Patent ID: 11908632
Assignee: RUBYCON CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A solid electrolytic capacitor comprising
an anode foil having formed thereon an oxide film,
a cathode foil, and
a separator disposed between the anode foil and the cathode foil, and being equipped with
a solid electrolyte formed of an electroconductive polymer compound in a fine particle form, and
a water-soluble compound solution introduced to surround the solid electrolyte, the solid electrolyte contains diglycerin as a first water-soluble compound,
the water-soluble compound solution containing one kind or multiple kinds of polyethylene glycol or diethylene glycol as a glycol compound in a liquid form as a second water-soluble compound,
the second water-soluble compound having an average molecular weight of less than 400, and
the water-soluble compound solution contains water in an amount of 0.5 wt % or more.