Global Patent Index - EP 2193185 A2

EP 2193185 A2 20100609 - LUBRICANT COMPOSITION WITH LOW DEPOSITION TENDENCY

Title (en)

LUBRICANT COMPOSITION WITH LOW DEPOSITION TENDENCY

Title (de)

SCHMIERSTOFFZUSAMMENSETZUNG MIT GERINGER ABSCHEIDUNGSNEIGUNG

Title (fr)

COMPOSITION DE LUBRIFIANT AVEC UNE FAIBLE TENDANCE AU DÉPÔT

Publication

EP 2193185 A2 20100609 (EN)

Application

EP 08795504 A 20080821

Priority

  • US 2008009970 W 20080821
  • US 96559807 P 20070821

Abstract (en)

[origin: WO2009025844A2] Lubricant base oil blends and finished lubricating compositions having low deposition tendency are provided. The base oil blends consist essentially of about 20 wt % to about 80 wt %, based on the total weight of the blend, of an F-T Group III base oil having less than 5 wt % cycloparaffins, the balance of the blend being a Group III base oil having at least 35 wt % cycloparaffins. The finished lubricating compositions comprise a major amount of the base oil blend of the invention and at least one engine oil additive.

IPC 8 full level

C10M 111/04 (2006.01); C10M 169/04 (2006.01); C10N 30/10 (2006.01)

CPC (source: EP US)

C10M 111/04 (2013.01 - EP US); C10M 169/04 (2013.01 - EP US); C10M 2203/1006 (2013.01 - EP US); C10M 2203/1065 (2013.01 - EP US); C10M 2205/173 (2013.01 - EP US); C10N 2030/10 (2013.01 - EP US)

Citation (search report)

See references of WO 2009025844A2

Citation (examination)

EP 1845151 A1 20071017 - NIPPON OIL CORP [JP], et al

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA MK RS

DOCDB simple family (publication)

WO 2009025844 A2 20090226; WO 2009025844 A3 20090514; CA 2697030 A1 20090226; EP 2193185 A2 20100609; SG 10201706802T A 20171030; SG 183764 A1 20120927; US 2009054285 A1 20090226

DOCDB simple family (application)

US 2008009970 W 20080821; CA 2697030 A 20080821; EP 08795504 A 20080821; SG 10201706802T A 20080821; SG 2012062485 A 20080821; US 22916108 A 20080820