Patent ID: 6503985
Filing Date: 2003-01-07
Classification: C08L

Abstract:
A thermoplastic vulcanizate comprising a vulcanized rubber within a mixture that includes from about 15 to about 90 percent by weight of the rubber and from about 10 to about 85 percent by weight of a long-chain branched thermoplastic resin, where said long-chain branched thermoplastic resin is (i) an &agr;-olefin polymer, (ii) a copolymer of an &agr;-olefin and an &agr;-&ohgr;-olefin diene, or (iii) a mixture thereof, where the long-chain branched thermoplastic resin is characterized by a vis from about 0.2 to about 0.95, and a melt flow rate from about 0.3 to about 30 dg/min.