Invention Grant
US08459319B2 Tire with rubber tread containing combination of resin blend and functionalized elastomer 有权
轮胎与橡胶胎面含有树脂混合物和官能化弹性体的组合

Tire with rubber tread containing combination of resin blend and functionalized elastomer
Abstract:
This invention relates to a pneumatic tire with an outer, running surface containing, circumferential tread comprised of a styrene/butadiene (SBR) rich rubber composition containing two SBR's with spaced apart glass transition temperatures (Tg's), one of which is a functionalized SBR with a functional group reactive with hydroxyl groups on a precipitated silica, together with a combination of at least three resins with spaced apart softening points. The filler reinforcement is a combination of precipitated silica and specialized rubber reinforcing carbon black.
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