Patent ID: 6720376
Filing Date: 2004-04-13
Classification: C08K,C08L

Abstract:
A thermoplastic elastomer composition which comprises 10 to 60 parts by weight of a polyolefin (A), 30 to 87 parts by weight of a crosslinked rubber (B), 3 to 50 parts by weight of a softening agent (C) wherein the total amount of (A), (B) and (C) is 100 parts by weight and 0.02 to 0.3 part by weight of a phenolic heat stabilizer (D) and which retains an elongation value at break by 80% or more, after aging for 500 hours in an air oven to 130Â° C., of the value before the aging, wherein the polyolefin (A) is selected from the group consisting of isotactic polyolefins and syndiotactic polyolefins.