(19)
(11) EP 1 017 777 A1

(12)

(43) Date of publication:
12.07.2000 Bulletin 2000/28

(21) Application number: 98938855.8

(22) Date of filing: 28.08.1998
(51) International Patent Classification (IPC)7: C11D 3/395, C11D 3/36
(86) International application number:
PCT/IB9801/342
(87) International publication number:
WO 9915/615 (01.04.1999 Gazette 1999/13)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU NL PT SE

(30) Priority: 19.09.1997 EP 97870141

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

(72) Inventors:
  • SCIALLA, Stefano
    I-00128 Rome (IT)
  • BRIATORE, Andrea
    I-17040 Savona (IT)
  • DI CAPUA, Gloria
    I-00040 Ardea (IT)

(74) Representative: Engisch, Gautier et al
BVBA Procter & Gamble Europe SPRL,Temselaan 100
1853 Strombeek-Bever
1853 Strombeek-Bever (BE)

   


(54) USE OF PHOSPHONATE COMPOUNDS IN HYPOCHLORITE BLEACHING COMPOSITIONS