EP 0244838 A1 19871111 - Use of a fluid perfluoropolyether having a very high viscosity as a lubricant.
Title (en)
Use of a fluid perfluoropolyether having a very high viscosity as a lubricant.
Title (de)
Verwendung eines flüssigen Perfluorpolyethers mit sehr hoher Viskosität als Schmiermittel.
Title (fr)
Utilisation d'un polyéther perfluoré à viscosité très élevée comme lubrifiant.
Publication
Application
Priority
IT 2032286 A 19860506
Abstract (en)
Use as the basic component of lubricating oils and greases, of a fluid perfluoropolyether, with linear structure, having a kinematic viscosity at 20 DEG C not lower than 8,000 cSt, and constituted by sequences of perfluorooxyalkylene units selected from -CF2CF2O-, -CF2O, -CF2CF2CF2O- units.
IPC 1-7
IPC 8 full level
C10M 107/38 (2006.01); C10M 169/02 (2006.01); C10N 20/02 (2006.01); C10N 50/10 (2006.01)
CPC (source: EP)
C10M 107/38 (2013.01); C10M 119/22 (2013.01); C10M 169/02 (2013.01); C10M 2211/06 (2013.01); C10M 2213/00 (2013.01); C10M 2213/02 (2013.01); C10M 2213/023 (2013.01); C10M 2213/04 (2013.01); C10M 2213/043 (2013.01); C10M 2213/06 (2013.01); C10M 2213/0606 (2013.01); C10M 2213/062 (2013.01); C10M 2213/0623 (2013.01)
Citation (search report)
- [XDL] EP 0095825 A2 19831207 - MONTEDISON SPA [IT]
- [Y] EP 0089820 A1 19830928 - MONTEDISON SPA [IT]
- [YD] EP 0148482 A2 19850717 - DAIKIN IND LTD [JP]
- [Y] US 4438006 A 19840320 - SNYDER JR CARL E [US], et al
- [YD] US 3665041 A 19720523 - SIANESI DARIO, et al
- [A] US 3242218 A 19660322 - MILLER WILLIAM T
- [A] US 4438007 A 19840320 - SNYDER JR CARL E [US], et al
- [XP] EP 0180996 A2 19860514 - DAIKIN IND LTD [JP]
Designated contracting state (EPC)
AT BE DE ES FR GB IT NL SE
DOCDB simple family (publication)
EP 0244838 A1 19871111; EP 0244838 B1 19920729; AT E78864 T1 19920815; CA 1285549 C 19910702; DE 3780695 D1 19920903; IT 1189486 B 19880204; IT 8620322 A0 19860506; IT 8620322 A1 19871106; JP S6322896 A 19880130
DOCDB simple family (application)
EP 87106528 A 19870506; AT 87106528 T 19870506; CA 536351 A 19870505; DE 3780695 T 19870506; IT 2032286 A 19860506; JP 10905787 A 19870506