| 摘要 |
PURPOSE: Provided is a Zn-Ni alloy electrodeposition electrolyte for obtaining good adhesion, brightness and reducing burned area of coating layer. CONSTITUTION: In a Zn-Ni alloy electrodeposition electrolyte essentially comprising 0.5 to 2.0 mol of zinc ion, 0.1 to 0.5 mol of nickel ion, 0.1 to 0.5 mol of chloride ion, the Zn-Ni alloy electrodeposition electrolyte further comprises 0.2 to 40 ml/L of additive comprising 50 to 200 g/L of potassium sulfonate, 30 to 120 g/L of thio urea, 1 to 5 g/L of benzoic acid, 12 to 30 g/L of saccharide and 60 to 150 g/L of polyethylene glycol.
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