(19)

(11)

EP 1 945 743 A2

(12)

(88) Date of publication A3: 07.06.2007 (43) Date of publication: 23.07.2008 Bulletin 2008/30 (21) Application number: 06814851.9 (22) Date of filing: 15.09.2006

(51) International Patent Classification (IPC):  C10M 125/10(2006.01) C10M 141/06(2006.01) C10M 161/00(2006.01) C10N 10/02(2006.01) C10N 10/16(2006.01) C10N 30/04(2006.01) C10M 171/06(2006.01) C10M 141/08(2006.01) C10G 1/00(2006.01) C10N 10/04(2006.01) C10N 20/06(2006.01) (86) International application number: PCT/US2006/036273 (87) International publication number: WO 2007/035626 (29.03.2007 Gazette 2007/13)

(84) Designated Contracting States: DE FR GB IT PL SE (30) Priority: 20.09.2005 US 718697 P (71) Applicant: The Lubrizol Corporation Wickliffe, Ohio 44092 (US)	(72) Inventors: PSAILA, Alexander Belper, Derby DE56 1QN (GB) HOBSON, David Belper, Derby DE56 1QN (GB) CALDER, Raymond Belper, Derby DE56 1QN (GB) (74) Representative: Bradley, Josephine Mary et al D Young & Co 120 Holborn London EC1N 2DY London EC1N 2DY (GB)