Electrolyte for aluminum electrolytic capacitor

Compositions – Electrolytes for electrical devices

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361433, H01G 902

Patent

active

047740116

ABSTRACT:
An electrolyte for use in an aluminum electrolytic capacitor is described. The electrolyte comprises a solution of a quaternary phosphonium salt as a solute dissolved in an aprotic solvent. The electrolyte can reduce internal resistance of the electrolytic capacitor and broaden the temperature range over which the electrolytic capacitor can be used.

REFERENCES:
patent: 3223639 (1965-12-01), Powers et al.
patent: 3325697 (1967-06-01), Ross
patent: 3547423 (1970-12-01), Jenny et al.
patent: 4031436 (1977-06-01), Alwitt

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