发明名称 |
Cushioning rubber composition and pneumatic tire employing the same |
摘要 |
A cushioning rubber composition contains 5 to 20 parts by mass of first carbon black having an iodine adsorption number of 50 to 70 mg/g and a dibutyl phthalate oil absorption of 130 to 150 ml/100 g and 15 to 30 parts by mass of second carbon black having an iodine adsorption number of 110 to 130 mg/g and a dibutyl phthalate oil absorption of 105 to 120 ml/100 g as well as sulfur and a vulcanization accelerator with respect to 100 parts by mass of a rubber component, while the mass ratio of sulfur to the vulcanization accelerator is 1.0 to 2.3.
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申请公布号 |
US8397775(B2) |
申请公布日期 |
2013.03.19 |
申请号 |
US20090637441 |
申请日期 |
2009.12.14 |
申请人 |
ISHIDA HIROKAZU;SUMITOMO RUBBER INDUSTRIES, LTD. |
发明人 |
ISHIDA HIROKAZU |
分类号 |
B60C5/00 |
主分类号 |
B60C5/00 |
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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