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| Number | Title | Issue Date |
| 8187748 | Non-aqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery including: a positive electrode having a positive electrode material mixture containing a composite lithium oxide; a negative electrode; a polyolefin separator; a non-aqueous electrolyte; and a heat-resistant insulating la... | 05/29/2012 |
| 8182941 | Alkaline dry battery and method for producing the same An alkaline dry battery of this invention includes: a cylindrical battery case with a bottom; a cylindrical positive electrode having a hollow, being in contact with an inner face of the battery case, and containing a manganese dioxide powder and a graphite powder; ... | 05/22/2012 |
| 8153299 | Rechargeable alkaline manganese cell with cathode consistency compensation In an improved rechargeable alkaline manganese cell that has a manganese dioxide cathode comprising pellets formed by pressing a cathode powder blend comprising a hygroscopic additive for increasing cumulative capacity, the sticky consistency of the pellets, which i... | 04/10/2012 |
| 8153298 | Positive electrode for alkaline battery and alkaline battery using the same A positive electrode for an alkaline battery of the present invention includes a spinel-type manganese oxide as a positive electrode active material, wherein the spinel-type manganese oxide has a potential of 0.26 to 0.34 V with respect to a Hg/HgO reference electro... | 04/10/2012 |
| 8153300 | Rechargeable alkaline manganese cell with cathode consistency compensation In an improved rechargeable alkaline manganese cell that has a manganese dioxide cathode comprising pellets formed by pressing a cathode powder blend comprising a hygroscopic additive for increasing cumulative capacity, the sticky consistency of the pellets, which i... | 04/10/2012 |
| 8142933 | Anode material for high power lithium ion batteries A battery with a carbonaceous anode and a lithium manganese oxide spinel cathode. The carbonaceous anode is manufactured from graphite particles selected from the group consisting of: synthetic graphite particles, carbon-coated graphite particles, carbonized petrole... | 03/27/2012 |
| 8137842 | Battery cathodes Batteries and methods of making batteries are disclosed. In some embodiments, a method of making a battery can include contacting a manganese oxide with lithium hydroxide and lithium bromide and/or lithium chloride, and incorporating the manganese oxide into a catho... | 03/20/2012 |
| 8133615 | Alkaline electrochemical cell An alkaline electrochemical cell is provided which efficiently utilizes active materials within the cell to achieve enhanced cost efficiency. The electrochemical cell includes a container defining a sealed volume and an anode and cathode disposed in the sealed volum... | 03/13/2012 |
| 8133616 | Lithium manganese phosphate positive material for lithium secondary battery A process for the production of nano-structured olivine lithium manganese phosphate (LiMnPO4) electrode material comprising of the following steps: sol gel preparation in a chelating environment; preparation of lithium manganese phosphate/carbon composite... | 03/13/2012 |
| 8029929 | Positive electrode active substance for lithium cell A positive electrode active material for a lithium battery is provided which offers high-temperature storage property and battery properties and comprises manganese dioxide having a crystal structure that exhibits an X-ray diffraction pattern in which peaks having a... | 10/04/2011 |
| 8021783 | Lithium manganese-based composite oxide and method for preparing the same The present invention provides a lithium manganese-based composite oxide represented by the compositional formula: Li1+x(Mn1-m-nFemTin)1−xO2, wherein 0 | 09/20/2011 |
| 8003254 | Battery cathodes Batteries are disclosed. In some embodiments, a battery includes a cathode having a composition that includes a manganese oxide. The composition has an X-ray diffraction pattern with a first peak at about 18 degrees, a second peak at about 22 degrees, and a third pe... | 08/23/2011 |
| 7972729 | Positive electrode material for non-aqueous electrolyte secondary battery, non-aqueous electrolyte secondary battery using the same, and method for producing positive electrode material for non-aqueous electrolyte secondary battery The invention includes, as a positive electrode material, active material particles comprising a lithium-containing manganese oxide represented by the general formula: Li1+aMn2−x−aMxO4+y where M is a transition metal e... | 07/05/2011 |
