A rubber composition is disclosed comprising, based on parts by weight per 100 parts by weight rubber (phr), (A) conjugated diene-based elastomers comprising: (1) from 20 to 70 phr of a solution polymerization prepared styrene/butadiene elastomer (S-SBR-A) having a styrene content in a range of from 35 to 45 percent and a Tg in a range of from -30°C to -50°C, (2) from 20 to 60 phr of a solution polymerization prepared styrene/butadiene elastomer (S-SBR-B) having a styrene content in a range of from 35 to 45 percent and a Tg in a range of from -3°C to -23°C, and (3) from 5 to 30 phr of an aqueous emulsion polymerization prepared styrene/butadiene elastomer (E-SBR) having a styrene content in a range of from 35 to 45 percent and a Tg in a range of from -30°C to -50°C; wherein said Tg's of said S-SBR-A, S-SBR-B and E-SBR are spaced apart from each other by at least 4°C; and (B) from 8 to 30 phr of at least three, preferably from three to five, different resins selected from the group polyester phthalate resin, styrene/alphamethyl styrene resin, gum rosin, coumarone indene resin and alkylphenol acetylene resin. The rubber composition may be used in a tread of a pneumatic tire.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    RUBBER COMPOSITION AND TIRE WITH SUCH A RUBBER COMPOSITION CONTAINING A COMBINATION OF STYRENE/BUTADIENE ELASTOMERS


    Weitere Titelangaben:

    KAUTSCHUKZUSAMMENSETZUNG UND REIFEN MIT SOLCH EINER KAUTSCHUKZUSAMMENSETZUNG DIE EINE KOMBINATION AUS STYROL-/BUTADIENELASTOMEREN BEINHALTET
    COMPOSITION EN CAOUTCHOUC ET PNEU COMPRENANT UNE TELLE COMPOSITION EN CAOUTCHOUC CONTENANT UNE COMBINAISON D'ÉLASTOMÈRES DE STYRÈNE/BUTADIÈNE


    Beteiligte:

    Erscheinungsdatum :

    2019-08-21


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen



    EMULSION POLYMERIZED STYRENE-BUTADIENE RUBBER, RUBBER COMPOSITION AND TIRE

    TANAKA TAKATSUGU | Europäisches Patentamt | 2018

    Freier Zugriff

    EMULSION-POLYMERIZED STYRENE-BUTADIENE RUBBER, RUBBER COMPOSITION, AND TIRE

    TANAKA TAKATSUGU | Europäisches Patentamt | 2019

    Freier Zugriff

    EMULSION-POLYMERIZED STYRENE-BUTADIENE RUBBER, RUBBER COMPOSITION, AND TIRE

    TANAKA TAKATSUGU | Europäisches Patentamt | 2017

    Freier Zugriff

    RUBBER COMPOSITION CONTAINING STYRENE/BUTADIENE ELASTOMER AND SILICA REINFORCEMENT AND TIRE

    HAHN BRUCE RAYMOND / PAPAKONSTANTOPOULOS GEORGE JIM / KERNS MICHAEL LESTER et al. | Europäisches Patentamt | 2020

    Freier Zugriff

    Preparation of silica reinforced rubber containing styrene/butadiene elastomer, rubber composition and tire with component

    MA LIQING / HAHN BRUCE RAYMOND / PAPAKONSTANTOPOULOS GEORGE JIM et al. | Europäisches Patentamt | 2019

    Freier Zugriff