Title:
【発明の名称】防食性潤滑剤組成物
Document Type and Number:
Japanese Patent JPH08502542
Kind Code:
A
Abstract:
PCT No. PCT/GB93/02218 Sec. 371 Date May 9, 1994 Sec. 102(e) Date May 9, 1994 PCT Filed Oct. 29, 1993 PCT Pub. No. WO94/10270 PCT Pub. Date May 11, 1994A corrosion inhibiting lubricating composition comprises: (a) a synthetic ester base stock; (b) at least one aromatic amine antioxidant; (c) a neutral organic phosphate of the formula (R1O)3 PO where R1 is a tolyl, phenyl, xylyl, alkyl or cycloalkyl group, the alkyl or cycloalkyl group having up to 10 carbon atoms; (d) a saturated or unsaturated dicarboxylic acid of the general formula to 22 inclusive and where at least one of the groups R1 to R5 is a carboxylic acid group; or a dicarboxylic acid of one of the three formulae (e) a straight or branched chain saturated or unsaturated monocarboxylic acid which is optionally sulphurised or an ester of such an acid; and (f) a triazole of the formula: or a triazole selected from 1,2,4 triazole, 1,2,3 triazole, 5-anilo-1,2,3,4-thiatriazole, 3-amino-1,2,4 triazole, 1-H-benzotriazole-1-yl-methylisocyanide, methylene-bis-benzotriazole and naphthotriazole.
Inventors:
Plugnell, John William Antony
Markson, Andrew Jonathan
Edwards, Mark Antony
Markson, Andrew Jonathan
Edwards, Mark Antony
Application Number:
JP51082794A
Publication Date:
March 19, 1996
Filing Date:
October 28, 1993
Export Citation:
Assignee:
CASTROL LIMITED
International Classes:
C10M169/06; C10M141/06; C10M141/08; C10M141/10; C10M169/04; C10N20/02; C10N30/10; C10N30/12; (IPC1-7): C10M169/06
Attorney, Agent or Firm:
Aoyama Ryo (1 person outside)