To provide a phenolic resin for rubber compounding which can give a rubber composition having good processability with an improved scorch time and having a high elastic modulus when compounded in a rubber, a rubber composition containing the phenolic resin for rubber compounding, and a tire comprising the rubber composition.SOLUTION: The phenolic resin to be compounded in a rubber composition is a maleated vegetable oil-modified novolac type phenolic resin having a structure obtained by adding maleic anhydride to an unsaturated fatty acid moiety of a vegetable oil-modified novolac type phenolic resin.SELECTED DRAWING: None

    【課題】ゴムに配合した場合に、スコーチタイムが改善されて良好な加工性を有するとともに、高弾性率を有するゴム組成物を得ることができるゴム配合用フェノール樹脂、このゴム配合用フェノール樹脂を含むゴム組成物、およびこのゴム組成物からなるタイヤを提供すること。【解決手段】ゴム組成物に配合するための、フェノール樹脂であって、当該フェノール樹脂は、植物油変性ノボラック型フェノール樹脂の不飽和脂肪酸部分に無水マレイン酸が付加した構造を有する、マレイン化植物油変性ノボラック型フェノール樹脂である、フェノール樹脂。【選択図】なし


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    Title :

    PHENOLIC RESIN FOR RUBBER COMPOUNDING, RUBBER COMPOSITION, AND TIRE


    Additional title:

    ゴム配合用フェノール樹脂、ゴム組成物、およびタイヤ


    Contributors:
    MIBUKA GEN (author)

    Publication date :

    2024-12-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / B60C VEHICLE TYRES , Fahrzeugreifen / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen



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