Patent ID: 6800669
Filing Date: 2004-10-05
Classification: C08F,C08J

Abstract:
A foam comprising a propylene copolymer material comprising at least 50 weight percent of units derived from propylene, based on the total propylene copolymer material, and units derived from ethylenically unsaturated comonomers and having a melt flow rate in the range of from 0.5 to 8 g/10 min, a melt strength of at least 5 cN, and a melt drawability of at least 20 mm/s, the foam having a density of 50 kg/m3 or less, exhibiting an Asker-C hardness of 35 or less, and exhibiting a Compressive Strength of 103 kPa or less as determined in accordance with ASTM 3575 for twenty five percent compression.