20th week of 2022 patent applcation highlights part 71 |
Patent application number | Title | Published |
20220158143 | APPARATUS AND METHOD OF MANUFACTURING DISPLAY APPARATUS - An apparatus for manufacturing a display apparatus includes a movable portion to which a display substrate including a pattern part is attached, wherein the pattern part includes a dummy electrode and an organic functional layer covering the dummy electrode, a processor configured to cause a laser to irradiate the display substrate in a first irradiating process, a measurement unit configured to measure the display substrate to which the laser has irradiated in the first irradiating process, and a controller configured to receive data measured by the measurement unit and control the processor to cause the laser to irradiate the laser in a second irradiating process using at least one different parameter than what was used in the first irradiating process. | 2022-05-19 |
20220158144 | SCREEN TENSIONING DEVICE - A screen tensioning device includes a supporting frame with a mounting surface and a plurality of air floating assemblies arranged on the mounting surface, each of the air floating assemblies includes an air floating base mounted on the mounting surface; a supporting tray arranged on a side of the air floating base away from the mounting surface, the supporting tray includes a first surface facing the air floating base and a second surface disposed opposite to the first surface and for supporting a mask frame; at least one air hole disposed toward the first surface of the supporting tray, so as to float the supporting tray when air is blown; and a limiting component connected between the air floating base and the supporting tray, and for limiting a displacement of the supporting tray in a direction parallel to the mounting surface. | 2022-05-19 |
20220158145 | METHOD FOR MANUFACTURING DISPLAY DEVICE - A method for manufacturing a display device includes a mounting process in which a frame terminal of a flexible display panel and a counter terminal of a flexible printed circuit substrate are electrically connected by thermocompression bonding. In the mounting process, the thermocompression bonding is performed in a state in which the flexible display panel is folded so that the flexible display panel includes an abutting portion abutting on a mounting stage and a folding portion where the flexible display panel is to be folded over the abutting portion in plan view. | 2022-05-19 |
20220158146 | TRACTION BATTERY PACK VENTING SYSTEMS WITH ENCLOSURE ASSEMBLY INTEGRATED VENT EXHAUST CHANNELS - This disclosure details exemplary traction battery pack designs for use in electrified vehicles. An exemplary traction battery pack may include a venting system having one or more vent exhaust channels. The vent exhaust channels may be integrated with an enclosure assembly of the battery pack for purging battery vent byproducts from the battery pack during cell venting events. In some embodiments, the vent exhaust channels are coated with a thermal protective coating for reducing heat dissipation to surrounding components. | 2022-05-19 |
20220158147 | Assembled Battery - Provided is an assembled battery in which a large number of flat batteries can be stacked easily. An assembled battery | 2022-05-19 |
20220158148 | BUSSED ELECTRICAL CENTER WITH DIRECT CONTACTOR MOUNTING - A traction battery assembly includes a traction battery having a plurality of cells secured in one or more arrays by support structure. A contactor is electrically connected to the traction battery and has a housing mounted to the support structure, a pair of terminals extending from the housing, and a switching arrangement configured to electrically connect the terminals when closed. A pre-charge module is connected to the traction battery solely through direct attachment to the contactor. The module has a pre-charge circuit electrically connected to the terminals and a case that is directly attached to the housing of the contactor. | 2022-05-19 |
20220158149 | THERMOMECHANICAL FUSES FOR HEAT PROPAGATION MITIGATION OF ELECTROCHEMICAL DEVICES - Presented are thermomechanical fuses for mitigating heat propagation across electrochemical devices, methods for making and methods for using such fuses, and traction battery packs with load-bearing, sacrificial thermomechanical fuses to help prevent thermal runaway conditions. A battery assembly includes an electrically insulating battery housing with multiple battery cells disposed inside the battery housing. These battery cells are electrically interconnected, in series or parallel, and stacked in side-by-side facing relation to form adjacent, mutually parallel stacks of battery cells. Thermomechanical fuses thermally connect neighboring stacks of the battery cells. Each thermomechanical fuse is formed, in whole or in part, from a dielectric material that undergoes deterioration or deformation at a predefined critical temperature; in so doing, the thermomechanical fuse thermally disconnects a first stack of cells from a neighboring second stack of cells. | 2022-05-19 |
20220158150 | DRY ELECTRODE MANUFACTURE WITH COMPOSITE BINDER - A free-standing electrode film may comprise an electrode active material and a composite binder comprising polytetrafluoroethylene (PTFE) and polyvinylpyrrolidone (PVP). An electrode for an energy storage device may comprise a current collector and a film on the current collector, the film including an electrode active material and a composite binder comprising PTFE and PVP. A method of manufacturing a free-standing electrode film may comprise preparing a mixture including an electrode active material and a composite binder, the composite binder comprising PTFE and one or more additional binders selected from the group consisting of PVP, polyvinylidene fluoride (PVDF), polyethylene oxide (PEO), and carboxymethylcellulose (CMC). The method may further comprise adding a solvent to the mixture, subjecting the mixture to a shear force, and, after the solvent has been added and the mixture has been subjected to the shear force, pressing the mixture into a free-standing film. | 2022-05-19 |
20220158151 | DEVICE AND METHOD FOR MANUFACTURING LAMINATED ELECTRODE BODY - A negative electrode cutting drum that cuts a negative electrode single plate to a first width to produce a negative electrode plate, and conveys said negative electrode plate; a negative electrode heating drum that heats the negative electrode plate; a positive electrode cutting drum that cuts a positive electrode single plate to a second width to produce a positive electrode plate, and conveys said positive electrode plate; a positive electrode heating drum that heats the positive electrode plate; a bonding drum; a separator cutting drum that cuts to a third width a first separator single plate and a second separator single plate of a laminate bonded by the bonding drum; and a lamination drum that laminates the cut laminates on a lamination stage. The rectangular lamination stage is provided, at the four corners, with a plurality of protuberances for pressing and holding the laminate on the stage surface. | 2022-05-19 |
20220158152 | ELECTRODE AND METHOD FOR MANUFACTURING THE SAME - Discussed is a method of manufacturing an electrode, the method including applying an electrode active material to a portion of an electrode collector, the electrode collector having a non-coating portion that is not coated with the electrode active material, and an active material coating portion that is coated with the electrode active material; setting an ablation line on at least one end of the active material coating portion that is contacting the non-coating portion; performing ablation on a boundary line between the non-coating portion and the active material coating portion and an area surrounded by the ablation line while maintaining a state in which the electrode active material is applied; setting a notching line on an ablation area of the electrode collector on which the ablation is performed; and performing notching by using the notching line as a boundary. | 2022-05-19 |
