(19)

(11)

EP 1 841 846 A1

(12)

(43) Date of publication: 10.10.2007 Bulletin 2007/41 (21) Application number: 05824508.5 (22) Date of filing: 22.11.2005

(51) International Patent Classification (IPC):  C10M 169/04(2006.01) C10N 30/04(2006.01) C10N 30/02(2006.01) C10N 40/25(2006.01) (86) International application number: PCT/US2005/042460 (87) International publication number: WO 2006/060255 (08.06.2006 Gazette 2006/23)

(84) Designated Contracting States: DE FR GB (30) Priority: 01.12.2004 US 658 (71) Applicant: The Lubrizol Corporation (an Ohio corporation) Wickliffe Ohio 44092-2298 (US)	(72) Inventors: BASAR, Paul, D. Wickliffe, Ohio 44092 (US) GOODLIVE, Steven, A. Wickliffe, Ohio 44092 (US) TARACHA, John, W. Wickliffe, Ohio 44092 (US) ABRAHAM, William, D. Wickliffe, Ohio 44092 (US) (74) Representative: Bradley, Josephine Mary  D Young & Co 120 Holborn London EC1N 2DY London EC1N 2DY (GB)