To provide an elastomer composition which improves overall performance of fuel economy, wear resistance on a wet road surface, and wet grip performance, and a tire using the same.SOLUTION: The elastomer composition contains an elastomer component, silica, carbon black, and a functionalized resin having a functional group containing at least one element selected from the group consisting of oxygen, silicon and nitrogen. A polymer content (PC), a carbon black content (BC), an acetone extractable content (AE), and an ash content (Ash) satisfy the following inequalities (i) and (ii): (i) when Ash+BC>PC, Ash+BC-PC≤AE; and (ii) when Ash+BC≤PC, AE+Ash≤PC and BC≤AE.SELECTED DRAWING: None

    【課題】低燃費性、ウェット路面上での耐摩耗性及びウェットグリップ性能の総合性能を向上するエラストマー組成物、及びこれを用いたタイヤを提供する。【解決手段】エラストマー成分と、シリカと、カーボンブラックと、酸素、珪素及び窒素からなる群より選択される少なくとも1種の元素を含む官能基を有する官能化樹脂とを含み、ポリマー量(PC)、カーボンブラック量(BC)、アセトン抽出分量(AE)、灰分量(Ash)が、下記式(i)、(ii)を満たすエラストマー組成物。(i)Ash+BC>PCの場合は、Ash+BC-PC≦AE(ii)Ash+BC≦PCの場合は、AE+Ash≦PC、かつBC≦AE【選択図】なし


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    Title :

    ELASTOMER COMPOSITION AND TIRE


    Additional title:

    エラストマー組成物及びタイヤ


    Contributors:
    KASAI YUKI (author)

    Publication date :

    2022-09-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS



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