The present invention relates to a high capacity electrochemical cell including an anode, a cathode, and a separator disposed between the anode and cathode. The anode is configured to operate in combination with a quantity of an oxide of copper in the cathode. The cell is capable of operating at a d
The present invention relates to a high capacity electrochemical cell including an anode, a cathode, and a separator disposed between the anode and cathode. The anode is configured to operate in combination with a quantity of an oxide of copper in the cathode. The cell is capable of operating at a discharge voltage greater than 1.05 volts for at least an initial 5% of a cell discharge period at a current density of at least 5 mA/g, and can include a cathode active material that includes an oxide of copper.
대표청구항▼
We claim: 1. An electrochemical cell comprising: an anode including zinc particles, at least 70% of the particles having a size distributed within a 150 micron or less size range, wherein the particle size distribution has a single mode, the mode being between about 100 microns and about 300 micron
We claim: 1. An electrochemical cell comprising: an anode including zinc particles, at least 70% of the particles having a size distributed within a 150 micron or less size range, wherein the particle size distribution has a single mode, the mode being between about 100 microns and about 300 microns; a cathode containing an oxide of copper; and a separator disposed between the anode and cathode. 2. The electrochemical cell as recited in claim 1, wherein at least 90% of the zinc particles have a size distributed around a particle size of 100 microns. 3. The electrochemical cell as recited in claim 1, wherein at least 90% of the zinc particles have a size distributed around a particle size of 175 microns. 4. The electrochemical cell as recited in claim 1, wherein at least 90% of the zinc particles have a size distributed around a particle size of 250 microns. 5. The electrochemical cell as recited in claim 1, wherein at least 90% of the zinc particles have a size distributed around a particle size of 300 microns. 6. The electrochemical cell as recited in claim 1, further comprising an electrolyte concentration substantially between 25% and 34% KOH. 7. The electrochemical cell as recited in claim 1, wherein the anode further comprises a zinc oxide concentration substantially in the range of 0.5% and 6%. 8. The electrochemical cell as recited in claim 1, wherein the cathode further comprises a metal oxide additive. 9. The electrochemical cell as recited in claim 8, wherein the additive further comprises an electrode material, the electrode material providing a higher operating voltage vs. zinc in an initial portion of discharge compared to the oxide of copper. 10. The electrochemical cell as recited in claim 9, wherein the additive is selected from the group consisting of EMD, CMD, NiO, NiOOH, Cu(OH)2, Cobalt Oxide, PbO2, AgO, Ag2O, AgCuO2, Cu2Mn2O4, Cu2Ag2O4, Cu2Ag2O3, and combinations thereof. 11. The electrochemical cell as recited in claim 1, wherein the oxide of copper is identified generally by MxCuyOz, wherein: M is any element capable of producing mixed oxide compounds or complexes; 1<x<5; 1<y<5; and 1<z<20. 12. The electrochemical cell as recited in claim 11, wherein M is selected from the group consisting of Mn, Ni, Co, Fe, Sn, V, Mo, Pb, and Ag. 13. The electrochemical cell as recited in claim 11, wherein the copper based mixed oxide material further comprises an additional metal. 14. The electrochemical cell as recited in claim 11, wherein the copper based mixed oxide material further comprises an additional metal “A” identified in a compound AMxCuyOz. 15. The electrochemical cell as recited in claim 14, wherein “A” is selected from the group consisting of Li, Na, K, Rb, Cs, Ca, Mg, Sr and Ba. 16. The electrochemical cell as recited in claim 1, wherein the cathode further comprises an additive that, when used alone, has a lower discharge voltage than the oxide. 17. The electrochemical cell as recited in claim 1, wherein the cathode further comprises an additive that, when used alone, has a lower discharge voltage than the oxide, wherein the combined oxide and additive produce a higher discharge voltage than either the oxide or the additive alone. 18. The electrochemical cell as recited in claim 17, wherein the additive is selected from the group consisting of elemental sulfur, selenium, tellurium, and compounds thereof. 19. The electrochemical cell as recited in claim 18, wherein the additive comprises a sulfide of copper. 