Patent ID: 6365689
Filing Date: 2002-04-02
Classification: C08F,Y10S

Abstract:
A propylene/ethylene random copolymer, wherein:an ethylene content (Ew) is 0.1-10 wt %, a relationship between an isolated ethylene content (E1) and the ethylene content (Ew) is represented by the following equation: E1>0.85-0.01Ew 2,1- and 1,3-propylene units present in the polymer chain are 0-1 mol %, a weight average molecular weight (Mw) is in the range of 40,000-1,000,000, and a ratio (Mw/Mn) of the weight average molecular weight (Mw) to a number average molecular weight (Mn) is in the range of 1.5-3.8.