发明名称 |
RUBBER COMPOSITION FOR TIRE AND PNEUMATIC TIRE |
摘要 |
PROBLEM TO BE SOLVED: To provide: a rubber composition for a tire that can improve high mileage, mechanical strength and a filler gel fraction by excellent balance; and a pneumatic tire using the rubber composition.SOLUTION: A rubber composition for a tire includes: 20-80 pts.mass of silica and 2-20 pts.mass of carbon black, based on 100 pts.mass of a rubber component including 40-80 mass% of an epoxidized natural rubber in which an epoxidation rate is 2-8% by mole based on 100% by mole of the rubber component; and 4-12 pts.mass of a silane coupling agent based on 100 pts.mass of the silica. |
申请公布号 |
JP2013234253(A) |
申请公布日期 |
2013.11.21 |
申请号 |
JP20120106891 |
申请日期 |
2012.05.08 |
申请人 |
SUMITOMO RUBBER IND LTD |
发明人 |
KAWASAKI TOMOHITO;MIYAZAKI SUMIKO |
分类号 |
C08L15/00;B60C1/00;C08K3/04;C08K3/36;C08K5/541 |
主分类号 |
C08L15/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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