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885
resultados
Última actualización
24/04/2026 [07:20:00]
Resultados 125 a 150 de 885
Resumen de: WO2026080140A1
The present technology relates generally to an anode for a lithium-ion battery, lithium-ion batteries including the anode, and methods of making the anode. The anode includes bismuth oxide, carbon black, and carboxymethyl cellulose.
Resumen de: US20260106358A1
A cap assembly including a cap plate, a terminal plate joined to an opening in the cap plate, and an insulator between the cap plate and the terminal plate, wherein the terminal plate includes a current collector portion electrically connectable to an electrode assembly, and an electrode terminal portion continuously connected to the current collector portion in a longitudinal direction of the terminal plate.
Resumen de: DE102024129210A1
Die vorliegende Erfindung betrifft ein Verfahren und eine Vorrichtung zum Demontieren und Recyceln eines Batteriespeichers, der eine Anordnung von zylindrischen Batteriezellen umfasst, deren Längsachsen parallel zueinander angeordnet sind, wobei die Batteriezellen in ein Matrixmaterial eingebettet sind. Das Verfahren umfasst dabei ein Freilegen der oberen und unteren Stirnseiten der Batteriezellen und ein Herauspressen der Batteriezellen aus dem Batteriespeicher durch Bewegen mindestens eines Stempels in Richtung der Längsachsen, so dass die Batteriezellen aus dem Matrixmaterial gelöst werden. Ferner ist ein Stempel mit mindestens einer Patrize ausgebildet und eingerichtet, die Batteriezellen in Richtung der Längsachsen aus dem Batteriespeicher herauszudrücken.
Resumen de: WO2026078779A1
The present invention is a battery cell structure, the structure comprising: a battery cell configured by stacking a positive electrode layer, a negative electrode layer, a solid electrolyte layer, a positive electrode current collector, and a negative electrode current collector; a frame member having a frame shape in a plan view from the stacking direction and accommodating the battery cell inside; and a first elastic body fixed to an inner side surface of the frame member and holding the battery cell, wherein the frame member is provided with a positive electrode terminal connected to the positive electrode current collector and a negative electrode terminal connected to the negative electrode current collector.
Resumen de: US20260106244A1
A battery processing method for processing a lithium-ion battery including a positive electrode material and a negative electrode material and configured by laminating the positive electrode material and the negative electrode material in a lamination direction. The battery processing method includes: a structure change step of charging/discharging the lithium-ion battery to cause a structure change of a surface of a negative electrode active material; and a lithium deposition step of charging/discharging the lithium-ion battery to deposit lithium on the negative electrode material.
Resumen de: US20260106239A1
A battery processing method for processing a lithium-ion battery 1 including a positive electrode material 31 and a negative electrode material 35 and configured by laminating the positive electrode material 31 and the negative electrode material 35 in a lamination direction A includes a lithium deposition step S2 of charging the lithium-ion battery 1 by increasing a pressing force in the lamination direction A on at least a part thereof in comparison with a remaining portion to deposit lithium on the negative electrode material 35.
Resumen de: US20260106229A1
A solid-state ultrasonic battery structure capable of removing lithium dendrites, comprising two ultrasonic solid electrolytes, each internally provided with an ultrasonic electrode body, and a separation assembly connected to the two ultrasonic solid electrolytes; wherein the separation assembly drives the two ultrasonic solid electrolytes into close contact or separates them, and when in the separated state, a separation gap is formed between the two ultrasonic solid electrolytes.
Resumen de: WO2026076640A1
The present application relates to the technical field of batteries, and specifically relates to a secondary battery, a manufacturing method therefor, and an electrical apparatus. The secondary battery comprises a positive electrode film layer; the positive electrode film layer comprises a positive electrode active material and an additive; the additive comprises a first organic matter; the first organic matter comprises a first functional group; and the first functional group comprises any one or more of a primary amino group, a secondary amino group, a tertiary amino group, a quaternary amino group, a nitrogen-nitrogen double bond, a carbon-nitrogen double bond, and a carbon-carbon double bond. The design method provided in the present application is conducive to improving the cycle life of a battery.