20. The electrochemical cell as recited in claim 19, wherein the sulfide of copper comprises CuS. 21. The electrochemical cell as recited in claim 20, wherein the cathode further comprises a molar ratio of CuO/CuS substantially between 0.5:1 and 1.5:1. 22. The electrochemical cell as recited in claim 21, wherein the molar ratio is substantially between 0.8:1 and 1.2:1. 23. The electrochemical cell as recited in claim 20, wherein the molar ratio is substantially 1:1. 24. The electrochemical cell as recited in claim 11, wherein substantially all fluid communication between the anode and the cathode is through the separator, the separator being adapted to effectively limit the migration of at least one anode-fouling soluble species through the separator from the cathode to the anode. 25. The electrochemical cell as recited in claim 11, wherein the cathode further comprises graphite. 26. The electrochemical cell as recited in claim 1, wherein the cathode further comprises a copper based mixed oxide material identified generally by MxCuyOz, wherein: M is any element capable of producing mixed oxide compounds or complexes; 1≦x≦5; 1≦y≦5; and 1≦z≦20. 27. The electrochemical cell as recited in claim 1, wherein the cathode additionally contains a cathode active material that has an operating voltage higher than the oxide of copper, and a conductivity enhancer. 28. An electrochemical cell comprising: an anode including zinc particles, at least 70% of the particles having a size distributed within a 200 micron size range, wherein the particle size distribution has a single mode, the mode being between about 100 microns and about 300 microns, wherein at least 90% of the particles have a size distributed around a particle size selected from the group consisting of 100 microns, 175 microns, 250 microns and 300 microns; a cathode containing an oxide of copper; and, a separator disposed between the anode and cathode.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (155)
von Krusenstierna Otto (Taby SW), Accumulator battery apparatus and method.
Hsu Li-Chen (Westlake OH) Philipp Warren H. (N. Olmsted OH) Sheibley Dean W. (Sandusky OH) Gonzalez-Sanabria Olga D. (N. Olmsted OH), Alkaline battery containing a separator of a cross-linked copolymer of vinyl alcohol and unsaturated carboxylic acid.
Newman Gerald H. (Weymouth MA) Kelsey G. Stephen (Nashua NH) Magnuson Douglas C. (Westboro MA) Patel Bhupendra K. (Mansfield MA) Woodnorth Douglas J. (Needham MA) Miller John S. (Sudbury MA) Kasianow, Alkaline cell.
Wang, Francis P.; Rozelle, James; Xue, J. Simon; Anglin, David; Scheglov, Alexander; Drennan, Joseph, Alkaline cell with improved cathode including copper hydroxide and a sulfur additive.
Takeuchi Esther S. (East Amherst NY) Pyszczek Michael F. (LeRoy NY), Aqueous blended electrode material for use in electrochemical cells and method of manufacture.
Stuart M. Davis ; Qingqi Huang ; John S. Miller, Battery cathode including a mixture of manganese dioxide with carbon particles of expanded and non-expanded graphite.
O\Nan Thomas Charles (White Plains NY) Ciliberti Frank L. (Ossining NY), Battery with an agent for converting hydrogen to water and a second agent for retaining formed water.
Frysz Christine A. ; Frustaci Dominick J. ; Probst Joseph M. ; Thiebolt ; III William C. ; Paulot William M., Chemically machined current collector design.
Fetcenko Michael A. ; Fierro Christian ; Ovshinsky Stanford R. ; Sommers Beth ; Reichman Benjamin ; Young Kwo ; Mays William, Composite positive electrode material and method for making same.
Takeuchi Esther S. (East Amherst NY) Leising Randolph A. (Williamsville NY), Copper, silver, vanadium oxide composite cathode material for high energy density batteries.
Hsu Li-Chen (Westlake OH) Sheibley Dean W. (Sandusky OH) Philipp Warren H. (North Olmsted OH), Cross-linked polyvinyl alcohol and method of making same.
Gan, Hong; Takeuchi, Esther S., Double current collector cathode design for alkali metal electrochemical cells having short circuit safety characteristics.
Gan, Hong; Takeuchi, Esther S., Double current collector cathode design using mixtures of two active materials for alkali metal or ion electrochemical cells.
Takeuchi Esther S. (East Amherst NY) Smesko Sally Ann (North Tonawanda NY), Electrochemical cell having a cathode comprising differing active formulations and method.
Boer Frank Peter (Village of Golf FL) Idol ; Jr. James Daniel (Worthington OH) Shah Ketan Vasantlal (Bear DE) Vu Cung (Columbia MD), Flexible electrode, product and process of forming same.
Reichert Samuel Firestone ; Chang Bernice Shou-Hua ; Keough Kevin ; Harvey Andrew C. ; Kovar Robert Francis ; Tiano Thomas M., Formed in situ separator for a battery.
