(19)

(11)

EP 0 656 046 A1

(12)

(43) Date of publication: 07.06.1995 Bulletin 1995/23 (21) Application number: 93920103.0 (22) Date of filing: 12.08.1993

(51) International Patent Classification (IPC):  C11D 1/ 29( . ) C11D 3/ 20( . ) C11D 17/ 00( . ) C11D 3/ 075( . ) C11D 11/ 04( . ) (86) International application number: PCT/US1993/007700 (87) International publication number: WO 1994/004640 (03.03.1994 Gazette 1994/06)

(84) Designated Contracting States: CH DE DK ES FR GB IT LI NL PT SE (30) Priority: 21.08.1992 EP 19920202559 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)

(72) Inventors: BURDON, Allan Ashington NE63 9TR (GB) COPE, Katherine, Jane 65 Mayfair Road Newcastle-Upon-Tyne (GB) COPPENRATH, Wendy B-9140 Temse (BE) STASINO, Guy B-9130 Kieldrecht (BE) TALKES, Brian, Edward Northumberland NE61 3PZ (GB) ZENEZINI, Stefano B-1180 Uccle (BE) (74) Representative: Gibson, Tony Nicholas, et al  Procter & Gamble Limited, Whitley Road Longbenton, Newcastle upon Tyne NE12 9TS Longbenton, Newcastle upon Tyne NE12 9TS (GB)