Resumen de: DE102024129811A1
Die Erfindung betrifft eine Stromversorgungseinrichtung (200) zur Stromversorgung eines elektrisch betriebenen Fahrzeugs mittels eines Batteriepacks (110), insbesondere eines Flurförderzeugs. Die Stromversorgungseinrichtung umfasst eine analoge Stromversorgungsschaltung (220), die an eine Batteriespannung (111) des Batteriepacks anschließbar ist, und einen Steuereingang (224) zum Erhalt eines Steuersignals (224a) umfasst, sowie einen Spannungsversorgungsausgang (222) und einen Hilfsspannungsausgang 223 zum Bereitstellen der Batteriespannung basierend auf dem Steuersignal. Die Stromversorgungseinrichtung umfasst einen Spannungswandler (210) mit einem Wandlereingang (211), der an den Spannungsversorgungsausgang der analogen Stromversorgungsschaltung (220) angeschlossen ist; und einem Wandlerausgang (213). Der Spannungswandler ist ausgebildet, die an dem Wandlereingang anliegende Batteriespannung in eine Versorgungsspannung (214) zu wandeln und zur Stromversorgung der Batteriekomponenten an dem Wandlerausgang bereitzustellen. Die analoge Stromversorgungsschaltung ist ausgebildet, bei einer durch das Steuersignal angezeigten kritischen Tiefenentladung des Batteriepacks die Batteriespannung an den Spannungsversorgungsausgängen (222) und (223) nicht mehr bereitzustellen, um das Batteriepack vor weiterer Entladung zu schützen.
Resumen de: WO2026079744A1
A battery cell assembly related to one embodiment of the present invention comprises: a plurality of battery cells; a cell frame provided to accommodate the plurality of battery cells therein; a main busbar which is mounted on the cell frame and electrically connected to the plurality of battery cells; a wire member electrically connecting the main busbar and the plurality of battery cells; and a potting part provided to surround some areas of the wire member and the main busbar, wherein the main busbar includes a terminal connection part to which the wire member is coupled, and a raised part extending from the terminal connection part so as to have a height higher than the filled height of the potting part.
Resumen de: US20260106252A1
An electricity storage module includes a bipolar electrode having a positive-electrode active material provided on a first surface of a current collector foil and a negative-electrode active material provided on a second surface of the current collector foil, an electrode laminated body having a plurality of the bipolar electrodes laminated therein, and a sealing portion made of a resin. The sealing portion is provided in a peripheral edge portion of the current collector foil and seals a place between the bipolar electrodes adjacent to each other in the lamination direction of the electrode laminated body. The sealing portion has a depressed portion that provides a gap between the peripheral edge portions of the current collector foils adjacent to each other in the lamination direction.
Resumen de: US20260106245A1
The battery processing method for processing the lithium-ion battery including a positive electrode material and a negative electrode material includes a lithium deposition step of charging the lithium-ion battery while cooling a part thereof to deposit lithium on the negative electrode material.
Resumen de: US20260106253A1
The battery processing method for processing the lithium-ion battery including a positive electrode material and a negative electrode material includes a first lithium deposition step of depositing lithium on the negative electrode material by performing pulse charging while cooling the lithium-ion battery.
Resumen de: US20260106301A1
A battery cell has an outer shell that encloses an interior space. Battery cell elements are arranged in the interior space. At least one fastening element is fastened to the outer shell, by way of which a temperature sensor is fastened in a form-fitting manner and is thermally connected to the outer shell.
Resumen de: US20260103390A1
A battery processing method for processing a lithium-ion battery including a positive electrode material and a negative electrode material includes: a lithium deposition step of charging the lithium-ion battery to deposit lithium on the negative electrode material; and a lithium collection step of collecting lithium from the negative electrode material.
Resumen de: US20260106157A1
A method for manufacturing a conductive composite material involves ionizing carbon-based particles to have a first charge and polymer particles to have a second charge opposite to the first charge. The carbon-based particles are dispersed in a first solvent with an anionic surfactant, and the polymer particles are dispersed in a second solvent with a cationic surfactant. The method includes mixing the dispersions, separating the composite product, and drying it. The conductive composite material comprises carbon-based particles and polymer particles forming chemical bonds, with the carbon-based particles surface-modified by the first surfactant and the polymer particles by the second surfactant. The material is used in a positive electrode for lithium secondary batteries, where the conductive composite material and the positive electrode active material are coated by a dry process. The carbon-based particles include carbon nanomaterials, and the polymer particles include fluoropolymers or acrylonitrile-based polymers.
Resumen de: WO2026076692A1
A positive electrode material, a sodium-ion secondary battery, and an electronic device. The chemical general formula of the positive electrode material is NaxNiaMncO2, and the positive electrode material has a hollow structure; the inner surface of the hollow structure satisfies 1≤c/a≤1.61, and 0.5≤x/(a+c)≤1; and the outer surface of the hollow structure satisfies 0.91≤c/a≤1.1, and 1.05≤x/(a+c)≤1.6. By regulating the contents of the three elements Na, Mn and Ni in the positive electrode material on the inner surface and the outer surface of the hollow structure, the sodium-ion secondary battery containing the positive electrode material can exhibit high capacity characteristics and good high-temperature cycle stability and kinetic performance.
