To improve the dispersibility of an inorganic filler in order to enhance the air permeation prevention performance of a tire inner liner, which is called for in the industry.SOLUTION: A tire rubber composition has an inorganic filler 10-100 pts.mass relative to a rubber component 100 pts.mass containing a butyl rubber 50 pts.mass or more, and a titanate coupling agent 0.1-20 mass% relative to the mass of the inorganic filler.SELECTED DRAWING: None

    【課題】タイヤインナーライナーの空気透過防止性能を高めるには、無機充填剤の分散性を向上させることが当業界で求められている。【解決手段】ブチル系ゴム50質量部以上を含むゴム成分100質量部に対し、無機充填剤を10〜100質量部、およびチタネート系カップリング剤を前記無機充填剤に対して0.1〜20質量%含むことを特徴とするタイヤ用ゴム組成物によって、上記課題を解決した。【選択図】なし


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    Title :

    TIRE RUBBER COMPOSITION AND PNEUMATIC TIRE INCLUDING THE SAME


    Additional title:

    タイヤ用ゴム組成物およびそれを用いた空気入りタイヤ


    Contributors:

    Publication date :

    2021-03-11


    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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