(19)

(11)

EP 1 159 398 A2

(12)

(88) Date of publication A3: 18.01.2001 (43) Date of publication: 05.12.2001 Bulletin 2001/49 (21) Application number: 00917788.2 (22) Date of filing: 08.03.2000

(51) International Patent Classification (IPC)7: C11D 17/00, C11D 3/50, C11D 3/12, C11D 3/36, C11D 3/20 (86) International application number: PCT/US0005/985 (87) International publication number: WO 0055/294 (21.09.2000 Gazette 2000/38)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 12.03.1999 EP 99870043 30.04.1999 EP 99870082 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati,Ohio 45202 (US)	(72) Inventors: CUNNINGHAM, Philip, Andrew Newcastle upon Tyne NE12 9JN (GB) GREEN, Michael Newcastle Upon Tyne NE5 4SX (GB) MCRITCHIE, Allan, Campbell Wh itley Bay,Tyne & Wear NE26 1SY (GB) ARNAU, Jose F-78180 Montigny-le-Brettoneux (FR) (74) Representative: Mather, Peter Geoffrey  BVBA Procter & Gamble Europe SPRL,Temselaan 100 1853 Strombeek-Bever 1853 Strombeek-Bever (BE)