| 7931986 | Alkaline battery An alkaline battery includes a positive electrode including a positive electrode active material, a negative electrode including a negative electrode active material, and an alkaline electrolyte including potassium hydroxide. The positive electrode active material i... | 04/26/2011 |
| 7919207 | Anode material for lithium batteries Primary and secondary Li-ion and lithium-metal based electrochemical cell systems. The suppression of gas generation is achieved through the addition of an additive or additives to the electrolyte system of respective cell, or to the cell itself whether it be a liqu... | 04/05/2011 |
| 7820326 | Alkaline battery The opening portion of a battery case is sealed with a sealing plate using a gasket. The potential of electrolytic manganese dioxide in a positive electrode active material is in the range from 275 to 320 mV. The volume of a closed space formed between the gasket an... | 10/26/2010 |
| 7807296 | Copper-manganese mixed oxide cathode material for use in alkaline cells having high capacity The present invention relates to a copper-manganese mixed oxide cathode material, which is suitable for use in a cathode of an electrochemical cell, and which has the formula MnxCuyOz.nH2O, wherein the oxidation state of C... | 10/05/2010 |
| 7807297 | Alkaline batteries Alkaline batteries are provided, including an anode, a cathode, and a separator disposed between the anode and cathode. The cathode porosity is selected to optimize performance characteristics of the battery. In one aspect, an alkaline cell is provided that includes... | 10/05/2010 |
| 7771874 | Lithium manganese compounds and methods of making the same Electrode materials such as LixMnO2 where 0.2 | 08/10/2010 |
| 7771873 | Alkaline battery In an alkaline battery including a cathode mixture including gamma-manganese dioxide and lambda-manganese dioxide, an anode, and an alkaline electrolyte, the weight ratio of the lambda-manganese dioxide to the gamma-manganese dioxide is set to 0.5/100 to 4.5/100, an... | 08/10/2010 |
| 7749658 | Method for manufacturing LiMnPO The main object of the invention is to obtain LiMnPO4 having an excellent crystalline and a high purity at a lower temperature. The present invention provides a method for manufacturing LiMnPO4 including the steps of: precipitating for obtaining precipita... | 07/06/2010 |
| 7740984 | Alkaline cells having high capacity Aspects of the present invention provide a high capacity electrochemical cell having an anode, a cathode, and a separator disposed between the anode and cathode. The cathode includes a mixture having a first component, a second component and a third component. The f... | 06/22/2010 |
| 7713660 | Method for manufacturing manganese oxide nanotube or nanorod by anodic aluminum oxide template The present invention relates to methods for manufacturing manganese oxide nanotubes/nanorods using an anodic aluminum oxide (AAO) template. In the inventive methods, the manganese oxide nanotubes/nanorods are manufactured in mild conditions using only a manganese o... | 05/11/2010 |
| 7638240 | Cathode material, method of manufacturing the same, and battery using the same Provided are a cathode material capable of improving battery characteristics by improving its structural stability, a method of manufacturing the cathode material, and a battery using the cathode material. A cathode comprises a complex oxide represented by Lia | 12/29/2009 |
| 7622221 | Non-aqueous electrolyte secondary battery and positive electrode active material therefor A positive electrode active material for a non-aqueous electrolyte secondary battery including a manganese oxide having a spinel structure, wherein the manganese oxide is represented by the general formula: Li1+aMn2−x−aMxO4+... | 11/24/2009 |
| 7588860 | Lithium primary battery A lithium primary battery including: a positive electrode containing a mixed crystalline manganese oxide; a negative electrode containing at least one selected from the group consisting of lithium and a lithium alloy; and a lithium-ion conductive non-aqueous electro... | 09/15/2009 |
| 7524581 | Non-aqueous electrochemical cells Electrochemical cells are disclosed. In some embodiments, an electrochemical cell includes a cathode having less than about 2,000 ppm of water, an anode, and an electrolyte having a first lithium salt and LiPF6. ... | 04/28/2009 |
