PROBLEM TO BE SOLVED: To provide means for obtaining required electrical conductivity and excellent corrosion resistance in a lubricant composition for a hybrid electric transmission containing a metallic detergent.SOLUTION: It is used as a dispersion additive composition containing a reaction product between hydrocarbyl substituted carboxylic acid or anhydride and amine. The reaction product has nitrogen content of about 2,400 to 10,000 ppm and weight ratio of boron+phosphorous:nitrogen ((B+P)/N) of 0:1 to about 0.8:1. The dispersion additive composition combined with a metallic detergent is useful for providing electrical conductivity of about 300 to less than 1700 pS/m to a lubricant composition.SELECTED DRAWING: None

    【課題】金属性洗剤を含有するハイブリッド電気式変速機用の潤滑剤組成物において、所要の電気伝導率および優れた防蝕性を得るための手段が望まれる。【解決手段】ヒドロカルビル置換したカルボン酸または無水物とアミンとの反応生成物を含む分散剤添加物組成物として使用する。該反応生成物は、重量で約2,400〜10,000ppmの窒素含有量および0:1〜約0.8:1のホウ素+リン:窒素((B+P)/N)重量比を有し、かつ金属性洗剤と組み合わせた該分散剤添加物組成物は、約300〜1700pS/m未満の電気伝導率を潤滑剤組成物に提供するのに有効である。【選択図】 なし


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    Titel :

    LUBRICATION OF HYBRID ELECTRIC TRANSMISSION


    Weitere Titelangaben:

    ハイブリッド電気式変速機の潤滑


    Beteiligte:
    TANG HONG-ZHI (Autor:in) / DEVLIN MARK T (Autor:in) / MATHUR NARESH (Autor:in) / SAATHOFF LEE D (Autor:in) / TIMOTHY J HENRY (Autor:in)

    Erscheinungsdatum :

    2017-01-26


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / C10M LUBRICATING COMPOSITIONS , Schmiermittelzusammensetzungen



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