Rubber compositions including a functionalized wax
AssigneeBridgestone Corporation
InventorsXiao-Dong Pan, Yaohong Chen, Mindaugas Rackaitis, James D. Ulmer, Nicole Capitos-Davis
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Abstract
Disclosed herein are rubber compositions suitable for use in tire treads comprising (a) at least one conjugated diene polymer or copolymer; (b) at least one filler; (c) a curative package; and (d) at least one of: (i) from 0.2 to 10 phr of at least one halogenated hydrocarbon wax, or (ii) from 0.2 to 10 phr of at least one silicone-containing wax comprising a functionalized polyalkylsiloxane, a functionalized polyalkylsilsesquioxane resin, or combinations thereof. In certain embodiments, the at least one halogenated hydrocarbon wax is a chlorinated hydrocarbon or a fluorinated hydrocarbon wax.
Claims17
A tire comprising a tire tread, the tire tread prepared from a rubber composition comprising:
- (a) at least one conjugated diene-containing polymer or copolymer comprising at least one conjugated diene monomer and optionally at least one vinyl-containing monomer;
- (b) at least one filler in an amount of 30 to 100 phr wherein at least a majority of the filler is carbon black, silica, or a combination thereof;
- (c) a curative package;
- and
- (d) from 0.2 to 10 phr of at least one halogenated hydrocarbon wax.
Dependencies are inferred from the claim text.