40th week of 2015 patent applcation highlights part 83 |
Patent application number | Title | Published |
20150280192 | SEPARATOR FOR ELECTROCHEMICAL DEVICE AND METHOD FOR MANUFACTURING THE SAME - The present disclosure relates to a separator for an electrochemical device with pores having predetermined diameter, permeation time, and tortuosity, to allow for smooth movement of lithium ions and a method for manufacturing the same, and smooth movement of lithium ions may be optimized by the separator for an electrochemical device. | 2015-10-01 |
20150280193 | ENERGY STORAGE APPARATUS - An energy storage apparatus includes: one or more energy storage devices; an outer covering arranged outside the one or more energy storage devices; a partition member arranged on a side of any one of the one or more energy storage devices; and a supporter which supports the partition member at a predetermined position. The supporter is formed of a heat resistant member. | 2015-10-01 |
20150280194 | BIAXIALLY STRETCHED MICROPOROUS FILM - A biaxially stretched microporous film includes band-like polyethylene material having a film width of not less than 300 mm wherein distribution of physical properties in the film width direction and the thickness variation is less than 1.00 μm and air permeability variation is not greater than 50 seconds/100 mL. The polyethylene microporous film has excellent planarity and uniformity of physical properties required when used in a large-area configuration as a separator film of a lithium ion battery for automobiles or consumer electronics. | 2015-10-01 |
20150280195 | HIGHLY-POROUS SEPARATOR FILM WITH A COATING - The invention concerns a biaxially orientated, single- or multi-layered porous film which comprises at least one porous layer and this layer contains at least one propylene polymer;
| 2015-10-01 |
20150280196 | SEPARATOR, AND SECONDARY BATTERY - The present invention aims to provide a separator having a high ion conductivity and excellent durability, and a secondary battery. The present invention relates to a separator including a layer that includes a fluoropolymer including a polymer unit based on vinylidene fluoride and a polymer unit based on tetrafluoroethylene, and a porous membrane. The fluoropolymer includes 80.0 to 89.0 mol % of the polymer unit based on vinylidene fluoride in all the polymer units, and has a weight average molecular weight of 50000 to 2000000. | 2015-10-01 |
20150280197 | Composite Porous Separator And Electrochemical Device - The present disclosure provides a composite porous separator and an electrochemical device. The composite porous separator comprises: a composite porous substrate; and a composite porous coating coated on at least one surface of the composite porous substrate. The composite porous substrate comprises a filler A and a polymer matrix, the filler A is at least one selected from a group consisting of inorganic particles and organic particles; the composite porous coating comprises a filler B and an adhesive, the filler B is at least one selected from a group consisting of inorganic particles and organic particles. The electrochemical device has the above composite porous separator. The present disclosure improves the thermal stability of the composite porous separator, and improves the anti-deformation capability and the capacity retention rate of the electrochemical device, and further improves the cycle performance and the low temperature dynamic performance of the electrochemical device. | 2015-10-01 |
20150280198 | Battery Element, a Battery and a Method for Forming a Battery - A battery element includes a substrate with a plurality of trenches extending into the substrate. At least a part of each trench of the plurality of trenches is filled with a solid state battery structure. Further, the battery element includes a front side battery element electrode arranged at a front side of the substrate and electrically connected to a first electrode layer of the solid state battery structures within the plurality of trenches. Additionally, the battery element includes a backside battery element electrode arranged at a backside of the substrate and electrically connected to a second electrode layer of the solid state battery structures within the plurality of trenches. | 2015-10-01 |
20150280199 | FLEXIBLE CASCADE UNIT FOR CASCADING ELECTRICAL ELEMENTS AND DEVICE THEREOF - A flexible cascade unit for cascading electrical elements and device thereof are provided. The cascade unit includes a first series connection portion, a second series connection portion and a flexible structure. The flexible structure is a formed integral between the first and second series connection portions, and clads a conducting wire. The conducting wire has two conducting ends respectively extended to the first and second series connection portions. As such, a strip-like object can be formed based on the flexibility, and be attached at an arm, waist or wrist of a person to be readily portable and wearable. | 2015-10-01 |
20150280200 | METHOD FOR CONNECTING SEVERAL GALVANIC CELLS AND CELL CONNECTOR THEREFORE - A cell connector to connect a plurality of galvanic cells, system comprising a plurality of galvanic cells, and a method to connect a plurality of galvanic cells. The cell connector including a longitudinal, planar base section having opposite-lying first and second longitudinal edges. A planar, first connecting tab is connected to the base section on the first longitudinal edge thereof, the plane of the first connecting tab being aligned at a right angle to the base section. A planar, second connecting tab is connected to the base section on the second longitudinal edge thereof, the plane of the second connecting tab being aligned at a right angle to the plane of the base section. | 2015-10-01 |
20150280201 | Forming an Interconnection for Solid-State Batteries - Disclosed are batteries and methods of manufacturing batteries with improved energy densities. In some embodiments, a first cathode current collector and a first anode current collector are provided on a first side of a substrate. A second cathode current collector and a second anode current collector are provided on a second side of the substrate. A laser is used to form: a first channel through the substrate between the first cathode current collector and the second cathode current collector, and a second channel through the substrate between the first anode current collector and the second anode current collector. A cathode interconnection is formed, via the first channel, between the first cathode current collector and the second cathode current collector. An anode interconnection is formed, via the second channel, between the first anode current collector and the second anode current collector. | 2015-10-01 |
20150280202 | SECONDARY BATTERY - A secondary battery, including an electrode assembly including a first electrode, a second electrode, and a separator between the first and second electrodes; a first lead tab electrically connected to the first electrode; a second lead tab electrically connected to the second electrode; a case accommodating the electrode assembly, the first lead tab, and the second lead tab therein, with an opening in a top of the case; a cap plate closing the opening of the case; and a bottom retainer on a bottom interior of the case, the bottom interior facing the top of the case, the bottom retainer including a non-contact region not in contact with the bottom interior of the case. | 2015-10-01 |
20150280203 | RECHARGEABLE BATTERY HAVING TOP INSULATING MEMBER - A rechargeable battery includes a case accommodating an electrode assembly; a cap plate coupled to the case and having a short-circuit hole; a first electrode terminal and a second electrode terminal extending through the cap plate and electrically connected to the electrode assembly; a membrane fixed to the cap plate in the short-circuit hole and configured to electrically connect the first electrode terminal and the second electrode terminal to cause a short circuit; a connection plate electrically connected to the first electrode terminal and spaced from a side of a short-circuit member; a top insulating member located between the connection plate and the cap plate; and a fixing member fixed to the cap plate and supporting the top insulating member. | 2015-10-01 |
