Patent ID: 6786975
Filing Date: 2004-09-07
Classification: B41J

Abstract:
A method of cleaning a printhead in an inkjet printer by removing organic debris deposits from the printhead, said method comprising:applying anyone of the liquid mixes of NaOCl (sodium hypochlorite) and H2O (water), H2O2 (hydrogen peroxide) and H2O, Na2S2O4 (sodium hydrosulfite) and H2O, CaCl2O2 (calcium hypochlorite) and H2O, or KMnO4 (potassium pernanganate) and H2O on the debris deposits, to serve as a cleaning agent; drying the cleaning agent applied on the debris deposits, to leave a residue with the debris deposits; and washing the residue with the debris deposits off the printhead.