Provided is a highly durable heavy duty tire. Included is a heavy duty tire (1) which includes a bead apex rubber including an inner apex portion (8A) and an outer apex portion (8B), and in which at least one selected from the group consisting of the inner apex portion and the outer apex portion contains an isoprene-based rubber, carbon black, and a modified rubber material functionalized with a thiuram sulfide compound, and the heavy duty tire satisfies the following relationships (1) and (2) : (1) Ei* > Eo* and (2) Ei*/Eo* ≤ 7.0, wherein Ei* and Eo* represent the complex moduli of the inner apex portion and the outer apex portion, respectively, measured under conditions including a temperature of 70°C, an initial strain of 5%, a dynamic strain of 1%, a frequency of 10 Hz, and an extension mode.


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    Titel :

    HEAVY DUTY TIRE


    Weitere Titelangaben:

    SCHWERLASTREIFEN
    PNEU POIDS LOURD


    Beteiligte:
    HIMEDA SHINGO (Autor:in)

    Erscheinungsdatum :

    2024-04-03


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    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 / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen



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