PROBLEM TO BE SOLVED: To provide a rubber composition for tire excellent in abrasion resistance and reduction effect of rolling resistance and having enhanced workability and processability and a tire using the rubber composition for a tread member.SOLUTION: There are provided a rubber composition for tire manufactured by a manufacturing method of the rubber composition including a first process of preparing and mixing a first mixture containing all or a part of (A) a rubber composition containing a diene polymer having three or more modified functional groups capable of interaction with silica and a diene monomer structure in at least one interval of the modified functional groups, (B) an inorganic filler having silica, (C) a silane coupling agent and (D) an activator as well as (E) a glycerin fatty acid ester composition having the content of glycerin fatty acid monoester of more than 85 mass% to prepare a preliminary composition and a second process of preparing a second mixture by adding (F) a vulcanizer to the preliminary composition and mixing the second mixture to prepare a rubber composition; and a tire using the composition for a tread part.SELECTED DRAWING: None

    【課題】耐摩耗性、転がり抵抗の低減効果に優れ、作業性、加工性を向上させたタイヤ用ゴム組成物及びこのゴム組成物をトレッド部材に用いたタイヤの提供。【解決手段】シリカとの間で相互作用が可能な変性官能基を3つ以上有し、少なくとも一つの前記変性官能基間にジエン系単量体構造を有するジエン系重合体を含むゴム成分(A)、シリカを有する無機充填材(B)、シランカップリング剤(C)、及び活性剤(D)の全部又は一部、並びに、グリセリン脂肪酸モノエステル含有量が85質量%超過であるグリセリン脂肪酸エステル組成物(E)を含む第一混合物を調製・混練して予備組成物を調製する第一工程と、予備組成物に加硫剤(F)を加えた第二混合物を調製し、該第二混合物を混練してゴム組成物を調製する第二工程と、を含むゴム組成物の製造方法により製造されるタイヤ用ゴム組成物及び前記組成物をトレット部材に用いたタイヤ。【選択図】なし


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    Title :

    RUBBER COMPOSITION FOR TIRE AND TIRE


    Additional title:

    タイヤ用ゴム組成物及びタイヤ


    Contributors:

    Publication date :

    2016-09-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    C08J Verarbeitung , WORKING-UP / 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




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