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Pneumatic tire 发明授权

2023-09-28 4960 1058K 0

专利信息

申请日期 2025-07-17 申请号 US15031389
公开(公告)号 US10137733B2 公开(公告)日 2018-11-27
公开国别 US 申请人省市代码 全国
申请人 SUMITOMO RUBBER INDUSTRIES LTD
简介 Provided is a pneumatic tire including a tread formed from a predetermined rubber composition to achieve greatly improved abrasion resistance while maintaining good wet-grip performance and good durability. The present invention relates to a pneumatic tire including a tread formed from a rubber composition, the rubber composition containing predetermined amounts of a specific oil-extended polybutadiene rubber, of an isoprene-based diene rubber and/or a styrene-butadiene rubber, of a specific carbon black, and of stearic acid, the oil-extended polybutadiene rubber being synthesized using a rare earth catalyst, the rubber composition having an amount of process oil of a predetermined value or less.


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