Solid electrolytic capacitor

Details Solid electrolytic capacitor Solid electrolytic capacitor

2007-11-26

2008-12-30

Thomas, Eric (Department: 2831)

Electricity: electrical systems and devices

Electrolytic systems or devices

Solid electrolytic capacitor

C361S523000

Reexamination Certificate

active

07471504

ABSTRACT:
In a solid electrolytic capacitor provided with an anode, a cathode, and a dielectric layer formed by anodization of the anode, the anode includes a first metal layer and a second metal layer. The first metal layer is made of any of metal selected from niobium, aluminum and tantalum, or an alloy containing any of metal selected from niobium, aluminum and tantalum as a main component. The second metal layer contains any of metal selected from titanium, zirconium and hafnium. Here, a part of a surface of the first metal layer is covered with the second metal layer.

REFERENCES:
patent: 7126812 (2006-10-01), Hirata et al.
patent: 7126813 (2006-10-01), Iida et al.
patent: 7180728 (2007-02-01), Kobayashi
patent: 2007/0025064 (2007-02-01), Iida et al.
patent: 2001223141 (2001-08-01), None

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