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1356
results.
Updated on
03/05/2026 [07:29:00]
Results 325 to 350 of 1356
Absstract of: US20260121164A1
A battery pack assembly for an electric vehicle includes first and second opposed side supports each having a support surface, a coolant passage, and a port fluidly connected to the coolant passage, a first cooling/mounting connector coupled to the first side support and fluidly coupled to the port thereof, and a second cooling/mounting connector coupled to the second side support and fluidly coupled to the port thereof. The first and second cooling/mounting connectors are configured to receive and fluidly couple to a battery module to provide (i) a quick-connect for attachment of the battery module to the first and second side supports, and (ii) a fluid connection between the coolant passage and the battery module to enable coolant flow into or out of the battery module.
Absstract of: WO2026088679A1
A solid-state battery according to the present disclosure comprises: an electrode body containing a solid electrolyte; a metal container that accommodates the electrode body; an insulator that electrically insulates the electrode body and the metal container; and a thermally conductive insulator that electrically insulates the electrode body and the metal container and has a higher thermal conductivity than the insulator. The insulator is disposed on part of a facing surface of the metal container facing the electrode body. The thermally conductive insulator is disposed on a portion of the facing surface where the insulator is not disposed.
Absstract of: WO2026089204A1
According to the present disclosure, provided is a battery-protecting flame retardant sheet disposed inside or outside a battery assembly, the battery-protecting flame retardant sheet comprising: a flame retardant laminate including a plurality of base sheets, which include a flame retardant material and are stacked in a first direction, and adhesive members interposed between the plurality of base sheets; and a heat insulating member which includes a heat insulating material so as to suppress heat transfer, and which is disposed on at least one of two outermost surfaces of the flame retardant laminate in the first direction.
Absstract of: WO2026089170A1
A positive electrode layer for an all-solid-state battery includes a positive electrode current collector, and first and second positive electrode active material layer disposed on opposing surfaces of the positive electrode current collector. The first and second positive electrode active material layers include positive electrode active material particles. When straight lines perpendicular to the positive electrode current collector are drawn from the positive electrode current collector in a direction of the first and second positive electrode active material layers, an average number of positive electrode active material particles crossing each straight line is greater than 0 and less than or equal to 8. A ten-point average roughness of a surface roughness of the positive electrode layer is greater than 0 μm and less than 25.2 μm, or a maximum height of a surface roughness of the positive electrode layer is greater than 0 μm and less than 24.4 μm.
Absstract of: DE102024131231A1
Es wird ein Kraftfahrzeug (100) aufweisend eine ein Traktionsbatterie (1) vorgeschlagen, wobei das Kraftfahrzeug (100) einen Kühlkreislauf (2) zum Kühlen der Traktionsbatterie (1) aufweist, wobei der Kühlkreislauf (2) eine erste Gruppe (10) von Komponenten und eine zweite Gruppe (20) von Komponenten aufweist, wobei die erste Gruppe (10) in ersten Bereich des Kraftfahrzeugs (100), vorzugsweise im vorderen Bereich des Kraftfahrzeugs (100), angeordnet ist, wobei die zweite Gruppe (20) in einem zweiten Bereich des Kraftfahrzeug (100), welcher vom ersten Bereich räumlich beabstandet ist, insbesondere weiter hinten im Kraftfahrzeug (100), angeordnet und direkt an der Traktionsbatterie (1) angeschlossen ist, dadurch gekennzeichnet, dass das Kraftfahrzeug (100) dazu konfiguriert ist, beim Erkennen eines Unfalls, insbesondere eines Frontalunfalls, die erste Gruppe (10) von der zweiten Gruppe (20) zu trennen und einen Notbetrieb der Kühlung der Traktionsbatterie (1) mit lediglich der zweiten Gruppe (20) temporär aufrechtzuerhalten. Ferner wird ein Verfahren zum Betrieb eines Kraftfahrzeugs (100) vorgeschlagen.
