The present invention provides a tire rubber composition which has good silica dispersibility and improves in terms of the reinforcement, the abrasion resistance, the mechanical strength, the rolling resistance, the wet grip performance, and the handling stability on a dry road surface in a balanced manner; and provides a pneumatic tire produced using the tire rubber composition. The present invention relates to a tire rubber composition, comprising: a rubber component; a first silica; and a second silica, wherein the first silica has a CTAB specific surface area of 180 m 2 /g or more, a BET specific surface area of 185 m 2 /g or more, and an aggregate size of 45 nm or more, and the second silica has a CTAB specific surface area of 95 m 2 /g or less, and a BET specific surface area of 100 m 2 /g or less.


    Access

    Download


    Export, share and cite



    Title :

    TYRE RUBBER COMPOSITION AND PNEUMATIC TYRE


    Additional title:

    REIFENGUMMIZUSAMMENSETZUNG UND LUFTREIFEN
    COMPOSITION DE GOMME POUR PNEUS, ET PNEU AINSI OBTENU


    Contributors:

    Publication date :

    2018-04-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    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 / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen



    RUBBER COMPOSITION FOR TYRE AND PNEUMATIC TYRE USING THE SAME

    European Patent Office | 2016

    Free access

    TYRE RUBBER COMPOSITION, AND TYRE

    HIJIKATA KENSUKE | European Patent Office | 2023

    Free access

    RUBBER COMPOSITION FOR TYRES, AND PNEUMATIC TYRE

    YOKOYAMA YUKA | European Patent Office | 2022

    Free access

    RUBBER COMPOSITION FOR TYRES, AND PNEUMATIC TYRE

    YOKOYAMA YUKA | European Patent Office | 2016

    Free access

    RUBBER COMPOSITION AND PNEUMATIC TYRE USING SAME

    NAKAGAWA RYUTARO / KIRINO YOSHIAKI / TANABE YUSUKE | European Patent Office | 2015

    Free access