(19)

(11)

EP 3 149 123 A2

(12)

(88) Date of publication A3: 25.02.2016 (43) Date of publication: 05.04.2017 Bulletin 2017/14 (21) Application number: 15744719.4 (22) Date of filing: 29.05.2015

(51) International Patent Classification (IPC):  C10M 133/04(2006.01) C10L 10/18(2006.01) C10L 1/2383(2006.01) (86) International application number: PCT/US2015/033247 (87) International publication number: WO 2015/184301 (03.12.2015 Gazette 2015/48)

(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 Designated Extension States: BA ME Designated Validation States: MA (30) Priority: 30.05.2014 US 201462005166 P (71) Applicant: The Lubrizol Corporation Wickliffe, OH 44092-2298 (US)	(72) Inventors: STEVENSON, Paul R. Derby Derbyshire DE56 1QN (GB) BUSH, James H. Wickliffe, Ohio 44092-2298 (US) MORETON, David J. Derby Derbyshire DE56 1QN (GB) (74) Representative: D Young & Co LLP  120 Holborn London EC1N 2DY London EC1N 2DY (GB)