(19)

(11)

EP 1 663 485 A2

(12)

(88) Date of publication A3: 28.04.2005 (43) Date of publication: 07.06.2006 Bulletin 2006/23 (21) Application number: 04779260.1 (22) Date of filing: 27.07.2004

(51) International Patent Classification (IPC):  B01J 29/70(1995.01) B01J 35/10(1974.07) C10G 45/64(1980.01) B01J 23/882(1995.01) C10G 45/08(1980.01) C10G 65/02(1980.01) (86) International application number: PCT/US2004/024127 (87) International publication number: WO 2005/012462 (10.02.2005 Gazette 2005/06)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 01.08.2003 US 492080 P 01.08.2003 US 492081 P (71) Applicant: ExxonMobil Research and Engineering Company Annandale, NJ 08801-0900 (US)	(72) Inventors: SHIH, Stuart, S. Baton Rouge, LA 70810 (US) STERN, David, L. Baton Rouge, LA 70810 (US) ACHARYA, Madhav Vienna, VA 22182 (US) WELCH, Robert, C. Baton Rouge, LA 70808-5122 (US) STUNTZ, Gordon, F. Baton Rouge, LA 70816 (US) (74) Representative: Pols, Ronald Maarten  ExxonMobil Chemical Europe Inc., PO Box 105 1830 Machelen 1830 Machelen (BE)