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(11)

EP 2 794 091 A1

(12)

(43) Date of publication: 29.10.2014 Bulletin 2014/44 (21) Application number: 12885121.9 (22) Date of filing: 20.09.2012

(51) International Patent Classification (IPC):  B01J 21/08(2006.01) B01J 6/00(2006.01) B01J 37/03(2006.01) (86) International application number: PCT/US2012/056300 (87) International publication number: WO 2014/046659 (27.03.2014 Gazette 2014/13)

(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 (71) Applicant: BASF SE 67056 Ludwigshafen (DE)	(72) Inventor: CHOI, Sung Yuen Tarrytown, NY 10591 (US) (74) Representative: Maiwald Patentanwalts GmbH  Elisenhof Elisenstrasse 3 80335 München 80335 München (DE)