(19)

(11)

EP 1 833 953 A1

(12)

(43) Date of publication: 19.09.2007 Bulletin 2007/38 (21) Application number: 05808166.2 (22) Date of filing: 14.11.2005

(51) International Patent Classification (IPC):  C10M 141/06(2006.01) C10M 133/44(2006.01) (86) International application number: PCT/EP2005/055934 (87) International publication number: WO 2006/053858 (26.05.2006 Gazette 2006/21)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 22.11.2004 EP 04105973 (71) Applicant: Ciba Specialty Chemicals Holding Inc. 4057 Basel (CH)	(72) Inventors: RAPENNE-JACOB, Isabelle F-68100 Mulhouse (FR) EVANS, Samuel CH-1723 Marly (CH) ROHRBACH, Peter CH-4410 Liestal (CH) VON BÜREN, Martin CH-4132 Muttenz (CH)