(19)

(11)

EP 2 736 869 A2

(12)

(88) Date of publication A3: 21.03.2013 (43) Date of publication: 04.06.2014 Bulletin 2014/23 (21) Application number: 12817777.1 (22) Date of filing: 03.07.2012

(51) International Patent Classification (IPC):  C07C 29/157(2006.01) B01J 23/40(2006.01) C07C 31/26(2006.01) (86) International application number: PCT/US2012/045343 (87) International publication number: WO 2013/015955 (31.01.2013 Gazette 2013/05)

(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: 28.07.2011 US 201113192907 28.07.2011 US 201113192970 (71) Applicant: UOP LLC Des Plaines, Illinois 60017-5017 (US)	(72) Inventors: CHEN, John, Q. Des Plaines, Illinois 60017-5017 (US) KALNES, Tom, N. Des Plaines, Illinois 60017-5017 (US) KOCAL, Joseph, A. Des Plaines, Illinois 60017-5017 (US) (74) Representative: Pratt, Michelle Diane  Boult Wade Tennant Verulam Gardens 70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)