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(11)

EP 2 892 875 A2

(12)

(88) Date of publication A3: 01.05.2014 (43) Date of publication: 15.07.2015 Bulletin 2015/29 (21) Application number: 13836057.3 (22) Date of filing: 27.08.2013

(51) International Patent Classification (IPC):  C07C 211/60(2006.01) H01G 9/20(2006.01) H01L 31/0256(2006.01) C09K 11/06(2006.01) H01L 31/0232(2014.01) H01L 51/46(2006.01) (86) International application number: PCT/IB2013/058018 (87) International publication number: WO 2014/037847 (13.03.2014 Gazette 2014/11)

(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 (30) Priority: 04.09.2012 EP 12183007 (71) Applicant: BASF SE 67056 Ludwigshafen (DE)	(72) Inventors: BRUDER, Ingmar 67112 Mutterstadt (DE) SENS, Rüdiger 67069 Ludwigshafen (DE) SEND, Robert 76137 Karlsruhe (DE) WONNEBERGER, Henrike 68165 Mannheim (DE) BERGMANN, Hermann 49074 Osnabrück (DE) GETAUTIS, Vytautas LT-51390 Kaunas (LT) DASKEVICIENE, Maryte LT-55232 Jonava (LT) MALINAUSKAS, Tadas LT-49317 Kaunas (LT) TOMKUTE-LUKSIENE, Daiva LT-56356 Kaisiadoriai (LT)