A rubber composition for use in a tire is disclosed containing, based on parts by weight per 100 parts by weight of the rubber (phr),(A) conjugated diene-based elastomers comprising:(1) 40 to 90 phr of a styrene/butadiene elastomer having a molecular weight profile with an overall weight average molecular weight (Mw) in a range of from 500,000 to 800,000 and with the lower end of the molecular weight profile having a weight average molecular weight (Mw) of up to 150,000 being limited to a maximum of six weight percent of the styrene/butadiene elastomer;(2) 60 to 10 phr of at least one additional conjugated diene-based elastomer;(B) 40 to 200 phr, alternatively 40 to 160 phr, of a filler comprising a combination of carbon black and silica, preferably precipitated silica, together with a coupling agent having a moiety reactive or interactive with hydroxyl or silanol groups on said silica and another different moiety reactive or interactive with at least one of said diene-based elastomers;(C) 5 to 70 phr of a resin; and(D) 9 to 55 phr, alternatively 15 to 55 phr, of a rubber processing oil comprising at least one triglyceride vegetable oil.


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    Title :

    RUBBER COMPOSITION CONTAINING A SPECIALIZED STYRENE/BUTADIENE ELASTOMER, VEGETABLE OIL AND A TRACTION RESIN


    Additional title:

    KAUTSCHUKZUSAMMENSETZUNG, DIE EIN SPEZIALISIERTES STYROL-/BUTADIEN-ELASTOMER, PFLANZENÖL UND EIN ZUGHARZ ENTHÄLT
    COMPOSITION DE CAOUTCHOUC CONTENANT UN ÉLASTOMÈRE DE STYRÈNE/BUTADIÈNE SPÉCIALISÉ, DE L'HUILE VÉGÉTALE ET DE LA RÉSINE DE TRACTION



    Publication date :

    2022-03-30


    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



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