Conductive polymer-containing dispersion liquid, solid electrolytic capacitor and method for producing same
AssigneeResonac Corporation
InventorsShingo Sugimoto, Hiroki Yamada, Takashi Okubo, Yuichiro Asoma
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Abstract
Provided are a conductive polymer-containing dispersion for obtaining a solid electrolytic capacitor with low equivalent series resistance (ESR) while maintaining the capacitance, a method for producing same, and a solid electrolytic capacitor having low ESR while maintaining the capacitance. A conductive polymer-containing dispersion comprising a conjugated conductive polymer (A), a polyanion (B), an additive (C), and a dispersion medium (D), wherein a hydrogen bond term δH1 of the additive (C) as a Hansen solubility parameter is 5.0 to 20.0 MPa0.5.
Claims15
A conductive polymer-containing dispersion comprising a conjugated conductive polymer (A), a polyanion (B), an additive (C), and a dispersion medium (D),
- wherein a hydrogen bond term δH1 of the additive (C) as a Hansen solubility parameter is 5.0 to 20.0 MPa0.5.
A solid electrolytic capacitor comprising a solid electrolyte layer in a porous anode body made of a valve metal and having a dielectric coating film on a surface thereof,
- wherein the solid electrolyte layer contains a conjugated conductive polymer (A), a polyanion (B), and an additive (C), and
- the hydrogen bond term δH1 of the additive (C) as the Hansen solubility parameter is 5.0 to 20.0 MPa0.5.
Dependencies are inferred from the claim text.