(19)

(11)

EP 0 808 356 A1

(12)

(43) Date of publication: 26.11.1997 Bulletin 1997/48 (21) Application number: 96903677.0 (22) Date of filing: 24.01.1996

(51) International Patent Classification (IPC):  C11D 3/ 12( . ) (86) International application number: PCT/US1996/001031 (87) International publication number: WO 1996/024656 (15.08.1996 Gazette 1996/37)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE (30) Priority: 07.02.1995 GB 19950002321 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)	(72) Inventors: CLARE, Jonathan, Richard Newcastle upon Tyne NE2 2DR (GB) MOSS, Michael, Alan, John Prudhoe Northumberland NE42 5BB (GB) (74) Representative: Peet, Jillian Wendy, et al  Procter & Gamble Limited, Whitley Road, Longbenton Newcastle upon Tyne NE12 9TS Newcastle upon Tyne NE12 9TS (GB)