(19)

(11)

EP 1 269 260 A1

(12)

(43) Date of publication: 02.01.2003 Bulletin 2003/01 (21) Application number: 00989310.8 (22) Date of filing: 18.12.2000

(51) International Patent Classification (IPC)7: G03C 7/42 (86) International application number: PCT/US0034/444 (87) International publication number: WO 0105/0196 (12.07.2001 Gazette 2001/28)

(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: 06.01.2000 US 477565 17.11.2000 US 715612 (71) Applicant: Trebla Chemical Company St. Louis, MO 63114 (US)	(72) Inventor: PAPAI, Laszlo Ballwin, MO 63021 (US) (74) Representative: Weber, Dieter, Dr. et al Weber, Seiffert, LiekeTaunusstrasse 5a 65183 Wiesbaden 65183 Wiesbaden (DE)