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659
resultados
Última actualización
03/08/2026 [08:20:00]
Resultados 100 a 125 de 659
Resumen de: WO2026160512A1
Various embodiments of the present invention relate to a notching device in which a fixing pin positioned on an upper die is fastened to a position-fixing member, thereby minimizing assembly errors when replacing a cutter for cutting an electrode tab during a secondary battery manufacturing process, and also allowing the cutter to be replaced easily.
Resumen de: DE102026124398A1
Die Erfindung betrifft ein Verfahren zum elektrischen Verbinden elektrischer Polkontakte (P) von Einzelzellen (3). Erfindungsgemäß ist vorgesehen, dass die elektrisch zu verschaltenden Einzelzellen (3) zur Bildung eines Zellblockes (2) mit ihren Flachseiten (3.3) aneinander angeordnet werden, der Zellblock (2) in einer Spannvorrichtung (1) mit einer parallel zur Längsachse des Zellblockes (2) verlaufenden Drehachse (D) fixiert wird, auf den Polkontakten (P) einer ersten Schmalseite (3.1) benachbarter Einzelzellen (3) des Zellblockes (2) Zellverbinder (5) angeordnet werden, auf dem jeweiligen Zellverbinder (5) mittig zwischen zwei Schweißpositionen ein Niederhalter (7) zum Anpressen des Zellverbinders (5) an die Polkontakte (P) benachbarter Einzelzellen (3) angeordnet wird und der Zellverbinder (5) mit den Polkontakten (P) benachbarter Einzelzellen (3) verschweißt wird, wobei anschließend der in der Spannvorrichtung (1) fixierte Zellblock (2) mittels der Spannvorrichtung (1) um 180° um die Drehachse (D) gedreht wird, und die Polkontakte (P) einer zweiten Schmalseite (3.2) der Einzelzellen (3) durch Anordnung von Zellverbindern (5), welche durch die Niederhalter (7) an die Polkontakte (P) gepresst und darauffolgend verschweißt werden. Weiterhin betrifft die Erfindung einen elektrischen Energiespeicher.
Resumen de: WO2026160652A1
Disclosed are a battery module, and a battery pack and a vehicle each including same. A battery module according to an embodiment of the present disclosure comprises: a plurality of battery cells each having an electrode lead; a module case in which the plurality of battery cells are accommodated; and a busbar member coupled to the plurality of battery cells, wherein the busbar member has an electrical connection portion formed therein.
Resumen de: WO2026158708A1
Provided in the present application are coke, a negative electrode material and a battery. The coke has pores, the specific surface area of the coke is S m2/g, and the tap density of the coke is T g/cm3; the coke is tested by means of Raman mapping, and after fitting, an obtained test spectrum has a first carbon characteristic peak at 1200±10cm-1 with a peak area of I1, a second carbon characteristic peak within the range of 1350cm-1-1380cm-1 with a peak area of I2, a third carbon characteristic peak within the range of 1460cm-1-1530cm-1 with a peak area of I3, and a fourth carbon characteristic peak at 1580cm-1±10cm-1 with a peak area of I4, wherein R=I1/(I1+I2+13+I4); and the coke meets 90≤T/(S×R)^5+R^3≤1000.
Resumen de: WO2026159743A1
The present invention relates to an electrode material. Specifically, the present invention relates to a MoO3-x-COF material. More specifically, the present invention relates to a MoO3-x -Tp Azo COF nanocomposite material for lithium-ion battery applications as an anode. Further, the present invention relates to a process for the preparation of MoO3-x-COF material. Also, the MoO3-x -COF material is synthesized by a mechanochemical process which is simple, cost- effective, energy-efficient, environmentally friendly, and scalable, making it suitable for large- scale production.
Resumen de: DE102025102868A1
Ein Verfahren zum Verschweißen eines ersten Bauteils eines Stromspeichers mit einem zweiten Bauteil des Stromspeichers, umfasst die Schritte: Anordnen des ersten Bauteils und des zweiten Bauteils, so dass das erste Bauteil und das zweite Bauteil zumindest teilweise überlappen und einen Überlappungsbereich bilden; Ausrichten eines Lasers auf zumindest einen Bereich des Überlappungsbereichs, wobei der Laser einen inneren Kernlaser und einen äußeren Ringlaser aufweist, wobei der innere Kernlaser innerhalb des äußeren Ringlasers angeordnet ist; und Verschweißen des ersten Bauteils mit dem zweiten Bauteil in zumindest einem Bereich des Überlappungsbereichs unter Verwendung des Lasers. Weiterhin wird ein Stromspeicher beschrieben, der unter Verwendung des erfindungsgemäßen Verfahrens herstellbar ist.