20150280204 | RECHARGEABLE BATTERY HAVING FUSE UNIT - A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode, a case configured to receive the electrode assembly, a first current collecting member including a first fuse unit coupled to the first electrode and having a cross-sectional area that is smaller than a cross-sectional area of a periphery of the first current collecting member, and a second current collecting member including a second fuse unit coupled to the second electrode and having a cross-sectional area that is smaller than a cross-sectional area of a periphery of the second current collecting member, in which the first fuse unit is configured to melt more quickly than the second fuse unit at a first current, and the second fuse unit is configured to melt more quickly than the first fuse unit at a second current that is lower than the first current. | 2015-10-01 |
20150280205 | SECONDARY BATTERY - A secondary battery including an electrode assembly, the electrode assembly including a first electrode, a second electrode, and a separator; a case accommodating the electrode assembly therein; a cell cover sealing the case; and a first terminal unit having one end that is electrically connected to the first electrode of the electrode assembly and having another end extracted to an outside of the case, wherein the first terminal unit includes a first collector in the case and electrically connected to the first electrode of the electrode assembly, the first collector having a fuse area; and an arc cutting block adjacent to the fuse area of the first collector, the arc cutting block being movable to a position previously occupied by the fuse area in the event that the fuse area is cut off, and cutting an arc generation path. | 2015-10-01 |
20150280206 | METHOD FOR PRODUCING CATHODES - Process for producing cathodes | 2015-10-01 |
20150280207 | METHOD OF PREPARING GRAPHENE-GRAPHENE FUSED MATERIAL AND METHOD OF PREPARING GRAPHENE-SUBSTRATE COMPOSITE USING THE SAME - The present invention relates to a method of preparing a graphene-substrate composite using a graphene-graphene fused material. The method of preparing a graphene-substrate composite includes (a) forming a nano graphene-metal fused material comprised of nano-graphene and nano metal, (b) thermally treating the plurality of nano graphene-metal fused materials at a temperature higher than a melting point of the nano metal to connect the plurality of nano graphene-metal fused materials to each other by a melting bonding of the nano metal to form a graphene-graphene fused material, (c) pulverizing the graphene-graphene fused material to form a graphene-graphene fused material powder, and (d) dispersing the graphene-graphene fused material powder in a substrate to form a graphene-substrate composite. | 2015-10-01 |
20150280208 | METHOD AND APPARATUS FOR MANUFACTURING NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY, AND LITHIUM-ION SECONDARY BATTERY - In manufacturing a negative electrode for a lithium-ion secondary battery, the negative electrode including a negative-electrode mixture layer including a negative-electrode active material and a binder containing at least one selected from a group consisting of a polyimide, a polyamide-imide and a polyamide, and a negative-electrode collector, the negative-electrode collector coated with a negative-electrode mixture slurry containing the binder is pressed by a hot-press roller which is heated to perform thermal curing and press together, such that the negative-electrode collector with the negative-electrode mixture slurry has a temperature of 200 to 400° C. Thus, mass-productivity of the negative electrode for the lithium-ion secondary battery is improved, and reduction in each of adhesiveness and adhesion uniformity of the binder as a component of the negative electrode is suppressed, and thereby direct-current resistance (DCR) of the lithium-ion secondary battery is decreased and a cycle life of the battery is improved. | 2015-10-01 |
20150280209 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - The present invention provides a non-aqueous electrolyte secondary battery that comprises a positive electrode sheet comprising a positive electrode active material layer, and a negative electrode sheet comprising a negative electrode active material layer. The positive electrode sheet and the negative electrode sheet are arranged such that the positive electrode active material layer and the negative electrode active material layer face each other. The negative electrode active material layer comprises a face-to-face region N | 2015-10-01 |
20150280210 | POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY CELL, METHOD FOR PRODUCING POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY CELL, AND NON-AQUEOUS ELECTROLYTE SECONDARY CELL - A positive electrode active material for a non-aqueous electrolyte secondary cell that has the composition formula Li | 2015-10-01 |
20150280211 | Li-Ni COMPOSITE OXIDE PARTICLES AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - The present invention relates to Li—Ni composite oxide particles having a composition of Li | 2015-10-01 |
20150280212 | LITHIUM ELECTRODE AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - The present disclosure relates to a lithium electrode, comprising a porous metallic current collector; and lithium metal inserted into pores present in the metallic current collector. | 2015-10-01 |
20150280213 | NONAQUEOUS ELECTROLYTE BATTERY AND METHOD FOR MANUFACTURING THE SAME - A nonaqueous electrolyte battery includes a positive electrode active material layer containing a positive electrode active material. The positive electrode active material contains a lithium manganese composite oxide containing sulfate and/or sulfate ions, and a lithium nickel composite oxide containing lithium hydroxide and a second alkaline compound that is not lithium hydroxide, and, per unit mass of the positive electrode active material, the molar equivalent of the sulfate and/or the sulfate ions in the lithium manganese composite oxide is more than the molar equivalent of the lithium hydroxide in the lithium nickel composite oxide and less than the molar equivalent of the second alkaline compound in the lithium nickel composite oxide. | 2015-10-01 |
20150280214 | HYDROTHERMAL SYNTHESIS DEVICE AND METHOD OF PREPARING CATHODE ACTIVE MATERIAL USING THE SAME - Disclosed is a hydrothermal synthesis device for continuously preparing an inorganic slurry using a hydrothermal method. The hydrothermal synthesis device includes a mixer to mix at least one precursor solution for preparing an inorganic material, injected via at least one supply tube, to prepare an intermediate slurry, a connection tube provided at a side of the mixer, continuously discharging the prepared intermediate slurry to a reactor, and having a hydrophobic coating on an inner surface of a portion thereof adjacent to the reactor, and the reactor performing hydrothermal reaction of the intermediate slurry supplied from the connection tube by receiving a liquid stream heated to supercritical or subcritical conditions using a heat exchanger and connected to the connection tube into which the intermediate slurry prepared from the mixer is introduced and to at least one injection tube into which the heated liquid stream is injected. | 2015-10-01 |
20150280215 | CATHODE ACTIVE MATERIAL AND HYBRID ION BATTERY - The main object of the present invention is to provide a cathode active material which is used for a hybrid ion battery of Li ions and Na ions, and operates at a high potential. The present invention solves the problem by providing a cathode active material used for a hybrid ion battery of Li ions and Na ions, comprising an Na | 2015-10-01 |
