Silica reinforced rubber composition and tire with tread...

C - Chemistry – Metallurgy – 08 – L

Patent

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Details

C08L 9/00 (2006.01) B60C 1/00 (2006.01) C08K 3/04 (2006.01) C08K 3/36 (2006.01) C08K 5/372 (2006.01) C08K 5/548 (2006.01) C08K 9/04 (2006.01)

Patent

CA 2180887

The present invention relates to a rubber composition containing silica reinforcement and to pneumatic tires having treads comprised of such rubber composition. A rubber composition comprises at least one elastomer, silica, carbon black and a silica coupler comprised of 3,3'-tetrathiodipropanol polysulfide mixture.

Composition de caoutchouc contenant un renfort de silice, ainsi que des pneus dont les bandes de roulement sont fabriquées à partir de cette composition. Composition de caoutchouc comprenant au moins un élastomère, de la silice, du noir de carbone et un agent de couplage de la silice composé d'un mélange de 3,3'-tétrathiodipropanol polysulfure.

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