Title:
LITHIUM GREASE COMPOSITION
Document Type and Number:
Japanese Patent JPH01170692
Kind Code:
A
Abstract:
PURPOSE:To obtain a grease, having a high dropping point, fretting resistance and acoustic characteristics in addition to heat, water resistance and durability, by blending a thickener system containing specific two kinds of Li soaps and monolithium borate as a thickener with a lubricating base oil. CONSTITUTION:The aimed grease obtained by blending 2-30wt.% thickener system containing (A) a lithium soap of a 12-24C dihydroxy fatty acid, (B) lithium soap of a 10-34C fatty acid and (C) monolithium borate as a thickener with a lubricating base oil. The fatty acid is contained in an amount of 0.1-9 pts.wt. based on 1 pt.wt. dihydroxy fatty acid and the dihydroxy fatty acid is contained in an amount of 3-100 pts.wt. based on 1 pt.wt. boric acid.
Inventors:
KOIZUMI TAKEHIRO
SHIMAKAWA YASUO
SHIMAKAWA YASUO
Application Number:
JP33063687A
Publication Date:
July 05, 1989
Filing Date:
December 26, 1987
Export Citation:
Assignee:
SHOWA SHELL SEKIYU
International Classes:
C10M123/02; C10N10/02; C10N40/02; C10N50/10; (IPC1-7): C10M123/02; C10N10/02; C10N40/02; C10N50/10
Attorney, Agent or Firm:
Masao Miyake