PROBLEM TO BE SOLVED: To provide a rubber composition that has fuel economy, wear resistance and wet grip performance improved in a balanced manner, while securing excellent workability, and a pneumatic tire having a tread made with the rubber composition.SOLUTION: A rubber composition contains a rubber component containing a copolymer having a constitutional unit based on a conjugated diene monomer and a constitutional unit based on a compound represented by the formula (1), carbon black and/or silica (in the formula (1), Ris a C1-C30 hydrocarbon group).SELECTED DRAWING: None
【課題】良好な加工性を得ながら、低燃費性、耐摩耗性及びウェットグリップ性能をバランス良く改善したゴム組成物及び該ゴム組成物を用いて作製したトレッドを有する空気入りタイヤを提供する。【解決手段】共役ジエン系単量体に基づく構成単位及び下記式(1)で表される化合物に基づく構成単位を有する共重合体を含むゴム成分と、カーボンブラック及び/又はシリカとを含有するゴム組成物。[化1](式(1)中、R11は、炭素数1〜30の炭化水素基を表す。)【選択図】なし
RUBBER COMPOSITION AND PNEUMATIC TIRE HAVING TREAD MADE WITH RUBBER COMPOSITION
ゴム組成物及び該ゴム組成物を用いて作製したトレッドを有する空気入りタイヤ
2017-12-21
Patent
Electronic Resource
Japanese
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |
RUBBER COMPOSITION AND PNEUMATIC TIRE HAVING TREAD MADE USING RUBBER COMPOSITION
European Patent Office | 2016
|RUBBER COMPOSITION AND PNEUMATIC TIRE HAVING TREAD MADE WITH THE RUBBER COMPOSITION
European Patent Office | 2017
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