The invention provides a heavy-duty tire rubber composition excellent in wet grip performance and steering stability, and a tire tread, a bead filler, a tire belt and a heavy-duty tire which each partially include the composition. The heavy-duty tire rubber composition includes 100 parts by mass of a solid rubber (A), 0.1 to 50 parts by mass of a modified liquid diene rubber (B) having a functional group derived from a silane compound represented by the formula (1), and 20 to 200 parts by mass of a filler (C), the modified liquid diene rubber (B) satisfying the following (i) and (ii) : (i) the weight average molecular weight (Mw) is not less than 1,000 and not more than 120,000, and (ii) the vinyl content is not less than 30 mol% and less than 70 mol%.


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    Titel :

    RUBBER COMPOSITION FOR HEAVY-DUTY TIRE, AND TIRE


    Weitere Titelangaben:

    KAUTSCHUKZUSAMMENSETZUNG FÜR HOCHLEISTUNGSREIFEN UND REIFEN
    COMPOSITION DE CAOUTCHOUC DESTINÉE À UN PNEUMATIQUE POUR CHARGEMENT LOURD, ET PNEUMATIQUE


    Beteiligte:
    KODA DAISUKE (Autor:in) / KANBARA HIROSHI (Autor:in)

    Erscheinungsdatum :

    16.03.2022


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    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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