(19)
(11) EP 1 234 014 A1

(12)

(43) Date of publication:
28.08.2002 Bulletin 2002/35

(21) Application number: 00982289.1

(22) Date of filing: 29.11.2000
(51) International Patent Classification (IPC)7: C11D 3/395, C11D 3/40, C11D 3/08, C11D 17/00
(86) International application number:
PCT/US0032/550
(87) International publication number:
WO 0104/0424 (07.06.2001 Gazette 2001/23)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 03.12.1999 EP 99870249

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

(72) Inventors:
  • TODINI, Oreste
    I-00060 Castelnuovo di Porto (IT)
  • GAGLIARDINI, Alessandro
    I-60035 Jesi (IT)
  • BRIATORE, Andrea
    I-00155 Rome (IT)
  • CECCOBELLI, Enza
    I-00030 Genzzano (IT)

(74) Representative: Goodier, Claire-Louise et al
NV Procter & Gamble Services SA,Temselaan 100
1853 Strombeek-Bever
1853 Strombeek-Bever (BE)

   


(54) PROCESS FOR STABILISATION OF COLOURED BLEACHING COMPOSITIONS