Schmiermittelzusammensetzung

Lubricating oil composition

Composition d'huile lubrifiante

Abstract

A lubricating oil composition for an automatic or continuously variable transmission, which comprises a lubricating base stock and 0.1 to 10 wt.%, based on the whole weight of the composition, of a compound composed of at least one of alkyl- or alkenyl-substituted cyclic dicarboxylic anhydrides. The composition can achieve a sufficient friction coefficient in a high sliding speed range in the automatic or continuously variable transmission.

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Patent Citations (7)

    Publication numberPublication dateAssigneeTitle
    EP-0116460-A2August 22, 1984Exxon Research And Engineering CompanyAdditif modifiant la friction pour fluides de transmission d'énergie
    EP-0245964-A2November 19, 1987Tonen Sekiyukagaku K.K.Thermoplastic resin composition
    EP-0808852-A2November 26, 1997The Lubrizol CorporationLow chlorine polyalkylene substituted carboxylic acylating agent compositions and compounds derived therefrom
    US-3833618-ASeptember 03, 1974Standard Oil Co4-(high molecular weight alkyl-substituted carbophenoxy)phthalic anhydride and analogous diacid
    US-3912764-AOctober 14, 1975Cooper Edwin IncPreparation of alkenyl succinic anhydrides
    US-4496746-AJanuary 29, 1985Texaco Inc.Synthesis of alkenyl saturated aliphatic polycarboxylic acid anhydrides
    WO-9714772-A1April 24, 1997Exxon Chemical Patents Inc.Huiles lubrifiantes possedant une duree de friction amelioree

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Cited By (6)

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    CN-102080008-AJune 01, 2011英菲诺姆国际有限公司Lubricating oil composition
    EP-2390306-A1November 30, 2011Infineum International LimitedA lubricating oil composition
    US-7056871-B2June 06, 2006Chevron Oronite Company LlcLubricating oil composition which decreases copper corrosion and method of making same
    US-7871965-B2January 18, 2011Chevron Oronite Company LlcGear oil having low copper corrosion properties
    US-8389449-B2March 05, 2013Chevron Oronite Company LlcGear oil having low copper corrosion properties
    US-8536102-B2September 17, 2013Chevron Oronite Company LlcGear oil having low copper corrosion properties