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746
results.
Updated on
21/08/2026 [07:19:00]
Results 650 to 675 of 746
Absstract of: EP4790773A1
This power storage device includes an electrode body and an exterior body that seals the electrode body. The electrode body includes a first end portion, a second end portion disposed apart from the first end portion, and an intermediate portion continuously extending between the first end portion and the second end portion. The exterior body includes an exterior film wrapping the intermediate portion, and a lid body disposed on the first end portion side and/or the second end portion side, the lid body having a bonding surface that is bonded to the exterior film. The outer periphery of the intermediate portion is smaller than the outer periphery of the bonding surface.
Absstract of: WO2025076374A1
Presently described are saccharide-derived hard carbon materials and methods of making the same. The described materials are useful as electrochemical anode materials for metal-ion batteries, in particular, sodium ion batteries, as compared to currently available materials.
Absstract of: EP4790160A1
0001 A nickel hydrogen secondary battery 2 includes an outer can 10 and an electrode group 22 housed in the outer can 10 together with an alkaline electrolyte solution. The electrode group 22 includes a positive electrode 24 and a negative electrode 26 overlapped with each other via a separator 28. The negative electrode 26 is a hydrogen storage alloy represented by a general formula: Ln<1-a>MgNi
Absstract of: EP4790024A1
A method for recovering metals from lithium ion battery waste include: an acid leaching step of leaching metals in battery powder obtained from lithium ion battery waste with an acid to obtain a metal-containing solution containing at least one metal ion of cobalt ions and nickel ions; an extraction step of extracting one of the metal ions from the metal-containing solution by solvent extraction to obtain a metal-concentrated solution; a crystallization step of crystallizing the metal ions in the metal-concentrated solution to obtain a metal salt and a crystallized solution; a liquid circulation step of returning and using at least a part of the crystallized solution to the extraction step and/or the crystallization step; and a liquid removing step of removing a part of the metal-concentrated solution without being subjected to the crystallization step, wherein the metal-concentrated solution after the extraction step comprises sodium ions.
Absstract of: EP4789776A1
Provided are a slit die head and a coating device that reduce thickness unevenness in a cross coating portion extending in a cross direction crossing a coating direction. A slit die head 20 configured to coat cross coating portions 71 and 74 extending in a cross direction B crossing a coating direction A by a coating liquid P discharged from a slit-shaped discharge port 24, the slit die head including: a storage portion 22 that is formed inside the slit die head 20 and stores the coating liquid P; and a roll 30 extending in the cross direction B, in which the roll 30 includes: a body portion 31 rotatably disposed in the storage portion 22; a cross groove 36 formed on a body surface 33 of the body portion 31 and extending in the cross direction B and having a shape corresponding to the cross coating portions 71 and 74; an introduction port 34 that is formed in the body surface 33 and introduces the coating liquid P stored in the storage portion 22; and a communication portion 35 communicating between the cross groove 36 and the introduction port 34.
Absstract of: WO2025073510A1
A leak detection device, in particular for controlling the tightness of an electric battery, for example a traction battery, of a motor car, comprising a reference structure (4) provided with a heat storage and release material (21) in the form of elements of the ball and/or foam type.
Absstract of: EP4790159A1
0001 The present invention provides a starting material for dry smelting, with which it is possible to efficiently produce a metal that contains a valuable metal, while suppressing the discharge amount of carbon dioxide. A starting material for dry smelting according to the present invention contains carbon (C) and at least one valuable metal selected from among nickel (Ni) and cobalt (Co), and has a C content of 25% by mass or less and C/(Ni + Co) of 2.5 or less. This starting material for dry smelting can be produced by a method which includes: a step for preparing a starting material that contains carbon and at least one valuable metal selected from among Ni and Co; a first classification step for subjecting the starting material to classification so as to divide the starting material into a coarse grain powder A<1> that contains the valuable metal and a fine grain powder A<2>; and a second classification step for subjecting the fine grain powder A<2> to classification so as to divide the fine grain powder into a coarse grain powder B<1> and a fine grain powder B<2>. Specifically, the coarse grain powder A<1> and the coarse grain powder B<1> are recovered so as to be used as a starting material for dry smelting.
Absstract of: EP4790811A2
0001 A battery pack according to the present disclosure includes a plurality of battery modules; and a pack case accommodating the plurality of battery modules, wherein the pack case includes a pack tray having an internal space in which the battery modules are received and an open top; and a pack cover covering the top of the pack tray, coupled to the pack tray and having a gas venting path embedded therein, the gas venting path communicating with each battery module.
Absstract of: WO2025074150A1
There is described a lid assembly (1) for a battery cell comprising: a base plate (4) configured to be coupled with a casing (2) of the battery cell internally defining an inner compartment (3) thereof, for closing this latter; an electrolyte injection hole (12) defined by a through hole (12a) obtained in the base plate (4) and configured for allowing the injection of electrolytic material in the inner compartment (3); a closure assembly (8) for closing the injection hole (12) and including a sealing plug or pin (10) for engaging the through hole (12a) so as to seal the injection hole (12) in a fluid-tight manner; the sealing plug (10) comprises a plurality of bumps (14) protruding therefrom and cooperating in fluid-tight contact with the through hole (12a).
