(19)

(11)

EP 0 726 933 A1

(12)

(43) Date of publication: 21.08.1996 Bulletin 1996/34 (21) Application number: 95901074.0 (22) Date of filing: 28.10.1994

(51) International Patent Classification (IPC):  C11D 3/ 00( . ) C11D 3/ 39( . ) C11D 3/ 08( . ) (86) International application number: PCT/US1994/012405 (87) International publication number: WO 1995/012652 (11.05.1995 Gazette 1995/20)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE (30) Priority: 03.11.1993 US 19930147222 15.09.1994 GB 19940018572 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)

(72) Inventors: MacBEATH, Fiona S. Newcastle upon Tyne NE3 5DF (GB) SMITH, Alison M. Northumberland NE23 9UT (GB) YOU, Jing-Feng West Chester, OH 45069 (US) CARAVAJAL, Gregory, Stephen Fairfield, OH 45014 (US) HAEGGBERG, Donna, Jean Cincinnati, OH 45231 (US) (74) Representative: Pike, Christopher Gerard, et al  Procter & Gamble Limited, Whitley Road, Longbenton Newcastle upon Tyne NE12 9TS Newcastle upon Tyne NE12 9TS (GB)