The present invention provides a studless tire improved in all of on-ice performance, wet performance, low rolling resistance, and wear resistance, by a rubber composition obtained by compounding 100 parts by mass of diene-based rubbers comprising 30 parts by mass or more of natural rubber and/or a synthetic isoprene rubber and 50 parts by mass or more of a butadiene rubber and/or a styrene/butadiene copolymer rubber with 40 parts by mass or more of silica, 0.7-5 parts by mass of a specific tetrazine compound, and 0.5-20 parts by mass of heat-expandable microcapsules.

    本发明为了提供冰上性能、湿路性能、滚动阻力性能和耐磨损性能同时提高了的无钉轮胎,在无钉轮胎用橡胶组合物中,相对于包含天然橡胶和/或合成异戊二烯橡胶30质量份以上、且包含丁二烯橡胶和/或苯乙烯‑丁二烯共聚物橡胶50质量份以上的二烯系橡胶100质量份,混配了二氧化硅40质量份以上、特定的四嗪化合物0.7~5质量份、和热膨胀性微胶囊0.5~20质量份。


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    Titel :

    RUBBER COMPOSITION FOR STUDLESS TIRE AND STUDLESS TIRE OBTAINED USING SAME


    Weitere Titelangaben:

    无钉轮胎用橡胶组合物和使用了其的无钉轮胎


    Beteiligte:
    SATO MASAKI (Autor:in) / TAKAHASHI KENICHIRO (Autor:in)

    Erscheinungsdatum :

    2021-12-17


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    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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