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Halogen containing

Subclass of:

429 - Chemistry: electrical current producing apparatus, product, and process

429122000 - CURRENT PRODUCING CELL, ELEMENTS, SUBCOMBINATIONS AND COMPOSITIONS FOR USE THEREWITH AND ADJUNCTS

429188000 - Include electrolyte chemically specified and method

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Class / Patent application numberDescriptionNumber of patent applications / Date published
429200000 Hydrogen containing 74
Entries
DocumentTitleDate
20100119938BATTERY SEPARATOR - The present invention is of a battery separator comprising a reaction product of a polymer and a polyvalent metal. The present invention further provides a method of forming a battery separator comprising applying a polymer such as an acrylic polymer such that it reacts with a polyvalent metal in a battery component layer to form a separator. In some embodiments applying is by a printing technique. Further, the present invention is of a battery including a separator of the present invention and a method of making same.05-13-2010
20100075222SLURRY FOR SECONDARY BATTERY ELECTRODE, ELECTRODE FOR SECONDARY BATTERY, PROCESS FOR PRODUCTION OF ELECTRODE FOR SECONDARY BATTERY, AND SECONDARY BATTERY - There is provided a slurry for a secondary battery electrode and an electrode for a secondary battery that produce satisfactory charge-discharge characteristics for secondary batteries, as well as a secondary battery that exhibits satisfactory charge-discharge characteristics.03-25-2010
20090155686NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A non-aqueous electrolyte secondary battery of this invention includes a positive electrode including a positive electrode mixture, a negative electrode including a negative electrode mixture, and a non-aqueous electrolyte. The negative electrode mixture includes a material capable of absorbing and desorbing Li and a carbon material. The material capable of absorbing and desorbing Li includes at least one element selected from the group consisting of Si and Sn, and the amount of the carbon material is 3 to 60% by weight of the negative electrode mixture. At least one of the positive electrode, the negative electrode, and the non-aqueous electrolyte contains a lithium perfluoroalkylsulfonyl imide represented by the following general formula (1):06-18-2009
20130052523SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE SYSTEM, POWER TOOL, AND ELECTRONIC APPLIANCE - A secondary battery includes: an electrolytic solution; a positive electrode; and a negative electrode, at least one of the positive electrode, the negative electrode, and the electrolytic solution containing an alkyl carbonate represented by the following formula (1)02-28-2013
20130089777MATERIAL FOR USE AS ELECTROLYTE, LITHIUM SECONDARY BATTERY ELECTROLYTE, LITHIUM SECONDARY BATTERY EMPLOYING THE SAME, AND NOVEL LITHIUM SALT - An inventive electrolyte material contains a lithium salt comprising the following components (A1) and (B), or contains the following components (A1), (A2) and (B): 04-11-2013
20130071730NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - Provided is a nonaqueous electrolyte secondary battery having improved durability properties in terms of cycling, storage and the like. The nonaqueous electrolyte secondary battery comprises a nonaqueous electrolyte solution that contains a lithium salt and a nonaqueous solvent that dissolves the lithium salt, a negative electrode capable of absorbing and releasing lithium ions, and a positive electrode. The negative electrode contains a negative electrode active material made up of graphite particles having a rhombohedral rate ranging from 0% to 35%, and the nonaqueous electrolyte solution contains a compound represented by formula (1). As a result, a nonaqueous electrolyte secondary battery that achieves the above object is provided.03-21-2013
20090035656ORGANIC ELECTROLYTIC SOLUTION COMPRISING GLYCIDYL ETHER COMPUND AND LITHIUM BATTERY EMPLOYING THE SAME - An organic electrolytic solution includes a lithium salt; an organic solvent containing a high dielectric constant solvent and/or a low boiling point solvent; and a glycidyl ether compound represented by Formula 1:02-05-2009
20090081544THIN BATTERY WITH LONGER LIFE TIME - The thin battery has an anode material and a cathode material applied as pastes on one or more separator paper layers there between. The battery also has an aqueous electrolyte solution, binders and additives. The cathode paste furthermore has conductive material at least partly of carbon nanotubes. The thin battery has an anode material and a cathode material applied as pastes on one or more separator paper layers there between. The battery also has an aqueous electrolyte solution, binders and additives. The cathode paste furthermore has a conductive material at least partly of carbon nanotubes. The conductive material can additionally have one or more other allotropes of carbon, such as carbon powder, e.g. graphite powder.03-26-2009
