To provide a rubber composition usable for a layered member of a tire, which can achieve both good hardness and elongation.SOLUTION: The rubber composition for tire fiber coating contains a diene rubber containing a natural rubber and has, at an ambient temperature of 25°C, a dynamic storage modulus (1%E') at 1% strain of 250 MPa or more and 450 MPa or less and a breaking strain (Eb) in tension measured according to ASTM D3182 of 10% or more and 100% or less.SELECTED DRAWING: Figure 1

    【課題】良好な硬度と伸びとを両立することが可能な、タイヤの層状部材に用いることができるゴム組成物を提供する。【解決手段】天然ゴムを含むジエン系ゴムを含有し、周囲温度25℃において、歪1%での動的貯蔵弾性率(1%E’)が250MPa以上450MPa以下であり、且つ、ASTM D3182に準拠して測定される引張時の破断歪(Eb)が10%以上100%以下である、ことを特徴とする、タイヤの繊維被覆用ゴム組成物。【選択図】図1


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    Title :

    RUBBER COMPOSITION FOR TIRE FIBER COATING, FIBER CORD-RUBBER COMPOSITE FOR TIRE, AND TIRE


    Additional title:

    タイヤの繊維被覆用ゴム組成物、タイヤ用繊維コード−ゴム複合体、及びタイヤ


    Contributors:
    DOHATA YUKI (author)

    Publication date :

    2021-06-17


    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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