(19)

(11)

EP 0 843 716 A1

(12)

(43) Date of publication: 27.05.1998 Bulletin 1998/22 (21) Application number: 96926127.0 (22) Date of filing: 25.07.1996

(51) International Patent Classification (IPC):  C11D 3/ 10( . ) C11D 3/ 39( . ) C11D 3/ 20( . ) (86) International application number: PCT/US1996/012242 (87) International publication number: WO 1997/005225 (13.02.1997 Gazette 1997/08)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE (30) Priority: 25.07.1995 GB 19950015203 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)	(72) Inventors: THOEN, Christiaan, Arthur, Jacques, Kamiel North Shields NE30 3LT (GB) MOSS, Michael, Alan, John Prudhoe, Northumberland NE42 5BB (GB) BETTIOL, Jean-Luc Newcastle upon Tyne NE12 9PH (GB) (74) Representative: Engisch, Gautier, et al  BVBA Procter & Gamble Europe SPRL, Temselaan 100 1853 Strombeek-Bever 1853 Strombeek-Bever (BE)