Process for producing electrolytic capacitors with a polymeric outer layer
First Claim
1. A process for producing an electrolytic capacitor, in which at least one crosslinker e) is applied to a capacitor body at least comprisingan electrode body of an electrode material and a dielectric which covers the surface of this electrode material, anda solid electrolyte at least comprising an electrically conductive material which completely or partially covers the dielectric surface,and, after applying the crosslinker e), at least one solution a′
- ) of a conjugated polymer b) or a dispersion a) of a conjugated polymer b) is applied, and a polymeric outer layer is formed by at least partly removing a solvent d′
) or a dispersant d),the crosslinker e), after applying the solution a) or dispersion a), forms at least one polyvalent cation.
5 Assignments
0 Petitions
Accused Products
Abstract
The invention relates to a process for producing electrolytic capacitors with low equivalent series resistance, low residual current and high thermal stability, which consist of a solid electrolyte and an outer layer comprising conjugated polymers, to electrolytic capacitors produced by this process and to the use of such electrolytic capacitors.
-
Citations
27 Claims
-
1. A process for producing an electrolytic capacitor, in which at least one crosslinker e) is applied to a capacitor body at least comprising
an electrode body of an electrode material and a dielectric which covers the surface of this electrode material, and a solid electrolyte at least comprising an electrically conductive material which completely or partially covers the dielectric surface, and, after applying the crosslinker e), at least one solution a′ - ) of a conjugated polymer b) or a dispersion a) of a conjugated polymer b) is applied, and a polymeric outer layer is formed by at least partly removing a solvent d′
) or a dispersant d),the crosslinker e), after applying the solution a) or dispersion a), forms at least one polyvalent cation. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
- ) of a conjugated polymer b) or a dispersion a) of a conjugated polymer b) is applied, and a polymeric outer layer is formed by at least partly removing a solvent d′
-
14. A process for producing an electrolytic capacitor, in which at least one crosslinker e) is applied to a capacitor body at least comprising
an electrode body of an electrode material and a dielectric which covers the surface of this electrode material, and a solid electrolyte at least comprising an electrically conductive material which completely or partially covers the dielectric surface, and, after applying the crosslinker e), at least one solution a′ - ) of a conjugated polymer b) or a dispersion a) of a conjugated polymer b) is applied, and a polymeric outer layer is formed by at least partly removing a solvent d′
) or dispersant d),wherein the crosslinker e) comprises at least one diamine, triamine, oligoamine or polymeric amine or derivatives thereof, at least one cation and additionally at least one amine group, or at least one polyvalent cation. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
- ) of a conjugated polymer b) or a dispersion a) of a conjugated polymer b) is applied, and a polymeric outer layer is formed by at least partly removing a solvent d′
Specification