(19)

(11)

EP 1 725 641 A1

(12)

(43) Date of publication: 29.11.2006 Bulletin 2006/48 (21) Application number: 05717974.9 (22) Date of filing: 10.03.2005

(51) International Patent Classification (IPC):  C11D 3/37(2006.01) (86) International application number: PCT/GB2005/000909 (87) International publication number: WO 2005/087907 (22.09.2005 Gazette 2005/38)

(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 MC NL PL PT RO SE SI SK TR (30) Priority: 11.03.2004 GB 0405414 (71) Applicant: Reckitt Benckiser N.V. 2132 WT Hoofddorp (NL)	(72) Inventor: Latini, Alessandro, Reckitt Benckiser Italia I-30034 Mira VE (IT) (74) Representative: Bowers, Craig Malcolm  Reckitt Benckiser plc, Group Patents Department, Dansom Lane Hull HU8 7DS Hull HU8 7DS (GB)