PROBLEM TO BE SOLVED: To provide a pneumatic tire and a cross-linking rubber composition excellent in abrasion resistance.SOLUTION: This invention relates to a cross-linking rubber composition in which volume of a void part is 7.3% or less when elongated by applied stress of 3.0 MPa, and the filler dispersibility index ΔGrepresented by the following formula (I) is 3.0 or less. The void part has a density 0-0.1 times that of the cross-linking rubber composition before elongated. ΔG=(G(4%)-G(256%))/G(256%) (I), where, G(n%) is a shear elastic modulus when n% distortion is applied.SELECTED DRAWING: Figure 2

    【課題】耐摩耗性に優れた空気入りタイヤおよび架橋ゴム組成物を提供すること。【解決手段】3.0MPaの印加応力による伸長時の空隙部の体積が7.3%以下であり、下記式(I)で示されるフィラー分散性の指標ΔG*が3.0以下である架橋ゴム組成物であって、前記空隙部が、密度が伸長前の架橋ゴム組成物の0〜0.1倍となった領域である架橋ゴム組成物。ΔG*=(G*(4%)−G*(256%))/G*(256%) (I)式(I)中、G*(n%)はn%歪印加時のせん断弾性率を表す。【選択図】図2


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    Titel :

    PNEUMATIC TIRE AND CROSS-LINKING RUBBER COMPOSITION


    Weitere Titelangaben:

    空気入りタイヤおよび架橋ゴム組成物


    Beteiligte:
    MASHITA RYO (Autor:in) / KISHIMOTO HIROMICHI (Autor:in) / KITAGO RYOTA (Autor:in)

    Erscheinungsdatum :

    22.02.2018


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

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



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