(19)

(11)

EP 0 630 400 A1

(12)

(43) Date of publication: 28.12.1994 Bulletin 1994/52 (21) Application number: 93907157.0 (22) Date of filing: 05.03.1993

(51) International Patent Classification (IPC):  C11D 3/ 37( . ) C11D 3/ 39( . ) C11D 3/ 386( . ) C11D 17/ 06( . ) (86) International application number: PCT/US1993/001895 (87) International publication number: WO 1993/018129 (16.09.1993 Gazette 1993/22)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE (30) Priority: 12.03.1992 US 19920849907 (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati, Ohio 45202 (US)	(72) Inventors: HARTMAN, Frederick, Anthony Cincinnati, OH 45242 (US) RICE, Ronald, Jay West Chester, OH 45069 (US) BURCKETT-ST.LAURENT, James Cincinnati, OH 45249 (US) (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)