(19)

(11)

EP 1 123 323 A2

(12)

(88) Date of publication A3: 20.07.2000 (43) Date of publication: 16.08.2001 Bulletin 2001/33 (21) Application number: 99970096.6 (22) Date of filing: 10.09.1999

(51) International Patent Classification (IPC)7: C08F 20/00, C08F 2/10, C08F 265/02, C02F 1/56, B01D 21/02 (86) International application number: PCT/US9921/152 (87) International publication number: WO 0020/470 (13.04.2000 Gazette 2000/15)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 05.10.1998 US 166470 02.11.1998 US 184667 25.11.1998 US 200322 (71) Applicant: CYTEC TECHNOLOGY CORP. Wilmington,Delaware 19801 (US)	(72) Inventors: HUANG, Sun-Yi Stamford, CT 06903 (US) ROSATI, Louis South Salem, NY 10590 (US) KOZAKIEWICZ, Joseph, J. Trumbull, CT 06611 (US) (74) Representative: Bowman, Paul Alan  LLOYD WISE, TREGEAR & CO.,Commonwealth House,1-19 New Oxford Street London WC1A 1LW London WC1A 1LW (GB)