(19)

(11)

EP 2 462 213 A1

(12)

(43) Date of publication: 13.06.2012 Bulletin 2012/24 (21) Application number: 10739448.8 (22) Date of filing: 29.07.2010

(51) International Patent Classification (IPC):  C10M 163/00(2006.01) C10N 50/08(2006.01) C10N 50/10(2006.01) C10N 70/00(2006.01) (86) International application number: PCT/US2010/043664 (87) International publication number: WO 2011/017186 (10.02.2011 Gazette 2011/06)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 04.08.2009 US 231144 P (71) Applicant: The Lubrizol Corporation Wickliffe, OH 44092-2298 (US)	(72) Inventor: BURRINGTON, James D. Wickliffe Ohio 44092-2298 (US) (74) Representative: Mallalieu, Catherine Louise et al D Young & Co LLP 120 Holborn London EC1N 2DY London EC1N 2DY (GB)