Electrical energy devices
First Claim
Patent Images
1. An electrical energy device having at least one component having conductive ceramic fibers therein, said fibers having a length of about 10 to about 10,000μ
- (1μ
=10-6 m) and a length to diameter ratio of about 1 to about 20.
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Accused Products
Abstract
The performance of electrochemical energy devices such as batteries, fuel cells, capacitors and sensors is enhanced by the use of electrically conducting ceramic materials in the form of fibers, powder, chips and substrates.
105 Citations
46 Claims
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1. An electrical energy device having at least one component having conductive ceramic fibers therein, said fibers having a length of about 10 to about 10,000μ
- (1μ
=10-6 m) and a length to diameter ratio of about 1 to about 20. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 40, 41, 42, 43, 44)
- (1μ
- 35. A lead-acid battery having a plurality of electrodes therein, said electrode comprising an active material composition and a current collector, wherein conductive ceramic fibers are included in at least one said active material and said current collector.
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45. A battery which comprises an electrically conductive ceramic comprising electrically conductive vanadium oxides wherein said conductive vanadium oxide includes therein at least one of M oxides and free metal where M is selected from the group of Cr, Cu, Ni, Pt, Ta, Zn, Mg, Ru, Ir, Nb, V, or mixtures thereof, and said vanadium oxide has the formula VOx where x is between about 1 and 2.5.
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46. A battery which comprises electrically conductive ceramic fibers comprising an oxide selected from the group of Ti4 O7 and Ti5 O9 coated with a metal.
Specification