(19)

(11)

EP 1 509 552 A1

(12)

(43) Date of publication: 02.03.2005 Bulletin 2005/09 (21) Application number: 03729088.9 (22) Date of filing: 22.05.2003

(51) International Patent Classification (IPC)7: C08F 10/00, C08F 4/64 (86) International application number: PCT/US2003/016266 (87) International publication number: WO 2003/102037 (11.12.2003 Gazette 2003/50)

(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 (30) Priority: 03.06.2002 US 385796 P (71) Applicant: Univation Technologies LLC Houston, TX 77056 (US)	(72) Inventors: COOK, Jessica, A. Clinton, NJ 08809 (US) SCHOEB-WOLTERS, Ann Marie Lebanaon, NJ 08833 (US) (74) Representative: Serravalle, Marco  Serravalle s.a.s,Via Benvenuto Cellini 11 20090 Segrate (Milano) 20090 Segrate (Milano) (IT)