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US 7,126,813 B2Granted
Solid electrolytic capacitor and method of manufacturing solid electrolytic capacitor anode material
AssigneeSanyo Electric Co., Ltd.
InventorsTakahisa Iida, Mutsumi Yano, Mamoru Kimoto
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Abstract
A solid electrolytic capacitor comprising: an anode of niobium or niobium alloy; and a dielectric layer formed by anodizing the anode; wherein the anode comprises a surface layer of niobium silicide formed at an interface between the dielectric layer and itself, and silicon is contained in the dielectric layer.
Claims5
A solid electrolytic capacitor comprising:
- an anode of niobium or niobium alloy;
- and a dielectric layer formed by anodizing said anode;
- wherein the anode comprises a surface layer of niobium silicide formed at an interface between said dielectric layer and itself, and silicon is contained in the dielectric layer.
A method of manufacturing solid electrolytic capacitor anode material comprising the steps of:
- electrolyzing niobium or niobium alloy in a molten salt including silicon;
- and covering the surface thereof by niobium silicide.
Dependencies are inferred from the claim text.