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US Patent 6348259 - Modified electrode material and its use
US Patent Issued on February 19, 2002
Estimated Patent Expiration Date:
March 30, 2019Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Estimated Patent Expiration Date:
March 30, 2019Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.AbstractThe invention relates to novel manganese dioxide electrodes containing modified, electrochemically active manganese dioxide, a method for their production and their use in primary electrochemical cells. The manganese dioxide electrode contains coated or uncoated inorganic particles, in which the carrier particles consist of a material chosen from the group: mica, SiO2, Al2O3, ZrO2 and ZnO.Other References
| InventorsAssigneeApplicationNo. 269536 filed on 03/30/1999US Classes:428/323, Including a second component containing structurally defined particles428/324, Mica428/328, Heavy metal or aluminum or compound thereof428/330, Alkali metal or alkaline earth metal or compound thereof429/224, Manganese component is active material429/232Having inorganic binder or conductive fillerField of Search428/402, Particulate matter (e.g., sphere, flake, etc.)428/403, Coated428/323, Including a second component containing structurally defined particles428/324, Mica428/330, Alkali metal or alkaline earth metal or compound thereof428/328, Heavy metal or aluminum or compound thereof429/224, Manganese component is active material429/232Having inorganic binder or conductive fillerExaminersPrimary: Le, Hoa VanAttorney, Agent or FirmUS Patent References3883368, 3945847, Coherent manganese dioxide electrodes, process for their production, and electrochemical cells utilizing themIssued on: 03/23/1976 Inventor: Kordesch , et al.4028215, Manganese dioxide electrode Issued on: 06/07/1977 Inventor: Lewis, et al.4072586, Manganese dioxide electrodes Issued on: 02/07/1978 Inventor: De Nora , et al.4221853, Dry electric cells Issued on: 09/09/1980 Inventor: Tye , et al.4243503, Method and electrode with admixed fillers Issued on: 01/06/1981 Inventor: Lieb , et al.4405699, Manganese dioxide electrode for lithium batteries Issued on: 09/20/1983 Inventor: Kruger4422917, Electrode material, electrode and electrochemical cell Issued on: 12/27/1983 Inventor: Hayfield4451543, Rechargeable zinc/manganese dioxide cell Issued on: 05/29/1984 Inventor: Dzieciuch , et al.5153081, Lithium manganese oxide compound Issued on: 10/06/1992 Inventor: Thackeray, et al.5156934, Method of making a rechargable modified manganese dioxide material and related compound and electrode material Issued on: 10/20/1992 Inventor: Kainthia, et al.5342712, Additives for primary electrochemical cells having manganese dioxide cathodes Issued on: 08/30/1994 Inventor: Mieczkowska, et al.5419986, Method of making a rechargeable manganese-oxide compound and related electrode material Issued on: 05/30/1995 Inventor: Kainthla, et al.5532085, Additives for alkaline electrochemical cells having manganese dioxide cathodes Issued on: 07/02/1996 Inventor: Davis, et al.5599644, Cathodes for electrochemical cells having additives Issued on: 02/04/1997 Inventor: Swierbut, et al.5658693, Manganese dioxide-based material Issued on: 08/19/1997 Inventor: Thackeray, et al.5674644, Manganese oxide electrode and method Issued on: 10/07/1997 Inventor: Nazri5698342, Electrode containing coated particles Issued on: 12/16/1997 Inventor: Klein5744266, Batteries and a method of manufacturing positive active material for the batteries Issued on: 04/28/1998 Inventor: Nunome, et al.5783328Method of treating lithium manganese oxide spinel Issued on: 07/21/1998 Inventor: Wang Foreign Patent References
International ClassesB32B 005/16H01M 004/50 Foreign Application Priority Data1996-10-10 DE |
