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(11)

EP 1 627 032 A1

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(43) Date of publication: 22.02.2006 Bulletin 2006/08 (21) Application number: 03729145.7 (22) Date of filing: 27.05.2003

(51) International Patent Classification (IPC):  C10M 173/00(1985.01) C10M 119/02(1985.01) C10M 125/24(1985.01) C10M 133/54(1985.01) C10M 129/08(1985.01) C10M 173/00(1985.01) C10M 117/04(1985.01) C10M 135/04(1985.01) C10M 129/93(1985.01) C10M 129/74(1985.01) (86) International application number: PCT/US2003/016579 (87) International publication number: WO 2004/106475 (09.12.2004 Gazette 2004/50)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR (71) Applicant: The Lubrizol Corporation Wickliffe, Ohio 44092-2298 (US)	(72) Inventors: MANKA, John S. Chardon, OH 44024 (US) SIVIK, Matthew R. Broadview Hts., OH 44147 (US) DENIS, Richard A. Auburn Township, OH 44023 (US) (74) Representative: von Kreisler Selting Werner  Patentanwälte Deichmannhaus am Dom Bahnhofsvorplatz 1 50667 Köln 50667 Köln (DE)