Polymer based solid state capacitors and a method of manufacturing them
AssigneeAVX Corporation
InventorsMartin Biler, Sita Zdenek
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Abstract
The present invention relates to a solid state capacitor having a conductive polymer cathode layer counter electrode comprising acrylate binder and a method for its manufacture. In particular the present invention relates to a solid state capacitor comprising: providing a porous anode body of valve action material; forming a dielectric layer on said porous body; forming a cathode layer in contact with said dielectric layer, which cathode layer comprises a conductive polymer and an acrylic binder; and providing an anode terminal in electrical connection with the porous body anode and a cathode terminal in electrical connection with the cathode layer and a method for its manufacture.
Claims37
A method of manufacturing a solid state capacitor comprising:
- providing a porous anode body of valve action material;
- forming a dielectric layer on said porous body;
- forming a cathode layer in contact with said dielectric layer, which cathode layer comprises a conductive polymer and an acrylic polymer binder;
- and
- providing an anode terminal in electrical connection with the porous body anode and a cathode terminal in electrical connection with the cathode layer.
(canceled)
The method of claim 9 wherein the methacrylate is hydroxyethylmethacrylate.
The method of claim 18 wherein the monomer solution is polymerised electrochemically.
21-23. (canceled)
A solid state capacitor comprising:
- a porous anode body of valve action material;
- a dielectric layer formed on said porous body;
- a cathode layer in contact with said dielectric layer, which cathode layer comprises a conductive polymer and an acrylic polymer binder;
- and
- an anode terminal in electrical connection with the porous body anode and a cathode terminal in electrical connection with the cathode layer.
Dependencies are inferred from the claim text.