KR830006414A - Lubricants for Power Train - Google Patents

Abstract

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Description

Lubricants for Power Train

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Claims (21)

Compositions suitable for use in electrical power transfer units, characterized in that they consist essentially of a mixture of hydrocarbon oils and small amounts of antioxidants, consisting of a mixture of compounds having from 19 to 30 carbon atoms and having a six-membered carbocyclic ring and having the formula: . (Wherein R ¹ is a divalent straight or condensed radical C _y H _2y , where y is an integer from 1 to 3; R ² is a straight chain radical C _z H _2z , wherein z is an integer from 1 to 3; R ³ , R ⁴ and R ⁵ are the same or different alkyl having 1 to 4 carbon atoms; 1, m and n are each an integer of 0 to 3; x is 0 or 1; Rings A and B are hydrogenated benzene rings; In the case where x is 1, the proximal ring C is a hydrogenated benzene ring, and when x is 0, it is a hydrogenated benzene ring or a cyclohexane ring. Hydrocarbon oils are unsaturated). The composition according to claim 1, wherein the benzene ring is saturated to at least 95%. The composition according to claim 1, wherein x in the formula is 1. The composition according to claim 3, wherein the hydrocarbon consists of hydrogenated 1- (benzinephenyl) -1-phenylethane comprising 0-2 methyl substituents and 0-2 ethyl substituents. The composition according to claim 3, wherein the hydrocarbon consists of hydrogenated dibenzyl benzene comprising 0 to 2 methyl substituents and 0 to 2 ethyl substituents. A composition according to claim 5, wherein x in the formula is zero. The composition according to claim 6, wherein the hydrocarbon consists of hydrogenated benzyl biphenyl containing 0 to 2 methyl substituents and 0 to 2 ethyl substituents. The composition according to claim 6, wherein the hydrocarbon consists of hydrogenated 1-biphenyl-1-phenylethane containing 0 to 2 methyl substituents and 0 to 2 ethyl substituents. The composition according to claim 1, wherein the alkyl group further contains up to 100 parts of alkylcyclo hexane containing 9 to 20 carbon atoms with respect to 100 parts of the hydrocarbons. The composition according to claim 9, wherein the alkyl group further comprises from 10 to 60 parts of alkylcyclo hexane containing 9 to 20 carbon atoms for 100 parts of the hydrocarbons. Operate a traction drive with point or line contact portions between the rolling solid body that facilitates contact with hydrocarbon oils consisting of a mixture of compounds having 19 to 30 carbon atoms and a six-membered carbocyclic ring and having the structure How to let. [Wherein, R ¹ is a divalent straight or condensed radical C _y H _2y , where y is an integer from 1 to 3; R ² is a straight chain radical C _z H _2z , wherein z is an integer from 1 to 3; R ³ , R ⁴ and R ⁵ are the same or different alkyl groups having 1 to 4 carbon atoms; 1, m and n are each an integer of 0 to 3; x is 0 or 1; Rings A and B are hydrogenated benzene rings, ring C is a hydrogenated benzene ring when X is 1, and when X is 0, a hydrophobic benzene ring or a cyclohexane ring is theoretically 100% or less, but at least Saturated with hydrogen up to 80%, while the hydrocarbon oil is unsaturated. The method according to claim 11, wherein the ring is saturated by at least 95%. Process according to claim 11, characterized in that the hydrocarbon oil is stabilized by an antioxidant. The method according to claim 11, wherein x in the formula is 1. The chamber according to claim 11, wherein the hydrocarbon consists of hydrogenated (benzylphenyl) -phenylethane containing 0 to 2 methyl substituents and 0 to 2 ethyl substituents. Process according to claim 11, characterized in that the hydrocarbon consists of hydrogenated dibenzylbenzene containing 0 to 2 methyl substituents and 0 to 2 ethyl substituents. The method according to claim 11, wherein x is zero in the formula. Process according to claim 11, characterized in that the hydrocarbon consists of hydrogenated benzylbiphenyl containing 0 to 2 methyl substituents and 0 to 2 ethyl substituents. Process according to claim 11, characterized in that the hydrocarbon consists of hydrogenated biphenyl-phenylethane containing 0 to 2 methyl substituents and 0 to 2 ethyl substituents. The process according to claim 11, wherein the alkyl group further comprises 100 parts of alkylcyclohexane containing 9 to 20 carbon atoms for every 100 parts of said hydrocarbon. The process according to claim 11, wherein the alkyl group further comprises 10 to 60 parts of an alkylcyclohexane containing 9 to 20 carbon atoms for every 100 parts of the hydrocarbon. ※ Note: The disclosure is based on the initial application.