(19)

(11)

EP 2 627 742 A1

(12)

(43) Date of publication: 21.08.2013 Bulletin 2013/34 (21) Application number: 11748640.7 (22) Date of filing: 23.08.2011

(51) International Patent Classification (IPC):  C10M 149/02(2006.01) C10M 149/10(2006.01) (86) International application number: PCT/EP2011/064412 (87) International publication number: WO 2012/048931 (19.04.2012 Gazette 2012/16)

(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: 14.10.2010 US 393076 P (71) Applicant: Evonik Oil Additives GmbH 64293 Darmstadt (DE)	(72) Inventors: LANGSTON, Justin August Kutztown PA 19530 (US) WEBB, Michael E Sellersville PA 18960 (US) MOORE, Peter Glenside PA 19038 (US) CRESSMAN, Trilby Palmyra 08065 (US) WANG, Jen-Lung Villanova PA 19085 (US)