(19)

(11)

EP 2 585 205 A2

(12)

(88) Date of publication A3: 28.06.2012 (43) Date of publication: 01.05.2013 Bulletin 2013/18 (21) Application number: 11815600.9 (22) Date of filing: 22.06.2011

(51) International Patent Classification (IPC):  B01F 17/28(2006.01) C06B 47/14(2006.01) (86) International application number: PCT/US2011/041384 (87) International publication number: WO 2012/047333 (12.04.2012 Gazette 2012/15)

(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: 25.06.2010 US 358556 P (71) Applicant: The Lubrizol Corporation Wickliffe, OH 44092-2298 (US)	(72) Inventors: WOLAK, Thomas J. Wickliffe Ohio 440-2-2298 (US) KOLP, Christopher J. Wickliffe Ohio 440-2-2298 (US) MASTRANGELO, Antonio Belper Derby DE56 1QN (GB) LOVE, Barry Belper Derby DE56 1QN (GB) (74) Representative: Mallalieu, Catherine Louise et al D Young & Co LLP 120 Holborn London EC1N 2DY London EC1N 2DY (GB)