| 摘要 |
PROBLEM TO BE SOLVED: To provide a tire that shows low heat generation and is excellent in wet performance, wear resistance and resistance to crack development.SOLUTION: The tire has a tread made using a rubber composition comprising: 100 pts.mass rubber component containing ≥10 mass% conjugated diene polymer containing ≥75% cis-1,4-bonds; and 10-150 pts.mass hydrous silicic acid wherein the cetyltrimethylammonium bromide adsorption surface area (CTAB) (m/g) and the modal diameter A(nm) of primary aggregates determined by the acoustic particle size distribution analysis satisfy relationship (I): A≥-0.76×(CTAB)+274. |