20220158153 | METHOD FOR MANUFACTURING ELECTRODE AND APPARATUS FOR MANUFACTURING ELECTRODE - A method for manufacturing an electrode disclosed herein includes: steps of forming a coating film composed of an electrode material by passing the electrode material through a gap between a rotating first roll and a rotating second roll; adhering the coating film to the second roll and conveying the coating film; and transferring the conveyed coating film onto an electrode current collector conveyed by a conveying device to form an electrode mixture layer composed of the coating film. The speed ratio between a peripheral speed of the second roll and a conveying speed of the electrode current collector is changed by changing the peripheral speed of the second roll on the basis of the thickness of the coating film or the width of the gap. The timing of the change in the speed ratio is allowed to be based on the Equation (1) described in the description. | 2022-05-19 |
20220158154 | METHOD FOR MANUFACTURING ELECTRODE AND ELECTRODE PASTE COATING DEVICE - A method for manufacturing an electrode is provided, the method including coating and drying of an electrode paste and being able to highly suppress variations in the weight per unit area of the active material layer. The method for manufacturing an electrode disclosed herein includes the steps of: coating an electrode paste onto a current collecting foil from a die; and drying the coated electrode paste. Here, the current collecting foil is conveyed by a backup roll. A variation in at least one of thickness and width of the coated electrode paste is measured. The peripheral speed of the backup roll is changed according to a measurement result of the variation so that the variation becomes small. | 2022-05-19 |
20220158155 | Electrode Drying Method - Disclosed herein is an electrode drying method for drying a plurality of electrodes in the state in which the electrodes are stacked, the electrode drying method including interposing a hygroscopic film between adjacent ones of the electrodes and drying the electrodes in the state in which the hygroscopic film is interposed between the electrodes, wherein at least one of the surfaces of the hygroscopic film that faces the electrodes has an uneven structure, or an electrode drying method for drying an electrode sheet in the state in which the electrode sheet is wound, the electrode drying method including winding the electrode sheet with a hygroscopic film and drying the electrode sheet in the state in which the hygroscopic film is interposed between overlapping portions of the electrode sheet, wherein at least one of the surfaces of the hygroscopic film that is disposed opposite the electrode sheet has an uneven structure. | 2022-05-19 |
20220158156 | SYSTEM FOR MANUFACTURING AN ELECTRODE, CLEANING UNIT, AND ELECTRODE MANUFACTURING METHOD - An electrode manufacturing system includes: a doping unit; a cleaning unit: and a conveyor unit. The doping unit performs a process of doping an active material in a strip-shaped electrode with an alkali metal, the strip-shaped electrode including an active material layer formed portion in which an active material layer including the active material is formed, and an active material layer unformed portion in which the active material layer is not formed. The cleaning unit cleans the active material layer unformed portion that is adjacent to the active material layer formed portion. The conveyor unit conveys the electrode from the doping unit to the cleaning unit. | 2022-05-19 |
20220158157 | CARBON-METAL ORGANIC FRAMEWORK COMPOSITE, MANUFACTURING METHOD THEREOF, AND LITHIUM AIR BATTERY INCLUDING THE SAME - A method of manufacturing a carbon-metal organic framework composite includes: preparing a mixed solution comprising a metal ion precursor and an organic ligand precursor; forming a Metal-Organic Framework (MOF) on a surface of a carbon support using the mixed solution; and carbonizing the MOF formed on the surface of the carbon support to form a Carbonized Metal-Organic Framework (C-MOF). | 2022-05-19 |
20220158158 | Coating System and Coating Method for Secondary Battery - An embodiment coating system for a secondary battery includes a supply tank connected to a slot-die and configured to store a slurry, an in-line viscometer configured to measure viscosity and temperature of the slurry, a flow meter configured to measure a flow rate of the slurry, a flow rate adjustment valve configured to adjust the flow rate according to a feedback signal based on the measured flow rate, a coating bead sensor configured to detect in real time a slurry coating bead shape discharged from the slot-die to a base material, and a coating controller configured to detect a process condition change event by monitoring a slurry property and the slurry coating bead shape in real time and to control the flow rate of the flow rate adjustment valve based on reference data corresponding to a changed slurry property. | 2022-05-19 |
20220158159 | PROTECTION LAYER SOURCES - Methods, systems, and apparatuses for coating flexible substrates are provided. A coating system includes an unwinding module housing a feed reel capable of providing a continuous sheet of flexible material, a winding module housing a take-up reel capable of storing the continuous sheet of flexible material, and a processing module arranged downstream from the unwinding module. The processing module includes a plurality of sub-chambers arranged in sequence, each configured to perform one or more processing operations to the continuous sheet of flexible material. The processing module includes a coating drum capable of guiding the continuous sheet of flexible material past the plurality of sub-chambers along a travel direction. The sub-chambers are radially disposed about the coating drum and at least one of the sub-chambers includes a deposition module. The deposition module includes a pair of electron beam sources positioned side-by-side along a transverse direction perpendicular to the travel direction. | 2022-05-19 |
20220158160 | FLUORINATION OF AL2O3 COATING FOR LITHIUM-ION BATTERY - Improving the performance of cathodes by using surface coatings has proven to be an effective method for improving the stability of Li-ion batteries (LIBs), while a high-quality film satisfying all requirements of electrochemical inertia, chemical stability, and lithium ion conductivity has not been found. Disclosed herein is a composite film composed of A | 2022-05-19 |
20220158161 | METHOD OF MANUFACTURING FORMED BODY FOR ELECTRODE - A method of manufacturing a formed body for an electrode includes a first step of dropping an electrode material containing an electrode active material into a gap between a pair of transport belts and introducing the electrode material between transport surfaces of the pair of transport belts; a second step of belt-transporting and pressurizing the introduced electrode material with the pair of transport belts; and a third step of transferring the electrode material after the belt transporting and the pressurization, on a deposition belt, in which a transport direction in a transport, passage through which the electrode material is transported, of the deposition belt intersects a transport direction in a transport passage, through which the electrode material is transported, of the pair of transport belts. | 2022-05-19 |
20220158162 | APPARATUS FOR MANUFACTURING ELECTRODE FOR SECONDARY BATTERY, ELECTRODE FOR SECONDARY BATTERY MANUFACTURED THERETHROUGH, AND SECONDARY BATTERY - Discussed is an apparatus for manufacturing an electrode for a secondary battery, an electrode for a secondary battery which is manufactured therethrough, and a secondary battery. The apparatus notches a portion of a non-coating portion of an electrode collector, which is not coated with an electrode active material, in an electrode sheet coated with the electrode active material on the electrode collector to manufacture an electrode tab. The apparatus includes a notching roll that rotates to notch the portion of the non-coating portion, wherein the notching roll includes: a notching cutter provided on a portion of the notching roll, which faces the non-coating portion to notch the electrode sheet; and a roll pad provided on a portion of the notching roll, which faces the electrode active material, the roll pad contacting the electrode sheet when the notching roll rotates to prevent the electrode sheet from being slipped. | 2022-05-19 |
