KR860009113A - Electrical contact lubricant composition and lubrication method thereof - Google Patents

Abstract

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Description

Electrical contact lubricant composition and lubrication method thereof

Since this is an open matter, no full text was included.

Claims (26)

Major amounts of partially crosslinked polyol esters which are esterification reactions of aliphatic monocarboxylic acids and aliphatic polyols in the presence of a major amount of evaporative solvent with a dibasic acid crosslinker, attracting less phosphate esters and at least one A lubricant composition for electric contact, comprising a lubricant comprising an inhibitor compound. The lubricant composition for electrical contact of Claim 1 which consists of about 75-100 weight% of compositions of an evaporable solvent. The solvent composition is an electrical contact lubricant composition according to claim 1, wherein the solvent is a halogenated alkan having a boiling point of about 50 ° C. or less. A solvent composition for electrical contact as described in the range 1 of the patent layer sphere whose solvent is 1,1, 2- trichloro- 1, 2, 2- trifluoro ethane. The lubricant composition for electrical contacts according to claim 1, wherein the monocarboxylic acid has an average chain length of about 4 to 12 carbon atoms and the polyol has at least two methyl groupings on the fourth carbon atom. The monocarboxylic acid has a chain length of about 7 carbon atoms, and the polyol is pentaerythritol. The lubricant composition for electrical contacts according to claim 1, wherein the polyol is pentaerythritol. The dibasic acid crosslinking agent is a lubricant composition for electrical contact as described in claim 1 having an alkyl quotient of about 2 to about 18 carbon atoms. The dibasic acid crosslinking agent is azelaic acid, the lubricant composition for electrical contacts according to the scope of claim 1. Up to about 75 to 100 weight percent of evaporative halogenated alkane solvent, the remainder about 93 to about 97 weight percent of partially crosslinked polyol esters, about 1 to about 3 weight percent triaryl phosphate fluid, and about 1 to 3 weight The lubricant composition for electrical contacts of Claim 1 which consists of a lubricant which consists of% inhibitor compounds. The ester is an electrical contact lubricant composition according to claim 9, wherein the ester is a pentaretrile ester of C ₇ acid crosslinked with azelaic acid, and the triaryl phosphate is tricresyl phosphate. The inhibitor compound is a lubricating composition for electrical contacts according to claim 9, wherein the inhibitor compound is selected from benzotriazole, phenyl alpha naphthylamine, and mixtures thereof. Inhibitor compound is 4-octyl-N- (4-octylphenyl) -benzeneamine The scope of claim 9 lubricant composition for electrical contacts. The lubricant composition for electrical contacts of Claim 9 whose evaporable halogenated alkane solvent is 1,1,2-trichloro- 1,2,2- trifluoroethane. The lubrication method of an electrical contact formed by adding the lubricating composition of Claim 1 to an electrical contact. The lubrication method of an electrical contact formed by adding the lubricating agent composition of the scope 2 of a claim to an electrical contact. The lubrication method of an electrical contact formed by adding the lubricating composition of Claim 3 to an electrical contact. The lubrication method of an electrical contact formed by adding the lubricating composition of Claim 4 to an electrical contact. The lubrication method of an electrical contact formed by adding the lubricating agent composition of the scope 5 of a claim to an electrical contact. The lubrication method of an electrical contact formed by adding the lubricating composition of Claim 6 to an electrical contact. The lubrication method of an electrical contact formed by adding the lubricating composition of Claim 7 to an electrical contact. The lubrication method of an electrical contact formed by adding the lubricating composition of Claim 8 of an Claim to an electrical contact. The lubrication method of an electrical contact formed by adding the lubricating composition of Claim 9 to an electrical contact. The lubrication method of an electrical contact formed by adding the lubricating composition of Claim 10 to an electrical contact. The lubrication method of an electrical contact made by adding the lubricating composition of 11 of description to an electrical contact. The lubrication method of an electrical contact formed by adding the lubricating composition of Claim 12 to an electrical contact. The lubrication method of an electrical contact formed by adding the lubricating composition of 13 of description to an electrical contact. ※ Note: The disclosure is based on the initial application.