(19)

(11)

EP 0 971 995 A1

(12)

(43) Date of publication: 19.01.2000 Bulletin 2000/03 (21) Application number: 98902537.4 (22) Date of filing: 14.01.1998

(51) International Patent Classification (IPC)7: C11D 1/12, C11D 1/75, C11D 3/48, C11D 3/50 (86) International application number: PCT/US9800/695 (87) International publication number: WO 9832/821 (30.07.1998 Gazette 1998/30)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE (30) Priority: 24.01.1997 EP 97870006 14.08.1997 EP 97870119 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati,Ohio 45202 (US)	(72) Inventors: REYEN, Michael, Jakob B-1850 Grimbergen (BE) ARYANA, Nikipad F-75016 Paris (FR) (74) Representative: Engisch, Gautier et al BVBA Procter & Gamble Europe SPRL,Temselaan 100 1853 Strombeek-Bever 1853 Strombeek-Bever (BE)