20090181301LITHIUM SECONDARY BATTERY - A lithium secondary battery includes a positive electrode, a negative electrode, a separator separating the positive electrode and the negative electrode, and an electrolyte. The negative electrode active material of the negative electrode includes a material that is capable of reversibly intercalating and deintercalating lithium ions and a metallic material capable of alloying with lithium. The electrolyte includes a chemical compound containing a nitrile (—CN) radical.07-16-2009
20110294003POLYETHER-FUNCTIONALIZED REDOX SHUTTLE ADDITIVES FOR LITHIUM ION BATTERIES - Compounds may have general Formula I, II, or III:12-01-2011
20110143195NEGATIVE ELECTRODE FOR LITHIUM ION BATTERY, METHOD FOR PRODUCING THE SAME, AND LITHIUM ION BATTERY - A negative electrode 06-16-2011
20080261110Non-Aqueous Electrochemical Cells - An electrochemical secondary cell is disclosed. The cell includes a cathode, an anode, a cathode current collector including stainless steel, and an electrolyte containing a perchlorate salt and a second salt.10-23-2008
20100221604NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery includes a positive electrode having a positive electrode active material layer provided on a positive electrode collector, a negative electrode having a negative electrode active material layer provided on a negative electrode collector, and a nonaqueous electrolyte. The nonaqueous electrolyte contains at least one member selected from the group consisting of sulfone compounds represented by the following formulae (1) and (2); and an inorganic phosphorus compound represented by the following formula (3) exists on the surface of a positive electrode active material:09-02-2010
20120107679NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - The present invention is a non-aqueous electrolyte secondary battery including at least a positive electrode, a negative electrode and a non-aqueous electrolyte, the positive and negative electrodes being capable of occluding and emitting lithium ions, wherein the negative electrode is composed of particles each having a structure that silicon nanoparticles are dispersed to silicon oxide, each of the particles is coated with a carbon coating, and the non-aqueous electrolyte includes lithium oxalatoborate in the range of 5 to 10 mass %, as the electrolyte. As a result, there is provided a non-aqueous electrolyte secondary battery having high capacity, superior first charge and discharge efficiency, superior cycle performance, and high safety, while a manufacturing method and structure thereof are not complex.05-03-2012
20130011727CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY - Disclosed is a lithium secondary battery, which is low in capacity loss after overdischarge, having excellent capacity restorability after overdischarge and shows an effect of preventing a battery from swelling at a high temperature.01-10-2013
20080318124BATTERY - A battery capable of ensuring storage characteristics and overcharge characteristics is provided. The battery comprising a cathode, an anode, and an electrolytic solution. The cathode has a cathode current collector and a cathode active material layer provided on the cathode current collector. The cathode active material layer includes an aromatic compound having three or more benzene rings. The electrolytic solution includes at least one of an ester carbonate containing a halogen and an ester carbonate containing an unsaturated bond.12-25-2008
20130216898INHIBITOR OF REDUCTION OF LIFE CYCLE OF REDOX SHUTTLE ADDITIVE AND NON-AQUEOUS ELECTROLYTE AND SECONDARY BATTERY COMPRISING THE SAME - Disclosed is an inhibitor of the reduction of life cycle of a redox shuttle additive that undergoes oxidation-reduction cycling, the inhibitor being at least of one compound selected from the group consisting of vinylene carbonates, ethylene carbonates, cyclic sulfites and unsaturated sultones. Also, Disclosed is a non-aqueous electrolyte and secondary battery comprising the same inhibitor.08-22-2013
20090053599ELECTROLYTIC SOLUTION AND BATTERY - An electrolytic solution capable of suppressing the battery swollenness and improving the battery characteristics such as the charge and discharge efficiency and a battery using it are provided. A cathode (02-26-2009
20090053600Lithium Battery - Systems, methods, and apparatus are described for batteries including a positive electrode (02-26-2009
20090053598NONAQUEOUS ELECTROLYTE SOLUTION AND LITHIUM SECONDARY BATTERY USING SAME - The present invention provides a nonaqueous electrolytic solution exhibiting excellent battery characteristics such as electrical capacity, cycle property and storage property and capable of maintaining the battery characteristics for a long tire, and a lithium secondary battery using the nonaqueous electrolytic solution.02-26-2009
20100178556Negative electrode for lithium ion battery - The methods and devices described herein generally relate to Li07-15-2010
