| 摘要 |
PROBLEM TO BE SOLVED: To provide a rubber composition that meets a request for improved fuel efficiency, prevents embrittlement while maintaining high grip performance, and has excellent wear resistance, and a pneumatic tire having a tread comprising the rubber composition.SOLUTION: A rubber composition comprises, based on 100 pts. mass of a rubber component comprising a modified styrene-butadiene rubber 87-95 mass% and liquid butadiene rubber 5-13 mass%, 50-80 pts. mass of silica. |
