(19)

(11)

EP 1 175 479 A1

(12)

(43) Date of publication: 30.01.2002 Bulletin 2002/05 (21) Application number: 00925998.7 (22) Date of filing: 13.04.2000

(51) International Patent Classification (IPC)7: C11D 3/12, C11D 17/06, C11D 17/00 (86) International application number: PCT/US0010/063 (87) International publication number: WO 0066/686 (09.11.2000 Gazette 2000/45)

(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: 30.04.1999 EP 99870080 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)	(72) Inventor: BAECK, Andre, Cesar B-2820 Bonheiden (BE) (74) Representative: Mather, Peter Geoffrey  BVBA Procter & Gamble Europe SPRL, Temselaan 100 1853 Strombeek-Bever 1853 Strombeek-Bever (BE)