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(11)

EP 2 707 470 A1

(12)

(43) Date of publication: 19.03.2014 Bulletin 2014/12 (21) Application number: 12722998.7 (22) Date of filing: 08.05.2012

(51) International Patent Classification (IPC):  C10M 129/72(2006.01) C10N 30/06(2006.01) C10N 40/25(2006.01) C10M 133/16(2006.01) C10N 30/12(2006.01) C10N 40/04(2006.01) (86) International application number: PCT/US2012/036867 (87) International publication number: WO 2012/154708 (15.11.2012 Gazette 2012/46)

(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 RS SE SI SK SM TR (30) Priority: 12.05.2011 US 201161485247 P (71) Applicant: The Lubrizol Corporation Wickliffe, OH 44092-2298 (US)	(72) Inventors: SACCOMANDO, Daniel J. Sheffield South Yorkshire S36 9QN (GB) VICKERMAN, Richard J. Wickliffe Ohio 44092-2298 (US) BARTLEY, Stuart L. Wickliffe Ohio 44092-2298 (US) KOCSIS, Jody A. Wickliffe Ohio 44092-2298 (US) (74) Representative: Mallalieu, Catherine Louise  D Young & Co LLP 120 Holborn London EC1N 2DY London EC1N 2DY (GB)