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| Number | Title | Issue Date |
| 8178239 | Cathode material for secondary battery, method for producing same, and secondary battery A cathode material for a secondary battery containing a cathode active material represented by the general formula LinFePO4 (wherein n represents a number from 0 to 1) as a primary component and molybdenum (Mo), wherein the cathode active mater... | 05/15/2012 |
| 8153296 | Lithium cell with cathode containing metal doped iron sulfide A primary cell having an anode comprising lithium and a cathode comprising a metal doped iron sulfide and carbon particles. A cathode slurry is prepared comprising the metal doped iron sulfide powder, carbon, binder, and a liquid solvent. The mixture is coated onto ... | 04/10/2012 |
| 8148013 | Conductive lithium storage electrode A compound comprising a composition Ax(M′1-aM″a)y(XD4)z, Ax(M′1-aM″a)y(DXD4)z, or Ax(M′1-aM″a | 04/03/2012 |
| 8137841 | Cathode compositions for lithium-ion electrochemical cells Compositions useful for cathodes in lithium-ion batteries are described. In some examples, an electrochemical cell includes an electrode, the electrode comprising a composition including the elements of Li, Fe, and F, where the composition includes a first phase inc... | 03/20/2012 |
| 8119285 | Cathode material for secondary battery, method for producing cathode material for secondary battery and secondary battery A positive electrode material is disclosed which contains an iron lithium phosphate as a positive electrode active material and has a large charge/discharge capacity, high-rate adaptability, and good charge/discharge cycle characteristics at the same time. Also disc... | 02/21/2012 |
| 8119286 | Electrochemical cells with improved separator and electrolyte An electrochemical cell is described. The electrochemical cell includes an anode, a cathode, a separator between said anode and said cathode, and an electrolyte. The electrolyte includes a salt dissolved in an organic solvent. The separator in combination with the e... | 02/21/2012 |
| 8097362 | Electrode active material and manufacturing method of same Electrode active material of the invention is such that a Li3PO4 phase is mixed in with an amorphous iron-phosphate complex having a LixFePyOz composition. Applying the electrode active material of the invention... | 01/17/2012 |
| 8080338 | Lithium secondary cell with high charge and discharge rate capability A high capacity, high charge rate lithium secondary cell includes a high capacity lithium-containing positive electrode in electronic contact with a positive electrode current collector, said current collector in electrical connection with an external circuit, a hig... | 12/20/2011 |
| 8076029 | Lithium cell with iron disulfide cathode and improved electrolyte A primary cell having an anode comprising lithium and a cathode comprising iron disulfide (FeS2) and carbon particles. The electrolyte comprises a lithium salt dissolved in a solvent mixture which contains 1,3-dioxolane and isosorbide dimethyl ether. The ... | 12/13/2011 |
| 8076028 | Lithium cell with cathode including iron disulfide and iron sulfide A primary cell having an anode comprising lithium or lithium alloy and a cathode comprising iron disulfide (FeS2), iron sulfide (FeS) and carbon particles. The electrolyte comprises a lithium salt dissolved in a solvent mixture. A cathode slurry is prepar... | 12/13/2011 |
| 8048565 | Process for preparing electroactive insertion compounds and electrode materials obtained therefrom A process for preparing an at least partially lithiated transition metal oxyanion-based lithium−ion reversible electrode material, which includes providing a precursor of said lithium-ion reversible electrode material, heating said precursor, melting same at a tem... | 11/01/2011 |
| 8034485 | Metal oxide negative electrodes for lithium-ion electrochemical cells and batteries Provided are negative electrode compositions for lithium-ion electrochemical cells that include metal oxides and polymeric binders. Also provided are electrochemical cells and battery packs that include electrodes made with these compositions. ... | 10/11/2011 |
| 8007940 | High discharge capacity lithium battery A lithium/iron disulfide electrochemical battery cell with a high discharge capacity. The cell has a lithium negative electrode, an iron disulfide positive electrode and a nonaqueous electrolyte. The iron disulfide of the positive electrode has a controlled average ... | 08/30/2011 |
