Tread rubber composition and pneumatic tire
AssigneeSumitomo Rubber Industries, Ltd.
InventorKenya WATANABE
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Abstract
Provided are a tread rubber composition which provides a balanced improvement in wet grip performance and resistance to low-temperature brittleness, and a pneumatic tire including a tread at least partially containing the rubber composition. The present invention relates to a tread rubber composition containing a styrene-butadiene rubber and having a tan δ peak temperature of −10° C. or higher and a brittleness temperature of −40° C. or lower.
Claims8
A pneumatic tire, comprising a tread at least partially comprising a tread rubber composition, the tread rubber composition comprising a styrene-butadiene rubber and having a tan δ peak temperature of −10° C. or higher and a brittleness temperature of −40° C. or lower.
Dependencies are inferred from the claim text.