| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a tire rubber composition which, while having excellent processability, can improve fuel economy, wet grip performance, wear resistance and driving stability in a balanced manner, and a pneumatic tire with the rubber composition used as a tread.SOLUTION: A tire rubber composition comprises: rubber components; silica; a silane coupling agent comprising a mercapto group which comprises a polysilyl bond unit (A) with a thiocarbonyl group and a polysilyl bond unit (B) with thiol, wherein the content of the bond unit (B) is 1-70 mol%; and saccharides.</p> |
