The present invention provides a rubber composition for studless winter tires that provides a balanced improvement of performance on ice and wet grip performance, regardless of temperature, and a studless winter tire including the rubber composition. The present invention relates to a tread rubber composition for studless winter tires, containing: a rubber component including an isoprene-based rubber, a polybutadiene rubber, and a styrene butadiene rubber; a water-soluble fine particle; and a liquid plasticizer, the styrene butadiene rubber being present in an amount of 1 to 10% by mass based on 100% by mass of the rubber component, the liquid plasticizer being present in an amount of more than 30 parts by mass per 100 parts by mass of the rubber component.


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    Titel :

    TREAD RUBBER COMPOSITION FOR STUDLESS WINTER TIRES


    Weitere Titelangaben:

    LAUFFLÄCHENKAUTSCHUKZUSAMMENSETZUNG FÜR SPIKELOSE WINTERREIFEN
    COMPOSITION DE CAOUTCHOUC DE BANDE DE ROULEMENT POUR PNEUS D'HIVER NON CLOUTÉS


    Beteiligte:
    YOSHIOKA MIKAKO (Autor:in) / SAWAKI HARUKO (Autor:in) / YOKOYAMA YUKA (Autor:in)

    Erscheinungsdatum :

    2021-05-12


    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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