SOLUTIONS AND PROCESSES FOR THE CONDITIONING TREATMENT OF METAL SURFACES

• Main Authors: ATSUNORI YOSHIDA, TOSHI MIYAWAKI
• Format: Patent
• Language: English
• Published: 04.05.1989
• Subjects: CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; METALLURGY; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION

A solution for conditioning a metal surface before phosphate conversion coating processes comprises metallic titanium, pyrophosphate and water soluble anionic organic compound.