High-etching-rate no-residue acidic aluminium etching liquid production device
The utility model relates to a high-etching-rate no-residue acidic aluminium etching liquid production device. The high-etching-rate no-residue acidic aluminium etching liquid production device is characterized by comprising a phosphoric acid storage tank (1), an acetic acid storage tank (2), a firs...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model relates to a high-etching-rate no-residue acidic aluminium etching liquid production device. The high-etching-rate no-residue acidic aluminium etching liquid production device is characterized by comprising a phosphoric acid storage tank (1), an acetic acid storage tank (2), a first mixing tank (3), a nitric acid storage tank (4), a second mixing tank (5), a proportioning tank (6), a deionized water storage tank (7), an anion surfactant storage tank (8), a polyoxyethylene-type nonionic surfactant storage tank (9), a third mixing tank (10), a potassium chloride storage tank (11), a potassium nitrate storage tank (12), a filter (13) and a finished product tank (14). The high-etching-rate no-residue acidic aluminium etching liquid production device is good in dispersion and mixing evenness, good in operation safety and less in impurity content of products. |
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