20220158163 | METHODS AND APPARATUSES FOR ENERGY STORAGE DEVICE ELECTRODE FABRICATION - An apparatus for forming an electrode film mixture can have a first source including a polymer dispersion comprising a liquid and a polymer, a second source including a second component of the electrode film mixture, and a fluidized bed coating apparatus including a first inlet configured to receive from the first source the dispersion, and a second inlet configured to receive from the second source the second component. | 2022-05-19 |
20220158164 | A PROCESS FOR PREPARING A COMPOSITE CATHODE FOR LITHIUM ION CELL - The present application provides a process for preparing a composite cathode for a lithium ion cell comprising the steps of: (i) forming a cathode slurry in a planetary mixing machine by mixing an active material, conducting diluent and binder; (ii) coating the slurry over an aluminum foil substrate in a coating machine at a speed of 0.2-0.8 m/min; and (iii) calendering of the cathode in a calendering machine at a temperature of 50-150° C. The cathode has peel strength of greater than 200 gf/cm and moisture content less than 350 ppm. The lithium ion cell with the cathode disclosed in this invention and a graphite anode exhibited a capacity retention of >80% at 100% depth-of-discharge at C/2−1C charge-discharge rate when tested for 2000 cycles. | 2022-05-19 |
20220158165 | METHOD FOR PRODUCING CATHODE ACTIVE MATERIAL, CATHODE ACTIVE MATERIAL, AND METHOD FOR PRODUCING LITHIUM ION BATTERY - A main object of the present disclosure is to provide a cathode active material having excellent capacity properties. The present disclosure achieves the object by providing a method for producing a cathode active material including an O2-type structure, the method comprising: a preparing step of preparing a transition metal oxide containing Na and including a P2-type structure; and an ion exchanging step of exchanging a Na ion included in the transition metal oxide with a Li ion; wherein temperature for the ion exchanging is 350° C. or more and 600° C. or less. | 2022-05-19 |
20220158166 | METHOD FOR PRODUCING NEGATIVE ELECTRODE ACTIVE MATERIAL PARTICLE - Methods for producing a negative electrode active material particle which includes a silicon compound particle containing a silicon compound that contains oxygen. The methods including preparing a silicon compound particle containing a silicon compound that contains oxygen; inserting Li into the silicon compound particle; and heating, while stirring, the Li-inserted silicon compound particle in a furnace to produce a negative electrode active material particle, wherein at least part of Si constituting the silicon compound particle is present in at least one state selected from oxide of Si | 2022-05-19 |
20220158167 | ELECTRODE ARCHITECTURE FOR FAST CHARGING - An electrode for an electrochemical cell is provided. The electrode includes a carbon membrane having a first face and an opposing second face, wherein at least a portion of the carbon membrane is modified to include an elevated number of nucleation sites for lithium relative to the carbon membrane when unmodified. | 2022-05-19 |
20220158168 | NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - A negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same. The negative electrode includes: a current collector; a first negative active material layer disposed on one side of the current collector and including a first negative active material and a linear conductive material; and a second negative active material layer disposed on one side of the first negative active material layer and including a second negative active material. | 2022-05-19 |
20220158169 | STORAGE BATTERY ELECTRODE, MANUFACTURING METHOD THEREOF, STORAGE BATTERY, ELECTRONIC DEVICE, AND GRAPHENE - To provide graphene oxide that has high dispersibility and is easily reduced. To provide graphene with high electron conductivity. To provide a storage battery electrode including an active material layer with high electric conductivity and a manufacturing method thereof. To provide a storage battery with increased discharge capacity. A method for manufacturing a storage battery electrode that is to be provided includes a step of dispersing graphene oxide into a solution containing alcohol or acid, a step of heating the graphene oxide dispersed into the solution, and a step or reducing the graphene oxide. | 2022-05-19 |
20220158170 | SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME - A secondary battery includes: a first electrode provided with a first collector and a first electrode active material applied on at least one surface of the first collector; and a second electrode provided with a second collector and a second electrode active material applied on at least one surface of the second collector, wherein an uneven coating portion at which the first electrode active material irregularly increases in amount and is applied is provided on at least one of a coating start portion or a coating end portion of the first electrode active material, and an inactive coating portion configured to cover the uneven coating portion is provided on at least one of a coating start portion or a coating end portion of the second electrode active material. A method of manufacturing the secondary battery is also provided. | 2022-05-19 |
20220158171 | METHOD OF PRE-LITHIATING NEGATIVE ELECTRODE FOR ALL-SOLID-STATE SECONDARY BATTERIES AND SECONDARY BATTERY USING THE SAME - An all-solid-state secondary battery according to the present invention includes a positive electrode, a negative electrode, and a solid electrolyte formed between the positive electrode and the negative electrode, wherein the negative electrode is formed through a pre-lithiation process in which a powder mixture configured to form the negative electrode contacts lithium metal before battery assembly. Irreversible capacity is removed through the pre-lithiation process, whereby initial efficiency of the battery is improved, and the process is simplified, whereby mass production is possible and cost is reduced. | 2022-05-19 |
20220158172 | POSITIVE ELECTRODE LAYER FOR ALL-SOLID-STATE BATTERY, MANUFACTURING METHOD OF POSITIVE ELECTRODE LAYER FOR ALL-SOLID-STATE BATTERY, AND ALL-SOLID-STATE BATTERY - A positive electrode layer for an all-solid-state battery, includes a first phase including a positive electrode active material containing Li, a second phase including a garnet-type solid electrolyte containing Li, Bi, M2, and O, and a third phase different from the first phase and the second phase. The third phase includes a Li—Bi-M2-O-based compound containing Li, Bi, M2, and O, and M2 is at least one element selected from the group consisting of Ca, Sr, Ba, Mg, Y, and Rb. | 2022-05-19 |
20220158173 | MOF-SULFUR MATERIALS AND COMPOSITE MATERIALS, METHODS OF MAKING SAME, AND USES THEREOF - MOFs including sulfur nanoparticles. The sulfur nanoparticles may be encapsulated in the MOFs. The MOFs may be made by methods where MOFs are formed in situ or are preformed prior to the incorporation of sulfur. The MOFs may be used to make composite materials. The composite materials may be used in cathodes. Cathodes may be used in devices. A device may be a battery. | 2022-05-19 |
20220158174 | ELECTRODE, METHOD OF MANUFACTURING ELECTRODE, AND BATTERY - A battery ( | 2022-05-19 |
20220158175 | ANODE MATERIAL, ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE INCLUDING THE SAME - An anode material includes silicon-based particles, the silicon-based particles include a silicon-containing substrate; at least a part of the surface of the silicon-containing substrate has an M | 2022-05-19 |
20220158176 | ANODE MATERIAL, ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE INCLUDING THE SAME - An anode material includes a lithiated silicon oxide material, an inorganic coating layer, and a polymer coating layer, wherein the inorganic coating layer and the lithiated silicon oxide material at least have Si—O-M bonds therebetween, and M includes at least one of an aluminum element, a boron element, and a phosphorus element. The anode material has high water stability, high first coulombic efficiency, and good cycle stability. | 2022-05-19 |