Absstract of: WO2026089334A1
The present invention relates to a cell assembly comprising: a cell block which comprises a plurality of battery cells from which electrode leads originate; a bus bar frame which comprises a bus bar electrically connected to the electrode leads and which is coupled to the cell block; and at least one heat dissipation unit which is provided between the cell block and the bus bar frame and which comprises heat dissipation fins.
Absstract of: US20260121175A1
A secondary battery may include an electrode assembly including a first electrode plate having a first polarity, a separator, and a second electrode plate having a second polarity different from the first polarity and a case accommodating the electrode assembly, and the case may include a body frame with two open surfaces facing each other, a first case plate coupled to an edge of an open first surface of the body frame, and a second case plate coupled to an edge of an open second surface of the body frame facing the open first surface.
Absstract of: US20260121127A1
A substantially liquid solvent-free method of producing a bipolar battery pack, comprising: (a) providing a first set of multiple bipolar electrodes and at least one or multiple ion-permeable separator layers, wherein the bipolar electrode comprises (i) a current collector; (ii) a cathode layer (prepared using a solid-state method) disposed on a first primary surface; and (iii) an anode layer deposited on the opposing primary surface; (b) stacking the bipolar electrodes alternately with the separator layers for connecting the multiple bipolar electrodes in series to form a stack in such a manner that a separator is disposed between the anode layer of a bipolar electrode and the cathode layer of a neighboring bipolar electrode; (c) applying a pressure and/or heat to the stack to consolidate the stack for forming a battery module; and (d) optionally encasing the module with a protective housing to form a pack.
Absstract of: US20260121020A1
Rechargeable batteries, lithium-ion batteries, electrodes, and low-temperature electrolytes. The electrodes contain MXene, such as Ti3C2Tx where Ti3 denotes three layers of Ti, C2 denotes two layers of carbon interleaved with the three layers of Ti, and Tx denotes surface terminations of F, O, OH, and/or Cl. The batteries include the electrode as an anode. The low-temperature electrolytes are dipropyl ether (DPE)-based electrolytes that include an amount of dipropyl ether sufficient to remain in liquid form at extremely low temperatures. The batteries may include the DPE-based electrolyte.
Absstract of: US20260121174A1
The invention is about energy storage device “supercapbattery” which acts both like supercapacitor and battery. The supercapbattery consists of first electrode (cathode), second electrode (anode) and between electrolyte socked with and without separator. The supercapbattery consists of cathode electrode is based on composite of conducting polymer composite with transition metal sulfide. The second electrode (anode) which is the pyrolyzed composite of phytolith coated with conducting polymer. The electrolyte is the gel polyvinyl alcohol or separator socked ionic liquid or the inorganic salt in organic solvent. The supercapbattery is packed using adhesive polymer after the connection of electrodes are made. The supercapbattery offers lightweight ‘high power and energy’ storage that can save space and weight in wearable equipment used for the military and medical applications. The high power and energy densities in the SCB, the flexible structure allows for a more efficient and ergonomic design of the equipment with greater cost-effectiveness.
Absstract of: US20260116802A1
A disaster relief device is provided that integrates power generation, water purification, and communications into a single portable housing. The device includes a water treatment system having reusable pre-filters, multi-stage sediment filters, a reverse osmosis unit, and a UV sterilizer, together with a clean water storage tank mounted on a drawer for field servicing. An electrical subsystem incorporates a lithium iron phosphate battery pack in a fire-resistant enclosure, a charge controller, and a pure sine wave inverter. A hybrid solar array, including hinged and slide-out panels, provides rapid renewable power deployment, with guided cable carriers ensuring reliability. The housing is sealed to an IP66 rating, reinforced to function as a Faraday cage, and configured for transport with folding handles and airless wheels. Optional features include an integrated rainwater harvesting system, modular interconnection of multiple units for scaling capacity, and a satellite communications bracket for emergency connectivity.
