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(11)

EP 1 157 149 A1

(12)

(43) Date of publication: 28.11.2001 Bulletin 2001/48 (21) Application number: 99966383.4 (22) Date of filing: 14.12.1999

(51) International Patent Classification (IPC)7: C25D 5/54, C25D 5/56, C25D 5/34, C25D 7/00, B05D 3/04, B05D 3/10 (86) International application number: PCT/US9930/124 (87) International publication number: WO 0036/189 (22.06.2000 Gazette 2000/25)

(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: 14.12.1998 DE 19857290 (71) Applicant: ENTHONE-OMI, Inc. West Haven,Connecticut 06516 (US)	(72) Inventor: PIES, Peter D-50733 Koln (DE) (74) Representative: Copsey, Timothy Graham et al Kilburn & Strode,20 Red Lion Street London WC1R 4PJ London WC1R 4PJ (GB)