(19)

(11)

EP 0 880 578 A1

(12)

(43) Date of publication: 02.12.1998 Bulletin 1998/49 (21) Application number: 96933913.0 (22) Date of filing: 26.09.1996

(51) International Patent Classification (IPC):  C11D 3/ 12( . ) C11D 3/ 386( . ) (86) International application number: PCT/US1996/015451 (87) International publication number: WO 1997/012026 (03.04.1997 Gazette 1997/15)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE (30) Priority: 26.09.1995 GB 19950019587 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)	(72) Inventor: CLARE, Jonathan, Richard Newcastle upon Tyne NE2 2DR (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)