20150280216 | NICKEL-HYDROGEN STORAGE BATTERY AND BATTERY PACK - There is provided a nickel-metal hydride storage battery with suppression of rise in internal pressure, allowing suppression of alkaline electrolyte leakage even when two or more of the batteries are used. The battery includes: positive and negative electrodes; a separator interposed therebetween; and an alkaline electrolyte. The negative electrode includes: a material mixture layer including hydrogen storage alloy powder capable of electrochemically absorbing and releasing hydrogen; and a water-repellent layer including a first polymer including tetrafluoroethylene as monomer units, formed on the material mixture layer. The separator includes: a primary layer having a non-woven fabric structure of fibers; and a composite layer formed on the primary layer and being in contact with the water-repellent layer. The composite layer includes: fibers in continuity with the non-woven fabric structure; and a second polymer including tetrafluoroethylene as monomer units. The composite layer has a water contact angle of 10 to 80°. | 2015-10-01 |
20150280217 | THREE-DIMENSIONAL GRAPHENE-BACKBONED ARCHITECTURES AND METHODS OF MAKING THE SAME - In some embodiments, the present disclosure pertains to methods of making three-dimensional graphene compositions. In some embodiments, the methods comprise: (1) associating a graphene oxide with a metal source to form a mixture; and (2) reducing the mixture. In some embodiments, the method results in formation of a three-dimensional graphene composition that includes: (a) a reduced metal derived from the metal source; and (b) a graphene derived from the graphene oxide, where the graphene is associated with the reduced metal. In some embodiments, the metal source is (NH | 2015-10-01 |
20150280218 | HIGH CAPACTITY POLYMER CATHODE AND HIGH ENERGY DMENSITY RECHARGEABLE CELL COMPRISING THE CATHODE - The invention features a rechargeable cathode and a battery comprising the cathode. The cathode includes a solid, ionically conducting polymer material and electroactive sulfur. The battery contains a lithium anode; the cathode; and an electrolyte; wherein at least one of anode, the cathode and the electrolyte, include the solid, ionically conducting polymer material. | 2015-10-01 |
20150280219 | ACTIVE ELECTRODE MATERIALS AND METHODS FOR MAKING THE SAME - In an example of a method for making a silicon-based active electrode material, a silicon active material precursor is introduced into a carrier gas. Another active material precursor is introduced into the carrier gas prior to, simultaneously with or subsequent to the silicon active material precursor. The other active material precursor is selected from a tin active material precursor, an aluminum active material precursor, a graphene active material precursor, and combinations thereof. The carrier gas containing the precursors is exposed to plasma vaporization, and a material is formed. The material includes i) an alloy of phase separated silicon and tin and/or aluminum, or ii) a graphene layer having silicon nanoparticles and tin nanoparticles, aluminum nanoparticles, or combinations of tin and aluminum nanoparticles deposited on a surface thereof, or iii) a graphene layer having an alloy of phase separated silicon and tin, aluminum, or tin and aluminum deposited on a surface thereof. | 2015-10-01 |
20150280220 | NEGATIVE ELECTRODE MATERIAL FOR SODIUM SECONDARY BATTERY AND METHOD FOR PRODUCING SAME, NEGATIVE ELECTRODE FOR SODIUM SECONDARTY BATTER, AND SODIUM SECONDARY BATTERY - Problem. Provided is a negative electrode material for a sodium secondary battery and its manufacturing method, and a negative electrode for a sodium secondary battery, and a sodium secondary battery, wherein the negative electrode material can have excellent cycle characteristics while maintaining high discharge capacity. Solution. A negative electrode material for a sodium secondary battery according to the present invention includes sulfide or sulfide composite body containing sulfur and antimony, and as necessary further includes the following component(s) of (i): (i) at least one or more element(s) selected from a group consisting of Sn, As, Bi, Ge, Ga, Pb, and C, wherein when a component(s) of (i) is included, the ratio of each of the above described components is sulfur: 10 to 70 mol %, antimony: 10 to 70 mol %, and (i): 3 to 60 mol %. | 2015-10-01 |
20150280221 | DEVICE AND METHOD OF FORMING A DEVICE - A multilayer electrode suitable for use in a secondary battery is disclosed. The major active component of one layer is different to a major active component of an adjacent layer. The use of layered electrodes improves both the capacity retention and cycle life of batteries including such layered electrodes. | 2015-10-01 |
20150280222 | METHOD, POWDER, FILM & LITHIUM ION BATTERY - Method for producing a powder of particles comprising a core region ( | 2015-10-01 |
20150280223 | SURFACE-MODIFIED SILICON NANOPARTICLES FOR NEGATIVE ELECTRODE ACTIVE MATERIAL, AND METHOD FOR MANUFACTURING SAME - The present invention provides surface-modified silicon nanoparticles comprising a LixSiyOz top film and a carbon (C) coating layer on the surface of the nanoparticles by means of the addition of a lithium source and a carbon source during the manufacture of silicon nanoparticles or a post-treatment thereof. According to the present invention, the surface oxidation of the silicon nanoparticles, which would easily occur during a pulverization process, can be prevented. By using the silicon nanoparticles of which oxidation is prevented as a negative electrode material, problems related to decrease in capacity and electrolyte depletion resulting from an oxidized film can be mitigated. Thus, a deterioration in the properties of a lithium secondary battery can be prevented. | 2015-10-01 |
20150280224 | COATED NICKEL HYDROXIDE POWDER FOR POSITIVE ELECTRODE ACTIVE MATERIAL FOR ALKALINE SECONDARY BATTERY, AND PRODUCTION METHOD THEREFOR - Provided is a coated nickel hydroxide powder that is obtained by forming a coating mainly containing cobalt oxyhydroxide on the surface of particles of a nickel hydroxide powder so that the uniformity and adhesion properties of the coating are ensured, and is therefore suitable for a positive electrode active material of alkaline secondary battery. | 2015-10-01 |
20150280225 | PRECURSOR OF ELECTRODE ACTIVE MATERIAL COATED WITH METAL AND METHOD OF PREPARING THE SAME - Disclosed are a precursor of an electrode active material for a lithium secondary battery, in which a metal material ionizable through electrolytic decomposition is uniformly coated on a surface of a primary precursor formed of a transition metal hydrate, and a method of preparing the same. | 2015-10-01 |
20150280226 | METHOD FOR MANUFACTURING ELECTRODE FOR BATTERY, APPARATUS FOR MANUFACTURING ELECTRODE FOR BATTERY AND ELECTRODE COMPOSITE - An electrode composite having such a structure that a first active material layer and a second active material layer are formed on two principal surfaces of a sheet body functioning as a current collector is formed. Each of the first and the second active material layer includes a plurality of strip-shaped parts which extend in a longitudinal direction of the sheet body and are arranged at a distance from each other. An area of a first principal surface of the sheet body corresponding to a gap between the second strip-shaped parts on a second principal surface is covered by one of the first strip-shaped parts; and an area of the second principal surface of the sheet body corresponding to a gap between the first strip-shaped parts on the first principal surface is covered by one of the second strip-shaped parts. | 2015-10-01 |
20150280227 | PREDOPING METHOD FOR AN ELECTRODE ACTIVE MATERIAL IN AN ENERGY STORAGE DEVICE, AND ENERGY STORAGE DEVICES - A predoping method for a negative electrode active material of an energy storage device, comprising at least one predoping material that can provide an ion that is different from a primary ionic charge carrier for a charging and discharging process of the energy storage device, called non-primary predoping material. The predoping material may be first included in a predoping electrode and later discharged to the negative electrode active material. The predoping material may be first mixed with the negative electrode active material in an electrode fabrication process, and later made to directly contact the negative electrode active material by adding an electrolyte and removing the protective shells of the predoping material. An ion exchanging method is used to exchange a first ion coming from the predoping material for a second ion in an electrode stack. | 2015-10-01 |
