POLYPROPYLENE-BASED RESIN COMPOSITION AND MOLDED PRODUCT THEREOF

摘要

PROBLEM TO BE SOLVED: To provide a polypropylene-based resin composition giving molded products excellent in heat resistance and having good feeling and separation, and excellent in calendering workability, and to provide the molded products. SOLUTION: The polypropylene-based resin composition comprises following ingredients (A) to (D). (A) Polypropylene based soft resin having≤35 ISO D hardness and comprising 25-55 mass% xylene insoluble matter at room temperature and 75-45 mass% xylene soluble matter at at room temperature: 70-96 mass%. (B) Homopolypropylene having 1-30 g/10 min mass flow rate measured in accordance with JIS K7210 at 230°C, 2.16 kg load and≥90% tacticity (mesopentad fraction): 2-10 mass%. (C) Propylene-ethylene random copolymer of 1-10 mass% ethylene content: 2-20 mass%. (D) Tabular inorganic filler: 0-15 mass%. COPYRIGHT: (C)2006,JPO&NCIPI