Absstract of: WO2026089112A1
The present invention relates to an adhesive composition, an all-solid-state battery, and a method for manufacturing an all-solid-state battery and, more specifically, comprises a first compound and a second compound, wherein the first compound includes at least one first side chain, the second compound includes at least one second side chain, and the first and second side chains are ionically bonded to each other by heat treatment.
Absstract of: WO2026088762A1
A secondary battery according to the present invention comprises: an electrode body in which a positive electrode and a negative electrode are wound with a separator (13) interposed therebetween; and an exterior can that accommodates the electrode body. The secondary battery is characterized in that the separator (13) is disposed on the outermost periphery of the electrode body and includes a base material layer (50) and a surface layer (52) disposed on the base material layer (50), the surface layer (52) includes a resin material that forms protrusions (58) on a surface of the surface layer (52), and in the separator (13), if a region located on the outermost periphery of the electrode body is a first region (54), and a region located on the inner peripheral side of the electrode body with respect to the first region (54) and at a position facing the positive electrode and the negative electrode is a second region (56), on the surface on the surface layer (52) side of the separator (13), the area ratio occupied by the area of the protrusions (58) in the first region (54) is larger than the area ratio occupied by the area of the protrusions (58) in the second region (56).
Absstract of: WO2026088275A1
With regard to this secondary battery that uses a solid electrolyte, the present disclosure provides a means capable of suppressing an increase in internal resistance in a case where the confining pressure of the secondary battery is low. The present disclosure relates to a secondary battery comprising a power generation element having: a positive electrode active material layer containing a positive electrode active material; a negative electrode active material layer containing a negative electrode active material; and a solid electrolyte layer interposed between the positive electrode active material layer and the negative electrode active material layer. In the secondary battery, at least one of the positive electrode active material layer, the solid electrolyte layer, and the negative electrode active material layer includes an electrolyte composite of: a first inorganic solid electrolyte; a polymer solid electrolyte containing an ion conductive polymer and an alkali metal salt; and a second inorganic solid electrolyte.
Absstract of: WO2026089292A1
The present specification relates to a sulfide-based solid electrolyte compound and a lithium secondary battery comprising same, and, more specifically, to a method for improving the atmospheric stability and electrochemical stability of a sulfide-based solid electrolyte having an argyrodite-type crystal structure.
Absstract of: US20260121150A1
A system for enhancing cold start discharge power of a multi-cell rechargeable energy storage system (RESS) having battery cells connected in electrically parallel battery modules includes a cooling subsystem. The subsystem has a main coolant loop circulating coolant, multiple coolant branches arranged in parallel, and flow-valve(s) regulating and distributing coolant from the main loop across the branches. At least some coolant branches receive portions of the coolant from the main loop to adjust temperature of corresponding individual battery modules. An electronic controller detects when RESS temperature is at or below a predetermined value and increases temperature of coolant in the main coolant loop above the predetermined value via a heater. The controller also selects battery module(s) and identifies coolant branch(s) associated therewith. The controller further shuts off coolant flow into coolant branches of non-selected battery module(s) to exclusively heat selected battery module(s) and enhance RESS cold start discharge power.
Absstract of: WO2026089408A1
A battery management system and a battery management method are provided. The battery management system comprises: a master monitoring circuit provided to monitor the pack state of a battery pack; and a slave monitoring circuit provided to monitor the module states of a plurality of battery modules included in the battery pack. The master monitoring circuit is configured to check a communication state between the master monitoring circuit and the slave monitoring circuit. The master monitoring circuit is configured to diagnose the battery pack on the basis of pack state information indicating the pack state when the checked communication state is a state in which communication is impossible.
Absstract of: US20260121040A1
The present disclosure relates to a positive electrode active material and a lithium secondary battery including the same, and more particularly, to a positive electrode active material and a lithium secondary battery including the same, in which electrochemical characteristics and stability are improved by removing lithium-containing impurities present on the surface of a lithium composite oxide without a washing process.
