EP 2446003 A1 20120502 - THE USE POLYALKYLENE GLYCOL-BASED ETHER PYRROLIDONE CARBOXYLIC ACIDS IN COOLING LUBRICANTS
Title (en)
THE USE POLYALKYLENE GLYCOL-BASED ETHER PYRROLIDONE CARBOXYLIC ACIDS IN COOLING LUBRICANTS
Title (de)
DIE VERWENDUNG VON AUF POLYALKYLENGLYKOL BASIERENDE ETHERPYRROLIDONCARBONSÄUREN IN KÜHLSCHMIERSTOFFEN
Title (fr)
L'UTILISATION DES ACIDES ÉTHERPYRROLIDONE CARBOXYLIQUES À BASE DE POLYALKYLÈNE GLYCOL DANS FLUIDES D'USINAGE
Publication
Application
Priority
- EP 2010003063 W 20100519
- DE 102009030412 A 20090625
Abstract (en)
[origin: WO2010149252A1] The invention relates to ether pyrrolidone carboxylic acids of formula (1), wherein R1 represents a C1-C6-hydrocarbon group containing 1 to 4 oxy groups, R2 represents H, CH3, CH2CH3, (A-O) represents a (poly)alkylene glycol unit containing one or more C2-C4-alkoxy groups or a mixture of several C2-C4-alkoxy groups, wherein at least one alkoxy group is a butoxy or propoxy group, M represents hydrogen, alkali metal, alkaline earth metal, or an ammonium group, y is 1 or 2, and x is 1, 2, 3, or 4.
IPC 8 full level
C10M 133/02 (2006.01); C07D 207/277 (2006.01); C10M 133/44 (2006.01); C10M 173/02 (2006.01); C10N 30/06 (2006.01); C10N 40/20 (2006.01); C10N 40/22 (2006.01)
CPC (source: EP US)
C07D 207/277 (2013.01 - EP US); C10M 133/02 (2013.01 - EP US); C10M 133/44 (2013.01 - EP US); C10M 173/02 (2013.01 - EP US); C10M 2215/042 (2013.01 - EP US); C10M 2215/08 (2013.01 - EP US); C10M 2215/222 (2013.01 - EP US); C10M 2215/223 (2013.01 - EP US); C10M 2219/04 (2013.01 - EP US); C10N 2020/011 (2020.05 - EP US); C10N 2030/06 (2013.01 - EP US); C10N 2040/20 (2013.01 - EP US); C10N 2040/22 (2013.01 - EP US)
Citation (search report)
See references of WO 2010149252A1
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 SE SI SK SM TR
DOCDB simple family (publication)
DE 102009030412 A1 20101230; BR PI1011781 A2 20160322; CN 102395660 A 20120328; CN 102395660 B 20130814; EP 2446003 A1 20120502; JP 2012530730 A 20121206; JP 5706405 B2 20150422; US 2012088705 A1 20120412; WO 2010149252 A1 20101229
DOCDB simple family (application)
DE 102009030412 A 20090625; BR PI1011781 A 20100519; CN 201080016288 A 20100519; EP 10724279 A 20100519; EP 2010003063 W 20100519; JP 2012516536 A 20100519; US 201013376403 A 20100519