To provide a tire rubber composition that can improve tear resistance and wet grip performance without deterioration of fuel economy, and a pneumatic tire including the same.SOLUTION: A tire rubber composition contains a diene rubber, and a polymer particle having a core-shell structure, in which a crosslinked polymer with a Tg of -60°C to -40°C forms the core.SELECTED DRAWING: None

    【課題】低燃費性を悪化させることなく、耐引き裂き性及びウエットグリップ性能を向上させることができる、タイヤ用ゴム組成物、及びそれを用いた空気入りタイヤを提供する。【解決手段】ジエン系ゴムと、コア−シェル構造を有し、Tgが−60℃〜−40℃である架橋ポリマーがコアを構成するポリマー粒子とを含有する、タイヤ用ゴム組成物とする。【選択図】なし


    Access

    Download


    Export, share and cite



    Title :

    TIRE RUBBER COMPOSITION, AND PNEUMATIC TIRE INCLUDING THE SAME


    Additional title:

    タイヤ用ゴム組成物、及びそれを用いた空気入りタイヤ


    Contributors:

    Publication date :

    2019-06-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

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



    TIRE RUBBER COMPOSITION AND PNEUMATIC TIRE INCLUDING THE SAME

    ITO KEISUKE / MAEJIMA KEISUKE | European Patent Office | 2020

    Free access

    TIRE RUBBER COMPOSITION AND PNEUMATIC TIRE INCLUDING THE SAME

    KAYANO TOMOHIRO / MAEJIMA KEISUKE | European Patent Office | 2020

    Free access

    TIRE RUBBER COMPOSITION AND PNEUMATIC TIRE INCLUDING THE SAME

    TAKEDA SHINYA | European Patent Office | 2019

    Free access

    TIRE RUBBER COMPOSITION AND PNEUMATIC TIRE INCLUDING THE SAME

    SHINDO RYOHEI | European Patent Office | 2021

    Free access

    RUBBER COMPOSITION AND PNEUMATIC TIRE INCLUDING THE SAME

    TAKEDA SHINYA | European Patent Office | 2020

    Free access