To provide a tire rubber composition which can achieve both of (initial) wet skid performance and steering stability (particularly, steering stability in long-time driving), and a pneumatic tire prepared therewith.SOLUTION: This invention relates to a tire rubber composition that contains aluminum hydroxide and silica, the silica having a CTAB specific surface of 180 m2/g or more and a BET specific surface of 185 m2/g or more.SELECTED DRAWING: None

    【課題】ウェットスキッド性能(初期)及び操縦安定性(特に、長時間走行した場合の操縦安定性)を両立できるタイヤ用ゴム組成物、及びこれを用いた空気入りタイヤを提供する。【解決手段】水酸化アルミニウム及びシリカを含み、前記シリカは、CTAB比表面積が180m2/g以上、BET比表面積が185m2/g以上であるタイヤ用ゴム組成物に関する。【選択図】なし


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    Title :

    TIRE RUBBER COMPOSITION AND PNEUMATIC TIRE


    Additional title:

    タイヤ用ゴム組成物及び空気入りタイヤ


    Contributors:

    Publication date :

    2021-07-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / 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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