Normal-temperature chromium-free passivation liquid for electroplated copper and passivation technology of normal-temperature chromium-free passivation liquid

The invention provides normal-temperature chromium-free passivation liquid for electroplated copper. The normal-temperature chromium-free passivation liquid for electroplated copper is characterized by comprising benzotriazole (BTA), citric acid, hydrogen peroxide, phosphoric acid and a metal comple...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Zhao Xiaohong, Zhao Hui, Yao Ying, Jiao Ru, Li Bing, Li Songdong, Ding Lifeng, Niu Yulan
Format:	Patent
Sprache:	chi ; 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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