| 摘要 |
PROBLEM TO BE SOLVED: To provide a truck and bus tire comprising a cap tread comprising a rubber composition which can obtain fuel economy, fracture strength and workability in a balanced manner. ! SOLUTION: A truck and bus tire comprises a cap tread comprising a rubber composition which comprises a rubber component, silica, and a specific compound, wherein in the rubber component 100 mass%, the content of a specific conjugated diene polymer is 5 mass% or more, and based on the rubber component 100 pts.mass, the content of the silica is 5-150 pts.mass. ! COPYRIGHT: (C)2015,JPO&INPIT |