20220158177 | NEGATIVE ELECTRODE PLATE, LITHIUM-ION BATTERY AND APPARATUS - A negative electrode plate, a lithium-ion battery and an apparatus are disclosed. The negative electrode plate includes a negative electrode current collector, a negative electrode active material layer including a negative electrode active material and disposed on at least one surface of the negative electrode current collector, and a lithium-replenishing layer disposed on a surface of the negative electrode active material layer away from the negative current collector. The negative electrode plate can effectively ameliorate the problem of plate heating, and channels formed by the lithium-replenishing region and the gap region can enable the lithium-ion battery to be effectively impregnated with the electrolyte after electrolyte injection is performed to the lithium-ion battery, thereby improving the energy density of the battery while also improving the service life and kinetic performance of the battery. | 2022-05-19 |
20220158178 | SILICON-BASED NEGATIVE ELECTRODE MATERIAL, PREPARATION METHOD AND USE THEREOF - The present application provides a silicon-based negative electrode material and a preparation method and use thereof. The silicon-based negative electrode material has a lithium borate coating layer on its surface, which may improve first charge-discharge efficiency of the material. There is a strong chemical bond interaction between the lithium borate coating layer and the borate ester having a specific structure, which may improve the rate capability of the battery. Furthermore, the borate ester has a structure of —(CH | 2022-05-19 |
20220158179 | METHODS OF FORMING AND USING ELECTROCHEMICAL CELLS COMPRISING A METAL SHEET - Provided herein are electrochemical cells that include a metal sheet adjacent to a solid-state Li ion-conducting electrolyte in a manner that isolates a Li metal negative electrode from exposure to either, or both, a liquid electrolyte or a gel electrolyte used as a catholyte in the positive electrode. Some of the electrochemical cells include a series of electrochemical stacks, which may be stacked in a variety of configurations including configurations that share a Li metal negative electrode. | 2022-05-19 |
20220158180 | DOPED LITHIUM ANODE, BATTERY HAVING A DOPED LITHIUM ANODE, AND METHODS OF USE THEREOF - An anode of a battery comprises lithium metal, and a dopant, in the lithium metal. The anode has a thickness of at most 50 μm, and the dopant is a metal with an electronegativity greater than lithium. | 2022-05-19 |
20220158181 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A negative electrode material mixture with a negative electrode active material including a Si-containing material and a carbon material; and a carbon nanotube. The Si-containing material includes, a first composite material in which Si particles are dispersed in a lithium silicate phase and/or a carbon phase, and a second composite material in which Si particles are dispersed in a SiO | 2022-05-19 |
20220158182 | LITHIUM SECONDARY BATTERY - Provided is a lithium secondary battery including a cathode containing a cathode active material in which a central part has a different concentration from a surface part, and a conductive material having a specific composition ratio, and specifically, a lithium secondary battery including a cathode containing a cathode active material in which a central part of one or more kinds of metals configuring the cathode active material has a different concentration from a surface part thereof, and two or more kinds of conductive materials mixed at a specific ratio, thereby having excellent stability and high low-temperature characteristic and high output characteristic as compared to a conventional lithium secondary battery. | 2022-05-19 |
20220158183 | NICKEL COMPOSITE HYDROXIDE, POSITIVE ELECTRODE ACTIVE MATERIAL USING NICKEL COMPOSITE HYDROXIDE AS PRECURSOR, AND METHOD FOR PRODUCING THE SAME - The nickel composite hydroxide that is a precursor of a positive electrode active material of a non-aqueous electrolyte secondary battery, comprising Ni, Co, and one or more additive metal elements M selected from the group consisting of Mn, Al, Fe, and Ti, wherein when a peak intensity of a diffraction peak appearing in a range of 2θ=8.0±2.0° in powder X-ray diffraction measurement using CuKα rays is defined as α, and a peak intensity of a diffraction peak appearing in a range of 2θ=19.0±2.0° in powder X-ray diffraction measurement using CuKα rays is defined as β, of the nickel composite hydroxide having a secondary particle diameter having a cumulative volume percentage of 90% by volume (D90) or more, a value of β/α is 13.0 or less. | 2022-05-19 |
20220158184 | NICKEL COMPOSITE HYDROXIDE PARTICLES, POSITIVE ELECTRODE ACTIVE MATERIAL USING NICKEL COMPOSITE HYDROXIDE PARTICLES AS PRECURSORS, AND METHOD FOR PRODUCING THE SAME - The present disclosure provides a precursor of a positive electrode active material, capable of obtaining the positive electrode active material that can exhibit a high discharge capacity and high charge/discharge efficiency, by being mounted on a secondary battery using a non-aqueous electrolyte, and the positive electrode active material obtained from the precursor, as well as a method for producing the positive electrode active material. | 2022-05-19 |
20220158185 | NICKEL COMPOSITE HYDROXIDE, METHOD FOR PRODUCING NICKEL COMPOSITE HYDROXIDE, POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR PRODUCING POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY - A nickel composite hydroxide includes nickel, cobalt, manganese, and an element M with an atomic ratio of Ni:Co:Mn:M=1−x1−y1−z1:x1:y1:z1 (wherein M is at least one element selected from a group consisting of a transition metal element other than Ni, Co, Mn, a II group element, and a XIII group element, 0.15≤0.25, 0.15≤y1≤0.25, 0≤z1≤0.1), the nickel composite hydroxide having a cobalt or manganese rich layer from a surface of a particle of the secondary particles toward an inside of the secondary particles and a layered low-density layer between the cobalt or manganese rich layer and a center of the particle of the secondary particles, and a thickness of the cobalt or manganese rich layer and low-density layer is 1% or more and 10% or less to a diameter of the secondary particles. | 2022-05-19 |
20220158186 | POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE, AND SECONDARY BATTERY - The present technology provides a positive electrode active material capable of more sufficiently preventing deterioration in cycle characteristics even when the positive electrode active material has a coating based on a metal alkoxide on its surface. The present technology relates to a positive electrode active material for a battery including a positive electrode active material core material and a coating formed on a surface of the positive electrode active material core material, wherein the coating is an organic-inorganic hybrid coating formed of a reactant including at least a first metal alkoxide containing no metal atom-carbon atom bond in one molecule and a second metal alkoxide containing two or more metal atom-carbon atom bonds in one molecule. | 2022-05-19 |
20220158187 | COMPOSITE MATERIAL, ELECTRODE MATERIAL FOR ELECTRICITY STORAGE DEVICES, AND ELECTRICITY STORAGE DEVICE - Provided is a composite material in which a carbon material and nanoparticles are efficiently combined to enhance the battery characteristic of a secondary battery. The composite material including a carbon material having a plurality of recesses and a plurality of protrusions and including nanoparticles that are at least partially combined with the carbon material, the composite material having a rate of the nanoparticles combined in the carbon material and the nanoparticles of 11% by weight or more. | 2022-05-19 |
