发明名称 RUBBER COMPOSITION AND PNEUMATIC TIRE
摘要 The present invention provides a rubber composition that can enhance the fuel economy, wet-grip performance, and abrasion resistance in a balanced manner, and a pneumatic tire using this rubber composition. The present invention relates to a rubber composition that contains a rubber component, silica, and a liquid resin having a softening point of -20 to 20°C, wherein the rubber component contains, based on 100% by mass of the rubber component, not less than 5% by mass of a conjugated diene polymer containing a constituent unit based on a conjugated diene and a constituent unit represented by formula (I) below, at least one terminal of the polymer being modified with a specific compound; and an amount of the silica is 5 to 150 parts by mass per 100 parts by mass of the rubber component.
申请公布号 EP2674457(A4) 申请公布日期 2014.12.10
申请号 EP20120773508 申请日期 2012.04.20
申请人 SUMITOMO RUBBER INDUSTRIES, LTD. 发明人 TSUMORI ISAMU;UESAKA KENICHI;OMURA NAOYA;KUNISAWA TETSUYA;TANAKA TATSUHIRO;NISHIOKA KAZUYUKI
分类号 C08L15/00;B60C1/00;C08C19/44;C08F8/00;C08K3/36;C08L7/00;C08L9/00;C08L101/12 主分类号 C08L15/00
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