POLYPROPYLENE RESIN COMPOSITION

摘要

PURPOSE: To obtain a polypropylene resin compsn improved in clarity and mapping properties and excellent in processability without causing such a problem as roll staining in extrusion or mold staining in injection molding. CONSTITUTION: This resin compsn. comprises crystalline polypropylene contg. 0.1-20 wt.ppm, pref. 0.2-15wt.ppm, cycloolefin polymer (e.g. polycyclopentene or polycyclobutene).