20150280228 | LITHIUM COMPENSATION FOR FULL CELL OPERATION - Disclosed herein are embodiments of a lithium-ion battery system comprising an anode, an anode current collector, and a layer of lithium metal in contact with the current collector, but not in contact with the anode. The lithium compensation layer dissolves into the electrolyte to compensate for the loss of lithium ions during usage of the full cell. The specific placement of the lithium compensation layer, such that there is no direct physical contact between the lithium compensation layer and the anode, provides certain advantages. | 2015-10-01 |
20150280229 | HOLLOW SILICON STRUCTURES FOR USE AS ANODE ACTIVE MATERIALS IN LITHIUM-ION BATTERIES - The present disclosure relates generally to the field of lithium-ion batteries and battery modules. More specifically, the present disclosure relates to Si-based anode materials for use as anode active materials for lithium-ion batteries. One example includes micron/nano-scale structures that include a carbonate template structure and a silicon (Si) layer conformally deposited over the carbonate template. Another example includes a hollow, micron/nano-scale silicon structure having an oxygen content less than approximately 9%, wherein the interior of the hollow micron/nano-scale silicon structure is substantially free of carbon. | 2015-10-01 |
20150280230 | CELL - The present invention provides a cell that has a high theoretical voltage and theoretical capacity, and can be discharged and recharged multiple times. The cell includes a cathode, an anode, and an electrolyte, wherein the cathode contains a cathode active material containing an alkali metal compound represented by the formula (1): | 2015-10-01 |
20150280231 | Lithium-Intercalated Titanium Dioxide, Lithium Titanate Particles Made Therefrom, and Related Methods - The invention provides a method for preparing lithium-containing particles suitable for use in an electrode of a battery, the method including forming a mixture comprising titanium dioxide precursor particles and an aqueous solution of a lithium compound; and heating the mixture at elevated temperature in a sealed pressure vessel in order to form lithium-inserted titanium dioxide particles, wherein at least one particle size characteristic selected from average primary particle size, particle size distribution, average intra-particle pore size, average inter-particle pore size, pore size distribution, and particle shape of the titanium dioxide particles is substantially unchanged by said heating step. The invention further includes a battery including a first electrode, a second electrode, and a separator including an electrolyte between the first and second electrodes, wherein one of the first and second electrodes comprises lithium-inserted titanium dioxide particles or lithium titanate spinel particles made according to the invention. | 2015-10-01 |
20150280232 | POLYCRYSTALLINE VANADIUM OXIDE NANOSHEETS | 2015-10-01 |
20150280233 | NOVEL ELECTRODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - Disclosed are an electrode active material for lithium secondary batteries, comprising at least one selected from compounds represented by the following formula 1, and a lithium secondary battery comprising the same. | 2015-10-01 |
20150280234 | BETA-DELITHIATED LAYERED NICKEL OXIDE ELECTROCHEMICALLY ACTIVE CATHODE MATERIAL AND A BATTERY INCLUDING SAID MATERIAL - The invention is directed towards an electrochemically active cathode material. The electrochemically active cathode includes beta-delithiated layered nickel oxide. The beta-delithiated layered nickel oxide has an X-ray diffraction pattern. The X-ray diffraction pattern of the beta-delithiated layered nickel oxide includes a first peak from about 14.9°2θ to about 16.0°2θ; a second peak from about 21.3°2θ to about 22.7°2θ; a third peak from about 37.1°2θ to about 37.4°2θ; a fourth peak from about 43.2°2θ to about 44.0°2θ; a fifth peak from about 59.6°2θ to about 60.6°2θ; and a sixth peak from about 65.4°2θ to about 65.9°2θ. | 2015-10-01 |
20150280235 | ACTIVE CATHODE MATERIAL AND ITS USE IN RECHARGEABLE ELECTROCHEMICAL CELLS - The present invention relates to an active cathode material of the general formula (I): M | 2015-10-01 |
20150280236 | METHOD FOR PREPARING LITHIUM IRON PHOSPHATE NANOPOWDER - The present invention relates to a method for preparing a lithium iron phosphate nanopowder, including the steps of (a) preparing a mixture solution by adding a lithium precursor, an iron precursor and a phosphorus precursor in a reaction solvent, and (b) putting the mixture solution into a reactor and heating to prepare the lithium iron phosphate nanopowder under pressure conditions of 1 to 10 bar, and a lithium iron phosphate nanopowder prepared by the method. When compared to a common hydrothermal synthesis method, a supercritical hydrothermal synthesis method and a glycothermal synthesis method, a reaction may be performed under a relatively lower pressure. Thus, a high temperature/high pressure reactor is not necessary and process safety and economic feasibility may be secured. In addition, a lithium iron phosphate nanopowder having uniform particle size and effectively controlled particle size distribution may be easily prepared. | 2015-10-01 |
20150280237 | BINDER FOR USE IN POSITIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, POSITIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY CONTAINING SAID BINDER, LITHIUM ION SECONDARY BATTERY USING SAID POSITIVE ELECTRODE, AND ELECTRICAL MACHINERY AND APPARATUS - This binder for use in a positive electrode for a lithium ion secondary battery contains a copolymer of both vinyl alcohol and an alkali-metal-neutralized ethylenically unsaturated carboxylic acid. | 2015-10-01 |
20150280238 | ELECTRODE BINDER COMPOSITION FOR LITHIUM ION ELECTRICAL STORAGE DEVICES - An electrode binder of a lithium ion battery comprising:
| 2015-10-01 |
20150280239 | AQUEOUS BINDER COMPOSITION FOR LITHIUM ION ELECTRICAL STORAGE DEVICES - An electrode binder of a lithium ion secondary battery comprising:
| 2015-10-01 |
20150280240 | INTERMETALLIC NANOPARTICLES - A process for preparing intermetallic nanoparticles of two or more metals is provided. In particular, the process includes the steps: a) dispersing nanoparticles of a first metal in a solvent to prepare a first metal solution, b) forming a reaction mixture with the first metal solution and a reducing agent, c) heating the reaction mixture to a reaction temperature; and d) adding a second metal solution containing a salt of a second metal to the reaction mixture. During this process, intermetallic nanoparticles, which contain a compound with the first and second metals are formed. The intermetallic nanoparticles with uniform size and a narrow size distribution is also provided. An electrochemical device such as a battery with the intermetallic nanoparticles is also provided. | 2015-10-01 |
20150280241 | COLLECTOR, ELECTRODE STRUCTURE, NONAQUEOUS ELECTROLYTE BATTERY, CONDUCTIVE FILLER, AND ELECTRICAL STORAGE DEVICE - The present invention provides a current collector having a conductive layer which is excellent in adhesion strength and can exhibit a PTC function for stably contributing to safety, when used for an electrode structure for non-aqueous electrolyte batteries or for electrical storage devices. A current collector, including a metal foil and a conductive layer formed on at least one side of the metal foil, the conductive layer being formed partially or entirely on the surface of the metal foil; is provided. Here, the conductive layer contains core shell particles including core particles | 2015-10-01 |
20150280242 | NONAQUEOUS-ELECTROLYTE SECONDARY BATTERY - Providing a nonaqueous-electrolyte secondary battery exhibiting superior rate characteristic and cyclability even under high-voltage application environments. | 2015-10-01 |
