(19)

(11)

EP 0 925 341 A1

(12)

(43) Date of publication: 30.06.1999 Bulletin 1999/26 (21) Application number: 97940976.0 (22) Date of filing: 10.09.1997

(51) International Patent Classification (IPC):  C11D 1/ 70( . ) C11D 1/ 722( . ) C11D 3/ 02( . ) C11D 3/ 08( . ) C11D 1/ 68( . ) C11D 1/ 72( . ) C11D 1/ 825( . ) C11D 3/ 04( . ) C11D 3/ 39( . ) (86) International application number: PCT/US1997/015977 (87) International publication number: WO 1998/011185 (19.03.1998 Gazette 1998/11)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE (30) Priority: 11.09.1996 US 19960024726P 15.11.1996 US 19960031265P 02.08.1997 GB 19970016317 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)	(72) Inventors: CRUICKSHANK, Graeme, Duncan Newcastle upon Tyne NE12 0GD (GB) SPEED, Lynda, Anne Gosforth Newcastle upon Tyne NE3 4HE (GB) McDONNELL, Michael So. Beach Estate Northumberland NE24 3QR (GB) (74) Representative: Brooks, Maxim Courtney, et al  Procter & Gamble Technical Centres Limited, Whitley Road, Longbenton Newcastle upon Tyne NE12 9TS Newcastle upon Tyne NE12 9TS (GB)