(19)

(11)

EP 0 782 561 A1

(12)

(43) Date of publication: 09.07.1997 Bulletin 1997/28 (21) Application number: 95933835.0 (22) Date of filing: 18.09.1995

(51) International Patent Classification (IPC):  C07C 219/ 16( . ) C11D 1/ 65( . ) C11D 1/ 62( . ) (86) International application number: PCT/US1995/011797 (87) International publication number: WO 1996/009276 (28.03.1996 Gazette 1996/14)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE (30) Priority: 22.09.1994 GB 19940019099 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)

(72) Inventors: HARDY, Frederick, Edward Ponteland, Newcastle, NE20 9ES (GB) INGRAM, Barry, Thomas Whitley Bay, Tyne & Wear NE26 1JE (GB) MAIN, Alison, Lesley Whitley Bay, Tyne & Wear NE25 8RG (GB) VERMOTE, Christian, Leo, Marie Gosforth, Newcastle NE3 2LP (GB) (74) Representative: Peet, Jillian Wendy  Procter & Gamble Limited, Whitley Road, Longbenton Newcastle upon Tyne NE12 9TS Newcastle upon Tyne NE12 9TS (GB)