(19)

(11)

EP 1 165 684 A1

(12)

(43) Date of publication: 02.01.2002 Bulletin 2002/01 (21) Application number: 00915991.4 (22) Date of filing: 03.03.2000

(51) International Patent Classification (IPC)7: C08L 5/06, C08L 5/14, C08B 37/00, C08B 37/14, C08B 37/06, A61L 15/60, A21D 2/36, A23L 1/052 (86) International application number: PCT/US0005/467 (87) International publication number: WO 0052/092 (08.09.2000 Gazette 2000/36)

(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: 05.03.1999 GB 9904939 (71) Applicant: Cambridge Biopolymers Limited Duxford, Cambridgeshire CB2 4FB (GB)	(72) Inventor: GODDARD, Simon James Impington,Cambridgeshire CB4 9LD (GB) (74) Representative: Davies, Jonathan Mark  Reddie & Grose 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)