Title:
【発明の名称】潤滑剤ベースストックと高粘度複合アルコールエステルとのブレンド
Document Type and Number:
Japanese Patent JP2001500549
Kind Code:
A
Abstract:
A lubricating oil comprising an add mixture of the following components: (A) a complex alcohol ester basestock which comprises the reaction product of an add mixture of the following: (1) a polyhydroxyl compound represented by the general formula:R(OH)nwherein R is any aliphatic or cyclo-aliphatic hydrocarbyl group and n is at least 2, provided that the hydrocarbyl group contains from about 2 to 20 carbon atoms; (2) a polybasic acid or an anhydride of a polybasic acid, provided that the ratio of equivalents of the polybasic acid to equivalents of alcohol from the polyhydroxyl compound is in the range between about 1.6:1 to 2:1; and (3) a monohydric alcohol, provided that the ratio of equivalents of the monohydric alcohol to equivalents of the polybasic acid is in the range between about 0.84:1 to 1.2:1; wherein the complex alcohol ester exhibits a viscosity in the range between about 100-700 cSt at 40 DEG C. and having a polybasic acid ester concentration of less than or equal to 70 wt. %, based on the complex alcohol ester; and (B) at least one additional basestock.
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Inventors:
Duncan, Caroline Bee
Turner, David W
Turner, David W
Application Number:
JP51290598A
Publication Date:
January 16, 2001
Filing Date:
September 05, 1997
Export Citation:
Assignee:
Exxon Chemical Patents, Inc.
International Classes:
C10L1/14; C10L10/04; C10M105/42; C10M105/46; C10M111/00; C10M111/02; C10M129/78; C10M129/82; C10M169/04; C10M171/00; C10N30/06; C10N40/04; C10N40/25; C10N40/26; C10N50/10; (IPC1-7): C10M105/42; C10M111/02
Attorney, Agent or Firm:
Yuzo Yamazaki (2 outside)