(19)

(11)

EP 1 377 616 A1

(12)

(43) Date of publication: 07.01.2004 Bulletin 2004/02 (21) Application number: 01926932.3 (22) Date of filing: 12.04.2001

(51) International Patent Classification (IPC)7: C08F 210/16, C08F 210/06 (86) International application number: PCT/US2001/012019 (87) International publication number: WO 2002/083753 (24.10.2002 Gazette 2002/43)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR (71) Applicant: ExxonMobil Chemical Patents Inc. Baytown, TX 77520-5200 (US)	(72) Inventors: COZEWITH, Charles Bellaire, TX 77401 (US) DATTA, Sudhin Houston, TX 77019-6826 (US) HU, Weiguo Baytown, TX 77521 (US) (74) Representative: Veldhuizen, Albert Dirk Willem et al ExxonMobil Chemical Europe Inc.Law TechnologyP.O. Box 105 1830 Machelen 1830 Machelen (BE)