(19)

(11)

EP 0 670 876 A1

(12)

(43) Date of publication: 13.09.1995 Bulletin 1995/37 (21) Application number: 94901627.0 (22) Date of filing: 19.11.1993

(51) International Patent Classification (IPC):  C11D 1/ 72( . ) C11D 1/ 722( . ) C11D 1/ 831( . ) C11D 17/ 08( . ) C11D 1/ 66( . ) C11D 1/ 825( . ) C11D 3/ 39( . ) C11D 1/ 14( . ) (86) International application number: PCT/US1993/011294 (87) International publication number: WO 1994/012600 (09.06.1994 Gazette 1994/13)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE (30) Priority: 26.11.1992 EP 19920870191 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)	(72) Inventors: SCIALLA, Stefano I-00128 Rome (IT) CARDOLA, Sergio I-00064 Rome (IT) RAPISARDA, Dario Mascalucia, CT 95030 (IT) TRANI, Marina I-00136 Rome (IT) (74) Representative: Engisch, Gautier  Procter & Gamble European Technical Center N.V. Temselaan 100 B-1853 Strombeek-Bever B-1853 Strombeek-Bever (BE)