High energy density boride batteries
First Claim
1. A battery having an anode and a cathode in electrical contact, the anode comprising an electrochemical storage medium,said electrochemical storage medium comprising at least one reduced composition which is oxidizable to an oxidized composition in a reaction which yields an electric current, said reduced composition comprising boron or a boron-containing compound, said oxidized composition comprising a boron-containing compound in which the boron is oxidized relative to its oxidation state in said reduced composition.
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Accused Products
Abstract
Borides generally can produce a cell with a high energy density. High power densities are also achievable using borides that are reasonably good conductors of electricity. High density is important to achieve high energy density. Another important factor is lower molecular weight per available electron. The borides generally provide a favorable balance of these factors compared to a number of other materials, such as lithium or zinc. Individual borides have other important characteristics. Titanium diboride is safe.
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Citations
36 Claims
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1. A battery having an anode and a cathode in electrical contact, the anode comprising an electrochemical storage medium,
said electrochemical storage medium comprising at least one reduced composition which is oxidizable to an oxidized composition in a reaction which yields an electric current, said reduced composition comprising boron or a boron-containing compound, said oxidized composition comprising a boron-containing compound in which the boron is oxidized relative to its oxidation state in said reduced composition.
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2. A battery having an anode and a cathode in electrical contact, the anode comprising an electrochemical storage medium,
said storage medium comprising at least one reduced composition which is capable of being oxidized to an oxidized composition in a reaction which yields an electric current, said reduced composition comprising boron or a boron-containing compound, said cathode comprising a material that is oxidized by contact with oxygen.
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3. A battery having an anode and a cathode in electrical contact, the anode comprising an electrochemical storage medium,
said storage medium comprising at least one reduced composition which is oxidizable to an oxidized composition in a reaction which yields an electric current, said reduced composition comprising boron or a boron-containing compound, said cathode comprising a metal-halide in which the metal can be reduced to a lower valence.
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4. A battery having an anode and a cathode in electrical contact, the anode comprising an electrochemical storage medium,
said storage medium comprising at least one reduced composition which is oxidizable to an oxidized composition in a reaction which yields an electric current, said reduced composition comprising boron or a boron-containing compound, said cathode comprising an interhalogen.
Specification