| 摘要 |
PROBLEM TO BE SOLVED: To provide a rubber composition that has excellent wear resistance while maintaining excellent low heat generation, and a pneumatic tire prepared therewith.SOLUTION: A rubber composition comprises a diene rubber (A), and an acid-modified polyolefin derivative (B) obtained by making a reaction to occur between an acid-modified polyolefin (b1) and a compound having an amino group (b2) previously, where a content of the acid-modified polyolefin derivative (B) is 1-40 pts.mass relative to the diene rubber (A) 100 pts.mass.SELECTED DRAWING: None |
