| 摘要 |
PROBLEM TO BE SOLVED: To provide a tread rubber suppressing the increase of rolling resistance, improving the braking performance of a tire and having excellent durability and long life. SOLUTION: The tread rubber is composed of a rubber containing carbon nano-fibers having an average diameter of 0.7-500 nm and an average length of 0.01-1,000μm. COPYRIGHT: (C)2004,JPO&NCIPI
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