20100178557NON-AQUEOUS ELECTROLYTE AND SECONDARY BATTERY USING THE SAME - Disclosed is an electrolyte for a secondary battery comprising an electrolyte salt and an electrolyte solvent, the electrolyte comprising both a lactam-based compound and a sulfinyl group-containing compound. Also, disclosed is an electrode having a solid electrolyte interface (SEI) film partially or totally formed on a surface thereof, the SEI film being formed by electrical reduction of the above compounds. Further, a secondary battery comprising the electrolyte and/or the electrode is disclosed.07-15-2010
20120244425NONAQUEOUS-ELECTROLYTE BATTERIES AND NONAQUEOUS ELECTROLYTIC SOLUTIONS - The invention is to provide a nonaqueous-electrolyte battery which comprises a current collector, a positive electrode containing a lithium-containing phosphoric acid compound represented by LixMPO09-27-2012
20100216017BATTERY - A battery capable of improving the cycle characteristics even if the thickness of an anode active material layer is increased is provided. The battery includes a cathode, an anode and an electrolytic solution. The anode has an anode active material layer on an anode current collector, and the anode active material layer contains a carbon material and has a thickness of 30 μm or more. The electrolytic solution contains a solvent and an electrolyte salt, and the solvent contains at least one of sulfone compounds such as a cyclic disulfonic acid anhydride.08-26-2010
20100255370ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - Disclosed is an electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including the same. The electrolyte includes a lithium salt, trialkylsilyl(meth)acrylate compound represented by the following Chemical Formula 1, a halogenated carbonate compound, and an organic solvent.10-07-2010
20130216899LITHIUM ION SECONDARY BATTERY - A lithium-ion secondary battery capable of securing safety at a time of battery abnormality and restricting a drop in a high rate discharge property is provided. A lithium-ion secondary battery 08-22-2013
20090246623ELECTROLYTE COMPOSITION FOR NICKEL-ZINC BATTERIES - Electrodes and electrolytes for nickel-zinc secondary battery cells possess compositions that limit dendrite formation and other forms of material redistribution in the zinc electrode. In addition, the electrolytes may possess one or more of the following characteristics: good performance at low temperatures, long cycle life, low impedance and suitability for high rate applications.10-01-2009
20090111019ANODE AND BATTERY - A battery capable of improving the cycle characteristics is provided. The battery includes a cathode, an anode, and an electrolytic solution. The electrolytic solution is impregnated in a separator provided between the cathode and the anode. The anode has a coat on an anode active material layer provided on an anode current collector. The coat contains a fluorine resin. A terminal of the fluorine resin is a hydroxyl group or the like capable of being fixed (for example, being absorbed or bound) on the surface of the anode active material layer (anode active material).04-30-2009
20110091768NONAQUEOUS ELECTROLYTIC SOLUTION FOR SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolytic solution effective in improving cycle characteristics and used for a nonaqueous electrolyte secondary battery including a positive electrode having a positive-electrode active material capable of storing and releasing metal ions and a negative electrode having a negative-electrode active material containing at least one atom selected from the group consisting of Si, Sn, and Pb includes an electrolyte, a nonaqueous solvent, and an isocyanate compound having at least one aromatic ring in its molecule.04-21-2011
20110091769IONIC LIQUID - Disclosed is an ionic liquid having a low melting point, a low viscosity, and high electrical conductivity. Specifically disclosed is an anion represented by [CF04-21-2011
20090029250Polymer Electrolyte The Use Thereof And An Electrochemical Device Containing Said Polymer Electrolyte - The present invention relates to a polymer electrolyte having a lithium salt component and a polymer component, wherein the polymer component comprises at least one polymer compound, the repetitive units of which have at least partially groups which interact with the anions of the lithium salt component such that the dissociation of the lithium salt is enhanced. Thereby, a high ion conductivity of the polymer electrolyte is ensured by the interaction of the polymer component with the anions of the lithium salt component without a liquid component, i.e. without plasticizer and solvent. The polymer electrolyte according to the present invention is particularly suitable for the use in an electrochemical device, in particular in a battery and a secondary battery. Furthermore, the present invention relates to the use of the polymer electrolyte for producing an electrochemical device, in particular a battery and a secondary battery, an electrochemical device comprising the polymer electrolyte as well as a method for increasing the ion conductivity of polymer electrolytes.01-29-2009
