(19)

(11)

EP 1 272 838 A1

(12)

(43) Date of publication: 08.01.2003 Bulletin 2003/02 (21) Application number: 01933822.7 (22) Date of filing: 12.04.2001

(51) International Patent Classification (IPC)7: G01N 31/10, G01N 1/00 (86) International application number: PCT/EP0104/212 (87) International publication number: WO 0107/9835 (25.10.2001 Gazette 2001/43)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 14.04.2000 EP 00201340 02.05.2000 US 201524 P (71) Applicant: Akzo Nobel N.V. 6824 BM Arnhem (NL)	(72) Inventor: JONKER, Robert, Jan NL-1077 AT Amsterdam (NL) (74) Representative: Schalkwijk, Pieter Cornelis et al Akzo Nobel N.V.,Intellectual Property Department (Dept. AIP),P.O. Box 9300 6800 SB Arnhem 6800 SB Arnhem (NL)