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 and a resin. The diene rubber contains a natural rubber and a styrene-butadiene rubber. The proportion of the natural rubber in the diene rubber is 30 mass% or more and 70 mass% or less. The proportion of the styrene-butadiene rubber in the diene rubber is 30 mass% or more and 70 mass% or less. The content of the resin is 40 pts.mass or more based on 100 pts.mass of the diene rubber.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】ジエン系ゴムと、樹脂とを含有し、前記ジエン系ゴムは、天然ゴム及びスチレン−ブタジエンゴムを含み、前記ジエン系ゴムにおける天然ゴムの割合が、30質量%以上70質量%以下であり、前記ジエン系ゴムにおけるスチレン−ブタジエンゴムの割合が、30質量%以上70質量%以下であり、前記樹脂の含有量が、ジエン系ゴム100質量部に対して40質量部以上である、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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    Titel :

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


    Weitere Titelangaben:

    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


    Beteiligte:
    DOHATA YUKI (Autor:in)

    Erscheinungsdatum :

    2021-06-17


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    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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