20090214949NON-AQUEOUS ELECTROLYTE BATTERY AND NEGATIVE ELECTRODE - A non-aqueous electrolyte secondary battery including a positive electrode, a negative electrode and a non-aqueous electrolyte, wherein the negative electrode contains a negative electrode mixture containing a binder; and the binder contains polyvinylidene fluoride and polyacrylonitrile, with a mass ratio of polyvinylidene fluoride to polyacrylonitrile ranging from 99.9/0.1 to 95.1/4.9.08-27-2009
20110097626PROCESS FOR PRODUCTION HEXAFLUOROPHOSPHATES - An object is to provide a method of manufacturing a hexafluorophosphate, that can simply and easily manufacture an inexpensive and high-quality hexafluorophosphate while suppressing the manufacturing cost, an electrolytic solution containing a hexafluorophosphate, and an electricity storage device including the electrolytic solution. The present invention relates to a method of manufacturing a hexafluorophosphate, which comprises reacting at least a phosphorus compound with a fluoride represented by MF04-28-2011
20110076558NON-AQUEOUS ELECTROLYTE SECONDARY CELL - The present invention provides a non-aqueous electrolyte secondary cell that has high voltage, high capacity and excellent high-temperature cycle characteristics at a low cost.03-31-2011
20110076557NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK AND VEHICLE - According to one embodiment, there is provided a nonaqueous electrolyte battery. The negative electrode of the battery includes a negative electrode active material which can absorb and release lithium ions at a negative electrode potential of 0.4 V (V.S. Li/Li03-31-2011
20110070485NONAQUEOUS ELECTROLYTE SOLUTION AND LITHIUM SECONDARY BATTERY USING SAME - A non-aqueous electrolyte solution is provided that realizes a large capacity, exhibits high storage characteristics and cycle characteristics, and is capable of inhibiting gas generation.03-24-2011
20110052980NONAQUEOUS SECONDARY BATTERY AND ELECTRONIC DEVICE - In the nonaqueous secondary battery of the present invention, a positive electrode mixture layer included in a positive electrode contains a lithium-containing complex oxide defined by the general formula Li03-03-2011
20110250495Electrolyte Composition Electrochemical Cell Including A Contrast Agent And Method For Manufacturing Cells Using Same - An electrolyte composition including a detectable contrast agent and an electrochemical cell including the electrolyte composition, wherein the contrast agent allows for detection of spillage or leakage of electrolyte during or after cell construction. In some embodiments, the contrast agent is able to change the color intensity of the electrolyte composition over time after addition to the cell. Methods for detecting spillage or leakage of the contrast agent-containing electrolyte composition during cell construction are disclosed.10-13-2011
20120171563ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - An electrolyte for a lithium secondary battery, which includes a lithium salt, a nonaqueous organic solvent and at least one additive selected from the group consisting of vitamin G (vitamin B07-05-2012
20120202111CARBON ACTIVE MATERIAL FOR BATTERY ELECTRODES - There is provided a battery device having a high operating voltage and a low capacity degradation rate. The battery device comprising: a positive electrode having at least a positive electrode active material layer and a positive electrode collector; a negative electrode; a separator; and an organic electrolytic solution, wherein the positive electrode active material layer contains non-porous carbon having a specific surface area of 500 m08-09-2012
20120064396NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD FOR FABRICATNG NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A non-aqueous electrolyte secondary battery includes a positive electrode containing a positive-electrode active material, a negative electrode containing a negative-electrode active material, and a non-aqueous electrolyte, and is characterized in that the non-aqueous electrolyte contains 1.0 wt % or less of a compound represented by formula (1) and 2.0 wt % or less of a cyclic sulfate ester represented by formula (2), based on the total weight of the non-aqueous electrolyte. By using the non-aqueous electrolyte including a specified amount of the compound represented by formula (1) and a specified amount of the cyclic sulfate ester, when the battery is used at a low temperature after being stored at a high temperature, the increase of the internal resistance is inhibited.03-15-2012
20120121973NEGATIVE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY WITH THE SAME, AND METHOD FOR MANUFACTURING THE LITHIUM SECONDARY BATTERY - Disclosed herein is a negative active material for a lithium secondary battery. The negative active material according to an exemplary embodiment of the present invention includes nanoparticles having a multi layer structure in which a plurality of layers are stacked.05-17-2012
20110111288PRODUCTION PROCESS OF DIFLUOROPHOSPHATE, NONAQUEOUS ELECTROLYTIC SOLUTION AND NONAQUEOUS ELECTROLYTIC SECONDARY BATTERY - To provide a technique for simply and easily producing a high-purity difluorophosphate and provide a production process of an electrolytic solution using the obtained difluorophosphate, an electrolytic solution and a secondary battery.05-12-2011