Absstract of: US20260121254A1
Disclosed is a secondary battery. According to one aspect of the present disclosure, the secondary battery comprises an electrode assembly in which a first electrode, a second electrode, and a separator are wound, each of the first electrode and the second electrode comprises an active material-coated portion on which an active material is coated and an active material-uncoated portion on which the active material is not coated, and the active material-uncoated portion comprises a plurality of flaps arranged in a winding direction and bent, wherein the active material-uncoated portion is provided with a cutting line that cuts a part of a portion in which each flap is bent.
Absstract of: US20260116781A1
An active material for a lithium secondary battery according to exemplary embodiments may have a peak ratio index (S) of 100 to 500, as defined by Equation 1 below:S=A/BEquation1(wherein A denotes the maximum peak intensity in the 4.2 V to 4.3 V region of the differential capacity (dQ/dV) discharge graph, and B denotes the peak intensity at 4.5 V in the dQ/dV discharge graph). Therefore, the cathode active material may exhibit excellent structural stability and may provide a secondary battery with improved cycle life characteristics.
Absstract of: US20260121032A1
0000 A battery electrode composition includes a population of (nano)composite particles. Each of the (nano)composite particles includes silicon (Si) and carbon (C). The population is characterized by a distribution of adjusted mass fractions of the Si in the (nano)composite particles. The adjusted mass fraction W of the Si in a respective one of the (nano)composite particles is given by: W=w− w (Formula 2), where w is a mass fraction of the Si in the respective one of the (nano)composite particles and w is a mean of the mass fractions of the Si in the (nano)composite particles of the population. In some implementations, a standard deviation of the distribution is 0.12 or less. Related battery electrodes, lithium-ion batteries, and methods of making are also disclosed.
Absstract of: WO2026089179A1
Provided is a battery cell formation process simulation system for efficiently educating a new worker about an actual formation process facility without affecting the operation of the actual formation process facility. The battery cell formation process simulation system comprises: a server in which basic information and education information about an education facility, which is a battery cell formation facility to be trained, are stored and information about a worker participating in training is stored; a terminal for providing education information to the worker participating in training; an input interface provided in the terminal so that the information on the worker participating in training is input; and an education content selection logic for constructing a training curriculum to be provided to the terminal on the basis of the input information about the worker.
Absstract of: WO2026089427A1
The present invention relates to a technology associated to a dry electrode, which is an electrode manufactured by a drying method and, more specifically, to an electrode composition with a new constitution for manufacturing a dry electrode, a dry electrode formed using the electrode composition, a secondary battery comprising the dry electrode, and a dry electrode manufacturing method and apparatus using the electrode composition, wherein the omission of a process essential in the prior art in order to manufacture an electrode without a solvent by a dry method can not only simplify the manufacturing process but also provide a dry electrode with superior quality.
Absstract of: WO2026089310A1
A cathode active material for a lithium secondary battery according to the present invention may satisfy the following Equation 1. Equation 1 5.63 ≤ I(018)*I(104)/I(110)*I(012) ≤ 6.13 In Equation 1, I(018), I(104), I(110), and I(012) denote peak intensities corresponding to each plane in the cathode active material and are values measured by X-ray diffraction (XRD).
Nº publicación: WO2026089321A1 30/04/2026
Applicant:
LG ENERGY SOLUTION LTD [KR]
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Absstract of: WO2026089321A1
According to the present disclosure, an apparatus for manufacturing a battery cell may be provided, the apparatus comprising: a moving unit provided to transport a battery cell including a cell tab on which a barcode is displayed; and a recognition device which is disposed to face the movement path of the battery cell transported by the moving unit and provided to recognize the barcode, wherein the recognition device includes a guide unit provided to prevent the cell tab from bending by spraying air toward the cell tab.
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