| 7968230 | High discharge capacity lithium battery A lithium/iron disulfide electrochemical battery cell with a high discharge capacity. The cell has a lithium negative electrode, an iron disulfide positive electrode and a nonaqueous electrolyte. The positive electrode mixture containing the iron disulfide contains ... | 06/28/2011 |
| 7858233 | Electrode-active anion-deficient non-stoichiometric lithium iron-phosphate, method for preparing the same, and electrochemical device using the same The invention provides an anion-deficient non-stoichiometric lithium iron phosphate as an electrode-active material, which is represented by the formula Li1−xFe(PO4)1−y, wherein 0 | 12/28/2010 |
| 7722988 | All-temperature LiFeSbattery with ether and low concentration LiI electrolyte A lithium electrochemical cell design incorporating a low molality electrolyte including LiI is disclosed. The resulting cell delivers excellent performance under a wide range of temperatures, conditions and drain rates. ... | 05/25/2010 |
| 7718313 | Anode material and battery using the same An anode material capable of improving cycle characteristics, and a battery using the anode material are provided. A disk-shaped cathode contained in a package can and a disk-shaped anode contained in a package cup are laminated with a separator in between. The anod... | 05/18/2010 |
| 7718314 | Cathode material and battery A cathode material capable of improving capacity and superior low temperature characteristics, and a battery using the cathode material are provided. A cathode and an anode are layered with an electrolyte layer and a separator in between. The cathode contains a comp... | 05/18/2010 |
| 7682743 | Battery A battery capable of improving the constant output discharge capacity is provided. A battery includes a cathode, an anode, and an electrolyte. The cathode contains iron sulfide. The anode contains lithium metal or a lithium alloy. A ratio of a discharge capacity per... | 03/23/2010 |
| 7670721 | Process for making lithium transition metal phosphate powder for battery electrode Methods of manufacture and use of phosphates of transition metals are described as positive electrodes for secondary lithium batteries, including a process for the production of LiMPO4 with controlled size and morphology, M being FexCoy | 03/02/2010 |
| 7629080 | Electrode materials for electrochemical cells A lithiated metal phosphate material is doped by a portion of the lithium atoms which are present at the M2 sites of the material. The doped material has the general formula: Li1+xM1−x−dDdPO4. In the formula, M is a di... | 12/08/2009 |
| 7510802 | Multilayer ferritin array for bionanobattery A thin-film electrode for a bio-nanobattery is produced by consecutively depositing arrays of a ferritin protein on a substrate, employing a spin self-assembly procedure. By this procedure, a first ferritin layer is first formed on the substrate, followed by buildin... | 03/31/2009 |
| 7491468 | Method for preparing positive electrode material for secondary cell, and secondary cell A method for producing a cathode material for a secondary battery, characterized in that it comprises admixing a compound liberating a phosphate ion in a solution (phosphoric acid H3PO4, phosphorus pentoxide PO5, ammonium dihydrogenp... | 02/17/2009 |
| 7491469 | Energy storage and conversion devices using thermal sprayed electrodes Thin cathodes are presented, For example, a cathode includes a substrate; and a layer of a nanostructured pyrite active material deposited on the substrate, wherein the layer of the nanostructured pyrite has a thickness in the range from about 1 to about 1000 micron... | 02/17/2009 |
| 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 |
| 7422823 | Alkali-iron-cobalt phosphates and related electrode active materials This invention relates to electrode active materials, electrodes, and batteries. In particular, this invention relates to active materials comprising lithium or other alkali metals, iron, cobalt, and other transition metals, and phosphates or similar moieties. ... | 09/09/2008 |
| 7393476 | Positive electrode active material for lithium secondary cell and lithium secondary cell A positive active material for lithium secondary batteries, includes a composite oxide including an oxide which is represented by the composite formula LixMnaNibCocO2 and has an α-NaFeO2 structure, a... | 07/01/2008 |