20150280243 | MESH PLATE TYPE NICKEL SECONDARY BATTERY UNIT CELL AND NICKEL SECONDARY BATTERY STACK INCLUDING THE SAME - Disclosed are a mesh plate type nickel secondary battery unit cell and a nickel secondary battery stack including the same. The mesh plate type nickel secondary battery unit cell can secure a uniform gap between cathode and anode plates by withstanding expansion of a central portion of the cathode plate due to swelling caused by charge/discharge through a mesh plate structure of the cathode and anode plates and can prevent short circuit. The nickel secondary battery unit cell includes a cathode plate having a mesh plate structure; an anode plate having a mesh plate structure and separated from the cathode plate to face the cathode plate; and a separator interposed in a space between the cathode and anode plates. | 2015-10-01 |
20150280244 | POROUS ELECTRODE SUBSTRATE AND PROCESS FOR PRODUCTION THEREOF, POROUS ELECTRODE SUBSTRATE PRECURSOR SHEET, MEMBRANE-ELECTRODE ASSEMBLY, AND POLYMER ELECTROLYTE FUEL CELL - Provided are: a porous electrode substrate which has excellent handling properties and surface smoothness and satisfactory gas permeability and electrical conductivity, and enables the reduction of damage to a polymer electrolyte membrane when integrated into a fuel cell; and a process for producing the porous electrode substrate. Specifically provided are: a porous electrode substrate comprising a three-dimensional structure (Y- | 2015-10-01 |
20150280245 | METHOD FOR PRODUCING PT-FREE ELECTROCATALYSTS FOR FUEL CELLS AND BATTERIES - A method for synthesizing a nitrogen-doped carbon electrocatalyst by performing selective catalytic oxidative polymerization of solid aniline salt on a carbon support with a catalytic system containing Fe | 2015-10-01 |
20150280246 | METHOD FOR PRODUCING CATALYST AND CATALYST - The present invention makes it possible to efficiently utilize catalyst metal particles of a catalyst by fuel cell reaction. In a PFF structure in which a hydrophilic region is formed between the surface of a catalyst and an electrolyte, water is confined within the layer of the electrolyte, therefore by modifying the surface of a carrier by an acidic functional group, particularly by a sulfonic acid group, this acidic functional group is always in contact with the water, and thus protons are supplied therefrom into the water. Consequently, even in an environment, for example, in a micropore of the catalyst, into which the electrolyte cannot get, the protons from the acidic functional group are supplied to catalyst metal particles present at the peripheral surface of the micropore, and the catalyst metal particles contribute to fuel cell reaction. | 2015-10-01 |
20150280247 | PROCESS FOR PRODUCING A CARBON-SUPPORTED NICKEL-COBALT-OXIDE CATALYST AND ITS USE IN RECHARGEABLE ELECTROCHEMICAL METAL-OXYGEN CELLS - The present invention relates to a process for producing carbon-supported nickel-cobalt-oxide catalysts, to carbon-supported nickel-cobalt-oxide catalysts obtainable or obtained by the process according to the invention, to gas diffusion electrodes comprising said carbon-supported nickel-cobalt-oxide catalysts and to electrochemical cells comprising said gas diffusion electrodes. | 2015-10-01 |
20150280248 | GRAPHENE QUANTUM DOT-CARBON MATERIAL COMPOSITES AND THEIR USE AS ELECTROCATALYSTS - In some embodiments, the present disclosure pertains to methods of making a composite by associating graphene quantum dots with a carbon material, where the associating results in assembly of the graphene quantum dots on a surface of the carbon material. The methods of the present disclosure may also include a step of doping at least one of the graphene quantum dots and the carbon material with one or more dopants. Additional embodiments of the present disclosure pertain to composites that are formed by the methods of the present disclosure. In some embodiments, the composites are capable of mediating oxygen reduction reactions, oxygen evolution reactions, and combinations thereof. As such, the composites of the present disclosure can be utilized as an electrocatalyst for oxygen reduction reactions, oxygen evolution reactions, and combinations thereof. The composites of the present disclosure can also be utilized as a component of an energy storage device. | 2015-10-01 |
20150280249 | METHOD FOR MANUFACTURING ALLOY CATALYST FOR FUEL CELL - A method for manufacturing an alloy catalyst for a fuel cell is disclosed. The method for manufacturing an alloy catalyst for a fuel cell may include predetermined processes and reaction conditions, such that iridium is alloyed to platinum contained in a cathode carbon support catalyst. Accordingly, time for stabilizing charge on the carbon surface may be reduced and a metal particle size may be controlled, thereby manufacturing high quality products having uniform metal particle distribution and improved durability. In addition, corrosion of a cathode carbon support catalyst in a harsh condition such as vehicle driving may be prevented. | 2015-10-01 |
20150280250 | BATTERY INCLUDING BETA-DELITHIATED LAYERED NICKEL OXIDE ELECTROCHEMICALLY ACTIVE CATHODE MATERIAL - The invention is directed towards a battery. The battery includes a cathode, an anode, a separator between the cathode and the anode, and an electrolyte. The cathode includes a conductive additive and an electrochemically active cathode material. The electrochemically active cathode material includes a beta-delithiated layered nickel oxide. The beta-delithiated layered nickel oxide has a chemical formula. The chemical formula is Li | 2015-10-01 |
20150280251 | TITANIUM MATERIAL OR TITANIUM ALLOY MATERIAL FOR FUEL CELL SEPARATOR HAVING HIGH CONTACT CONDUCTIVITY WITH CARBON AND HIGH DURABILITY, FUEL CELL SEPARATOR INCLUDING THE SAME, AND FUEL CELL - [Object] To increase contact conductivity with carbon and durability of a titanium or titanium alloy material for a fuel cell separator so as to increase the lifetime of a fuel cell. [Solution] Provided is a titanium or titanium alloy material for a fuel cell separator having a surface shape in which a plurality of projections are distributed, and a titanium oxide film on a surface of the projections. Fine projections are assumed to increase the contact conductivity remarkably. The present invention has high usability in the cell manufacturing industry. | 2015-10-01 |
20150280252 | APPARATUS AND METHOD FOR MANUFACTURING THIN UNEVEN MEMBER - There is provided an apparatus for manufacturing a thin uneven member. The apparatus includes a lower die fixed to a press bed, an upper die fixed to a ram and disposed opposed to the lower die, and a pressure-drive unit which presses the ram using a servo motor as a power source, the servo motor being fixed to a first support member. The pressure-drive unit includes a motion converting mechanism which converts a rotation of the servo motor to a linear motion of a lifting member, and a cylinder block connected and fixed to the first support member and including first and second pistons arranged in series vertically, wherein the first piston is connected to the lifting member through a second support member, and the second piston, larger in diameter than the first piston, presses the ram. | 2015-10-01 |
20150280253 | BIPOLAR PLATE FOR A FUEL CELL - A bipolar plate, which forms a first polar plate of a first base element of a fuel cell and a second polar plate of a second base element adjacent to the first base element of the fuel cell, includes two parallel plates. Each plate of the parallel plates includes at least one distribution channel formed in a thickness thereof, for distributing fuel or oxidant. Each distribution channel is arranged so that, when the first and second base elements of the fuel cell are stacked together, a flow channel is formed between the two parallel plates, and the flow channel communicates with a cooling fluid supply opening. | 2015-10-01 |
