(19)

(11)

EP 1 141 202 A1

(12)

(43) Date of publication: 10.10.2001 Bulletin 2001/41 (21) Application number: 99903093.5 (22) Date of filing: 14.01.1999

(51) International Patent Classification (IPC)7: C11D 3/386, C11D 17/00 (86) International application number: PCT/US9900/800 (87) International publication number: WO 0042/148 (20.07.2000 Gazette 2000/29)

(84) Designated Contracting States: AT BE CH CY 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: SHOWELL, Michael, Stanford Cincinnati, OH 45231 (US) ZHU, Yong Cincinnati, OH 45241 (US) WELLS, Eric Cincinnati, OH 45240 (US) (74) Representative: Morelle, Evelyne Charlotte Isabelle et al BVBA Procter & Gamble Europe Sprl,Temselaan 100 1853 Strombeek-Bever 1853 Strombeek-Bever (BE)