutene and (D) 0-5 pts.wt. of a tackifying assistant. A wrapping film made of the composition. A wrapping film having excellent oxygen gas barrierness and consisting of a core layer composed of an aromatic polyamide resin or a saponified ethylene-vinyl acetate copolymer and both outer surface layers composed of the above polypropylene resin composition.