C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
C08K 5/13 (2006.01) C08K 5/3447 (2006.01) C08K 5/37 (2006.01) C08K 5/47 (2006.01)
Patent
CA 2077110
ZINC-SALTS OF CERTAIN MERCAPTO COMPOUNDS AND HINDERED PHENOLS IN OLEFIN POLYMER BASED THERMOPLASTICS ELASTOMERS FOR IMPROVED HEAT AGING ABSTRACT OF THE DISCLOSURE Disclosed is an olefin polymer-based thermoplastic elastomer comprising a propylene polymer material, an amorphous olefin copolymer rubber, and optionally a semicrystalline, essentially linear ethylene-C34 alpha-olefin copolymer, having incorporated therein zinc salts of certain mercapto compounds and sterically hindered di-tertiary butyl phenol compounds. The compositions exhibit good retention of properties at elevated temperatures.
Fetherstonhaugh & Co.
Montell North America Inc.
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