(19)

(11)

EP 0 830 445 A1

(12)

(43) Date of publication: 25.03.1998 Bulletin 1998/13 (21) Application number: 96915879.0 (22) Date of filing: 17.05.1996

(51) International Patent Classification (IPC):  C11D 3/ 00( . ) C11D 17/ 06( . ) C11D 3/ 386( . ) (86) International application number: PCT/US1996/007200 (87) International publication number: WO 1996/041857 (27.12.1996 Gazette 1997/04)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE (30) Priority: 08.06.1995 GB 19950011590 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)	(72) Inventors: POWELL, Suzanne Newcastle upon Type NE3 1YX (GB) THOEN, Christiaan, Arthur, Jacques, Kamiel North Shields Tyne and Wear NE30 3LT (GB) OUBRAHIM, Youssef Gosforth Newcastle upon Type NE3 3UB (GB) (74) Representative: Peet, Jillian Wendy, et al  Procter & Gamble Technical Centres Limited, Whitley Road, Longbenton Newcastle upon Tyne NE12 9TS Newcastle upon Tyne NE12 9TS (GB)