20220158188 | LITHIUM METAL PHOSPHATE, ITS PREPARATION AND USE - The present invention provides carbon-coated lithium metal phosphate which is doped with aluminium such that the aluminium content is between 300 and 5000 ppm and which has a BET surface area of less than or equal to 15 m2/g. The carbon-coated lithium metal phosphate finds use as a cathode active material and provides improved electrochemical performance at low temperatures. | 2022-05-19 |
20220158189 | PROCESS FOR PRODUCING A SHAPED ORGANIC CHARGE STORAGE UNIT - A process produces a shaped organic charge storage unit, especially a secondary battery, the electrodes of which contain an organic redox-active polymer, and which includes a polymeric solid electrolyte. Compared to conventional folded charge storage units, the charge storage unit shows greater resistance to deformation, which is manifested in a lower drop in capacity and a reduced tendency to fracture in the shaping process. | 2022-05-19 |
20220158190 | SLURRY - An object of the present invention is to provide a slurry having a viscosity that gives a good coating property at a temperature near room temperature (for example, at 25° C.), exhibiting a suppressed decrease in the viscosity during heating to a high temperature drying condition (for example, to 80° C.), and thus making its coating film resistant to collapse in shape. A slurry according to an embodiment of the present invention contains at least a binder and a fibrous material, wherein a ratio of a lowest viscosity up to 80° C. (lowest viscosity during heating to 80° C.) to a viscosity at 25° C. (viscosity at 25° C.), (lowest viscosity during heating to 80° C.)/(viscosity at 25° C.), is 0.12 or greater. The slurry according to the present invention preferably further contains an active material. | 2022-05-19 |
20220158191 | BATTERY - A battery ( | 2022-05-19 |
20220158192 | Negative Electrode and Secondary Battery Including Negative Electrode - A negative electrode includes a negative electrode active material layer, wherein the negative electrode active material layer includes a negative electrode active material and a conductive material. The negative electrode active material includes SiO | 2022-05-19 |
20220158193 | CATHODE ELECTRODE COMPOSITIONS FOR BATTERY APPLICATIONS - Carbon nanostructures are used to prepare electrode compositions for lithium ion batteries. In one example, a cathode for NCM batteries includes three-dimensional carbon nanostructures which are made of highly entangled nanotubes, fragments of carbon nanostructures and/or fractured nanotubes which are derived from the carbon nanostructures, are branched and share walls with one another. Amounts of carbon nanostructures employed can be less than or equal to 1 weight % relative to the electrode composition. | 2022-05-19 |
20220158194 | Electrode And Secondary Battery Including Same - The present invention relates to an electrode and a secondary battery including the same, the electrode including an electrode active material layer, wherein: the electrode active material layer includes an electrode active material, a hydrogenated nitrile butadiene rubber, and a conductive agent; the conductive agent includes a carbon nanotube structure in which 2 to 5,000 single-walled carbon nanotube units are bonded; and the carbon nanotube structure is included in the electrode active material layer in an amount of 0.01-0.5 wt %. | 2022-05-19 |
20220158195 | Electrode and Secondary Battery Including the Same - An electrode includes an electrode active material layer, wherein the electrode active material layer includes an electrode active material and a conductive agent, wherein the conductive agent includes a first conductive agent and a second conductive agent, wherein the first conductive agent includes a secondary particle in which a plurality of graphene sheets are arranged in different directions and a portion of one graphene sheet is connected to a portion of adjacent another graphene sheet, the second conductive agent includes a carbon nanotube structure in which 2 to 5,000 single-walled carbon nanotube units are bonded to each other, and the carbon nanotube structure is included in an amount of 0.01 wt % to 0.5 wt % in the electrode active material layer. A secondary battery including the electrode is also provided. | 2022-05-19 |
20220158196 | ELECTROCHEMICAL DEVICE SUCH AS A MICROBATTERY - An electrochemical device including, stacked successively on a face of a substrate, at least: a first current collector including at least one metal layer, a first electrode, an electrolyte, a second electrode. The first current collector includes a first portion covered by the first electrode and a second portion protruding laterally beyond the first electrode, and the electrolyte includes a surface covered by the second electrode. The second portion of the first collector extends under the electrolyte in a region of the electrolyte located outside the surface covered by the second electrode. | 2022-05-19 |
20220158197 | ELECTRODE ASSEMBLY AND BATTERY CELL - An electrode assembly and a battery cell is disclosed. The electrode assembly includes a first electrode plate and a second electrode plate. The first electrode plate includes a first current collector and a first active material layer, the first current collector includes a first main body and a first tab, and the first tab extends from one end of the first main body in a longitudinal direction. The second electrode plate includes a second current collector and a second active material layer, the second current collector includes a second main body and a second tab, the second tab extends from one end of the second main body in the longitudinal direction, and the second active material layer is applied on a surface of the second main body. | 2022-05-19 |
20220158198 | SOLID-STATE BATTERY - To provide a solid-state battery capable of achieving a higher capacity. A solid-state battery includes a positive electrode and a negative electrode. The positive electrode and the negative electrode each includes a current collector that is a metal porous body having a spiral shape, and an electrode material mixture with which the current collector is filled. The positive electrode and the negative electrode are arranged in combination such that opposing faces of the positive electrode and the negative electrode alternately contact each other in an axial direction of the spiral shape. A pair of the positive electrode and the negative electrode having the above structure are housed in an exterior packaging body having a cylindrical shape to achieve a higher capacity of the solid-state battery. | 2022-05-19 |
20220158199 | GAS DIFFUSION LAYER FOR A FUEL CELL, AND FUEL CELL - The invention relates to a gas diffusion layer ( | 2022-05-19 |
20220158200 | Apparatus for Fabricating Membrane-Electrode-Subgasket Assembly and Method for Fabricating Membrane-Electrode-Subgasket Assembly Using the Same - An embodiment apparatus for fabricating a membrane-electrode-subgasket assembly includes a feeding unit including a sheet feeding roller configured to feed a membrane-electrode assembly sheet having catalyst layers provided on both surfaces thereof, a cutting unit including a cutting roller and a support roller configured to rotate in engagement with the cutting roller, wherein the cutting roller is configured to punch portions outside each of the catalyst layers, a first pressing unit including a suction roller and a first hot roller, and a second pressing unit including second hot rollers. | 2022-05-19 |
20220158201 | CATALYST FOR AIR ELECTRODES, AIR ELECTRODE AND METAL AIR SECONDARY BATTERY - A catalyst for an air electrode of a metal air secondary battery, the catalyst containing Ca | 2022-05-19 |
20220158202 | AMMONIA FUEL CELL - A fuel cell is an ammonia fuel cell using an ammonia-containing fuel. A catalyst used for an anode of the fuel cell is a ruthenium complex having two first ligands and one second ligand, and the first ligand is pyridine or a condensed cyclic pyridine compound with or without a substituent, and the second ligand is 2,2′-bipyridyl-6,6′-dicarboxylic acid with or without a substituent on a pyridine ring. | 2022-05-19 |
