Petroleum hydrocarbon compositions
    4.
    发明授权
    Petroleum hydrocarbon compositions 失效
    石油烃组合物

    公开(公告)号:US3761434A

    公开(公告)日:1973-09-25

    申请号:US3761434D

    申请日:1971-04-30

    Abstract: AN ADDITIVE HAVING DETERGENCY AND LUBRICITY PROPERTIES FOR INCORPORATION IN PETROLEUM HYDROCARBON AND PETROLEUM HYDROCARBON COMOSITIONS CONATINING SAID ADDITIVE. THE ADDITIVE IS THE CONDENSATION PRODUCT OF A POLYETHERPOLYESTER POLYOL CONTAINING FROM 2 TO ABOUT 12 HYDROXYL GROUPS AND A MONOCARBOXYLIC ACID WHEREIN ABOUT 85100% OF THE HYDROXYL GROUPS OF THE POLYOL ARE ESTERIFIED BY CONDENSATION WITH THE MONOCARBOXYLIC ACID. THE ADDITIVE IS GENERALLY INCORPORATED IN HYDROCARBON FUELS AND HYDROCARBON LUBRICATING OILS, BUT ITS GREATEST UTILITY IS IN HYDROCARBON LUBRICATING OILS. THE PREFERRED LUBRICATING OIL COMPOSITION IS A 2-CYCLE ENGINE OIL COMPROSING A MAJOR PROPORTION OF A HYDROCABON LUBRICATNG OIL AND A MINOR PROPORTION OF THE ADDITIVE OF THE INVENTION.

    Abstract translation: 具有去污力和润滑性能的添加剂,用于掺入含有所述添加剂的石油烃和石油烃组合物中。 添加剂是含有2至约12个羟基的聚醚多元醇多元醇和单羧酸的缩合产物,其中多元醇的约85-100%的羟基通过与一元羧酸缩合而酯化。 添加剂通常并入碳氢化合物燃料和烃类润滑油中,但其最大的用途是在烃类润滑油中。 优选的润滑油组合物是包含主要部分烃润滑油和本发明添加剂的一小部分的双循环发动机油。

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