To provide a rubber composition that has an excellent workability and a good fuel economy performance.SOLUTION: A rubber composition contains a rubber component, an additive and a filler, in which the additive contains a compound containing at least one atom selected from the group consisting of a silicon atom, a nitrogen atom and an oxygen atom, and a carbon atom, the total number of silicon atoms, nitrogen atoms and oxygen atoms constituting the compound is 0.27 or more and 0.80 or less with respect to the number of carbon atoms, the Hansen solubility parameter of the compound satisfies the relationship represented by the following formula (2), and the molecular weight of the compound is 200 or more and 15000 or less. 6≤{4(δD1-δD2)2+(δP1-δP2)2+(δH1-δH2)2}0.5 (2).SELECTED DRAWING: None

    【課題】優れた加工性を有し、省燃費性能が良好であるゴム組成物を提供すること。【解決手段】ゴム成分、添加剤及び充填剤を含むゴム組成物であり、添加剤は、ケイ素原子、窒素原子及び酸素原子からなる群より選ばれる少なくとも1種の原子と、炭素原子とを含む化合物を含有し、化合物を構成するケイ素原子、窒素原子及び酸素原子の総数が、炭素原子数に対して0.27以上0.80以下であり、化合物のハンセン溶解度パラメータが下記式(2)で表される関係を満足し、化合物の分子量が200以上15000以下である。6≦{4(δD1−δD2)2+(δP1−δP2)2+(δH1−δH2)2}0.5(2)【選択図】なし


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    Titel :

    RUBBER COMPOSITION AND METHOD FOR PRODUCING RUBBER COMPOSITION


    Weitere Titelangaben:

    ゴム組成物及びゴム組成物を製造する方法


    Beteiligte:
    SUGINO YOSHITAKA (Autor:in) / HAMA HISAKATSU (Autor:in) / KANESAKA SUSUMU (Autor:in)

    Erscheinungsdatum :

    2020-10-01


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

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



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