| 摘要 |
A tire rubber composition is provided to realize improved wear resistance while maintaining or improving other physical properties, and to obtain a tire capable of driving or supporting a car for a long time. A tire rubber composition comprises: 100 parts by weight of base rubber; 55-62 parts by weight of any one reinforcing filler selected from the group consisting of calcium carbonate and clay; and 2-4 parts by weight of polyalphamethyl styrene having a molecular weight of 1500-2000 as a dispersant. The base rubber includes natural rubber, synthetic rubber or a blend thereof. The tire rubber composition further comprises a vulcanizing agent.
|
