(19)
(11) EP 0 652 924 A1

(12)

(43) Date of publication:
17.05.1995 Bulletin 1995/20

(21) Application number: 93918280.0

(22) Date of filing: 21.07.1993
(51) International Patent Classification (IPC): 
D06L 3/ 02( . )
C11D 1/ 12( . )
C11D 3/ 08( . )
C11D 3/ 33( . )
C11D 3/ 395( . )
C09K 15/ 20( . )
C11D 1/ 66( . )
C11D 3/ 10( . )
C11D 3/ 39( . )
(86) International application number:
PCT/US1993/006837
(87) International publication number:
WO 1994/003553 (17.02.1994 Gazette 1994/05)
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE

(30) Priority: 01.08.1992 GB 19920016408

(71) Applicant: THE PROCTER & GAMBLE COMPANY
Cincinnati, Ohio 45202 (US)

(72) Inventors:
  • BAILLELY, Gerard, Marcel
    Newcastle upon Tyne NE3 5QU (GB)
  • SCIALLA, Stefano
    I-00128 Roma (IT)
  • SORRIE, Graham, Alexander
    Northumberland NE61 5LJ (GB)
  • ERSOLMAZ, Semih, Cem
    Tyne & Wear NE30 4JX (GB)

(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)

   


(54) PEROXY BLEACHING COMPOSITION STABILIZED WITH ETHYLENEDIAMINE-N,N'-DISUCCINIC ACID