(19)

(11)

EP 0 581 895 A1

(12)

(43) Date of publication: 09.02.1994 Bulletin 1994/06 (21) Application number: 92913595.0 (22) Date of filing: 21.04.1992

(51) International Patent Classification (IPC):  C11D 3/ 06( . ) C11D 3/ 10( . ) C11D 3/ 16( . ) C11D 17/ 06( . ) C11D 3/ 08( . ) C11D 3/ 12( . ) C11D 3/ 20( . ) (86) International application number: PCT/US1992/003286 (87) International publication number: WO 1992/018594 (29.10.1992 Gazette 1992/27)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IT LI LU NL SE (30) Priority: 23.04.1991 GB 19910008639 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)	(72) Inventors: BAILLELY, Gerard, Marcel Newcastle upon Tyne NE3 5QU (GB) MOSS, Michael, Alan, John Prudhoe Northumberland NE42 5BB (GB) WILKINSON, Carole, Patricia, Denise Redhouse Mews Whitley Bay (GB) (74) Representative: Gibson, Tony Nicholas, et al  Procter & Gamble (NTC) Limited Whitley Road Longbenton Newcastle upon Tyne NE12 9TS Longbenton Newcastle upon Tyne NE12 9TS (GB)