(19)

(11)

EP 1 129 171 A1

(12)

(43) Date of publication: 05.09.2001 Bulletin 2001/36 (21) Application number: 99958882.5 (22) Date of filing: 10.11.1999

(51) International Patent Classification (IPC)7: C11D 3/395, C11D 3/37, C11D 7/38, C11D 7/54 (86) International application number: PCT/US9926/607 (87) International publication number: WO 0027/979 (18.05.2000 Gazette 2000/20)

(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: 10.11.1998 WO PCT/US98/23990 (71) Applicant: The Procter & Gamble Company Cincinnati,Ohio 45202 (US)	(72) Inventors: DI CAPUA, Gloria I-00040 Ardea (IT) DRESCO, Pierre, Antoine I-00165 Rome (IT) SCIALLA, Stefano I-00128 Rome (IT) (74) Representative: Engisch, Gautier  BVBA Procter & Gamble Europe SPRL,Temselaan 100 1853 Strombeek-Bever 1853 Strombeek-Bever (BE)