To provide a rubber composition for a studless tire tread which can improve the ratio of sustainable materials while improving on-ice performance of a studless tire.SOLUTION: The rubber composition for a studless tire tread contains a rubber component (A), at least one resin component (B) selected from the group consisting of terpene-based resins and rosin-based resins, and an acrylic resin (C) having a weight average molecular weight (Mw) of 1,000 or more.SELECTED DRAWING: None

    【課題】スタッドレスタイヤの氷上性能を向上させつつ、サステナブル材料の比率を向上させることが可能なスタッドレスタイヤのトレッド用ゴム組成物を提供する。【解決手段】ゴム成分(A)と、テルペン系樹脂及びロジン系樹脂からなる群から選択される少なくとも一種の樹脂成分(B)と、重量平均分子量(Mw)が1,000以上であるアクリル樹脂(C)と、を含むことを特徴とする、スタッドレスタイヤのトレッド用ゴム組成物である。【選択図】なし


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    Title :

    RUBBER COMPOSITION FOR STUDLESS TIRE TREAD, TREAD RUBBER, AND STUDLESS TIRE


    Additional title:

    スタッドレスタイヤのトレッド用ゴム組成物、トレッドゴム、及びスタッドレスタイヤ


    Contributors:

    Publication date :

    2025-03-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

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



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