Absstract of: WO2025075873A1
A system for powder coating is provided. The system includes a containment enclosure defining a proximal end and a distal end. The system includes a substrate including a surface to be coated with a powder coating. The substrate moves in a direction from the proximal end to the distal end of the containment enclosure. The system includes a first deposition unit disposed over the surface of the substrate. The first deposition unit is configured to deposit a first layer of the powder coating onto the substrate. The system includes a uniformity correction unit disposed over the surface of the substrate and disposed distally relative to the first deposition unit. The uniformity correction unit is configured to ensure uniformity in thickness and/or area mass loading of the powder coating on the substrate.
Absstract of: EP4790827A1
A battery module (100) includes a battery cell (110) and an accommodating body (200) that accommodates the battery cell (110). The accommodating body (200) includes a first metal portion (212) and a first fireproof portion (216) that is at least partially positioned between the first metal portion (212) and the battery cell (110).
Absstract of: WO2025073374A1
A storage system is provided for cordless power tool batteries. The storage system includes a handle frame unit and storage containers. The handle frame unit includes a body with major side surfaces that oppose one another, and that are connected by minor surfaces including a top surface from which a handle extends. The handle frame unit includes connectors located on respective ones of the major side surfaces, and the storage containers including matching connectors with which the connectors of the handle frame unit are configured to fit to connect the storage containers to the major side surfaces and thereby the handle frame unit. One or more of the storage containers are sized and contoured to receive one or more cordless power tool batteries. A storage compartment sized to fit in a storage container is also provided.
Absstract of: EP4790828A1
0001 A battery module (100) includes a battery cell (110) including a positive electrode tab (114) or a negative electrode tab (116), and an accommodating body (200) that accommodates the battery cell (110). The accommodating body (200) includes a first metal portion (212) and a first resin portion (214) that is at least partially positioned between the battery cell (110) and the first metal portion (212). The first resin portion (214) includes a second resin protrusion (214c) that protrudes toward a first voltage detection terminal (132) electrically connected to the positive electrode tab (114) or the negative electrode tab (116).
Absstract of: EP4790802A1
0001 A power storage device packaging material includes a substrate layer, a barrier layer, a bonding layer, and a sealant layer in this order. In the power storage device packaging material, the bonding layer is a thermal adhesive resin layer or an adhesive layer, and when the bonding layer is the thermal adhesive resin layer, a laminate of the thermal adhesive resin layer and the sealant layer has a hydrogen sulfide permeability coefficient of 1.1×10<-9> cc·mm/cm<2>·sec·cmHg or greater and less than 1.0×10<-8> cc.mm/cm<2>.sec.cmHg, and when the bonding layer is the adhesive layer, the sealant layer has a hydrogen sulfide permeability coefficient of 1.1×10<-9> cc·mm/cm<2>·sec·cmHg or greater and less than 1.0×10<-8> cc·mm/cm2·sec·cmHg.
Absstract of: EP4789867A2
Provided herein are processing apparatuses for producing high-quality films of sintered ceramics. The instant disclosure sets forth equipment and processes for making high quality, rapidly processed ceramic electrolyte films. These processes include high-throughput continuous sintering of oxides for use as electrolyte films. In certain processes, the film is not in contact with any surface as it sinters (i.e., during the sintering phase).Set forth herein are processes for making and using bilayers comprising a green body layer on a metal layer and bilayers comprising a sintered oxide layer on a metal layer. Set forth herein are processes for rapidly sintering thin bilayers comprising a green body layer on a metal layer in order to produce bilayers comprising a sintered oxide layer on a metal layer.
Absstract of: WO2025073295A1
The invention relates to a method of coupling a battery cell to a battery cell monitoring and control circuit, the method comprising steps of: providing a battery cell (10) comprising a multilayer structure, the multilayer structure comprising two electrode layers (11, 12) separated by a separating layer (17), and two conductive external faces (13, 14) extending parallel to the layers of the multilayer structure; providing a microcircuit (MC) comprising two connection pads (21, 22) formed respectively on opposite faces or on the same face of the microcircuit; inserting the microcircuit in a volume delimited by two planes including respectively the conductive external faces of the battery cell; forming a conductive link (25, 26) between each connection pad of the microcircuit and a respective conductive face of the battery cell.
Absstract of: WO2025073805A1
The invention relates to a process for the solid-state alkalinisation of a salt that comprises at least one transition metal and is deficient in an alkali metal, this process being characterised in that it comprises the following steps: a) mixing, in solid form, the salt that is deficient in (or does not comprise) an alkali metal with the corresponding alkali metal iodide, this iodide also being in solid form, to obtain a solid mixture; b) reacting the solid mixture to obtain molecular iodine and a salt of the alkali-metal-enriched transition metal; and, optionally, c) separating the molecular iodine from the solid mixture.
