Provided are: a rubber material for tires, which has excellent wear resistance; a master batch and a rubber composition for tires, which are suitable for producing the rubber material; and methods for producing the master batch and the rubber composition. A master batch which contains 13-130 parts by mass (inclusive) of hydrophilic fumed silica and 1-40 parts by mass (inclusive) of a silane coupling agent per 100 parts by mass of a diene rubber. A rubber composition for tires, which contains 5-90 parts by mass (inclusive) of a hydrophilic fumed silica and 1.5-30 parts by mass (inclusive) of a silane coupling agent per 100 parts by mass of a diene rubber. A method for producing a master batch, which comprises a step for kneading a diene rubber, a hydrophilic fumed silica, and a silane coupling agent using a kneading machine.

    本发明提供耐磨耗性优异的轮胎用橡胶材料、适于其制造的母料和轮胎用橡胶组合物以及它们的制造方法。一种母料,其相对于二烯系橡胶100质量份,包含13质量份以上且130质量份以下的亲水性气相二氧化硅、以及1质量份以上且40质量份以下的硅烷偶联剂。一种轮胎用橡胶组合物,其相对于二烯系橡胶100质量份,包含5质量份以上且90质量份以下的亲水性气相二氧化硅、以及1.5质量份以上且30质量份以下的硅烷偶联剂。一种母料的制造方法,其具有使用捏合机将二烯系橡胶、亲水性气相二氧化硅以及硅烷偶联剂混炼的工序。


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    Titel :

    Master batch, method for producing master batch, rubber composition for tires, method for producing rubber composition for tires, and rubber material for tires


    Weitere Titelangaben:

    母料、母料的制造方法、轮胎用橡胶组合物、轮胎用橡胶组合物的制造方法以及轮胎用橡胶材料


    Beteiligte:
    KONDO MANABU (Autor:in) / NAKAMURA MASAHIRO (Autor:in) / KUDO YASUHIKO (Autor:in) / MATSUMOTO YUKI (Autor:in)

    Erscheinungsdatum :

    14.05.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / C08J Verarbeitung , WORKING-UP / 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




    METHOD FOR PRODUCING RUBBER WET MASTER BATCH AND METHOD FOR PRODUCING RUBBER COMPOSITION FOR TIRES

    TANAKA MAKOTO / NOMURA KENJI | Europäisches Patentamt | 2019

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