20110111287METAL-AIR BATTERY - Cathodes for use in open electrochemical cells, open electrochemical cells, and devices comprising the cathodes and open electrochemical cells are disclosed. The open electrochemical cells generally comprise a cathode, an electrolyte, and an anode. One example cathode comprises: (i) a catalyst; (ii) an electronic conductor; and (iii) a hydrophobic gas permeable binder. The open electrochemical cells may function as metal-air batteries.05-12-2011
20100323240Method for Producing Lithium Difluorophosphate and Nonaqueous Electrolyte Battery Using the Same - [Problems] An object of the present invention is to provide: a production method for commercially advantageously producing lithium difluorophosphate or an electrolyte solution containing the lithium difluorophosphate, the lithium difluorophosphate serving as an additive useful for improving performance of a nonaqueous electrolyte battery; and a nonaqueous electrolyte battery employing the electrolyte solution for the nonaqueous electrolyte battery which solution contains the lithium difluorophosphate produced by the production method.12-23-2010
20100196757LITHIUM SULPHIDE BATTERY AND METHOD OF PRODUCING THE SAME - A chemical source of electrical energy may include a positive electrode (cathode) made of an electrically conductive material, a mixture of lithium sulphide and sulphur, a permeable separator or membrane, and a negative electrode (anode) made of an electrically conductive material or a material that is able reversibly to intercalate lithium ions, wherein an aprotic electrolyte comprising at least one lithium salt in at least one solvent is provided between the electrodes.08-05-2010
20100196756NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery includes: a positive electrode; a negative electrode; and a nonaqueous electrolyte, wherein the positive electrode contains a positive electrode active material having an olivine structure, and the nonaqueous electrolyte contains at least one member of sulfone compounds represented by the following formulae (1) and (2).08-05-2010
20090197168STORAGE ELEMENT - There is provided a battery device having a high operating voltage and a low capacity degradation rate. The battery device comprising: a positive electrode having at least a positive electrode active material layer and a positive electrode collector; a negative electrode; a separator; and an organic electrolytic solution, wherein the positive electrode active material layer contains non-porous carbon having a specific surface area of 500 m08-06-2009
20110189538PROCESSES FOR PRODUCTION OF PHOSPHORUS PENTAFLUORIDE AND HEXAFLUOROPHOSPHATES - A method of manufacturing phosphorus pentafluoride and hexafluorophosphate can suppress the manufacturing cost and also can manufacture high-quality phosphorus pentafluoride from an inexpensive and low-quality raw material. The raw material for the method can include at least a phosphorus atom and a fluorine atom. These are brought into contact with a carrier gas, and a phosphorus pentafluoride is extracted and separated into the carrier gas. A method of manufacturing hexafluorophosphate includes reacting fluoride with the resulting phosphorus pentafluoride according to the following chemical reaction scheme: sPF08-04-2011
20120308881NONAQUEOUS ELECTROLYTIC SOLUTION AND NONAQEUOUS-ELECTROLYTE SECONDARY BATTERY - An object of the invention is to provide a nonaqueous electrolytic solution which is capable of bringing about a nonaqueous-electrolyte secondary battery improved in initial charge capacity, input/output characteristics, and impedance characteristics. The invention relates to a nonaqueous electrolytic solution which comprises: a nonaqueous solvent; LiPF12-06-2012
20090286155LITHIUM DIFLUOROPHOSPHATE, ELECTROLYTE CONTAINING LITHIUM DIFLUOROPHOSPHATE, PROCESS FOR PRODUCING LITHIUM DIFLUOROPHOSPHATE, PROCESS FOR PRODUCING NONAQUEOUS ELECTROLYTE, NONAQUEOUS ELECTROLYTE, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY CONTAINING THE SAME - A difluorophosphate salt, which is expensive and not readily available, can be produced with a high purity readily and efficiently from inexpensive and readily available materials. A nonaqueous electrolyte secondary battery that exhibits low-temperature discharge and heavy-current discharge characteristics and high-temperature preservation and cycle characteristics without impairing the battery safety. A hexafluorophosphate salt is reacted with a compound having a bond represented by the following formula (1) in the molecule:11-19-2009
20090325065NON-AQUEOUS LIQUID ELECTROLYTE AND NON-AQUEOUS LIQUID ELECTROLYTE SECONDARY BATTERY - A non-aqueous liquid electrolyte secondary battery using negative-electrode active material having Si, Sn and/or Pb, with high charge-capacity, superior characteristics including discharge-capacity retention rate over long is provided. Its non-aqueous liquid electrolyte contains carbonate having unsaturated bond and/or halogen and compounds like LiPF12-31-2009
