Claims
- 1. A positive electrode for a non-aqueous lithium cell comprising a composite metal oxide containing AgV3O8 as one component, and one or more additional components selected from LiV3O8, Ag2V4O11, MnO2, CFx, AgF or Ag2O.
- 2. The positive electrode of claim 1, wherein the additional components are selected from LiV3O8 and Ag2V4O11.
- 3. The positive electrode of claim 2, wherein the composite metal oxide is a solid solution of xAgV3O8.(1−x)LiV3O8 or AgxLi1−xV3O8.
- 4. The positive electrode of claim 3, wherein the composite metal oxide is AgxLi1−xV3−yMyO8 in which 0<x<1 and 0<y<1.5, and in which M is one or more monovalent or multivalent transition metals.
- 5. The positive electrode of claim 4, wherein the M ions are selected from one or more of Ti, Y, Zr, Nb and Mo ions.
- 6. The positive electrode of claim 1 in which the electrode contains a silver powder or silver foil current collector.
- 7. The positive electrode of claim 4 in which the electrode contains a current collector of silver powder or silver foil or both.
- 8. A non-aqueous lithium electrochemical cell comprising a negative electrode, an electrolyte and a positive electrode, the positive electrode comprising a composite metal oxide containing AgV3O8 as one component, and one or more additional components selected from LiV3O8, Ag2V4O11, MnO2, CFx, AgF or Ag2O.
- 9. The non-aqueous lithium electrochemical cell of claim 8 in which the positive electrode contains a silver powder or silver foil current collector.
- 10. The non-aqueous lithium electrochemical cell of claim 8 in which the negative electrode is selected from metallic lithium, lithium alloys, lithium intermetallic compounds and lithiated carbon.
- 11. The non-aqueous lithium electrochemical cell of claim 8 in which the negative electrode is metallic lithium.
- 12. The non-aqueous lithium electrochemical cell of claim 8, wherein the cathode is selected from LiV3O8 and Ag2V4O11.
- 13. The non-aqueous lithium electrochemical cell of claim 8, wherein the composite metal oxide in a solid solution of xAgV3O8.(1−x)LiV3O8 or AgxLi1−xV3O8.
- 14. The non-aqueous lithium electrochemical cell of claim 8, wherein the composite metal oxide is AgxLi1−xV3−yMyO8, in which 0<x<1 and 0<y<1.5, and in which M is one or more monovalent or multivalent transition metals.
- 15. The non-aqueous lithium electrochemical cell of claim 8, wherein the M ions are selected from one or more of Ti, Y, Zr, Nb and Mo ions.
- 16. The non-aqueous lithium electrochemical cell of claim 14 in which the electrode contains a silver powder or silver foil current collector.
- 17. The positive electrode of claim 16 in which the electrode contains a current collector of silver powder or silver foil or both.
- 18. A non-aqueous lithium battery comprising a plurality of electrochemical cells, electrically connected, each cell comprising a negative electrode, an electrolyte and a positive electrode, the positive electrode comprising a composite metal oxide containing AgV3O8 as one component, and one or more additional components selected from LiV3O8, Ag2V4O11, MnO2, CFx, AgF or Ag2O.
- 19. A non-aqueous lithium battery of claim 18, in which the positive electrode of each electrochemical cell contains a silver powder or silver foil current collector.
- 20. A non-aqueous lithium battery of claim 18, in which the negative electrode of each electrochemical cell is selected from metallic lithium, lithium alloys, lithium intermetallic compounds and lithiated carbon.
- 21. A non-aqueous lithium battery of claim 18, in which the negative electrode of each electrochemical cell is metallic lithium.
- 22. The non-aqueous lithium electrochemical battery of claim 18, wherein the cathode is selected from LiV3O8 and Ag2V4O11.
- 23. The non-aqueous lithium electrochemical battery of claim 18, wherein the composite metal oxide in a solid solution of xAgV3O8.(1−x)LiV3O8 or AgxLi1−xV3O8.
- 24. The non-aqueous lithium electrochemical battery of claim 18, wherein the composite metal oxide is AgxLi1−xV3−yMyO8, in which 0<x<1 and 0<y<1.5, and in which M is one or more monovalent or multivalent transition metals.
- 25. The non-aqueous lithium electrochemical battery of claim 18, wherein the M ions are selected from one or more of Ti, Y, Zr, Nb and Mo ions.
- 26. The non-aqueous lithium electrochemical battery of claim 24 in which the electrode contains a silver powder or silver foil current collector.
- 27. A positive electrode for a non-aqueous lithium cell comprising AgV3O8 and a Ag current collector.
- 28. The positive electrode of claim 27, wherein the Ag current collector is powder or foil.
- 29. A positive electrode for a non-aqueous lithium cell comprising Ag2V4O11 and a Ag current collector.
- 30. The positive electrode of claim 29, wherein the Ag current collector is powder or foil.
- 31. A non-aqueous lithium electrochemical cell comprising a negative electrode, an electrolyte and a positive electrode, the positive electrode comprising AgV3O8 and a Ag current collector.
- 32. The non-aqueous lithium electrochemical cell of claim 31, wherein the current collector is powder or foil.
- 33. A non-aqueous lithium battery comprising a plurality of electrochemical cells electrically connected, each cell comprising a negative electrode, an electrolyte and a positive electrode, the positive electrode comprising AgV3O8 and a Ag current collector.
- 34. The non-aqueous lithium electrochemical cell of claim 33, wherein the current collector is powder or foil.
RELATED APPLICATIONS
[0001] This application, pursuant to 37 C.F.R. 1.78(c), claims priority based on provisional application serial No. 60/409,440 filed on Sep. 10, 2002.
CONTRACTUAL ORIGIN OF THE INVENTION
[0002] The United States Government has rights in this invention pursuant to Contract No. W-31-109-ENG-38 between the U.S. Department of Energy (DOE) and The University of Chicago representing Argonne National Laboratory.
Provisional Applications (1)
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Number |
Date |
Country |
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60409440 |
Sep 2002 |
US |