20150280254 | BIPOLAR PLATE FOR A FUEL CELL - The invention relates to a bipolar plate forming the first polar plate of a first base element of a fuel cell and the second polar plate of a second base element adjacent to the first base element of the same fuel cell, comprising two parallel plates, each plate having at least one channel for distributing fuel or oxidant, formed in the thickness of the polar plate, the bipolar plate further comprising a manifold for the supply of fuel and/or oxidant, this manifold communicating with the interior of the bipolar plate through openings. The bipolar plate is characterized in that it comprises a cut-out formed in one of the parallel plates, so as to allow a gas located in the manifold to enter the distribution channel via the openings and the cut-out. | 2015-10-01 |
20150280255 | FUEL CELL SYSTEM AND WATER CONTENT CONTROL METHOD OF FUEL CELL - A fuel cell system includes: a fuel cell including an electrolyte membrane, an anode formed on one surface of the electrolyte membrane, and a cathode formed on the other surface of the electrolyte membrane; an estimation portion configured to estimate water clogging in an anode side; and a controlling portion configured such that, when the estimation portion estimates that the anode side is in a water clogging state, the controlling portion maintains, at a predetermined rate, a flow rate of an anode gas flowing in the anode side, and controls a flow rate of a cathode gas flowing in a cathode side to be less than a predetermined rate. | 2015-10-01 |
20150280256 | FUEL CELL - A power generation unit of a fuel cell includes a first metal separator, a first membrane electrode assembly, a second metal separator, a second membrane electrode assembly, and a third metal separator. A bypass limiting section is provided at an end of the coolant flow field for preventing a coolant from bypassing the coolant flow field. The bypass limiting section includes a corrugated section formed integrally with the first metal separator and a corrugated section formed integrally with the third metal separator adjacent to the first metal separator, and contacting the corrugated section. | 2015-10-01 |
20150280257 | Heater with a Fuel Cell Stack Assembly and a Combustor and Method of Operating - A heater includes a heater housing; a fuel cell stack assembly within the heater housing and having a plurality of fuel cells; a combustor within the heater housing for combusting a mixture of fuel and air to form a heated combustor exhaust that is discharged into the heater housing; a combustor fuel supply conduit for supplying the fuel to the combustor; an anode exhaust conduit for communicating anode exhaust from the fuel cell stack assembly out of the heater housing; and a combustor bypass conduit in fluid communication with the combustor fuel supply conduit and the anode exhaust conduit for allowing a portion of the fuel to bypass the combustor. | 2015-10-01 |
20150280258 | CATHODE GAS RECIRCULATION METHOD AND SYSTEM FOR FUEL CELLS - The cathode recirculation system for a fuel cell module may include an inert gas inlet passage configured to receive inert gas and an oxygen gas inlet passage configured to receive oxygen, a blending component in fluid communication with the inert gas inlet passage, the oxygen gas inlet passage, and an inlet of at least one cathode, and a recirculation line in fluid communication with an outlet of the at least one cathode and the blending component configured to recirculate a mixed gas stream containing oxygen and an inert gas. At least a portion of the mixed gas released from the at least one cathode may be recirculated back to the blending component where oxygen, inert gas, or both oxygen and inert gas are introduced into the recirculated mixed gas stream and then supplied to the inlet of the at least one cathode. | 2015-10-01 |
20150280259 | POLYOXOMETALATE ACTIVE CHARGE-TRANSFER MATERIAL FOR MEDIATED REDOX FLOW BATTERY - Redox flow batteries including a half-cell electrode chamber coupled to a current collecting electrode are disclosed herein. In a general embodiment, a separator is coupled to the half-cell electrode chamber. The half-cell electrode chamber comprises a first redox-active mediator and a second redox-active mediator. The first redox-active mediator and the second redox-active mediator are circulated through the half-cell electrode chamber into an external container. The container includes an active charge-transfer material. The active charge-transfer material has a redox potential between a redox potential of the first redox-active mediator and a redox potential of the second redox-active mediator. The active charge-transfer material is a polyoxometalate or derivative thereof. The redox flow battery may be particularly useful in energy storage solutions for renewable energy sources and for providing sustained power to an electrical grid. | 2015-10-01 |
20150280260 | SYSTEM AND METHOD OF CONTROLLING FUEL CELL SYSTEM - A system and method of controlling fuel cell system is provided that simultaneously drains condensation and purges hydrogen via single valve. In particular, condensate water is drained by opening a drain-purge valve at a point in time at which a production amount of the condensate water exceeds a capacity of a water trap. An opening time of the drain-purge valve is then determined depending on a hydrogen concentration of an anode side and a target hydrogen concentration after the draining the condensate water. Hydrogen is then purged by maintaining the drain-purge valve in a state in which it is opened for the determined opening time. | 2015-10-01 |
20150280261 | CELL VOLTAGE MONITORING CONNECTOR SYSTEM FOR A FUEL CELL STACK - A fuel cell stack assembly comprising an electrical connection system for cell voltage monitoring is described. The fuel cell stack ( | 2015-10-01 |
20150280262 | FUEL CELL SYSTEM AND CONTROL METHOD - A fuel cell system estimates a characteristic of an electric power generation of a fuel cell before a supply of an electric power is permitted from the fuel cell to an outside load, restricts or prohibits characteristic of the electric power generation of the fuel cell when a temperature of the fuel cell is equal to or lower than a first prescribed temperature. | 2015-10-01 |
20150280263 | FUEL CELL MODULE - A fuel cell module is made up of a fuel cell stack and fuel cell peripheral equipment. The fuel cell module includes a first area where an exhaust gas combustor and a start-up combustor are provided, an annular second area around the first area and where a reformer and an evaporator are provided, and an annular third area around the second area and where a heat exchanger is provided. | 2015-10-01 |
20150280264 | FUEL CELL MODULE - A fuel cell module includes a first area where an exhaust gas combustor and a start-up combustor are provided, an annular second area around the first area and where a reformer and an evaporator are provided, and an annular third area around the second area and where a heat exchanger is provided. The exhaust gas combustor and the start-up combustor are provided coaxially with and separately away from each other | 2015-10-01 |
20150280265 | POLY-GENERATING FUEL CELL WITH THERMALLY BALANCING FUEL PROCESSING - A fuel cell system and methods are disclosed to co-produce electricity, heat, hydrogen fuel, and liquefied CO | 2015-10-01 |
20150280266 | BIOFUEL CELL, METHOD FOR PRODUCTION OF BIOFUEL CELL, ELECTRONIC DEVICE, ENZYME IMMOBILIZATION ELECTRODE, METHOD FOR PRODUCTION OF ENZYME IMMOBILIZATION ELECTRODE, ELECTRODE FOR PRODUCTION OF ENZYME IMMOBILIZATION ELECTRODE, METHOD FOR 5 PRODUCTION OF ELECTRODE FOR PRODUCTION OF ENZYME IMMOBILIZATION ELECTRODE AND ENZYME REACTION USING DEVICE - Provided are an enzyme immobilization electrode capable of easily immobilizing an enzyme while retaining activity, an electrode for production of an enzyme immobilization electrode which is suitably used for production of the enzyme immobilization electrode, and a biofuel cell using the enzyme immobilization electrode. | 2015-10-01 |
