Sulfur cured rubber composition containing expoxidized...

Details Sulfur cured rubber composition containing expoxidized... Sulfur cured rubber composition containing expoxidized...

C - Chemistry, Metallurgy

08

L

C08L 15/00 (2006.01) B60C 1/00 (2006.01) C08L 21/00 (2006.01)

Patent

CA 2112620

Abstract of the Disclosure SULFUR CURED RUBBER COMPOSITION CONTAINING EPOXIDIZED NATURAL RUBBER AND SILICA FILLER The present invention relates to a sulfur cured rubber composition particularly suited for use in tire treads and carcass ply compounds. The sulfur cured rubber composition is composed of, based on 100 parts by weight of rubber, from about 5 to 95 parts by weight of epoxidized rubber; from about 5 to 85 parts of a silica filler; from about 0.5 to 8.5 parts by weight of a silica coupling agent; and 95 to 5 parts by weight of a rubber selected from the group consisting of medium vinyl polybutadiene, styrene- butadiene rubber, synthetic cis-1,4-polyisoprene, synthetic 3,4-polyisoprene, natural rubber, cis- polybutadiene, styrene-isoprene rubber, styrene- isoprene-butadiene rubber, acrylonitrile-butadiene rubber and mixtures thereof.

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