(19)

(11)

EP 2 155 843 A1

(12)

(43) Date of publication: 24.02.2010 Bulletin 2010/08 (21) Application number: 08717898.4 (22) Date of filing: 17.03.2008

(51) International Patent Classification (IPC):  C10M 171/02(2006.01) C10N 20/04(2006.01) C10N 40/08(2006.01) C10N 20/02(2006.01) C10N 30/02(2006.01) (86) International application number: PCT/EP2008/053161 (87) International publication number: WO 2008/148586 (11.12.2008 Gazette 2008/50)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 07.06.2007 US 759690 (71) Applicant: Evonik RohMax Additives GmbH 64293 Darmstadt (DE)	(72) Inventors: NEVEU, Christian Daniel Georges F-94440 Santeny (FR) PLACEK, Douglas G. Yardley, PA 19067 (US) HERZOG, Steven Neil Glen Mills, PA 19342 (US)