EP 0293427 B1 19900502 - PROCESS FOR PRODUCING A PTFE-DISPERSION SUITABLE AS LUBRICATING OIL OR AS ADDITIVE FOR LUBRICATING OILS
Title (en)
PROCESS FOR PRODUCING A PTFE-DISPERSION SUITABLE AS LUBRICATING OIL OR AS ADDITIVE FOR LUBRICATING OILS
Publication
Application
Priority
DE 3642617 A 19861213
Abstract (en)
[origin: WO8804314A1] A process for producing a dispersion of PTFE in oil useful as lubricating oil or as additive for lubricating oils. A wetting mixture is obtained by mixing into the dispersion a non-ionic surfactant as antistatic agent, permanently deposited on the PTFE particles through subsequent heat treatment with several temperature zones.
IPC 1-7
C10M 145/28; C10M 145/36; C10M 147/02; C10M 157/02; C10M 177/00; C10N 40/00
IPC 8 full level
C10M 147/02 (2006.01); C10M 157/02 (2006.01); C10M 169/04 (2006.01); C10M 177/00 (2006.01); C10N 20/06 (2006.01); C10N 30/00 (2006.01); C10N 30/04 (2006.01); C10N 40/00 (2006.01); C10N 40/08 (2006.01); C10N 70/00 (2006.01)
CPC (source: EP US)
C10M 145/28 (2013.01 - EP); C10M 145/36 (2013.01 - EP); C10M 147/02 (2013.01 - EP US); C10M 157/02 (2013.01 - EP US); C10M 177/00 (2013.01 - EP US); C10M 2201/02 (2013.01 - EP US); C10M 2209/104 (2013.01 - EP US); C10M 2211/06 (2013.01 - EP US); C10M 2213/02 (2013.01 - EP US); C10M 2213/062 (2013.01 - EP US); C10N 2040/02 (2013.01 - EP US); C10N 2040/25 (2013.01 - EP US); C10N 2040/251 (2020.05 - EP US); C10N 2040/255 (2020.05 - EP US); C10N 2040/28 (2013.01 - EP US); C10N 2050/02 (2013.01 - EP US); C10N 2070/02 (2020.05 - EP US)
Designated contracting state (EPC)
BE DE FR GB IT NL
DOCDB simple family (publication)
DE 3642617 C1 19880421; AU 8330587 A 19880630; BR 8707580 A 19890314; CA 1301145 C 19920519; DE 3762524 D1 19900607; EP 0293427 A1 19881207; EP 0293427 B1 19900502; ES 2009226 A6 19890916; JP 2527800 B2 19960828; JP H01501634 A 19890608; US 4806281 A 19890221; WO 8804314 A1 19880616
DOCDB simple family (application)
DE 3642617 A 19861213; AU 8330587 A 19871202; BR 8707580 A 19871202; CA 554295 A 19871214; DE 3762524 T 19871202; EP 8700748 W 19871202; EP 87907956 A 19871202; ES 8703574 A 19871214; JP 50022687 A 19871202; US 4894287 A 19870512