Water-based composite passivation solution for galvanized steel plate and preparation method of water-based composite passivation solution

The invention relates to a water-based composite chromium-free passivation solution for a galvanized steel plate. The passivation solution contains 10-30g/L of sodium molybdate, 0-10g/L of sodium phosphate, 5-10g/L of organic phosphoric acid, 1-10g/L of fluotitanic acid, 5-15g/L of a silane coupling...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HOU BEI, WANG SHUANGTIAN, SHAN SULING, BAI JIANLI, SHENG ZHONGHAN
Format:	Patent
Sprache:	eng
Schlagworte:	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
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