| 7390473 | Method of making fine lithium iron phosphate/carbon-based powders with an olivine type structure Processes for producing fine LiFePO4/C and nanostructured LiFexM1−xPO4/C composite powders, where 1≦x≦0.1 and M is a metal cation. Electrodes made of either nanostructured LiFexM1−xPO4 | 06/24/2008 |
| 7390336 | Polyimide-based lithium metal battery The present invention relates to Lithium Metal batteries. In particular, it is related to lithium metal batteries containing a polyimide-based electrolyte. The present invention concerns a new concept of polyimide-based electrolytic component having an electrolyte c... | 06/24/2008 |
| 7390472 | Method of making nanostructured lithium iron phosphate—based powders with an olivine type structure A low cost and scalable processes for producing nanostructured LiFexM1-xPO4 and nanostructured LiFexM1-xPO4/C composite powders, where 1≦x≦0.1 and M is a metal cation, such as Mn, Co, Ni, and V. E... | 06/24/2008 |
| 7378189 | Electrode material for lithium secondary battery, electrode structure employing electrode material, and lithium secondary battery having electrode structure The present invention provides: an electrode material for a lithium secondary battery containing lithium boron mixed oxide having a monoclinic LiBO2 structure and represented by a chemical formula LiB1-xDxO2-yE | 05/27/2008 |
| 7378192 | Nonaqueous electrolyte battery To present a nonaqueous electrolyte secondary battery using iron compound which is inexpensive and abundant in resource, as the active material for the positive electrode. An iron compound with particle size of 1 to 300 nm or less, being composed of substantially sp... | 05/27/2008 |
| 7371482 | Lithium transition-metal phosphate powder for rechargeable batteries Methods of manufacture and use of phosphates of transition metals are described as positive electrodes for secondary lithium batteries, including a process for the production of LiMPO4 with controlled size and morphology, M being FexCoy | 05/13/2008 |
| 7368095 | Composite oxide for solid oxide fuel cell and method for preparation thereof The present invention provides a composite oxide for a high performance solid oxide fuel cell which can be fired at a relatively low temperature, and which has little heterogeneous phases of impurities other than the desired composition. The composite oxide is the o... | 05/06/2008 |
| 7365962 | Capacitor and method of connecting the same A capacitor includes a hollow capacitor element formed by rolling a pair of flat sheet-like electrodes and, with separators interposed therebetween, a bottom-closed metallic casing receiving the capacitor element and a drive electrolyte therein, and an opening-seali... | 04/29/2008 |
| 7348101 | Lithium secondary cell with high charge and discharge rate capability A high capacity, high charge rate lithium secondary cell includes a high capacity lithium-containing positive electrode in electronic contact with a positive electrode current collector, said current collector in electrical connection with an external circuit, a hig... | 03/25/2008 |
| 7348100 | Product and method for the processing of precursors for lithium phosphate active materials Methods for producing an electrode active material precursor, comprising: a) producing a mixture comprising particles of lithium hydrogen phosphate, having a first average particle size, and a metal hydroxide, having a second avera... | 03/25/2008 |
| 7338734 | Conductive lithium storage electrode A compound comprising a composition Ax(M′1-aM″a)y(XD4)z, Ax(M′1-aM″a)y(DXD4)z, or Ax(M′1-aM″a | 03/04/2008 |
| 7332248 | Active material for positive electrode for non-aqueous electrolyte secondary battery and method of manufacturing the same A method of manufacturing a non-aqueous electrolyte secondary battery is provided wherein the positive electrode is made from a lithium-metal composite oxide represented by the general formula Lix(Ni1-y, Coy)1-zMz | 02/19/2008 |
| 7326494 | Composite material and electrodes made therefrom A composite material having utility as a cathode material for a lithium ion battery includes a first component which is a metal phosphate and a second component which is a metal nitride, a metal oxynitride, or a mixture of the two. The second component is coated on,... | 02/05/2008 |