Resumen de: DE102025103173A1
Die Erfindung betrifft ein mehrschichtig aufgebautes Folienelement (10) zum Abdecken zumindest einer Gehäuseöffnung eines Batteriegehäuses für eine Traktionsbatterie (22) eines zumindest teilweise elektrisch angetriebenen Kraftfahrzeugs (32), aufweisend eine zumindest bereichsweise transparente Foliendeckschicht (12), die in einer vorgesehenen Einbaulage des Folienelements (10) an dem Batteriegehäuse, in der die zumindest eine Gehäuseöffnung durch das Folienelement (10) zumindest bereichsweise abgedeckt ist, eine Außenfläche (16) bereitstellt, die von einem Innenraum des Batteriegehäuses abgewandt ist, wobei zumindest ein graphisches Element (20) in die Foliendeckschicht (12) integriert und in der vorgesehenen Einbaulage durch die Außenfläche (16) für eine Umgebung des Batteriegehäuses bereitgestellt ist.
Resumen de: DE102025103287A1
Offenbart ist ein Puffertank zum Entgasen von viskosen Mischungen für die Elektrodenfertigung, insbesondere für eine Energiespeichervorrichtung, wobei das Verhältnis zwischen der Höhe h der Puffertankkammer zum Durchmesser d der Puffertankkammer h/d kleiner 1 ist. Ebenso offenbart ist ein Verfahren zum Herstellen einer Elektrodenschicht für Energiespeichervorrichtung für ein Kraftfahrzeug.
Resumen de: WO2026160701A1
The present invention provides a battery cell and an insulator applied thereto, and a battery pack and a vehicle comprising same, the battery cell comprising: a battery can having a side wall member, a bottom member connected to one end of the side wall member in the axial direction, and an opening provided at the other end of the side wall member in the axial direction; an electrode assembly, which is accommodated through the opening of the battery can, and in which a first electrode, a second electrode and a separator interposed therebetween are wound around a winding axis; a cap for covering the opening of the battery can; and an insulator, which is interposed between one end of the electrode assembly in the winding axis direction and the bottom member, has a central hole formed in a central axis direction, and includes at least one central hole extension part that is recessed in the central axis direction in a region of the outer circumference of the central hole and extends in a radial direction.
Resumen de: WO2026160700A1
The present invention provides a battery cell, an insulator applied thereto, and a battery pack and a vehicle comprising same. The battery cell comprises: a battery can having a side wall member, a bottom member connected to one end of the side wall member in the axial direction, and an opening provided at the other end of the side wall member in the axial direction; an electrode assembly accommodated through the opening of the battery can and having a first electrode, a second electrode, and a separator therebetween, which are wound around a winding axis; an insulator arranged between one end of the electrode assembly in the winding axis direction and the bottom member, having a central hole formed along the central axis direction, and including a central hole expansion part formed in a region closer to the central hole than the outer circumferential surface in the central axis direction with respect to the radial direction; and a cap covering the opening of the battery can.
Resumen de: WO2026156608A1
Disclosed are a prelithiation composite layer, a preparation method therefor, a prelithiation method, a prelithiated negative electrode sheet resulting from said method, a secondary battery preparation method, and a prepared secondary battery. The prelithiation composite layer of the present invention comprises an interfacial layer and a prelithiation layer arranged in a stacked configuration, wherein the interfacial layer comprises interfacial particles, the interfacial particles are a lithium intercalation material and/or a conductive agent, the lithium intercalation material is selected from at least one of artificial graphite, natural graphite, hard carbon, a silicon-carbon material, a silicon oxide material, lithium titanate, tin, and a tin-copper alloy, and the conductive agent is selected from at least one of conductive carbon black, acetylene black, Ketjenblack, carbon fiber, graphene, and carbon nanotubes; the prelithiation layer comprises lithium metal and/or a lithium alloy. An interfacial layer of the prelithiation composite layer of the present invention is in contact with a negative electrode active material layer to prevent a prelithiation layer from adhering to a surface of a negative electrode sheet, thereby preventing deterioration of electrochemical performance caused by side reactions of the prelithiation layer.
Resumen de: WO2026160746A1
A battery assembly according to an embodiment of the present invention may comprise: a plurality of battery cells that form multiple cell units; and a housing including a plurality of unit frames configured to accommodate the cell units, respectively.
Resumen de: WO2026160703A1
A battery cell according to an embodiment of the present invention comprises: an electrode assembly in which a first electrode, a second electrode, and a separator interposed therebetween are wound around a winding axis to define a core and an outer circumferential surface, wherein the first electrode comprises a first uncoated portion along which no active material layer is coated in the winding direction; a housing which comprises an open portion on one side, is configured to receive the electrode assembly through the open portion, and comprises a closed portion located on the opposite side of the open portion and having a through-hole formed through at least a portion thereof; and a current collector which is coupled to one end of the electrode assembly, has the same polarity as the first electrode, and is exposed to the outside through the through-hole.