20120156556ACTIVE MATERIAL, ELECTRODE INCLUDING THE ACTIVE MATERIAL AND MANUFACTURING METHOD THEREOF, AND SECONDARY BATTERY - An electrode in which a silicon layer is provided over a current collector, a thin film layer having a thickness within a certain range is provided on a surface of the silicon layer, and the thin film layer contains fluorine, is used for a power storage device. The thickness of the thin film layer containing fluorine is greater than 0 nm and less than or equal to 10 nm, preferably greater than or equal to 4 nm and less than or equal to 9 nm. The fluorine concentration of the thin film layer containing fluorine is preferably as high as possible, and the nitrogen concentration, the oxygen concentration, and the hydrogen concentration thereof are preferably as low as possible.06-21-2012
20110104564METHOD FOR MANUFACTURING LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY SYSTEM - To provide a method for manufacturing a lithium secondary battery, characterized by having: a processing lithium secondary battery preparing step for preparing a processing lithium secondary battery that has a positive electrode layer containing LiFePO05-05-2011
20110104563ELECTROCHEMICAL CELL - An electrochemical cell is provided. The electrochemical cell comprises a cathode compartment. The cathode compartment comprises a cathodic metal, a metal halide, and a molten electrolyte. The cathodic metal comprises a high surface area metal powder and a low surface area metal powder. The electrochemical cell also comprises an anode compartment. The anode compartment comprises a molten anodic metal. A method of manufacturing the electrochemical cell is also provided.05-05-2011
20120164524COMPOSITION, ENERGY STORAGE DEVICE, AND RELATED PROCESSES - A positive electrode composition is provided. The positive electrode composition includes at least one electroactive metal, such as titanium, vanadium, niobium, molybdenum, nickel, cobalt, chromium, manganese, silver, antimony, cadmium, tin, lead, and zinc. The electroactive metal is present in an amount in a range from about 10 volume percent to about 20 volume percent, based on the volume of the positive electrode composition. The composition further includes iron, present in an amount in a range from about 0.2 volume percent to about 3 volume percent, based on the volume of the positive electrode composition; at least one first alkali metal halide; and an electrolyte salt. The electrolyte salt can be based on a reaction product of a second alkali metal halide and an aluminum halide, and has a melting point of less than about 300 degrees Celsius. An article, an energy storage device, and an uninterruptable power supply device that includes the positive electrode composition are also described; as is a method of forming the energy storage device.06-28-2012
20090130555NONAQUEOUS ELECTROLYTE BATTERY - A nonaqueous electrolyte battery includes positive and negative electrodes and an electrolyte, wherein the electrolyte includes succinic anhydride and at least one of lithium difluoro(oxalate)borate presented in Chemical Formula (1) and lithium bis(oxalate)borate presented in Chemical Formula (2).05-21-2009
20120129046NONAQUEOUS SECONDARY BATTERY AND FLAME RETARDANT FOR THE SAME - A nonaqueous secondary battery, comprising: a positive electrode; a negative electrode; and a nonaqueous electrolyte solution, the nonaqueous electrolyte solution containing at least a cyclic compound having, in the molecule, a functional group having an ester bond to which a nitrogen atom is attached, in which is the general formula (I).05-24-2012
20120315536Materials for Battery Electrolytes and Methods for Use - Described herein are materials for use in electrolytes that provide a number of desirable characteristics when implemented within batteries, such as high stability during battery cycling up to high temperatures high voltages, high discharge capacity, high coulombic efficiency, and excellent retention of discharge capacity and coulombic efficiency over several cycles of charging and discharging. In some embodiments, a high voltage electrolyte includes a base electrolyte and a set of additive compounds, which impart these desirable performance characteristics.12-13-2012
20120219853LITHIUM SECONDARY BATTERY OF IMPROVED HIGH-TEMPERATURE CYCLE LIFE CHARACTERISTICS - Disclosed is a lithium secondary battery comprising a cathode including a lithium-containing transition metal oxide, and a non-aqueous electrolyte with addition of a compound of formula (1). Incorporation of the compound (1) into the electrolyte significantly improves the high-temperature performance and cycle life characteristics of the battery.08-30-2012
20120219852NEGATIVE ELECTRODE FOR A LITHIUM ION BATTERY - A negative electrode for a lithium ion battery includes an active electrode material, a conductive additive, and a binder for holding the active electrode material and the conductive additive together. The binder is chosen from polyethyleneimine, copolymers of polyethyleneimine, amine functionalized polyamides, proteins, and combinations thereof.08-30-2012
20120077079Redox Flow Batteries Based on Supporting Solutions Containing Chloride - Redox flow battery systems having a supporting solution that contains Cl03-29-2012
