(19)

(11)

EP 0 989 880 A1

(12)

(43) Date of publication: 05.04.2000 Bulletin 2000/14 (21) Application number: 98932172.4 (22) Date of filing: 16.06.1998

(51) International Patent Classification (IPC)7: A61M 37/00 (86) International application number: PCT/EP9803/712 (87) International publication number: WO 9858/698 (30.12.1998 Gazette 1998/52)

(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: 20.06.1997 EP 97201891 (71) Applicant: Akzo Nobel N.V. 6824 BM Arnhem (NL)	(72) Inventors: HAAN DE, Pieter NL-5345 AW Oss (NL) BOS, Thomas, Jakob NL-5344 JR Oss (NL) (74) Representative: Kraak, Hajo  N.V. Organon,Postbus 20 5340 BH Oss 5340 BH Oss (NL)