(19)

(11)

EP 1 017 740 A1

(12)

(43) Date of publication: 12.07.2000 Bulletin 2000/28 (21) Application number: 98953232.0 (22) Date of filing: 29.09.1998

(51) International Patent Classification (IPC)7: C08J 9/14, C07C 13/10, C07C 5/03 // C08J9:14, C08L75:04 (86) International application number: PCT/US9820/704 (87) International publication number: WO 9916/816 (08.04.1999 Gazette 1999/14)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 29.09.1997 US 60267 P (71) Applicant: EXXON CHEMICAL PATENTS INC. Baytown, TX 77520-5200 (US)	(72) Inventors: MERCHANT, Philip, Jr. Katy, TX 77450 (US) HAMPTON, Sherman, W. Dayton, TX 77535 (US) (74) Representative: Dew, Melvyn John et al ExxonMobil Chemical Europe Inc.,P.O. Box 105 1830 Machelen 1830 Machelen (BE)