(19)

(11)

EP 1 613 712 A1

(12)

(43) Date of publication: 11.01.2006 Bulletin 2006/02 (21) Application number: 03723960.5 (22) Date of filing: 11.04.2003

(51) International Patent Classification (IPC):  C10G 45/00(1980.01) C10G 65/00(1980.01) C10G 47/00(1980.01) C10G 31/09(1980.01) (86) International application number: PCT/US2003/010985 (87) International publication number: WO 2004/099347 (18.11.2004 Gazette 2004/47)

(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 PT RO SE SI SK TR Designated Extension States: AL LT LV MK (71) Applicant: ExxonMobil Research and Engineering Company Annandale, NJ 08801-0900 (US)	(72) Inventors: IACCINO, Larry, Lee Friendswood, TX 77546 (US) ELLIS, Edward, Stanley Falls Church, VA 22042 (US) GUPTA, Ramesh Berkeley Heights, NJ 07922 (US) RAICH, Brenda, Anne Houston, TX 77006 (US) (74) Representative: Pols, Ronald Maarten et al ExxonMobil Chemical Europe Inc., PO Box 105 1830 Machelen 1830 Machelen (BE)