发明名称 |
MODIFIED NATURAL RUBBER, METHOD FOR PRODUCING SAME, RUBBER COMPOSITION, AND PNEUMATIC TIRE |
摘要 |
<p>The present invention provides a modified natural rubber having a reduced tan ´, a method for producing the modified natural rubber, a rubber composition produced using the modified natural rubber, and a pneumatic tire produced using the rubber composition. The present invention also provides a modified natural rubber having a reduced tan ´, a method for producing the modified natural rubber, a rubber composition produced using the modified natural rubber and achieving good fuel economy and abrasion resistance at the same time, and a pneumatic tire produced using the rubber composition. The present invention relates to a modified natural rubber having a phosphorus content of 200 ppm or less and a total content of sodium and potassium of 350 ppm or less. The invention also relates to a modified natural rubber having a phosphorus content of 200 ppm or less and a nitrogen content of 0.2% by mass or less.</p> |
申请公布号 |
EP2581390(A1) |
申请公布日期 |
2013.04.17 |
申请号 |
EP20110792518 |
申请日期 |
2011.06.09 |
申请人 |
SUMITOMO RUBBER INDUSTRIES, LTD. |
发明人 |
ICHIKAWA NAOYA;SAKAKI TOSHIAKI;TARACHIWIN LUCKSANAPORN;KANYAWARARAK KAMALIN |
分类号 |
C08C1/04;B60C1/00;C08K3/06;C08K5/14;C08K5/40;C08L7/00;C08L15/00 |
主分类号 |
C08C1/04 |
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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