Method for manufacturing electrode foil for electrolytic capacitor, method for manufacturing electrolytic capacitor, and power supply device
A method for manufacturing an electrode foil for an electrolytic capacitor includes an etching step of applying an alternating current to a metal foil in an etching solution to obtain an electrode foil having a porous portion on a surface thereof. The alternating current includes at least two kinds...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | A method for manufacturing an electrode foil for an electrolytic capacitor includes an etching step of applying an alternating current to a metal foil in an etching solution to obtain an electrode foil having a porous portion on a surface thereof. The alternating current includes at least two kinds of waveforms different from each other.
电解电容器用电极箔的制造方法包含：蚀刻工序，在蚀刻液中对金属箔施加交流电流，得到在表面具有多孔质部的电极箔。上述的交流电流包含相互不同的至少2种波形。 |
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