(19)

(11)

EP 2 697 166 A2

(12)

(88) Date of publication A3: 10.10.2013 (43) Date of publication: 19.02.2014 Bulletin 2014/08 (21) Application number: 12864937.3 (22) Date of filing: 05.04.2012

(51) International Patent Classification (IPC):  C01B 39/22(2006.01) C07C 7/12(2006.01) B01J 20/18(2006.01) C07C 15/08(2006.01) (86) International application number: PCT/US2012/032255 (87) International publication number: WO 2013/106017 (18.07.2013 Gazette 2013/29)

(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: 13.04.2011 US 201161474927 P 13.04.2011 US 201161474923 P (71) Applicant: UOP LLC Des Plaines, Illinois 60017-5017 (US)	(72) Inventors: HURST, Jack E. Chickasaw, Alabama 36611 (US) CHENG, Linda S. Des Plaines, Illinois 60017-5017 (US) BROACH, Robert W. Des Plaines, Illinois 60017-5017 (US) (74) Representative: Boult Wade Tennant  Verulam Gardens 70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)