发明名称 PNEUMATIC TIRE
摘要 [Object] A pneumatic tire 2 which is excellent in durability is provided. [Solution] The tire 2 includes adhesive sheet layers 28. Each adhesive sheet layer 28 includes an interposed portion 58 and a protruding portion 60. The interposed portion 58 is interposed between a base layer 32 and a cap layer 34 of a tread 4. The protruding portion 60 is layered over a carcass 12. The adhesive sheet layers 28 are obtained by a rubber composition being crosslinked. The rubber composition contains a tackifier. A width W1 of the interposed portion 58 is preferably greater than or equal to 5 mm, and preferably not greater than 20 mm. A width W2 of the protruding portion 60 is preferably greater than or equal to 10 mm, and preferably not greater than 20 mm. A thickness of each adhesive sheet layer 28 is preferably greater than or equal to 0.5 mm, and preferably not greater than 2.0 mm. A ratio of an adhesive strength of each adhesive sheet layer 28 to an adhesive strength of the cap layer 34 is preferably greater than or equal to 1.30.
申请公布号 EP2818332(A4) 申请公布日期 2015.11.18
申请号 EP20120869148 申请日期 2012.10.25
申请人 SUMITOMO RUBBER INDUSTRIES, LTD. 发明人 OBA , RYO;UTSUMI, DAISUKE;HAYASHI, NORIO
分类号 B60C11/00;B60C13/00 主分类号 B60C11/00
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