Resumen de: WO2026079907A1
According to one embodiment of the present invention, provided are a positive electrode active material, a method for manufacturing same, and a lithium secondary battery comprising same, the positive electrode active material comprising: a core comprising a lithium-rich manganese-based oxide in which the molar ratio of lithium to transition metals excluding lithium is more than 1 and the molar content of manganese in the transition metals is 50 mol % or more; and a surface layer positioned on the surface of the core and comprising a compound in which Li/Me (where Me is a metal excluding Li) is less than 1 on a molar basis, wherein the core has a structure in which a layered structure and a rock-salt structure are mixed, and the surface layer has an olivine structure or an amorphous structure.
Resumen de: DE102025105317A1
Die Erfindung betrifft ein Verfahren zur Herstellung eines Batterietroges (2) für die Aufnahme einer Energieversorgungseinheit, insbesondere mindestens eines Lithium-Ionen-Batteriemoduls, für eine mobile Arbeitsmaschine, insbesondere ein Flurförderzeug, wobei der Batterietrog (2) zumindest teilweise mit einem Ballastmaterial (3) verfüllt wird, wobei der Batterietrog (2) eine Außenhülle (6) mit einer Außenwandung (5) aufweist, wobei in den Batterietrog (2) in einem Befüllvorgang das Ballastmaterial (3) eingefüllt wird. Das Ballastmaterial (3) wird während des Befüllvorgangs mit einem Verbundstoff (15) besprüht.
Resumen de: US20260103776A1
A battery processing method for processing a lithium-ion battery including a positive electrode material, a negative electrode material, and an electrolytic solution and configured by laminating the positive electrode material and the negative electrode material in a lamination direction, the battery processing method includes: a gas generation step of generating gas in the lithium-ion battery; and a lithium deposition step of charging the lithium-ion battery by increasing a pressing force in the lamination direction on at least a part thereof in comparison with a remaining portion to deposit lithium on the negative electrode material.
Resumen de: WO2026077184A1
The present application provides a battery, and the battery comprises a casing and a jelly roll arranged inside of the casing. The casing comprises a casing wall and a casing bottom, as well as an opening opposite to the casing bottom. A plurality of casing bottom protruding strips are arranged on an inner side of the casing bottom. The casing bottom is directly electrically connected to the jelly roll by means of the plurality of casing bottom protruding strips. The center of the casing bottom is further provided with a counterbore and a liquid injection hole located within the counterbore, and the liquid injection hole is provided with a straight cylinder wall extending from the casing bottom. According to the present application, the jelly roll is directly electrically connected to the casing bottom portion of the casing, so that a negative electrode current collecting disc is eliminated, thereby reducing the number of components, simplifying steps of a welding process and steps of an assembly process, reducing costs, and improving production efficiency. In addition, the electrical path is shortened and the internal resistance of a battery cell is reduced, thereby improving the power performance of the battery cell. The liquid injection bore in the present application has a straight cylinder wall extending from the casing bottom, so that the sealing effect is improved.
Resumen de: WO2026079728A1
According to one aspect of the present invention, provided are a thin-film separator and a preparation method thereof, the thin-film separator capable of improving resistance characteristics and suppressing a decrease in lifespan due to Li electrodeposition caused by repeated charging and discharging. The separator according to an aspect of the present invention may have the advantage of implementing an electrical resistance value of 1 Ω or less, for example, 0.4 Ω or less, while having a thickness of 8 µm or less. To this end, according to one aspect of the present invention, provided are a separator having a controlled minimum pore size in a polymer substrate, and a preparation method thereof.
Resumen de: WO2026078357A1
Provided is a particulate active electrode material having a D50 particle diameter of at least 250 nm, comprising: particles of an oxide comprising Nb, the particles comprising at least a partial coating formed of a coating material; wherein the coating material is selected from: metal oxides, metal sulfates, metal phosphates, metalloid oxides, metalloid sulfates, and metalloid phosphates.
Resumen de: WO2026079765A1
The present invention relates to a separator prepared by a dry process and an electrochemical device comprising same A separator according to an aspect of the present invention is prepared by a dry process, and a battery to which the separator is applied exhibits the advantage of implementing a low resistance value and thereby implementing high output characteristics.
Nº publicación: WO2026079583A1 16/04/2026
Solicitante:
LG ENERGY SOLUTION LTD [KR]
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Resumen de: WO2026079583A1
The system and method for managing batteries can allocate unique identification information to each of a plurality of batteries through a single hard-wired line even when a higher battery capacity is required for a vehicle, and thus can reduce manufacturing costs.
BOPI
Sede Electrónica