20100003597ELECTROLYTE, ELECTROLYTE SOLUTION FOR LITHIUM-ION SECONDARY BATTERY COMPRISING THE ELECTROLYTE, AND LITHIUM-ION SECONDARY BATTERY USING THE ELECTROLYTE SOLUTION - An object of the present invention is to provide an electrolyte solution for lithium-ion secondary batteries comprising a tetraalkylphosphonium salt which improves the cycle characteristics and safety of lithium-ion batteries, and to provide a lithium-ion secondary battery using the electrolyte solution. Disclosed is an electrolyte comprising a tetraalkylphosphonium salt represented by general formula (1)01-07-2010
20090061311Non-aqueous electrolyte secondary battery - An object of the invention is to provide a non-aqueous electrolyte secondary battery that allows a good charge/discharge cycle characteristic to be obtained. The non-aqueous electrolyte secondary battery according to the invention includes a negative electrode containing silicon as a negative electrode active material, a positive electrode, and a non-aqueous electrolyte, the average particle size of the negative electrode active material is not less than 5 μm nor more than 20 μm, and the weight of the negative electrode active material is at least 10% of the weight of the non-aqueous electrolyte.03-05-2009
20090017374BATTERY - A battery capable of improving the cycle characteristics even if the thickness of an anode active material layer is increased is provided. The battery includes a cathode, an anode and an electrolytic solution. The anode has an anode active material layer on an anode current collector, and the anode active material layer contains a carbon material and has a thickness of 30 μm or more. The electrolytic solution contains a solvent and an electrolyte salt, and the solvent contains at least one of sulfone compounds such as a cyclic disulfonic acid anhydride.01-15-2009
20120258357ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - Disclosed is an electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including the same, and the electrolyte includes a lithium salt composition including a first lithium salt; and a second lithium salt of lithium bisfluorosulfonyl imide represented by the following Chemical Formula 1 at a mole ratio of 1:0.05 to 1:1, and a non-aqueous organic solvent.10-11-2012
20110039155METHOD FOR PRODUCING POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - An object of the invention is to inhibit the entry of LiOH and Li02-17-2011
20110045346BATTERY STRUCTURES, SELF-ORGANIZING STRUCTURES AND RELATED METHODS - An energy storage device includes a first electrode comprising a first material and a second electrode comprising a second material, at least a portion of the first and second materials forming an interpenetrating network when dispersed in an electrolyte, the electrolyte, the first material and the second material are selected so that the first and second materials exert a repelling force on each other when combined. An electrochemical device, includes a first electrode in electrical communication with a first current collector; a second electrode in electrical communication with a second current collector; and an ionically conductive medium in ionic contact with said first and second electrodes, wherein at least a portion of the first and second electrodes form an interpenetrating network and wherein at least one of the first and second electrodes comprises an electrode structure providing two or more pathways to its current collector.02-24-2011
20110223476NON-AQUEOUS ELECTROLYTE AND LITHIUM SECONDARY BATTERY USING THE SAME - A non-aqueous electrolyte and a lithium secondary battery using the same are provided, which satisfy both flame retardancy and charge-discharge cycle characteristics, and attain a longer lifetime of the battery. A mixture of a chain carbonate, vinylene carbonate, a fluorinated cyclic carbonate and a phosphate ester is used as the non-aqueous electrolyte. It is desirable that the phosphate ester includes trimethyl phosphate and a fluorinated phosphate ester. Further, it is desirable that ethylene carbonate is further contained.09-15-2011
20120276446POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A positive electrode active material for non-aqueous electrolyte secondary battery, comprising particles of a lithium transition metal complex oxide represented by the general formula:11-01-2012
20120276445PURE FORMS OF LITHIUM BORATE SALTS AND THE PROCESS PRODUCING SUCH FORMS - An electrolytic solution comprising a purified lithium borate salt that when used in lithium ion battery, delivers superior performances that include negligible irreversible capacity upon cell formation, low impedance on both cathode and anode, and excellent stability when operated at high temperatures.11-01-2012
20130202957Lithium-Ion Rechargeable Battery - Provided is a technique of achieving a longer-life lithium ion secondary battery. The lithium ion secondary battery includes a cathode including a cathode active material containing Mn, an anode including an anode active material containing graphite and non-aqueous electrolytic solution including electrolyte, and LiBF08-08-2013
