Rubber additive of silica and organic coupling agent

Details Rubber additive of silica and organic coupling agent Rubber additive of silica and organic coupling agent

1974-11-29

1976-11-30

Douglas, Winston A.

Compositions: coating or plastic

Materials or ingredients

106288B, 106308N, 260 4216, 260 4237, C08K 154, C08K 334, C09C 128, C08K 904

Patent

active

039947424

ABSTRACT:
Abrasion-resistant vulcanized rubber compositions which are also resistant to heat build-up are provided which are useful as tire treads and subtreads for vehicles, e.g., automobiles. The compounds comprise the vulcanizate of a rubber polymer, a finely-divided reinforcing siliceous pigment, and an organic coupling agent having at least one nitrogen functional group that bonds to the siliceous pigment and at least one sulfur functional group that bonds to the rubber polymer.

REFERENCES:
patent: 2882177 (1959-04-01), Newton et al.
patent: 2892807 (1959-06-01), Sellers et al.
patent: 3399166 (1968-08-01), Burke
patent: 3499865 (1970-03-01), Bosch et al.
patent: 3567680 (1971-03-01), Iannicelli
patent: 3597253 (1971-08-01), Beschke et al.
patent: 3638702 (1972-02-01), Endter
patent: 3656981 (1972-04-01), Beschke et al.
patent: 3664403 (1972-05-01), Doran et al.
patent: 3768537 (1973-10-01), Hess et al.
patent: 3821133 (1974-01-01), Doran, Jr. et al.

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