Provided is a winter tire having both improved grip performance on ice and abrasion resistance and further having good mechanical strength. The winter tire includes a tread formed from a rubber composition containing: an oil-extended BR having a cis content of 95 mol% or more, a vinyl content of 1 mol% or less, and a Mw of 530, 000 or more; an isoprene-based diene rubber; silica; and carbon black, the oil-extended BR being synthesized using a rare earth catalyst, the composition containing, per 100% by mass of total rubber solids, 8-80% by mass of the BR component contained in the oil-extended BR and 13-80% by mass of isoprene-based diene rubber, the composition containing, per 100 parts by mass of total rubber solids, 15-125 parts by mass of silica and 3-70 parts by mass of carbon black, provided that the combined amount of silica and carbon black is 45-130 parts by mass.


    Access

    Download


    Export, share and cite



    Title :

    WINTER TIRE


    Additional title:

    WINTERREIFEN
    PNEU À NEIGE


    Contributors:

    Publication date :

    2019-09-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS



    WINTER TIRE

    BOLDZONI ROBERTO / KOLOMBO DZHANFRANKO / ABONDIO ALBERTO | European Patent Office | 2018

    Free access

    WINTER TIRE

    ABE KOTARO | European Patent Office | 2015

    Free access

    Winter tire

    TAKENAKA MIKAKO | European Patent Office | 2020

    Free access

    Winter tire

    ABE SHOTARO | European Patent Office | 2018

    Free access

    WINTER TIRE

    SPETSYARI DEGO / BELLO VITO / MONTEZELLO STEFANO | European Patent Office | 2020

    Free access