20130115510ANODE FOR SECONDARY BATTERY, ANODE CURRENT COLLECTOR, PRODUCTION METHOD THEREOF, AND SECONDARY BATTERY - A chargeable and dischargeable secondary battery for use in electronic devices, industrial machines, electric-powered vehicles, is provided, along with an anodic electrode and a copper foil for anode current collector. It is an anode for secondary battery that utilizes non-aqueous electrolyte, which comprises a silicon-type active material film formed on one side or both sides of a current collector made of copper foil or copper alloy foil, wherein 1 g/m05-09-2013
20130122361FLUORIDE ION ELECTROCHEMICAL CELL - Electrochemical cells of the present invention are versatile and include primary and secondary cells useful for a range of important applications including use in portable electronic devices. Electrochemical cells of the present invention also exhibit enhanced safety and stability relative to conventional state of the art primary lithium batteries and lithium ion secondary batteries. For example, electrochemical cells of the present invention include secondary electrochemical cells using anion charge carriers capable of accommodation by positive and negative electrodes comprising anion host materials, which entirely eliminate the need for metallic lithium or dissolved lithium ion in these systems.05-16-2013
20130143112Method for Producing a Lithium Hexafluorophosphate Concentrated Liquid - Disclosed is a method for forming lithium hexafluorophosphate by reacting together phosphorus trichloride, chlorine and lithium chloride in a nonaqueous organic solvent and then making the reaction product formed in the solvent react with hydrogen fluoride. This method is characterized by that a lithium hexafluorophosphate concentrated liquid is obtained by conducting a filtration after making the reaction product formed in the solvent react with hydrogen fluoride and then subjecting the filtrate to a concentration by degassing. By this method, it is possible to easily produce a high-purity, lithium hexafluorophosphate concentrated liquid at a low cost.06-06-2013
20110311865IONIC LIQUID, ELECTROLYTE, LITHIUM SECONDARY BATTERY USING THE SAME, AND PROCESS FOR PRODUCING IONIC LIQUID - The present invention provides an ionic liquid useful for a lithium secondary battery, which is excellent in performance as an electrolyte material, such that the liquid has ionic conductance and a wide potential window, and is excellent in safety, as well as an electrolyte using the same. The present invention relates to an ionic liquid including a cyanophosphate-based anion represented by the following general formula (1), and an electrolyte using the same, a lithium secondary battery, and a process for producing the ionic liquid.12-22-2011
20110311864NONAQUEOUS ELECTROLYTE AND NONAQUEOUS ELECTROLYTE BATTERY - A nonaqueous electrolyte includes: a nonaqueous solvent; an electrolyte salt; a hydrocarbon compound having a nitrile group; and at least one of a heteropolyacid and a heteropolyacid compound.12-22-2011
20130189573Solid Type Secondary Battery Using Silicon Compound and Method for Manufacturing the Same - A solid type secondary battery manufactured at low cost and which rarely causes an environmental problem by employing a silicon compound in a cathode and an anode, includes silicon carbide having a chemical formula SiC in a positive electrode 07-25-2013
20130196224Intermediate Temperature Sodium Metal-Halide Energy Storage Devices - Sodium metal-halide energy storage devices utilizing a substituting salt in its secondary electrolyte can operate at temperatures lower than conventional ZEBRA batteries while maintaining desirable performance and lifetime characteristics. According to one example, a sodium metal-halide energy storage device operates at a temperature less than or equal to 200° C. and has a liquid secondary electrolyte having M08-01-2013
20130202956Methods and Energy Storage Devices utilizing electrolytes having surface-smoothing additives - Electrodeposition and energy storage devices utilizing an electrolyte having a surface-smoothing additive can result in self-healing, instead of self-amplification, of initial protuberant tips that give rise to roughness and/or dendrite formation on the substrate and anode surface. For electrodeposition of a first metal (M1) on a substrate or anode from one or more cations of M1 in an electrolyte solution, the electrolyte solution is characterized by a surface-smoothing additive containing cations of a second metal (M2), wherein cations of M2 have an effective electrochemical reduction potential in the solution lower than that of the cations of M1.08-08-2013
20130209871ACTIVE MATERIAL, PROCESS FOR PRODUCTION OF ACTIVE MATERIAL, AND LITHIUM ION SECONDARY BATTERY - An active material having high capacity and excellent charging/discharging cycle durability at high potential is provided. The active material has a layered structure and is represented by the following composition formula (1):08-15-2013

Patent applications in class Halogen containing

Patent applications in all subclasses Halogen containing