20220158203 | EVAPORATIVELY COOLED FUEL CELL SYSTEMS WITH CATHODE EXHAUST TURBINE BOOST - The present disclosure provides methods for turbine-based energy recovery from exhaust streams in fuel cell systems. The fuel cell systems can include an expansion turbine ( | 2022-05-19 |
20220158204 | CATALYTIC HEATERS FOR EVAPORATIVELY COOLED FUEL CELL SYSTEMS - Disclosed herein are aspects of fuel cell systems ( | 2022-05-19 |
20220158205 | SYSTEM AND METHOD FOR CONTROLLING FUEL CELL - Disclosed are a control system for a fuel cell including a fuel cell configured to receive a fuel gas and an oxidation gas and generate electric power, a current controller configured to control an output current output from the fuel cell, based on a demanded current of the fuel cell, while maintaining an output voltage output from the fuel cell at a preset voltage or more, and a restriction controller configured to estimate an output current at the preset voltage as a maximum current when the output voltage of the fuel cell drops to become equal to or smaller than the preset voltage, and restrict the output current of the fuel cell to not more than a first restriction current set based on the estimated maximum current, and a control method for a fuel cell. | 2022-05-19 |
20220158206 | FUEL CELL STARTUP/SHUTDOWN DEGRADATION MITIGATION BY REMOVAL OF OXYGEN AD/ABSORPTION MEDIA - Aspects of methods and systems to reduce degradation of a fuel cell ( | 2022-05-19 |
20220158207 | FE-CR REDOX FLOW BATTERY SYSTEMS AND METHODS UTILIZING CHROMIUM COMPLEXES WITH NITROGEN-CONTAINING LIGANDS - A redox flow battery system includes an anolyte having chromium ions in solution, wherein at least a portion of the chromium ions form a chromium complex with at least one of the following: NH | 2022-05-19 |
20220158208 | METHOD FOR MANUFACTURING ELECTRODE, ELECTRODE MANUFACTURED THEREBY, MEMBRANE-ELECTRODE ASSEMBLY COMPRISING SAME ELECTRODE, AND FUEL CELL INCLUDING SAME MEMBRANE-ELECTRODE ASSEMBLY - Disclosed are a method for manufacturing an electrode, an electrode manufactured thereby, a membrane-electrode assembly including the electrode, and a fuel cell containing the membrane-electrode assembly. The method includes the steps of: preparing an electrode forming composition by mixing a catalyst with an ionomer; applying a low-frequency acoustic energy to the electrode forming composition to perform resonant vibratory mixing so as to coat the ionomer on the surface of the catalyst; and coating the electrode forming composition to manufacture an electrode. | 2022-05-19 |
20220158209 | METHOD OF MANUFACTURING SOLID OXIDE FUEL CELL INCLUDING MULTI-LAYERED ELECTROLYTE LAYER USING CALENDERING PROCESS - Disclosed is a method of manufacturing a solid oxide fuel cell including a multi-layered electrolyte layer using a calendering process. The method for manufacturing a solid oxide fuel cell is a continuous process, thus providing high productivity and maximizing facility investment and processing costs. In addition, the solid oxide fuel cell manufactured by the method includes an anode that is free of interfacial defects and has a uniform packing structure, thereby advantageously greatly improving the production yield and power density. In addition, the solid oxide fuel cell has excellent interfacial bonding strength between respective layers included therein, and includes a multi-layered electrolyte layer in which the secondary phase at the interface is suppressed and which has increased density, thereby advantageously providing excellent output characteristics and long-term stability even at an intermediate operating temperature. | 2022-05-19 |
20220158210 | ELECTROLYTE SHEET FOR SOLID OXIDE FUEL CELL, AND SINGLE CELL FOR SOLID OXIDE FUEL CELL - An electrolyte sheet for solid oxide fuel cells, the electrolyte sheet including a ceramic plate body having a first main surface and a second main surface, wherein the first main surface and the second main surface include scattered recesses, and the recesses on one or both of the first main surface and the second main surface have an arithmetic average depth of 0.25 μm to 4.0 μm and a number density of one million recesses/cm | 2022-05-19 |
20220158211 | FE-CR REDOX FLOW BATTERY SYSTEMS AND METHODS FOR PREPARATION OF CHROMIUM-CONTAINING ELECTROLYTE THEREFOR - A method for preparation of electrolyte for a redox flow battery includes reducing chromium ore using a carbon source to convert the chromium ore to an iron/chromium alloy with carbon particles; dissolving the iron/chromium alloy with carbon particles in sulfuric acid to form a first solution; adding calcium chloride or barium chloride to the first solution to produce a second solution including FeCl | 2022-05-19 |
20220158212 | REDOX FLOW BATTERY SYSTEMS AND METHODS UTILIZING A BIPOLAR ELECTRODE STRUCTURE - A redox flow battery system includes an anolyte; a catholyte; a first electrode structure including a base having a first surface and a second surface opposite the first surface, a first electrode disposed on the first surface, a second electrode disposed on the second surface, and conductive elements that extend through the base, wherein the base resists flow of anolyte and catholyte through the base and each of the conductive elements includes a first end portion exposed at the first surface and a second end portion exposed at the second surface, wherein the first electrode includes the first end portions of the conductive elements and the second electrode includes the second end portions of the conductive elements; a first half-cell in which the first electrode is in contact with the anolyte; and a second half-cell in which the second electrode is in contact with the catholyte. | 2022-05-19 |
20220158213 | REDOX FLOW BATTERY SYSTEMS AND METHODS UTILIZING PRIMARY AND SECONDARY REDOX FLOW BATTERY ARRANGEMENTS - One embodiment is a redox flow battery system that includes an anolyte; a catholyte; an anolyte tank configured for holding at least a portion of the anolyte; a catholyte tank configured for holding at least a portion of the catholyte; a primary redox flow battery arrangement, and a second redox flow battery arrangement. The primary and secondary redox flow battery arrangements share the anolyte and catholyte tanks and each includes a first half-cell including a first electrode in contact with the anolyte, a second half-cell including a second electrode in contact with the catholyte, a separator separating the first half-cell from the second half-cell, an anolyte pump, and a catholyte pump. The peak power delivery capacity of the secondary redox flow battery arrangement is less than the peak power delivery capacity of the primary redox flow battery arrangement. | 2022-05-19 |
20220158214 | REDOX FLOW BATTERY SYSTEMS AND METHODS UTILIZING A TEMPORAL ENERGY PROFILE - A redox flow battery system includes an anolyte; a catholyte; a first half-cell including a first electrode in contact with the anolyte; a second half-cell including a second electrode in contact with the catholyte; a separator separating the anolyte in the first half-cell from the catholyte in the second half-cell; at least one state measurement device configured for intermittently, periodically, or continuously making a measurement of a value indicative of a state of charge of the anolyte or the catholyte before entering or after leaving the first half-cell or second half-cell, respectively; and a controller coupled to the at least one state measurement device for generating a temporal energy profile of the anolyte or the catholyte, respectively, using the measurements. | 2022-05-19 |
20220158215 | HIGH ENERGY DENSITY CHARGE-DISCHARGE BATTERY - The present utility model relates to the technical field of battery devices, and in particular to a high energy density charge-discharge battery. One end of an anode is arranged in a first electrolyte chamber, and one end of a first cathode is arranged in a second electrolyte chamber. The first electrolyte chamber, a buffer electrolyte mechanism and the second electrolyte chamber are sequentially connected. According to the present application, the cost of battery electrodes is reduced, the energy density of rechargeable batteries is improved, and the service life of rechargeable batteries is prolonged. | 2022-05-19 |
