Claims
- 1. A high energy density cell comprising an anode electrode of an active light metal selected from the group consisting of lithium, sodium, potassium, magnesium, calcium, beryllium, and aluminum; an electrolyte salt of said light metals; an organic solvent having dissolved therein said electrolyte salt; an active cathode material selected from the group consisting of metal chromates, dichromates, oxides, halides, permanganates, arsenates, periodates, vanadates, persulfates, sulfites and mixtures thereof; and a cathode current collector in direct contact with said active cathode material; said current collector being composed of a material selected from the group consisting of the metals of Groups IVb, Vb, and VIb of the Periodic Table and mixtures thereof.
- 2. A cell according to claim 1 wherein said electrolyte salt is selected from the group cnsisting of perchlorate, hexafluorophosphate, tetrafluoroborate, and hexafluoroarsenate salts of said light metals and mixtures thereof.
- 3. The cell according to claim 1 wherein said organic solvent is selected from the group consisting of tetrahydrofuran, dimethoxy ethane, methyl formate, acetonitrile, dimethyl carbonate, dimethyl sulfoxide, dimethyl sulfite, dimethyl formamide, gammabutyrolactone, N-nitrosodimethylamine and mixtures thereof.
- 4. A cell according to claim 1 wherein said active cathode comprises vanadium pentoxide, or a chromate or dichromate of silver, mercury, copper, lead, iron, cobalt, nickel, thallium, bismuth or a mixture thereof.
- 5. A cell according to claim 1 wherein said cathode current collector comprises titanium, tantalum, or molybdenum.
Parent Case Info
This is a division of application Ser. No. 503,821, filed Sept. 6, 1974, now U.S. Pat. No. 3,945,852, issued on Mar. 23, 1976.
US Referenced Citations (7)
Divisions (1)
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Number |
Date |
Country |
Parent |
503821 |
Sep 1974 |
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