Global Patent Index - EP 0454380 A1

EP 0454380 A1 19911030 - Lubricating oil composition containing combination of succinimide and mannich base dispersants.

Title (en)

Lubricating oil composition containing combination of succinimide and mannich base dispersants.

Title (de)

Schmierölzusammensetzung, die ein Gemisch von Bernsteinsäureimide- und Mannichbase-Dispergiermitteln enthalten.

Title (fr)

Composition d'huile lubrifiante contenant une combinaison de dispersants à base de succinimide de base de mannich.

Publication

EP 0454380 A1 19911030 (EN)

Application

EP 91303538 A 19910419

Priority

US 51149590 A 19900420

Abstract (en)

Effective prevention of low temperature sludge formation and significantly reduced wear is obtained utilizing a lubricating oil composition having a combination dispersant of a hydrocarbon-substituted succinimide and a Mannich condensation product.

IPC 1-7

C10M 163/00; C10N 20/04; C10N 30/04; C10N 60/00; C10N 60/12; C10N 60/14

IPC 8 full level

C10M 163/00 (2006.01); C10M 165/00 (2006.01); C10N 30/04 (2006.01); C10N 30/06 (2006.01)

CPC (source: EP)

C10M 133/56 (2013.01); C10M 159/16 (2013.01); C10M 163/00 (2013.01); C10M 2207/026 (2013.01); C10M 2207/027 (2013.01); C10M 2207/028 (2013.01); C10M 2207/125 (2013.01); C10M 2207/129 (2013.01); C10M 2207/144 (2013.01); C10M 2207/146 (2013.01); C10M 2207/262 (2013.01); C10M 2209/084 (2013.01); C10M 2209/103 (2013.01); C10M 2209/108 (2013.01); C10M 2211/022 (2013.01); C10M 2211/06 (2013.01); C10M 2215/04 (2013.01); C10M 2215/064 (2013.01); C10M 2215/08 (2013.01); C10M 2215/082 (2013.01); C10M 2215/26 (2013.01); C10M 2215/28 (2013.01); C10M 2217/042 (2013.01); C10M 2217/043 (2013.01); C10M 2217/046 (2013.01); C10M 2217/06 (2013.01); C10M 2219/00 (2013.01); C10M 2219/02 (2013.01); C10M 2219/022 (2013.01); C10M 2219/024 (2013.01); C10M 2219/044 (2013.01); C10M 2219/046 (2013.01); C10M 2219/068 (2013.01); C10M 2219/087 (2013.01); C10M 2219/088 (2013.01); C10M 2219/089 (2013.01); C10M 2223/045 (2013.01); C10M 2227/061 (2013.01); C10M 2229/02 (2013.01); C10M 2229/05 (2013.01); C10N 2010/04 (2013.01); C10N 2070/02 (2020.05)

Citation (search report)

Designated contracting state (EPC)

BE DE ES FR GB IT

DOCDB simple family (publication)

EP 0454380 A1 19911030; AU 7520091 A 19911024; CA 2040539 A1 19911021; JP H0525487 A 19930202

DOCDB simple family (application)

EP 91303538 A 19910419; AU 7520091 A 19910418; CA 2040539 A 19910416; JP 11549191 A 19910419