Reichert, Samuel Firestone; Chang, Bernice Shou-Hua; Keough, Kevin; Harvey, Andrew C.; Kovar, Robert Francis; Tiano, Thomas M., Formed in situ separator for a battery.
Langer Alois (Pittsburgh PA) Scala Luciano C. (Murrysville PA) Ruffing Charles R. (Edgewood PA), Heat resistant substrates and battery separators made therefrom.
Philipp Warren H. (North Olmsted OH) Hsu Li-Chen (Cleveland OH) Sheibley Dean W. (Sandusky OH), In situ self cross-linking of polyvinyl alcohol battery separators.
Langan Richard Allen (Parma OH) Smilanich Nicholas Joseph (Rocky River OH) Kozawa Akiya (Middleburg Heights OH), Metal oxide cells having low internal impedance.
Liang Charles C. (Clarence NY) Bolster M. Elizabeth (East Amherst NY) Murphy Robert M. (Lancaster NY), Metal oxide composite cathode material for high energy density batteries.
Watanabe Tsutomu (Itami JPX) Ota Toshiaki (Narashino JPX) Nakano Tsuyoshi (Tokyo JPX), Method for manufacturing color filter by electrodeposition and electrode used therefor.
Gan Hong ; Takeuchi Esther S., Method for reducing voltage delay in alkali metal electrochemical cells activated with a nonaqueous electrolyte having a phosphate additive.
Philipp Warren H. (North Olmsted OH) May Charles E. (Rocky River OH) Hsu Li-Chen (Westlake OH) Sheibley Dean W. (Sandusky OH), Method of cross-linking polyvinyl alcohol and other water soluble resins.
Qicong Ying ; Steven A. Carlson ; Terje A. Skotheim, Method of making separators for electrochemical cells comprising a microporous pseudo-boehmite layer.
Kadija Igor V. (Cleveland TN) Woodard ; Jr. Kenneth E. (Cleveland TN), Method of sealing separators for electrolytic cells for alkali metal chloride brines.
Qicong Ying ; Steven A. Carlson ; Terje A. Skotheim, Methods of making separators for electrochemical cells comprising pseudo-boehmite layers and a protective coating layer.
Takeuchi Esther S. (East Amherst NY) Leising Randolph A. (Williamsville NY), Nonaqueous electrochemical cell having a mixed cathode and method of preparation.
Ashida Tetsuya,JPX ; Tsukuda Takahiro,JPX, Nonwoven fabric for separator of non-aqueous electrolyte battery and non-aqueous electrolyte battery using the same.
Sheibley Dean W. (Sandusky OH) Rieker Lorra L. (Cleveland OH) Hsu Li-Chen (Westlake OH) Manzo Michelle A. (Cleveland OH), Polyvinyl alcohol cross-linked with two aldehydes.
Dabrowski Bogdan (Bolingbrook IL) Vaughey J. T. (Houston TX) Poeppelmeier Kenneth R. (Evanston IL), Preparation and composition of superconducting copper oxides based on Ga-O layers.
Mas Jean-Claude (Levallois Perret FRX) Mendiboure Andr (Levallois Perret FRX), Separator for an electrochemical cell of the metal-air type and having an alkaline electrolyte.
Kelemen Marc P. (North Olmsted OH) Huhndorff Harry R. (Bay Village OH) Cooper Craig A. (Randleman NC), Separator for electrochemical cell and process for the assembling it into the cell.
Tsukuda, Takahiro; Funae, Haruyoshi, Separator for nonaqueous electrolyte batteries, nonaqueous electrolyte battery using it, and method for manufacturing separator for nonaqueous electrolyte batteries.
D\Agostino Vincent F. (Huntington Station NY) Lee Joseph Y. (Lake Grove NY) Sentisi Joseph C. (Ozone Park NY), Separator membranes for electrochemical cells.
Deslandes Francis (Saint Ouen FRX) Michel Claude (Herouville Saint Clair FRX) Provost Jackie (Villons Les Buissons FRX) Raveau Bernard (Beuville FRX) Sulpice Andr (Grenoble FRX) Tholence Jean-Louis (, Superconductive mixed valence copper oxide, and method of making it.
Kordesch Karl V. (Lakewood OH) Sharma Yatendra (Graz ATX) Tomantschger Klaus (Mississauga CAX), Zinc anodes for alkaline galvanic cells, and cells containing them.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.