Global Patent Index - EP 1394239 A1

EP 1394239 A1 20040303 - Cyclic thioamides as additives for lubricating oils

Title (en)

Cyclic thioamides as additives for lubricating oils

Title (de)

Cyclische Thioamiden als Zusatz für Schmieröle

Title (fr)

Thioamides cycliques comme additifs pour huiles lubrifiantes

Publication

EP 1394239 A1 20040303 (EN)

Application

EP 03254690 A 20030728

Priority

US 40154202 P 20020807

Abstract (en)

A composition comprising: (a) from 0.1% to 20% of at least one cyclic thioamide of formula I: <CHEM> wherein X is CR<5>R<6>, CR<5>R<6>NR<7> or CR<5>R<6>CR<8>R<9>; R<1>, R<2>, R<3>, R<4>, R<5>, R<6>, R<7>, R<8> and R<9> are independently hydrogen, alkyl, alkenyl, aryl or aralkyl; or R<1> and R<2>, or R<3> and R<4>, combine with the carbon atom to which they are attached to form an alkyl or alkenyl ring; and (b) a lubricating oil.

IPC 1-7

C10M 135/14

IPC 8 full level

F04B 39/02 (2006.01); C10M 135/14 (2006.01); C10M 135/32 (2006.01); C10M 169/04 (2006.01); C10N 30/06 (2006.01); C10N 40/04 (2006.01); C10N 40/08 (2006.01); C10N 40/12 (2006.01); C10N 40/20 (2006.01); C10N 40/25 (2006.01); C10N 40/30 (2006.01)

CPC (source: EP US)

C10M 135/14 (2013.01 - EP US); C10M 2219/09 (2013.01 - EP US); C10N 2030/06 (2013.01 - EP US); C10N 2030/10 (2013.01 - EP US); C10N 2030/12 (2013.01 - EP US); C10N 2030/45 (2020.05 - EP US)

Citation (search report)

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

US 2004029744 A1 20040212; EP 1394239 A1 20040303; JP 2004162028 A 20040610

DOCDB simple family (application)

US 63618503 A 20030807; EP 03254690 A 20030728; JP 2003287836 A 20030806