Provided is a rubber composition for tires that can achieve both tire gripping performance and production operability at a high level. A rubber composition for tires comprises: a rubber component; and a softener, wherein the rubber component contains at least one selected from styrene-butadiene rubber and butadiene rubber, the softener contains a hydrogenated resin having a softening point of more than 110° C. and a polystyrene-equivalent weight-average molecular weight of 200 g/mol to 1600 g/mol, and a terpene-based resin, and the hydrogenated resin and the terpene-based resin satisfy the formula: a mass ratio of the hydrogenated resin/the terpene-based resin≥1.4/1.


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    Title :

    RUBBER COMPOSITION FOR TIRES, TREAD RUBBER, AND TIRE


    Contributors:
    AOKI KOHEI (author)

    Publication date :

    2024-07-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

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



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