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| Number | Title | Issue Date |
| 8187750 | Negative active material including lithium vanadium oxide for non-aqueous rechargeable battery, and non-aqueous rechargeable battery including same The negative active material for a non-aqueous rechargeable battery includes a main component of lithium vanadium oxide, and at least one selected from the group consisting of Li3VO4, vanadium carbide, and mixtures thereof. The Li3VO... | 05/29/2012 |
| 8026004 | Negative active material for a rechargeable lithium battery, method for preparing the same, and rechargeable lithium battery including the same A negative active material for a rechargeable lithium battery may include a compound powder represented by the following formula 1 LixMyVzO2+d [Formula 1] where 1≦x≦2.5, 0≦y≦0.5, 0.5≦z≦... | 09/27/2011 |
| 8026003 | Negative active material for a non-aqueous electrolyte battery, and a non-aqueous electrolyte battery comprising the same A negative active material of a non-aqueous electrolyte battery includes a compound represented by formula 1: LixMyVzO2+d (1) where 0.1≦x≦2.5, 0 | 09/27/2011 |
| 7981545 | Negative active material for rechargeable lithium battery and rechargeable lithium battery including the same A negative active material for a rechargeable lithium battery includes a lithium vanadium composite oxide represented by LixMyVzO2+d, where: 0.1≦x≦2.5, 0≦y≦0.5, 0.5≦z≦1.5, 0≦d≦0.5, and M... | 07/19/2011 |
| 7442469 | Cathode active material and non-aqueous electrolyte secondary battery A cathode with a cathode active material is provided. The cathode active material is obtained by mixing a zirconium-containing lithium cobalt composite oxide containing zirconium as a sub-component element in a first lithium cobalt composite oxide expressed by a for... | 10/28/2008 |
| 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 |
| 7438992 | Lithium-based active materials and preparation thereof The invention provides novel lithium-mixed metal materials which, upon electrochemical interaction, release lithium ions, and are capable of reversibly cycling lithium ions. The invention provides a rechargeable lithium battery which comprises an electrode formed fr... | 10/21/2008 |
| 7396614 | Lithium and vanadium oxide, a preparation method thereof and the use of same as an active electrode material A lithium and vanadium oxide is described having the formula Li1+xV3O8, wherein 0.1≦×≦0.25. The oxide has a monoclinic crystalline structure and comprises non-agglomerated grains in the form of monocrystalline pellets having a l... | 07/08/2008 |
| 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 |
| 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 |
| 7374841 | Positive electrode active matter and secondary battery using this A cathode active material includes: (a) first oxide including (1) lithium (Li), nickel (Ni) and manganese, (2) a first element MI selected from Group 2 to Group 14 elements, and (3) oxygen; (b) a second oxide including (1) lithium, (2) a second element MII including... | 05/20/2008 |
| 7374842 | Non-aqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery, comprises positive and negative electrode plates, each comprising a current collector and a material mixture layer carried on each face thereof. A total thickness of the positive electrode material mixture layers on both ... | 05/20/2008 |
| 7326498 | Method for preparing positive active material for rechargeable lithium battery and positive active material prepared by same Disclosed is a method of preparing a positive active material for a rechargeable lithium battery including adding first and second compounds to a solvent to prepare an acidic solution with a pH from 0.01 to 3, the first compound including an element that is capable ... | 02/05/2008 |
| 7316865 | Active material for lithium secondary battery and method of preparing active material A process of manufacturing a positive active material for a lithium secondary battery includes preparing a coating-element-containing organic suspension by adding a coating-element source to an organic solvent, adding water to the suspension to prepare a coating liq... | 01/08/2008 |
| 7315441 | Flame-retardant electrolyte electrolytic capacitor The invention relates to an electrolytic capacitor having a flame retardant electrolyte and a high safety even if the electrolyte leaks out to outside, and more particularly to an electrolytic capacitor comprising a positive electrode provided with an insulating oxi... | 01/01/2008 |
| 7309546 | Positive active material for rechargeable lithium battery Disclosed is a positive active material for a rechargeable lithium battery, including a lithiated intercalation compound and an additive compound. The additive compound comprises one or more intercalation element-included oxides which have a charging voltage of 4.0 ... | 12/18/2007 |
| 7285357 | Electrochemically active material for the positive electrode of an electrochemically rechargeable lithium cell An electrochemically active material resulting from substituting a portion of the nickel in a single-phase composite oxide of nickel and lithium of the LiNiO2 type, characterized in that the active material satisfies the formula: Li(M1 | 10/23/2007 |
| 7217478 | Solid electrolyte and all-solid battery using the same To inhibit decrease in charge-discharge, storage and charge-discharge cycle characteristics due to reduction of phosphorus atoms in a battery including lithium phosphorus oxynitride as a solid electrolyte, a transition metal element is incorporated into lithium phos... | 05/15/2007 |
| 7217476 | Battery Disclosed is a battery with a light weight and a high energy density. The battery includes a anode 5, having a layer of an anode active material 9 formed on an anode substrate 8, a cathode 6, including a layer of a cathode active material... | 05/15/2007 |
| 7214446 | Batteries with electroactive nanoparticles Batteries based on nanoparticles are demonstrated that achieve high energy densities. Vanadium oxide nanoparticles can have several different stoichiometries and corresponding crystal lattices. The nanoparticles preferably have average diameters less than about 500 ... | 05/08/2007 |
| 7198869 | High capacity and high rate batteries Improved batteries described herein generally comprise an electrolyte having lithium ions and a cathode comprising submicron metal vanadium oxide particles. In some embodiments, the battery demonstrate an accessible current capacity of at least about 220 mAh/g when ... | 04/03/2007 |
