EP 2773731 A2 20140910 - OIL SOLUBLE POLYALKYLENE GLYCOL LUBRICANT COMPOSITIONS
Title (en)
OIL SOLUBLE POLYALKYLENE GLYCOL LUBRICANT COMPOSITIONS
Title (de)
ÖLLÖSLICHE POLYALKYLEN-GLYCOL-SCHMIERMITTELZUSAMMENSETZUNG
Title (fr)
COMPOSITIONS LUBRIFIANTES DE POLY(ALKYLÈNE GLYCOL) SOLUBLES DANS L'HUILE
Publication
Application
Priority
- US 201161554095 P 20111101
- US 2012061807 W 20121025
Abstract (en)
[origin: WO2013066702A2] A lubricant composition comprising at least 90 wt% of at least one oil soluble polyalkylene glycol (OSP), wherein the OSP comprises at least 40 wt% units derived from butylene oxide and at least 40 wt% units derived from propylene oxide, initiated by one or more initiators selected from monols, diols, and polyols; and at least 0.05 wt% of at least one anti-wear additive; wherein the lubricant composition exhibits a four ball anti-wear of less than or equal to 0.35 mm and an air release value at 50 °C of less than or equal to 1 minute is provided.
IPC 8 full level
C10M 169/04 (2006.01); C10N 30/02 (2006.01); C10N 30/04 (2006.01); C10N 30/06 (2006.01); C10N 40/00 (2006.01); C10N 40/08 (2006.01); C10N 40/25 (2006.01); C10N 40/30 (2006.01)
CPC (source: EP US)
C10M 141/10 (2013.01 - US); C10M 169/04 (2013.01 - EP US); C10M 107/34 (2013.01 - US); C10M 133/44 (2013.01 - US); C10M 137/04 (2013.01 - US); C10M 137/08 (2013.01 - US); C10M 2207/026 (2013.01 - EP US); C10M 2209/1065 (2013.01 - EP US); C10M 2209/1075 (2013.01 - EP US); C10M 2209/1085 (2013.01 - EP US); C10M 2215/065 (2013.01 - EP US); C10M 2215/223 (2013.01 - EP US); C10M 2219/066 (2013.01 - EP US); C10M 2223/04 (2013.01 - EP US); C10M 2223/043 (2013.01 - EP US); C10M 2223/045 (2013.01 - EP US); C10M 2223/047 (2013.01 - EP US); C10M 2223/049 (2013.01 - EP US); C10N 2030/00 (2013.01 - EP US); C10N 2030/02 (2013.01 - EP US); C10N 2030/06 (2013.01 - EP US); C10N 2040/08 (2013.01 - EP US); C10N 2040/25 (2013.01 - EP US); C10N 2040/30 (2013.01 - EP US)
C-Set (source: EP US)
Citation (search report)
See references of WO 2013066702A2
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2013066702 A2 20130510; WO 2013066702 A3 20131107; CN 103890154 A 20140625; EP 2773731 A2 20140910; JP 2014534316 A 20141218; US 2014303053 A1 20141009
DOCDB simple family (application)
US 2012061807 W 20121025; CN 201280050748 A 20121025; EP 12784827 A 20121025; JP 2014538981 A 20121025; US 201214353538 A 20121025