20220158216 | ENERGY GENERATION FROM SALINITY GRADIENTS USING ASYMMETRICALLY POROUS ELECTRODES - Disclosed herein is a system and method for energy generation from salinity gradients using asymmetrically porous electrodes. In certain embodiments, an energy generation system includes at least one pair of asymmetrically porous electrodes positioned within a chamber in selective fluidic communication with a freshwater source (e.g., a river) and a saltwater source (e.g., an ocean). Asymmetry between a first average percent volume per unit pore-width of a first electrode and a second average percent volume per unit pore-width of a second electrode creates differing interfacial potentials between the first electrode and the second electrode when such electrodes are immersed in freshwater and saltwater. By cyclically immersing the electrodes in freshwater and saltwater, energy is harvested from Gibbs free energy from mixing saltwater and freshwater. Such a system does not require a membrane or an external charge source. Methods of generating energy using asymmetrically porous electrodes are also provided. | 2022-05-19 |
20220158217 | METHOD FOR ASSEMBLING BIPOLAR PLATE BY INTEGRAL MISALIGNMENT, A FUEL CELL STACK WITH THE BIPOLAR PLATE AND A POWER GENERATION SYSTEM - A method for assembling a bipolar plate by integral misalignment, a fuel cell stack with the bipolar plate and a power generation system are provided. The misalignment mode includes: misaligning the centers of mass and misaligning the centers of flow fields. The method can form a large-area synchronous undulation area or simultaneously form a plurality of synchronous undulation areas on the bipolar plate without changing a flow channel spacing. In the fuel cell stack, by the means that the bipolar plate is rotated 180° around an axis parallel to a thickness direction of the bipolar plate or rotated 180° around an axis parallel to a misalignment direction, the MEA is prevented from wrinkling, so as to avoid the blockage of a reactant flow channel and poor contact of a circuit. | 2022-05-19 |
20220158218 | DEVICE AND METHOD FOR STACKING CELL COMPONENTS AND A DEVICE AND METHOD FOR MANUFACTURING A FUEL CELL LAYER STRUCTURE - A cell component de-stacking device for vertically de-stacking separated cell components, including at least one vertical de-stacker with a vertical magazine for accommodating a plurality of the cell components in a vertical arrangement and with a lifting and lowering device for lifting and lowering the cell components in the vertical magazine and for de-stacking separated cell components in the vertical direction, and a delivery device for delivering separated cell components at a filling station to the vertical de-stacker. The vertical de-stacker) is configured for filling the vertical magazine at the filling station by individually accommodating the cell components and moving them by means of the lifting and lowering device, and for being moved between the filling station and the stacking station, and for individually dispensing the cell components in the vertical direction at the stacking station by means of a downward movement. | 2022-05-19 |
20220158219 | FUEL CELL STACK AND OPERATION METHOD FOR FUEL CELL STACK - According to the present embodiment, a fuel cell stack comprises a cell stack having a plurality of unit cells stacked therein, each of the unit cells including an electrolyte membrane, a fuel-electrode porous passage plate, and an oxidant-electrode porous passage plate, wherein in the cell stack, at least a part of one main surface of a conductive fuel-electrode porous passage plate is in contact with one main surface of a conductive oxidant-electrode porous passage plate, and a capillary force of water contained in a hydrophilic micropores of the conductive fuel-electrode porous passage plate and the conductive oxidant-electrode porous passage plate prevents an oxidant gas in an oxidant-electrode passage and a fuel gas in a fuel-electrode passage from directly mixing together. | 2022-05-19 |
20220158220 | DIMENSIONAL CONSTRAINTS FOR THREE-DIMENSIONAL BATTERIES - A secondary battery is provided for cycling between a charged and a discharged state, the secondary battery including a battery enclosure, an electrode assembly, carrier ions, a non-aqueous liquid electrolyte within the battery enclosure, and a set of electrode constraints. The set of electrode constraints includes a primary constraint system having first and second primary growth constraints and at least one primary connecting member, the first and second primary growth constraints separated from each other in the longitudinal direction, wherein the primary constraint array restrains growth of the electrode assembly in the longitudinal direction such that any increase in the Feret diameter of the electrode assembly in the longitudinal direction over 20 consecutive cycles of the secondary battery is less than 20%. The set of electrode constraints further includes a secondary constraint system having first and second secondary growth constraints connected by at least one secondary connecting member, wherein the secondary constraint system at least partially restrains growth of the electrode assembly in a second direction upon cycling of the secondary battery. | 2022-05-19 |
20220158221 | QUASI-SOLID-STATE ELECTROLYTE COMPOSITE BASED ON THREE-DIMENSIONALLY ORDERED MACROPOROUS METAL-ORGANIC FRAMEWORK MATERIALS FOR LITHIUM SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME - A three-dimensionally ordered macroporous (3DOM) metal-organic framework material (MOF)-based quasi-solid-state electrolyte thin film for a safe quasi-solid-state lithium secondary battery are involved in present invention. In detail, the above quasi-solid-state electrolyte combines 3DOM-MOFs and the electrolytes like polymer and traditional liquid electrolyte. The special pore structures in 3DOM-MOFs could both fill the polymer electrolyte and liquid electrolyte with macropores and micropores, respectively. This unique structure could significantly enhance the Li | 2022-05-19 |
20220158222 | LITHIUM-ION BATTERY FORMATION PROCESS - A method of producing a lithium-ion battery includes filling at least one cell of the battery with an electrolyte followed directly with a first step of sealing the at least one cell and a second step of applying pulsating compression to the at least one cell during formation charging, the pulsating compression comprising alternating a first time period of applying a first compression force F | 2022-05-19 |
20220158223 | ELECTROCHEMICAL CELL MODULE - An electrochemical cell module includes a plurality of electrochemical cells stacked on one another and each including an electricity generator and a casing, and a housing accommodating the plurality of electrochemical cells. The casing includes a peripheral portion without overlapping the electricity generator as viewed in the stacking direction. The peripheral portion is bent and has its main surface in contact with an inner side surface of the housing. | 2022-05-19 |
20220158224 | LITHIUM SECONDARY BATTERY INCLUDING ELECTROLYTE ADDITIVE FOR LITHIUM SECONDARY BATTERY - Disclosed herein is a lithium secondary battery including: a cathode; an anode; and an electrolyte interposed between the cathode and the anode, the electrolyte including at least one compound (A) represented by Formula 1 below and at least one compound (B) represented by Formula 2 below, and the lithium secondary battery having an operating voltage of 4.45 V or more: | 2022-05-19 |
20220158225 | SOLID ION CONDUCTOR, SOLID ELECTROLYTE AND ELECTROCHEMICAL CELL COMPRISING THE SAME, AND METHOD OF PREPARING THE SOLID ION CONDUCTOR - A solid ion conductor, a solid electrolyte and electrochemical device including the same, and a method of preparing the solid ion conductor are disclosed. The solid ion conductor includes a compound represented by Formula 1: | 2022-05-19 |
