(19)

(11)

EP 1 539 677 A2

(12)

(88) Date of publication A3: 17.06.2004 (43) Date of publication: 15.06.2005 Bulletin 2005/24 (21) Application number: 03757823.4 (22) Date of filing: 11.09.2003

(51) International Patent Classification (IPC)7: C07C 235/74, C07C 237/22, C07C 255/29, C10M 133/16, C10M 141/06, C10M 133/50, C10M 133/24 (86) International application number: PCT/EP2003/010115 (87) International publication number: WO 2004/026811 (01.04.2004 Gazette 2004/14)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 19.09.2002 CH 20021588 (71) Applicant: Ciba Specialty Chemicals Holding Inc. 4057 Basel (CH)	(72) Inventors: CAMENZIND, Hugo CH-3014 Bern (CH) HÄNGGI, Peter Ch-1735 Giffers (CH)