(19)

(11)

EP 2 459 673 A1

(12)

(43) Date of publication: 06.06.2012 Bulletin 2012/23 (21) Application number: 09781297.8 (22) Date of filing: 30.07.2009

(51) International Patent Classification (IPC):  C09K 8/60(2006.01) C09K 8/68(2006.01) (86) International application number: PCT/EP2009/059879 (87) International publication number: WO 2011/012164 (03.02.2011 Gazette 2011/05)

(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 MK MT NL NO PL PT RO SE SI SK SM TR (71) Applicant: BASF SE 67056 Ludwigshafen (DE)	(72) Inventors: LAWRENCE, Sally Clare Calgary AB T2E 1E2 (CA) THIEME, Karena Eva Calgary AB T2G 1M2 (CA)