Forming technique for reducing voltage rising time of aluminum electrolytic capacitor anode foil
A technology of aluminum electrolytic capacitors and boosting time, which is applied in electrolytic capacitors, capacitors, capacitor manufacturing, etc., can solve the problems of reduced anode foil quality and inability to meet the performance requirements of anode foils, and achieve the effect of shortening the boosting time
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[0011] The present invention is not limited by the following embodiments, and specific implementations can be determined according to the above-mentioned technical solutions and actual conditions of the present invention.
[0012] The embodiment of the present invention is as follows: The forming process of reducing the boosting time of aluminum electrolytic capacitor anode foil according to the present invention is carried out according to the following steps:
[0013] A. Treat the corroded foil with a voltage of 520V in a 1% or 2% or 5% or 8% or 10% or 12% or 13% or 15% nitric acid solution at room temperature for 2 seconds or 3 seconds or 5 seconds or 8 Seconds or 12 seconds or 18 seconds or 26 seconds or 36 seconds or 46 seconds or 55 seconds or 60 seconds;
[0014] B. Boil in pure water at 95℃ for 10 minutes;
[0015] C. Add 0.2g / L citric acid to the formation electrolyte of 60g / L boric acid and 0.6g / L ammonium pentaborate at a temperature of 85°C;
[0016] D. Immerse the cor...
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