| 7189475 | Lithium secondary battery The present invention provides a secondary battery which is less expensive, whose safety is extremely high, which is of large capacity as well as good cyclic characteristic, and which uses an aqueous solution for the electrolytic solution. A lithium secondary batter... | 03/13/2007 |
| 7135252 | Lithium metal oxide electrodes for lithium cells and batteries A lithium metal oxide positive electrode for a non-aqueous lithium cell is disclosed. The cell is prepared in its initial discharged state and has a general formula xLiMO2.(1-x)Li2M′O3 in which 0 | 11/14/2006 |
| 7135251 | Active material for battery and method of preparing the same An active material for a battery has a surface-treatment layer including a compound of the formula (1): MXOk (1) wherein M is at least one element selected from an alkali metal, an alkaline earth metal, a ... | 11/14/2006 |
| 7129005 | Polyimide matrix electrolyte and improved batteries therefrom A battery includes an anode, a cathode, and a polymer matrix electrolyte (PME) separator disposed between the anode and the cathode. The PME separator includes a polyimide, at least one lithium salt in a concentration of at least 0.5 moles of lithium per mole of imi... | 10/31/2006 |
| 7094499 | Carbon materials metal/metal oxide nanoparticle composite and battery anode composed of the same A method of forming a composite material for use as an anode for a lithium-ion battery is disclosed. The steps include selecting a carbon material as a constituent part of the composite, chemically treating the selected carbon material to receive nanoparticles, inco... | 08/22/2006 |
| 7057246 | Transition metal dielectric alloy materials for MEMS Micromechanical devices are provided that are capable of movement due to a flexible portion. The micromechanical device can have a flexible portion formed of a nitride of preferably an element from groups 3A to 6A of the periodic table (preferably from the first two... | 06/06/2006 |
| 6926998 | Nickel-metal hydride storage battery A nickel-metal hydride storage battery comprising a positive electrode containing nickel hydroxide, a negative electrode containing a hydrogen absorbing alloy and an alkaline electrolyte, wherein the positive electrode contains a hydroxide and/or an oxide of an elem... | 08/09/2005 |
| 6919054 | Reactant nozzles within flowing reactors Improved reaction chamber designs are described that provide for improved control over the flow within the reaction chamber. The reaction chambers contain reactions for particle production from a flowing reactant stream. Improved reactant delivery nozzles are descri... | 07/19/2005 |
| 6919144 | Nonaqueous electrolyte secondary cell and method of manufacturing the same The present invention provides a nonaqueous electrolyte secondary cell having a positive electrode comprising mainly of a positive electrode active material, a negative electrode, and a nonaqueous electrolyte. The positive electrode active material is a lithium-cont... | 07/19/2005 |
| 6881520 | Electrode material for rechargeable batteries and process for the preparation thereof There is provided a series of novel particulate stabilized lithiated compounds which can be utilized as cathodic materials in lithium ion battery cells. Each particle of the material defines an inner lithiated metal oxide core which acts as an intercalation cathode.... | 04/19/2005 |
| 6872492 | Sodium ion batteries Sodium ion batteries are based on sodium based active materials selected among compounds of the general formula: AaMb(XY4)cZd, wherein A comprises sodium, M comprises one or more metals, comp... | 03/29/2005 |
| 6855462 | Lithium metal fluorophosphate materials and preparation thereof The invention provides new and novel lithium-metal-fluorophosphates which, upon electrochemical interaction, release lithium ions, and are capable of reversibly cycling lithium ions. The invention provides a rechargeable lithium battery which comprises an electrode ... | 02/15/2005 |
| 6855461 | Cathode material for lithium rechargeable batteries A crystal which can be employed as the active material of a lithium-based battery has an empirical formula of Lix1A2Ni1-y-zCoyBzOa, wherein “x1” is greater than about 0.1 and equal to or less than... | 02/15/2005 |
| 6844115 | Highly conductive and stable nonaqueous electrolyte for lithium electrochemical cells The present invention is directed to at least partially replacing PC and/or DME with a linear carbonate, preferably dimethyl carbonate, and a linear mono-ether, the most preferred being diisopropyl ether, in electrolytes useful for activating alkali metal-containing... | 01/18/2005 |
| 6805999 | Buried anode lithium thin film battery and process for forming the same A reverse configuration, lithium thin film battery (300) having a buried lithium anode layer (305) and process for making the same. The present invention is formed from a precursor composite structure (200) made by depositing electrolyte layer (... | 10/19/2004 |
| 6803147 | Silver vanadium oxide having low internal resistance and method of manufacture The current invention relates to the preparation of an improved cathode active material for non-aqueous lithium electrochemical cell. In particular, the cathode active material comprises ε-phase silver vanadium oxide prepared by using a γ-phase silver vanadium oxi... | 10/12/2004 |
| 6797019 | Electrochemical cell having an electrode of silver vanadium oxide coated to a current collector The invention is directed to an SVO electrochemical cell having high rate capability. The cathode is produced by coating a mixture of an active material, conductive additives, a mixed binder, and an aluminum foil current collector. The mixed binder consists of a mix... | 09/28/2004 |
| 6777132 | Alkali/transition metal halo—and hydroxy-phosphates and related electrode active materials The present invention relates to novel electrode active materials represented by the general formula AaMb(XY4)cZd, wherein: (a) A is one or more alkali metals, and 0 | 08/17/2004 |
| 6767670 | Carbon-coated titanium current collectors for use in alkali metal electrochemical cells An alkali metal/solid cathode electrochemical cell, such as of a Li/SVO couple, having the cathode material supported on a titanium current collector screen coated with a carbonaceous material is described. The thusly-coated titanium current collector provides the c... | 07/27/2004 |
