Thermoplastic elastomer composition

C - Chemistry – Metallurgy – 08 – L

Patent

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400/3062, 400/49

C08L 23/10 (2006.01) C08L 23/08 (2006.01) C08L 23/16 (2006.01)

Patent

CA 1271865

ABSTRACT THERMOPLASTIC ELASTOMER COMPOSITION There is provided a thermoplastic elastomer composition having excellent surface processabilities such as adhesion, paintability and printability together with impact resistance. This composition comprises (A) 20 - 80 % by weight of a polypropylene resin, (B) 5 - 38 % by weight of an ethylene copolymer having 82 - 98.7 mol% of an ethylene unit, 1 - 15 mol% of an ester unit selected from alkyl acrylate and methacrylate having an alkyl group of 1 - 8 carbon atoms and 0.3 - 3 mol% of an unsaturated dicarboxylic acid anhydride unit and (C) 5 - 70 % by weight of ethylene-propylene and/or ethylene-propylene-non- conjugated diene copolymer rubber which contain 50 - 85 mol% of an ethylene unit and have a Mooney viscosity at 100 °C of 20 - 100 and an iodine value of 20 or less.

536336

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