20150280267 | SEMI-SOLID ELECTRODES HAVING HIGH RATE CAPABILITY - Embodiments described herein relate generally to electrochemical cells having high rate capability, and more particularly to devices, systems and methods of producing high capacity and high rate capability batteries having relatively thick semi-solid electrodes. In some embodiments, an electrochemical cell includes an anode, a semi-solid cathode that includes a suspension of an active material and a conductive material in a liquid electrolyte, and an ion permeable membrane disposed between the anode and the cathode. The semi-solid cathode has a thickness in the range of about 250 μm-2,500 μm, and the electrochemical cell has an area specific capacity of at least 5 mAh/cm | 2015-10-01 |
20150280268 | FUEL CELL STACK - A fuel cell stack includes fuel cells, first and second rectangular end plates, and side panels. The fuel cells are stacked in a stacking direction to form a stacked fuel cells having a first end and a second end opposite to the first end in the stacking direction. The side panels are disposed between and fixed to the first and second rectangular end plates to surround the stacked fuel cells. The side panels include a first side panel and a second side panel opposite to the first side panel. The first side panel and the second side panel each have an asymmetric shape and are disposed so as to be point-symmetric to each other with respect to a fuel-cell central axis extending in the stacking direction and passing through a center of the fuel cells. | 2015-10-01 |
20150280269 | FUEL CELL STACK - A fuel cell stack includes a stack body formed by stacking a plurality of fuel cells together in a stacking direction. A second end plate is provided at one end of the stack body in the stacking direction. A pair of coolant supply passages are provided at upper and lower positions of the second end plate for allowing a coolant to flow into the fuel cells. A coolant supply manifold member is attached to the second end plate, and an insulating plate is provided between the second end plate and the coolant supply manifold member. | 2015-10-01 |
20150280270 | PREVENTING INTERNAL SHORT CIRCUIT IN A LITHIUM-ION BATTERY CELL - Embodiments of methods for preventing internal short circuits in a lithium-ion battery cell. In an embodiment, a method of manufacturing a lithium-ion battery cell may include providing a cathode, providing an anode, providing a separator disposed between the cathode and the anode, and covering an edge of the cathode to prevent a short between the cathode and the anode through the separator. The method may also include winding the cathode, the anode, and the separator into an electrode roll. | 2015-10-01 |
20150280271 | Method for Forming a Battery Element, a Battery Element and a Battery - A method for forming a battery element includes etching trenches into a substrate and crystal orientation dependent etching of the trenches. Further, the method includes forming solid state battery structures within the trenches. | 2015-10-01 |
20150280272 | METHOD OF MANUFACTURING SECONDARY BATTERY - Disclosed is a method of manufacturing a secondary battery, built in a battery case, having an electrode assembly impregnated with an electrolyte solution, the method including:
| 2015-10-01 |
20150280273 | BATTERY FOR ELECTRONIC CIGARETTE - A battery for an electronic cigarette including a core, a control plate, a positive contact, a negative contact, an insulating ring, a fixing ring, a pad, an insulting piece, and a steel pipe. The positive contact is disposed at the top of the core, and passes through the insulating ring, the fixing ring, and the pad in sequence to connect to a positive electrode of the core. The insulating piece, the control plate, and the negative contact are disposed in sequence close to the rear part of the core, and the negative contact contacts with an outer ring of the core whereby connecting to a negative electrode of the core. The control plate and the positive contact are connected to the core by electric welding wires. | 2015-10-01 |
20150280274 | BATTERY CELL COMPRISING A CURRENT COLLECTOR FOR MAKING CONTACT WITH A HOUSING - The invention relates to a battery cell, in particular a lithium-ion battery cell, wherein compared to conventional battery cells, a number of components can be reduced. The battery cell has at least one winding element, two current collectors each electrically connected to one of the electrodes of the winding element, and a metal housing. In order to be able to establish an electrical contact between one of the electrodes of the winding element and the housing, one of the current collectors is specifically configured and arranged such that said current collector is in direct mechanical and electrically conductive contact with the housing. To this end, said housing contact current collector ( | 2015-10-01 |
20150280275 | BATTERY - A battery includes a container configured to contain therein an electrolytic solution, belt-like electrodes rolled up into a flattened shape in the longitudinal direction, and contained in the container, current collection tabs intermittently provided in the longitudinal direction in such a manner that a plurality of groups are formed by the rolling up, and extended in a direction perpendicular to the longitudinal direction of the electrodes, and a plurality of junction parts at each of which current collection tabs belonging to an identical group of the plurality of groups are joined to each other. | 2015-10-01 |
20150280276 | Battery, a Battery Element and a Method for Forming a Battery - A battery includes at least two externally accessible battery electrodes to provide a supply voltage and at least more than half of a wafer including at least two wafer electrodes. The wafer includes a plurality of trenches reaching into the wafer. At least a part of a trench of the plurality of trenches is filled with a solid state battery structure. The solid state battery structure within the trench includes electrodes electrically connected to the wafer electrodes. | 2015-10-01 |
20150280277 | GEL ELECTROLYTES AND ELECTRODES - Gel electrolytes, especially gel electrolytes for electrochemical cells, are generally described. In some embodiments, the gel electrolyte layers comprise components a) to c). Component a) may be at least one layer of at least one polymer comprising polymerized units of: a1) at least one monomer containing an ethylenically unsaturated unit and an amido group and a2) at least one crosslinker. Component b) may be at least one conducting salt and component c) may be at least one solvent. Electrodes may comprise the components a), d) and e), wherein component a) may be at least one layer of at least one polymer as described herein. Component d) may be at least one electroactive layer and component e) may be at least one ceramic layer. Furthermore, electrochemical cells comprising component a) which may be at least one layer of at least one polymer as described herein, are also provided. | 2015-10-01 |
20150280278 | AMORPHOUS POLYAMIDE DERIVED FROM AROMATIC DICARBOXYLIC ACID AS A BINDER FOR LITHIUM ION BATTERY ELECTRODE - Disclosed are electrodes, lithium ion batteries, and a process for production of electrodes for lithium ion batteries comprising amorphous polyamide binders, wherein the amorphous polyamide comprises at least 50 mole % of repeating units derived from aromatic dicarboxylic acids, and has a glass transition temperature of at least 80° C. | 2015-10-01 |
20150280279 | ALUMINUM SECONDARY BATTERY AND ELECTRONIC DEVICE - An aluminum secondary battery includes a positive electrode | 2015-10-01 |
20150280280 | STRETCHABLE AND MULTIFUNCTIONAL BATTERIES - A stretchable battery comprising at least one electrochemical cell further comprising a first electrode having a first active material coupled with a first current collector, a second electrode having a second active material coupled with a second current collector, an electrolytic separator configured between the first and second electrodes, and at least one stretchable substrate coupled with the formation of at least one electrochemical cell, wherein the stretchable substrate encapsulates the formation and is capable of reversible stretching. | 2015-10-01 |
