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Heavy and pts. 发明授权

2023-12-14 2120 105K 0

专利信息

申请日期 2025-06-30 申请号 JP2011180664
公开(公告)号 JP5731320B2 公开(公告)日 2015-06-10
公开国别 JP 申请人省市代码 全国
申请人 Sumitomo Rubber Industries Ltd183233
简介 PROBLEM TO BE SOLVED : To provide a rubber composition for a base tread, capable of highly satisfying both of low fuel consumption and heat deterioration resistance, and to provide a heavy-duty tire having a base tread produced using the same.SOLUTION : The rubber composition for a base tread includes a modified natural rubber having a phosphorus content of ≤200 ppm and a compound represented by formula (1), wherein A represents a 2-10C alkylene group, and Rand Rare the same or different and represent a nitrogen atom-containing monovalent organic group.


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