| 7501208 | Doped manganese dioxides An active manganese dioxide electrode material that exhibits improved electrochemical performances compared with conventional manganese dioxide materials includes at least one dopant. The doped manganese dioxide electrode materials may be produced by a wet chemical ... | 03/10/2009 |
| 7459237 | Non-aqueous lithium electrical cell An electrochemical cell includes a cathode containing MnO2 and an anode including lithium. The cell also includes an electrolyte containing a bis(oxalato)borate salt. The cell further includes an aluminum surface in electrical contact with a non-aluminum ... | 12/02/2008 |
| 7452630 | Electrochemical cell An electrochemical cell comprises as an anode, a lithium transition metal oxide or sulphide compound which has a [B2]X4n− spinel-type framework structure of an A[B2]X4 spinel wherein A and B are metal cations ... | 11/18/2008 |
| 7438994 | Non-aqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery has a positive electrode, a negative electrode, a separator, and a non-aqueous electrolyte solution. The positive electrode has a theoretical capacity per unit area from 3.0 to 4.5 mAh/cm2. The non-aqueous elect... | 10/21/2008 |
| 7438991 | Nonaqueous electrolyte secondary cell and method for charging same The invention provides a non-aqueous electrolyte secondary cell that has high capacity and excels in cycle characteristics. The non-aqueous electrolyte secondary cell functions stably at a high potential of from 4.4 to 4.6 V with respect to lithium and inhibits the ... | 10/21/2008 |
| 7435510 | Nonaqueous electrolyte secondary battery A nonaqueous electrolyte secondary battery comprising a positive electrode containing a positive active material, a negative electrode containing a negative active material and a nonaqueous electrolyte, wherein a lithium transition metal complex oxide A formed by al... | 10/14/2008 |
| 7429434 | Cathode active material powder for lithium secondary battery It is to provide a cathode active material powder for a positive electrode for a lithium secondary battery, which has a large volume capacity density, high safety and excellent durability for charge and discharge cycles. A cathode active material powder for a lithiu... | 09/30/2008 |
| 7429433 | Positive electrode for non-aqueous electrolyte battery and method of producing the same and non-aqueous electrolyte battery In a positive electrode of a non-aqueous electrolyte battery, at least one alkaline earth metal oxide selected from the group consisting of magnesium oxide, calcium oxide and barium oxide is dispersed between particles of an active substance for positive electrode, ... | 09/30/2008 |
| 7416813 | Lithium secondary battery A lithium secondary battery is provided with a positive electrode, a negative electrode, and a non-aqueous electrolyte prepared by dissolving a solute in a non-aqueous solvent wherein a positive electrode active material of said positive electrode is composed of lit... | 08/26/2008 |
| 7407724 | Embedded electrode conformations for balanced energy, power, and cost in an alkaline cell A battery cell, such as a cylindrical or prismatic alkaline cell, is disclosed having significantly improved capacity utilization at mid-range power levels of discharge by implementing a curvilinear-like inner electrode configuration that provides moderated surface ... | 08/05/2008 |
| 7405023 | Alkaline dry battery The present invention provides an alkaline dry battery which has excellent heavy load and intermediate load discharge characteristics, and in which reduction in light load discharge characteristic is suppressed. In the alkaline dry battery comprising: a negative ele... | 07/29/2008 |
| 7402360 | Non-aqueous electrolyte battery The invention provides a non-aqueous electrolyte battery characterized in that: an active material of the positive electrode includes lithium manganese oxide; the shut-down temperature of the separator is 162° C. or lower; and the area contraction ratio of the sepa... | 07/22/2008 |
| 7389580 | Method and apparatus for thin-film battery having ultra-thin electrolyte A method and system for fabricating solid-state energy-storage devices including fabrication films for devices without an anneal step. A film of an energy-storage device is fabricated by depositing a first material layer to a location on a substrate. Energy is suppl... | 06/24/2008 |
