| 摘要 |
<p>A galvanic bath, especially an acidic galvanic bath, comprises an anode (1), a cathode and an electrolyte. The anode has two or more phases, and the electrolyte comprises more than 70 mg/l chloride and 5-5000 mg/l, especially 200-1200 mg/l of either molybdenum, vanadium, zirconium, tantalum, tungsten, hafnium or titanium in oxo-acidic anion or polyanion form, or acid anhydride cation form.</p> |
