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    • 26. 发明授权
    • Amide alcohol friction modifiers for lubricating oils
    • 用于润滑油的醇类摩擦改性剂
    • US09193932B2
    • 2015-11-24
    • US13945082
    • 2013-07-18
    • Afton Chemical Corporation
    • John T. Loper
    • C10M141/10C10M133/16C10M137/10C10M169/04
    • C10M141/10C10M133/16C10M2207/028C10M2207/262C10M2215/08C10M2215/082C10M2219/044C10M2219/046C10M2223/045C10N2210/04C10N2230/06C10N2230/54C10N2230/56C10N2240/10C10N2210/02
    • A lubricating oil comprises a major amount of a base oil and a minor amount of an additive package, wherein the additive package comprises one or more friction modifiers including a reaction product of a hydroxy acid represented by HOCH2CO2H and an amine represented by the formula II: wherein R is a linear or branched, saturated, unsaturated, or partially saturated hydrocarbyl having about 8 to about 22 carbon atoms; X is oxygen or —NH; and m is an integer from about 1 to about 4. The friction modifiers may include one or more compounds of the Formula I: wherein X is selected from oxygen, —NR1, and a glycolic amide moiety; and R and each R1 are independently selected from linear or branched, saturated, unsaturated, or partially saturated hydrocarbyl having about 8 to about 22 carbon atoms and one but not both of R and R1 can be hydrogen; and m is an integer from about 1 to about 4. Methods of improving thin film and/or boundary layer friction are also provided.
    • 润滑油包括主要量的基础油和少量的添加剂包,其中所述添加剂包含一种或多种摩擦改进剂,包括由HOCH 2 CO 2 H表示的羟基酸与由式II表示的胺的反应产物: 其中R是具有约8至约22个碳原子的直链或支链,饱和,不饱和或部分饱和的烃基; X是氧或-NH; m是约1至约4的整数。摩擦改进剂可以包括一种或多种式I化合物:其中X选自氧,-NR 1和乙醇酰胺部分; R和R各自独立地选自具有约8至约22个碳原子的直链或支链,饱和,不饱和或部分饱和的烃基,R和R 1中的一个但不能同时为氢; 并且m是约1至约4的整数。还提供了改善薄膜和/或边界层摩擦的方法。