20220158226 | ALL-SOLID BATTERY AND METHOD OF PREPARING THE SAME - The all-solid battery includes: a cathode layer including a cathode active material layer, an anode layer, and a solid electrolyte layer that is disposed between the cathode layer and the anode layer and includes a solid electrolyte, wherein the anode layer includes a porous anode current collector; a first anode active material layer including a first metal and a carbonaceous anode active material disposed on the porous anode current collector; a conformal coating layer including a second metal disposed on the first anode active material layer, wherein the conformal coating layer of the anode layer is between the first anode active material layer and the solid electrolyte layer, and a surface roughness of the solid electrolyte layer, proximate to the conformal coating layer, is about 2 micrometers or less. | 2022-05-19 |
20220158227 | PRECURSOR COMPOSITION FOR SOLID ELECTROLYTE, AND METHOD FOR PRODUCING SECONDARY BATTERY - A precursor composition for a solid electrolyte is provided that is capable of achieving a high lithium ion conductivity even if the precursor composition is sintered at a temperature of 1000° C. or lower. The precursor composition for the solid electrolyte is a precursor composition for a garnet-type or garnet-like solid electrolyte containing Li, La, Zr, and M, wherein the M is one or more types of elements selected from Nb, Ta, and Sb, the compositional ratio of Li:La:Zr:M in the solid electrolyte is 7-x:3:2-x:x, a relationship of 02022-05-19 | |
20220158228 | PRECURSOR SOLUTION OF GARNET-TYPE SOLID ELECTROLYTE, METHOD FOR PRODUCING PRECURSOR SOLUTION OF GARNET-TYPE SOLID ELECTROLYTE, AND GARNET-TYPE SOLID ELECTROLYTE - A precursor solution of a garnet-type solid electrolyte is provided that is represented by the following compositional formula, and contains one type of solvent, and a lithium compound, a lanthanum compound, a zirconium compound, a gallium compound, and a neodymium compound, each of which has solubility in the solvent, wherein with respect to the stoichiometric composition of the following compositional formula, the amount of the lithium compound is 1.05 times or more and 1.30 times or less, and the amounts of the lanthanum compound, the zirconium compound, the gallium compound, and the neodymium compound are equal, (Li | 2022-05-19 |
20220158229 | OXIDE, METHOD OF PREPARING THE SAME, SOLID ELECTROLYTE INCLUDING THE OXIDE, AND ELECTROCHEMICAL DEVICE INCLUDING THE OXIDE - Provided are an oxide including a compound represented by Formula 1, a method of preparing the same, a solid electrolyte including the oxide, and an electrochemical device including the oxide: | 2022-05-19 |
20220158230 | SULFIDE SOLID ELECTROLYTE - A sulfide solid electrolyte may include lithium, phosphorus and sulfur, and the sulfide solid electrolyte may have a diffraction peak A at 2θ=25.2±0.5 deg and a diffraction peak B at 29.7±0.5 deg in powder X-ray diffraction using CuKα rays, and a crystallite diameter in a range of from 5 to 20 nm. | 2022-05-19 |
20220158231 | Solid-State Electrolytes Based on Lithium Halides for All-Solid-State Lithium-ion Battery Operating at Elevated Temperatures - The present disclosure relates to a manufacturing process of the solid-state glass-ceramic electrolytes, known in the art as antiperovskites. Specifically, the disclosure is focused on manufacturing of the solid-state electrolyte from the corresponding precursors directly on the active electrode surface of an electrochemical device, specifically anode or cathode of the lithium-ion or lithium metal batteries. | 2022-05-19 |
20220158232 | ELECTROLYTE AND FABRICATING METHOD THEREOF, AND LITHIUM BATTERY - An electrolyte and a fabricating method thereof, and a lithium battery are described. The fabricating method of the electrolyte has steps of: adding a PVDF-based polymer and a PMA-based polymer to a liquid electrolyte to form a mixture, wherein the liquid electrolyte comprises a lithium salt; heating the mixture to between 60 and 100° C. for more than 4 hours, so as to form a transparent solution; and cooling the transparent solution to form the electrolyte. The electrolyte is a gel-state electrolyte between −60 and 80° C., which is suitable for use as an electrolyte in a lithium battery. | 2022-05-19 |
20220158233 | POLYMER ELECTROLYTE AND METHOD OF PREPARING SAME - A polymer electrolyte includes an ionic liquid and a polymer matrix including a copolymer having a first repeating unit represented by Chemical Formula 1 and a second repeating unit represented by Chemical Formula 2 below: | 2022-05-19 |
20220158234 | Polymer Electrolyte and Method of Preparing Same - A polymer electrolyte includes a polymer matrix including a polymer having a repeating unit represented by the formula | 2022-05-19 |
20220158235 | LAYERED STRUCTURE FOR SOLID-STATE BATTERIES AND PROCESS OF FORMING THE SAME - A solid-state battery and process of forming the same is provided. The solid-state battery includes a first metal electrode. The solid-state battery includes a first mixed conductor disposed on the first metal electrode. The first mixed conductor includes a mixture of ionic and electronic conductors. The solid-state battery includes a pure ionic conductor disposed on the first mixed conductor. The solid-state battery includes a second metal electrode disposed on top of the pure ionic conductor. | 2022-05-19 |
20220158236 | SOLID ELECTROLYTE, ENERGY STORAGE DEVICE, AND METHOD FOR PRODUCING SOLID ELECTROLYTE - A plastic-crystal-based solid electrolyte with high ion conductivity and a power storage device using said solid electrolyte are provided. The plastic crystal includes two different types of anions selected from a group of various amide anions in which two hydrogen atoms of NH | 2022-05-19 |
20220158237 | MULTI-LAYER ELECTROLYTE ASSEMBLY FOR LITHIUM BATTERIES - The invention relates to an electrolyte arrangement for a cell having at least one anode ( | 2022-05-19 |
20220158238 | COMPOUND, AND LITHIUM SECONDARY BATTERY ELECTROLYTE AND LITHIUM SECONDARY BATTERY WHICH COMPRISE SAME - A compound according to an embodiment of the present disclosure is represented by Formula 1. An electrolyte for a lithium secondary battery according to an embodiment of the present disclosure may include the compound, and a lithium secondary battery according to an embodiment of the present disclosure may include the electrolyte. | 2022-05-19 |
20220158239 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A non-aqueous electrolyte secondary battery includes a positive electrode, a negative electrode, and an electrolyte solution. The negative electrode includes a negative electrode composite material layer. The negative electrode composite material layer includes a negative electrode active material and a carbon nanotube. The electrolyte solution includes a solvent, a supporting electrolyte, and a cationic surfactant. The cationic surfactant includes a quaternary ammonium salt. | 2022-05-19 |
20220158240 | BATTERY WITH SHEAR THICKENING, IMPACT RESISTANT ELECTROLYTES - A battery includes an anode, a cathode, and a porous separator having a surface and percolating pores providing a porosity of from 20% to 80%. A passively impact resistant composite electrolyte includes an electrolyte and electrically non-conducting particles that enable shear thickening. The particles can have a polydispersity index of no greater than 0.1, an average particle size in a range of from 50 nm to 1 um, and an absolute zeta potential of greater than ±40 mV. The shear thickening enabling particles can be from 10 wt. % to 40 wt. % of the total weight of the separator and shear thickening particles. Between 20-40 wt. % of the shear thickening enabling particles are located in the pores of the separator. | 2022-05-19 |
20220158241 | ELECTROLYTE SOLUTION AND METHOD FOR PRODUCING SULFATE SALT - A method for producing a compound of formula (1) R | 2022-05-19 |
20220158242 | ELECTROLYTE AND PREPARATION METHOD THEREOF AND LITHIUM ION BATTERY - An electrolyte and a preparation method thereof and a lithium ion battery, where the electrolyte comprises the following components in percentages by mass: 10-20% of a lithium salt, 0.2-7% of an additive composition and a balance of a solvent; among them, the additive composition comprises a boron-containing lithium salt compound and a sulfur-based compound represented by Formula 1, in which R | 2022-05-19 |