Provided are a cap tread and a passenger car tire which provide improved overall performance in terms of fuel economy and tensile strength at break while having good dimensional stability. Included is a cap tread of a passenger car tire, including a rubber composition A phase and a rubber composition B phase which are independent of and share a boundary with each other, the rubber composition A phase containing, per 100 parts by mass of the rubber components therein, 100 parts by mass or more of silica and 10 parts by mass or less of carbon black, the rubber composition B phase containing, per 100 parts by mass of the rubber components therein, 10 parts by mass or more of carbon black and 13 to 20 parts by mass of silica, the rubber composition B phase being divided by the rubber composition A phase to be independently present in the rubber composition A phase


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    Title :

    CAP TREAD AND PASSENGER CAR TIRE


    Additional title:

    KAPPENLAUFFLÄCHE UND PKW-REIFEN
    BANDE DE ROULEMENT ET PNEU DE VÉHICULE DE TOURISME


    Contributors:
    HIRAO SHOGO (author) / KITAGO RYOTA (author) / YOKOYAMA YUKA (author) / SATO DAISUKE (author) / ISHINO SOH (author)

    Publication date :

    2023-03-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    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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