To provide a grease composition that exhibits excellent lubrication performance even when used in a part that is likely to be in a poor lubrication state.SOLUTION: A grease composition comprises a base oil, a thickener and an additive, wherein the base oil contains a trimellitic acid ester and a poly-α-olefin, the thickener contains 12-hydroxystearic acid lithium and lithium stearate, the additive contains molybdenum dialkyldithiocarbamate and an urea-based additive, and the base oil, the thickener, and the additive are respectively included at predetermined ratios to a total amount of the base oil, the thickener, and the additive.SELECTED DRAWING: Figure 1

    【課題】 貧潤滑状態になりやすい部位に使用した場合にも優れた潤滑性能を発揮するグリース組成物を提供する。【解決手段】 基油と、増ちょう剤と、添加剤とを含み、前記基油は、トリメリット酸エステルとポリ-α-オレフィンとを含み、前記増ちょう剤は、12-ヒドロキシステアリン酸リチウムとステアリン酸リチウムとを含み、前記添加剤は、ジアルキルジチオカルバミン酸モリブデンとウレア系添加剤とを含み、基油、増ちょう剤、及び添加剤のそれぞれを、基油、増ちょう剤、及び添加剤の合計量に対して所定の割合で含有するグリース組成物。【選択図】 図1


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    Titel :

    GREASE COMPOSITION AND STEERING GEAR DEVICE


    Weitere Titelangaben:

    グリース組成物、及びステアリングギヤ装置


    Beteiligte:

    Erscheinungsdatum :

    23.05.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    C10M LUBRICATING COMPOSITIONS , Schmiermittelzusammensetzungen / B62D MOTOR VEHICLES , Motorfahrzeuge



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