Rubber vulcanisates with a relatively low hardness, a...

C - Chemistry – Metallurgy – 08 – L

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400/1106, 400/42

C08L 7/00 (2006.01) C08L 9/00 (2006.01) C08L 21/00 (2006.01) C08L 61/06 (2006.01) C08L 61/28 (2006.01)

Patent

CA 1221483

Abstract of the disclosure: Rubber vulcanisates based on mixtures which contain at least 55 % of active fillers and at least 10 % of plasti- cising oils, having Shore A hardnesses of below 65° in which the active filler contains inorganic active fillers and 10 to 60 % of phenolic resin systems consisting of novolaks and hardeners therefor, all these percentages being based on the weight of the rubber, the weight ratio of active inorganic fillers to the phenolic resin systems being from (9:1) to (1:9); the invention further relates to a process for producing such vulcanisates and rubber articles and tyres produced from said vulcanisates.

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