(19)

(11)

EP 1 012 220 A1

(12)

(43) Date of publication: 28.06.2000 Bulletin 2000/26 (21) Application number: 97933404.2 (22) Date of filing: 11.07.1997

(51) International Patent Classification (IPC)7: C11D 3/386, C11D 3/39 (86) International application number: PCT/US9712/117 (87) International publication number: WO 9902/637 (21.01.1999 Gazette 1999/03)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati,Ohio 45202 (US)	(72) Inventors: BETTIOL, Jean-Luc, Philippe B-1200 Brussels (BE) THOEN, Christiaan, Arthur, Jacques, Kamiel West Chester, OH 45069 (US) (74) Representative: Morelle, Evelyne Charlotte Isabelle et al BVBA Procter & Gamble Europe Sprl,Temselaan 100 1853 Strombeek-Bever 1853 Strombeek-Bever (BE)