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    • 48. 发明申请
    • ENGINE LUBRICANTS
    • 发动机润滑剂
    • WO2008104745A2
    • 2008-09-04
    • PCT/GB2008/000599
    • 2008-02-21
    • CRODA INTERNATIONAL PLCBOYDE, StephenRANDLES, Steven, James
    • BOYDE, StephenRANDLES, Steven, James
    • C10M169/04C10M105/36C10M105/38C10N20/02C10N40/25
    • C10M169/04C10M105/36C10M105/38C10M171/02C10M2203/1025C10M2205/0285C10M2207/026C10M2207/2815C10M2207/2825C10M2207/2835C10M2207/289C10M2209/084C10M2209/1095C10M2215/064C10M2215/223C10M2219/106C10M2223/045C10M2229/02C10N2220/022C10N2220/027C10N2220/028C10N2230/02C10N2230/08C10N2230/74C10N2240/10C10N2210/02
    • An engine lubricant, especially an SAE OW engine lubricant is described. The engine lubricant has at least 15 wt% of at least one diester and not more than 15 wt% of additives, wherein said at least one diester, or mixture of said diesters if more than one is present, has a kinematic viscosity at 100°C of not more than 3.3, a viscosity index of at least 130, a pour point of not more than -30°C and a Noack evaporation loss of not more than 15 wt%. The diester is preferably selected from the group consisting of: a) reaction products of at least one C 5 to C 12 , preferably C 6 to C 10 , aliphatic dicarboxylic acid or anhydride thereof with at least one primary or secondary C 7 to C 12 , preferably C 8 to C 10 aliphatic alcohol, wherein, if said at least one acid is branched, then at least one of said at least one alcohol is linear and, if said at least one acid is linear, then at least one of said at least one alcohol is branched; and b) reaction products of at least one C 5 to C 12 , preferably C 6 to C 10 , aliphatic monocarboxylic acid with at least one polyalkylene glycol wherein the alkyl group is selected from a C 2 to C 4 alkyl group and mixtures thereof, and wherein, if said at least one poly(alkylene glycol) contains at least one repeat unit that is branched methyl group, then at least one of said at least one acid is linear and, if said at least one poly(alkylene glycol) contains only linear repeat units, then at least one of said at least one acid is branched.
    • 描述了发动机润滑剂,特别是SAE OW发动机润滑剂。 发动机润滑剂具有至少15重量%的至少一种二酯和不超过15重量%的添加剂,其中所述至少一种二酯或所述二酯的混合物如果存在多于一种,则其运动粘度在100° C不超过3.3,粘度指数至少为130,倾点不超过-30℃,Noack蒸发损失不超过15重量%。 二酯优选选自:a)至少一个C 5至C 12的反应产物,优选C 6〜15,优选C 6〜 C 10,脂族二羧酸或其酸酐与至少一个伯或仲C 7至C 12,优选C 8, 其中,如果所述至少一种酸是支链的,则所述至少一种醇中的至少一种是线性的,并且如果所述至少一种酸是直链的, 然后所述至少一种醇中的至少一种是支链的; 和b)至少一个C 5至C 12的反应产物,优选C 6至C 10, 脂肪族单羧酸与至少一种聚亚烷基二醇,其中烷基选自C 2〜C 4烷基,其中,如果所述至少一种 聚(亚烷基二醇)含有至少一个支链甲基的重复单元,则至少一种所述至少一种酸是直链的,如果所述至少一种聚(亚烷基二醇)仅含有线性重复单元,则至少 所述至少一种酸之一是支链的。
    • 50. 发明申请
    • PROTECTIVE LUBRICANT FORMULATION
    • 保护性润滑剂配方
    • WO2004090081A3
    • 2004-12-16
    • PCT/US2004009757
    • 2004-03-31
    • HAINES THOMAS WKEIFER GEORGE O
    • HAINES THOMAS WKEIFER GEORGE O
    • C10M101/02
    • C10M101/02C10M101/025C10M2203/1006C10M2203/1025C10M2205/163C10M2205/183C10N2220/02C10N2220/022C10N2220/027C10N2220/028C10N2230/00C10N2230/12C10N2250/04C10N2250/121
    • A surface protective lubricant formulation that can be applied to a variety of surfaces and provides enhanced anti-corrosion capabilities, the formulation consisting of one hundred percent (100%) hydrocarbon components. In particular, the composition includes a solvent hydrocarbon, and first and second petroleum hydrocarbons. The hydrocarbon solvent, which is mineral spirits, is in the range of from about 20% to about 70% by weight of the total formulation, with about 55% being optimal. The solvent hydrocarbon used herein is preferably the chemical named synthetic iapparaffinic hydrocarbon. The first petroleum hydrocarbon is in the range of from about 1% to about 35% by weight of the total formulation, with about 18% being optimal. The first petroleum hydrocarbon is manufactured by ExxonMobil Corporation under the trade name PROWAX 561. The second petroleum hydrocarbon is in the range of from about 1% to about 40% by weight of the total formulation, with about 26% being optimal. The second petroleum hydrocarbon is manufactured by ExxonMobil Corporation under the trade name PROWAX 890.
    • 一种表面保护性润滑剂配方,可应用于各种表面并提供增强的抗腐蚀能力,该配方由100%(100%)碳氢化合物组分组成。 特别地,该组合物包含溶剂烃,以及第一和第二石油烃。 作为溶剂油的烃溶剂占全部制剂的约20重量%至约70重量%,其中约55%是最佳的。 这里使用的溶剂烃优选是称为合成iapparaffinic碳氢化合物的化学品。 第一种石油烃占总制剂重量的约1%至约35%,其中约18%是最佳的。 第一种石油烃由ExxonMobil Corporation以商品名PROWAX 561生产。第二种石油烃占总制剂重量的大约1%至大约40%,其中大约26%是最佳的。 第二种石油烃由ExxonMobil Corporation以商品名PROWAX 890制造。