Capacitor and method for producing a capacitor
First Claim
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1. An electrode for a capacitor comprising:
- a substrate comprising a metal;
a carbide layer adjacent the substrate; and
a layer of material adjacent the carbide layer, the layer of material comprising an oxide of manganese.
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Abstract
An electrode for a capacitor, such as an electrolytic capacitor, includes a substrate comprising a metal. A carbide layer is provided adjacent the substrate, and a layer of material comprising an oxide of manganese is provided adjacent the carbide layer. According to one embodiment, the layer of material may also comprise activated carbon. The capacitor may be configured for use with a variety of devices, including implantable medical devices.
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Citations
45 Claims
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1. An electrode for a capacitor comprising:
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a substrate comprising a metal;
a carbide layer adjacent the substrate; and
a layer of material adjacent the carbide layer, the layer of material comprising an oxide of manganese. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. An electrode for an electrolytic capacitor comprising:
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a substrate comprising titanium;
a carbide layer adjacent the substrate; and
a carbonaceous layer adjacent the carbide layer and including means for enhancing the capacitance of the electrode. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23)
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24. An electrode for an electrolytic capacitor comprising:
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a substrate comprising titanium; and
a layer of material provided proximate the substrate, the layer of material comprising activated carbon and manganese dioxide. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31)
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32. A capacitor comprising:
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a cathode;
an anode; and
an electrolyte provided intermediate the cathode and the anode;
wherein the cathode comprises;
a substrate comprising a metal;
a carbide material provided in contact with the substrate; and
a layer of material provided in contact with the carbide material, the layer of material including an oxide of manganese. - View Dependent Claims (33, 34, 35, 36, 37, 38, 39)
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40. An implantable medical device comprising:
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an electrolytic capacitor having a cathode, an anode, and an electrolyte intermediate the cathode and the anode;
wherein the cathode comprises;
a base material comprising a metal;
a metal carbide layer adjacent the base material; and
a capacitance-enhancing layer adjacent the metal carbide layer, the capacitance-enhancing layer including manganese dioxide and activated carbon;
wherein the implantable medical device is configured to provide a therapeutic high voltage treatment. - View Dependent Claims (41, 42, 43, 44)
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45-79. -79 (Cancelled)
Specification