Absstract of: WO2025076121A1
According to one aspect, a method of flame arresting in an electrochemical energy storage module may include receiving one or more signals indicative of operation of a plurality of electrochemical cells; based on the one or more signals, determining an operating state of the plurality of electrochemical cells; and, according to a predetermined relationship between the operating state of the plurality of electrochemical cells and a flame risk in a shared vent in fluid communication with the plurality of electrochemical cells, controlling power to at least one fan to control movement of gas along the shared vent and toward an outlet region in fluid communication with the shared vent.
Absstract of: EP4791023A1
Provided is a vehicle, including a battery pack, where the battery pack includes a battery module, and the battery module includes an acquisition apparatus. The acquisition apparatus includes an acquisition chip and a transmitter. The acquisition chip is configured to electrically connect to at least one battery cell, one end of the transmitter is electrically connected to the acquisition chip, and the other end of the transmitter is configured to communicate with a receiver.
Absstract of: WO2025073388A1
In a thermal management system (1), comprising a temperature control circuit (2) of a battery-electric vehicle (3), in which temperature control medium can flow or is flowing, wherein the temperature control circuit (2) has at least one first sub-circuit (20) for controlling the temperature of a battery (30), such as a traction battery, at least one second sub-circuit (21) for controlling the temperature of at least one electronic component (31), and at least one third sub-circuit (22), comprising at least one main heat exchanger (32) which serves to absorb heat from ambient air and to give off heat to it and to transfer heat into the temperature control medium and out of it, and wherein the thermal management system (1) comprises at least one thermal management module (5), the thermal management module (5) comprises at least one plate-like flat supporting structural component (50) on which components (51, 52, 53, 54) for supplying temperature control medium and components (55, 56) for mass flow control can be arranged or are arranged or in which they are integrated, wherein fluid paths for fluidically connecting heat exchangers and/or heat sources and heat sinks of the sub-circuits (20, 21, 22, 23, 24, 25, 26) of the thermal management system (1) connected to the thermal management module (5) are formed within the at least one plate-like flat supporting structural component (50), wherein the thermal management module (5) is arranged in the area of or on the main heat exchang
Absstract of: WO2025073633A1
A laminating apparatus for laminating an electrochemical layer stack comprises: a movable first workpiece carrier for carrying a layer stack composed of individual substrates stacked on one another in a layer-like manner; a laminating press for applying pressure to the layer stack carried by the first workpiece carrier in such a way that the layer stack is pressed against the first workpiece carrier by means of the laminating press, in order to connect the substrates of the layer stack to form a laminate; and at least one holding-down device, in order to secure the layer stack against slipping. The laminating apparatus is configured to release the laminate by the holding-down device being removed from the laminate. To assist the release, the holding-down device has at least one fluid channel to which a pressurized fluid can be applied. A corresponding lamination method is also described.
Absstract of: EP4790792A1
Disclosed are a thermal management component (400), a battery (100) and an electric device. The thermal management component (400) comprises a plate body (10), wherein the plate body (10) encloses a heat exchange cavity (11) for circulation of a heat exchange medium; in the direction of length of the plate body (10), a plurality of supporting portions are provided in the heat exchange cavity (11) at intervals; and the heat exchange cavity (11) comprises a pair of inner walls which are oppositely arranged in the direction of thickness, and the ends of each supporting portion intersect and are connected to at least one inner wall of the heat exchange cavity (11) at an acute angle. The thermal management component (400), the battery (100) and the electric device provided in the embodiments can effectively prevent a casing from cracking.
Absstract of: EP4790023A1
0001 The present application provides a lithium fluoride, a preparation method therefor and use thereof, where a mass content of carbonate in the lithium fluoride is less than or equal to 1000 mg/kg; a D10 of the lithium fluoride is less than or equal to 10 µm, a D50 is less than or equal to 20 µm, and a bulk density ranges from 0.9 g/cm<3> to 1.2 g/cm<3>.
Absstract of: EP4790819A1
0001 A separator and a preparation method thereof are provided in the present disclosure, which relate to a field of lithium battery technology. The separator includes: a first isolation layer, configured to contact with a positive electrode sheet of the lithium battery; a third isolation layer, configured to contact with a negative electrode sheet of the lithium battery; and a second isolation layer, provided between the first isolation layer and the third isolation layer; where the first isolation layer includes a ceramic material, the second isolation layer includes a polymer layer material, and the third isolation layer includes a modified polymer composite layer material.
Nº publicación: EP4790767A1 12/08/2026
Applicant:
HUBEI HONGRUN HIGH TECH NEW MAT CO LTD [CN]
Hubei Hongrun High-Tech New Materials Co., Ltd.
Absstract of: EP4790767A1
The present application belongs to the field of nanomaterial technology, and provides an iron phosphate material and a preparation method therefor, a cathode material, a cathode sheet, and a secondary battery, wherein the iron phosphate material comprises iron phosphate particles, the iron phosphate particles have a ring structure, and the D50 particle size of the iron phosphate particles is less than 1 µm. The iron phosphate material of the present application can effectively reduce the energy consumption of a sanding process and improve the process efficiency when used as a precursor to prepare lithium iron phosphate.
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