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(11)

EP 1 664 252 A1

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(43) Date of publication: 07.06.2006 Bulletin 2006/23 (21) Application number: 04784532.6 (22) Date of filing: 17.09.2004

(51) International Patent Classification (IPC):  C10M 163/00(1985.01) C10M 129/76(1985.01) C10M 159/22(1985.01) C10M 129/76(1985.01) C10M 159/24(1985.01) C10N 10/04(1985.01) C10N 30/10(1985.01) C10M 163/00(1985.01) C10M 133/56(1985.01) C10M 163/00(1985.01) C10M 133/56(1985.01) C10N 10/02(1985.01) C10N 30/08(1985.01) C10N 40/25(1990.01) (86) International application number: PCT/US2004/030685 (87) International publication number: WO 2005/030913 (07.04.2005 Gazette 2005/14)

(84) Designated Contracting States: DE ES FR (30) Priority: 25.09.2003 US 670889 (71) Applicant: The Lubrizol Corporation Wickliffe, Ohio 44092 (US)	(72) Inventors: BARNES, W. Preston Concord, OH 44060 (US) PATEL, Jayram D. Eastlake, OH 44095 (US) CARRICK, Virginia A. Chardon, OH 44024 (US) (74) Representative: von Kreisler Selting Werner  Patentanwälte Deichmannhaus am Dom Bahnhofsvorplatz 1 50667 Köln 50667 Köln (DE)