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US 6,274,655 B1Granted
Rubber compositions containing a silica-formamide complex
AssigneeThe Goodyear Tire & Rubber Company
InventorsLawson Gibson Wideman, Paul Harry Sandstrom, Adel Farhan Halasa
Life of this patent
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Abstract
The present invention relates to rubber compositions containing an elastomer having olefinic unsaturation and a silica-formamide complex.
Claims28
A method of processing a rubber composition which comprises mixing
- (i) 100 parts by weight of at least one elastomer having olefinic unsaturation;
- with
- (ii) 1 to 150 phr of a silica-formamide complex.
A rubber composition comprising an intimate mixture of (i) 100 parts by weight of at least one elastomer containing olefinic unsaturation and (ii) 1 to 150 phr of a silica-formamide complex.
Dependencies are inferred from the claim text.