(19)

(11)

EP 1 869 152 A1

(12)

(43) Date of publication: 26.12.2007 Bulletin 2007/52 (21) Application number: 06707490.6 (22) Date of filing: 09.03.2006

(51) International Patent Classification (IPC):  C11D 1/83(2006.01) C11D 7/26(2006.01) C11D 1/831(2006.01) C11D 3/20(2006.01) C11D 11/00(2006.01) C11D 3/00(2006.01) (86) International application number: PCT/EP2006/002174 (87) International publication number: WO 2006/108475 (19.10.2006 Gazette 2006/42)

(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: 13.04.2005 EP 05252305 (71) Applicants: UNILEVER N.V. 3013 AL Rotterdam (NL) AT BE BG CH CZ DE DK EE ES FI FR GR HU IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR  UNILEVER PLC London, Greater London EC4P 4BQ (GB) CY GB IE	(72) Inventors: ASHCROFT, Alexander Thomas Bebington Merseyside CH63 3JW (GB) THORNTHWAITE, David William Bebington Merseyside CH63 3JW (GB) (74) Representative: Rosen Jacobson, Frans Lucas M. et al Unilever Patent Group Olivier van Noortlaan 120 3133 AT Vlaardingen Olivier van Noortlaan 120 3133 AT Vlaardingen (NL)