Samsung Total RF450 SAMSUNG TOTAL PETROCHEMICALS Co., Ltd. PP, Unspecified is a random polypropylene that may be used in the skin layer of corona treated CPP / OPP film. RF450 has superior transparency 
 

 聚丙烯俗称百折胶，密度小，强度，刚度，硬度，耐热性均优于低压聚乙烯。用于汽车，电气，机械，医疗等。