C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
400/1115, 400/30
C08L 21/00 (2006.01) B60C 1/00 (2006.01) C08L 51/04 (2006.01)
Patent
CA 1336990
Pneumatic tyres having an improved steering response have a tread portion which comprises a blend of a base elastomer and, as a steering response substance, a polymer of an unsaturated compound selected from methacrylic acid, acrylic acid and lower alkyl esters thereof. The steering response substance is preferably a graft copolymer of isoprene and methylmethacrylate. A preferred amount of the steering response substance is in the range from 5 to 60% by weight of the total of the base elastomer and the steering response substance.
604539
Blythe Robert John
Powell Brian David William
Gowling Lafleur Henderson Llp
Sumitomo Rubber Industries Limited
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