20150280281 | ELECTROCHEMICAL NANOFLUID OR PARTICLE SUSPENSION ENERGY CONVERSION AND STORAGE DEVICE - An electro-chemical energy conversion and storage device includes an enclosure, a first electrode operatively connected to the enclosure, a second electrode operatively connected to the enclosure, a nanofluid or particle suspension in the enclosure, a heat transfer unit, and a circulation system for circulating the nanofluid or particle suspension to the heat transfer unit. The nanofluid includes nanoparticles plus a dielectric or ionic fluid. The particle suspension includes particles plus a dielectric or ionic fluid. A wide range of nanoparticles or particles can be used. For example the following nanoparticles or particles can be used: metal and metal alloy particles for anodic dissolution and thermal transport; hydrides as source of hydrogen ions; lithium and lithium alloys; intercalated graphite and carbon aerogel as Li source (anodic material); intercalated transition metal oxide as Li sink (cathodic material); and semiconductors for photovoltaic conversion in photo-electrochemical or hybrid electrochemical cell. | 2015-10-01 |
20150280282 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR PRODUCING NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery including a positive electrode having a particulate positive active material, and an electrolyte, wherein the positive active material contains a nickel-containing lithium transition metal oxide and has an average particle size of 3 to 15 μm, and the electrolyte contains a cyclic sulfate compound having a specific structure. | 2015-10-01 |
20150280283 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery proposed herein is configured such that a positive-electrode active material layer includes graphite particles and a gas generant. Further, an electrolyte solution includes an α solute. Here, a relationship between an upper limit electric potential X of a positive electrode in a predetermined normal use area, an electric potential Y at which an amount of the α solute in the electrolyte solution begins to decrease due to the graphite particles, and an electric potential Z at which the gas generant begins to generate gas is X2015-10-01 | |
20150280284 | THIN FILM BATTERIES COMPRISING A GLASS OR CERAMIC SUBSTRATE - A thin film battery comprises a glass or ceramic substrate having a coefficient of thermal expansion (“CTE”) of from about 7 to about 10 ppm/° K, a continuous metal or metal oxide cathode current collector and having a thickness of less than about 3 micrometers, the cathode current collector being superjacent to the glass or ceramic substrate, a cathode material layer comprising lithium transition metal oxides that is a continuous film having a thickness of from about 10 to about 80 micrometers, the cathode material layer being superjacent to the cathode current collector, a LiPON electrolyte layer superjacent to the cathode material layer and having a thickness of from about 0.5 to about 4 micrometers, and an anode current collector with an optional anode material. Methods of making and using the batteries are described. | 2015-10-01 |
20150280285 | ACCUMULATOR SYSTEM - In the storage battery system, from the same temperature and the same voltage as both batteries a decrease per day of an open-circuit voltage of the lead-acid storage battery by a self-discharge is ΔV1(V/day) and a decrease per day of an open-circuit voltage of the sub-battery by a self-discharge is ΔV2(V/day), and a relation of ΔV1≧ΔV2 is satisfied. The sub-battery is a nickel hydride storage battery. | 2015-10-01 |
20150280286 | ELECTROLYTE COMPOSITION - An electrolyte composition and a battery is provided. The electrolyte composition includes graphene. The electrolyte composition of the present invention is suitable for a battery and can improve the life cycle of the battery. The application process of the electrolyte composition of the present invention is simple and more cost-efficient as compared to conventional techniques which add carbon material(s) to a battery. The present invention is effective in improving battery performance. | 2015-10-01 |
20150280287 | Battery, Integrated Circuit and Method of Manufacturing a Battery - A battery includes a first substrate having a first main surface, a second substrate made of a conducting material or semiconductor material, and a carrier of an insulating material. The carrier has a first and a second main surfaces, the second substrate being attached to the first main surface of the carrier. An opening is formed in the second main surface of the carrier to uncover a portion of a second main surface of the second substrate. The second main surface of the carrier is attached to the first substrate, thereby forming a cavity. The battery further includes an electrolyte disposed in the cavity. | 2015-10-01 |
20150280288 | Lithium Ion Battery, Integrated Circuit and Method of Manufacturing a Lithium Ion Battery - A lithium ion battery includes a first substrate having a first main surface, and a lid including an insulating material. The lid is attached to the first main surface of the first substrate, and a cavity is defined between the first substrate and the lid. The lithium ion battery further includes an electrical interconnection element in the lid, the electrical interconnection element providing an electrical connection between a first main surface and a second main surface of the lid. The lithium ion battery further includes an electrolyte in the cavity, an anode at the first substrate, the anode including a component made of a semiconductor material, and a cathode at the lid. | 2015-10-01 |
20150280289 | Lithium Ion Battery, Integrated Circuit and Method of Manufacturing a Lithium Ion Battery - A lithium ion battery includes a first substrate having a first main surface, and a lid including a conductive cover element, the lid being attached to the first main surface. A cavity is formed between the first substrate and the lid. The battery further includes an electrolyte disposed in the cavity. An anode of the battery includes a component made of a semiconductor material and is formed at the first substrate, and a cathode of the battery is formed at the lid. | 2015-10-01 |
20150280290 | Method For Monitoring/Managing Electrochemical Energy Device By Detecting Intercalation Stage Changes - A method for determining an operating state (e.g., state-of-charge or state-of-health) and/or generating management (charge/discharge) control information in a system including an electrochemical energy device (EED, e.g., a rechargeable Li-ion battery, supercapacitor or fuel cell) that uses optical sensors to detect the intercalation stage change events occurring in the EED. The externally or internally mounted optical sensors measure operating parameter (e.g., strain and/or temperature) changes of the EED during charge/recharge cycling, and transmit measured parameter data using light signals sent over optical fibers to a detector/converter. A processor then analyzes the measured parameter data, e.g., using a model-based estimation process, to detect intercalation stage changes (i.e., crystalline structure changes caused by migration of guest species, such as Li-ions, between the EED's anode and cathode), and generates the operating state and charge/discharge control information based the analysis. | 2015-10-01 |
20150280291 | TRACTION BATTERY ASSEMBLY WITH SPRING COMPONENT - A traction battery thermal plate assembly may include a structure having edge portions defining a cavity and configured to support a battery cell array, a thermal plate disposed within the cavity and adjacent to the array, and a spring assembly disposed within the cavity between the structure and the plate. The spring assembly may be configured to exert a force against the plate such that plate contacts the array to transfer heat between the array and the plate. The thermal plate disposed within the cavity may be below the array. The spring assembly may include a body defining a plurality of tabs configured to extend outward from a plane defined by the body. The spring assembly may include a base portion and an upper portion configured to support one or more compression springs therebetween. | 2015-10-01 |