(19)

(11)

EP 1 713 747 A1

(12)

(43) Date of publication: 25.10.2006 Bulletin 2006/43 (21) Application number: 05749989.9 (22) Date of filing: 09.02.2005

(51) International Patent Classification (IPC):  C07C 2/32(2006.01) C08F 4/69(2006.01) C08F 110/02(2006.01) C08F 10/02(2006.01) C08F 4/00(2006.01) (86) International application number: PCT/EP2005/050565 (87) International publication number: WO 2005/082815 (09.09.2005 Gazette 2005/36)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR (30) Priority: 11.02.2004 EP 04100506 03.08.2004 EP 04018325 (71) Applicant: TOTAL PETROCHEMICALS RESEARCH FELUY 7181 Seneffe (Feluy) (BE)	(72) Inventors: BODART, Philippe B-4480 Clermont-sous-Huy (Engis) (BE) NENU, Cristina NL-3434 HS Nieuwegein (NL) WECKHUYSEN, Bert NL-3992 KK Houten (NL) (74) Representative: Leyder, Francis  Total Petrochemicals Research Feluy Département Brevets Zone Industrielle C 7181 Seneffe (Feluy) 7181 Seneffe (Feluy) (BE)