Patent ID: 6119743
Filing Date: 2000-09-19
Classification: B60C,C08L,Y02T,Y10S

Abstract:
A tire tread comprising (a) a copolymer of butadiene and a monomer selected from the group consisting of isoprene, styrene and a mixture of said monomers thereof; (b) a polybutadiene rubber blended therein; (c) an additive other than naphthenic and/or paraffinic oil and carbon black; (d) naphthenic oil; and (e) carbon black; wherein said copolymer has a room temperature elasticity of between 5 and 35% at 22.degree. C.; wherein the blend ratio of said copolymer to said polybutadiene is from 40:60 to 50:50; wherein said naphthenic oil contains less than 30% carbon atoms in aromatic structure.