Resumen de: WO2026156820A1
A pouch battery cell (100), a battery device (200), and an electric device (1000). The pouch battery cell (100) comprises a casing (10), an electrode assembly (20), and a gas storage structure (30). Both the electrode assembly (20) and the gas storage structure (30) are accommodated in the casing (10). In a thickness direction of the pouch battery cell (100), an accommodating gap (12) is defined between the electrode assembly (20) and the casing (10). The gas storage structure (30) is accommodated in the accommodating gap (12). At least a portion of the gas storage structure (30) is a hydrogen storage metal.
Resumen de: DE102025102806A1
Die Offenbarung betrifft eine Zellkontaktiersystem (1) für einen elektrischen Energiespeicher (2) mit einer Vielzahl an Speicherzellen (4), welche in einer ersten Richtung (6) und in einer zweiten Richtung (8) gestapelt sind, und einer Mehrzahl an Zellverbindern (10), welche jeweils eine Anzahl der Speicherzellen (4) in der ersten Richtung (6) und in der zweiten Richtung (8) miteinander verbindet, wobei eine Anzahl (p) der jeweils mit einem Zellverbinder (10) parallel geschalteten Speicherzellen (4) kleiner ist als eine Anzahl der in der zweiten Richtung (8) gestapelten Speicherzellen (4)., sowie einen elektrischen Energiespeicher (2) für ein Elektrofahrzeug mit einer Vielzahl an Speicherzellen (4), welche über ein offenbarungsgemäßes Zellkontaktiersystem (1) miteinander verbunden sind,
Resumen de: DE102025103265A1
Beschichtungseinrichtung (1) für eine Vorrichtung für die Herstellung von Elektroden für Hochvoltspeicher, insbesondere für Kraftfahrzeuge, welche Beschichtungseinrichtung (1) dazu ausgebildet ist, ein Beschichtungsmaterial (2), insbesondere ein Aktivmaterial und/oder Bindermaterial umfassendes Beschichtungsmaterial (2), auf eine Trägerfolie (3) aufzubringen, wobei wenigstens ein einen Fließweg des Beschichtungsmaterials (2) begrenzender Oberflächenabschnitt (10) der Beschichtungseinrichtung (1) durch ein Gecko-Effekt-Material (11) gebildet ist.
Resumen de: WO2026157608A1
The present application provides a lithium-ion battery, comprising a positive electrode, a negative electrode and a non-aqueous electrolyte. The negative electrode comprises a negative electrode material layer. The non-aqueous electrolyte comprises a non-aqueous organic solvent, an electrolyte salt and an additive; the additive comprises a first additive; the first additive comprises a compound represented by structural formula 1 and/or a compound represented by structural formula 2; and a second additive comprises a fluorobenzene compound and/or a cycloalkane compound. Structural formula 1 Structural formula 2. The lithium-ion battery satisfies the following conditions: 3≤formula (3)≤60, 0.005≤a≤1, 0.1≤b≤10, and 10≤φ≤40.
Resumen de: WO2026157972A1
Provided are a lithium-ion battery and an electrical device. The battery comprises a positive electrode sheet, a negative electrode sheet and an electrolyte; a positive electrode active material of the positive electrode sheet comprises a lithium-containing transition metal oxide, and the lithium-containing transition metal oxide comprises Ni, wherein the molar amount of Ni accounts for 90% or more of the total molar amount of transition metal elements in the lithium-containing transition metal oxide; the specific surface area of the positive electrode sheet is 0.6m2/g-3m2/g; the electrolyte comprises an electrolyte salt, and the electrolyte salt comprises lithium bis(fluorosulfonyl)imide.
Resumen de: US20260221604A1
0000 A flexible printed circuit board module is a flexible printed circuit board module attachable to a battery including a plurality of cells, including: a flexible printed circuit board; a plurality of bus bars; and a case, in which the flexible printed circuit board includes a line, the plurality of bus bars is electrically connected to the line, the flexible printed circuit board and the plurality of bus bars are attached to the case, and the flexible printed circuit board is disposed between the battery and the case.
Resumen de: US20260221424A1
0000 A method of manufacturing a cathode electrode for a battery that cycles lithium ions includes contacting a cathode active material with a precursor solution including a polyamic acid in a polar solvent to form a reaction mixture, stirring the reaction mixture for a sufficient duration to deposit a precursor layer including the polyamic acid on surfaces of the cathode active material and form an intermediate product, separating the intermediate product from the polar solvent, and heating the intermediate product at a reaction temperature sufficient to initiate a thermal imidization reaction and transform the polyamic acid in the precursor layer to a polyimide layer on the surfaces of the cathode active material. The cathode active material includes a lithium and manganese-containing oxide having an upper cutoff potential of greater than or equal to 4.4 Volts versus Li<+>/Li.
Resumen de: US20260221532A1
0000 A battery cell includes C cathode electrodes including a cathode active material layer arranged on a cathode current collector, A anode electrodes including an anode active material layer arranged on an anode current collector, and S separators, where C, A, and S are integers. In some examples, at least one of the C cathode electrodes and the A anode electrodes includes a negative temperature coefficient (NTC) material. In other examples, a resistive heating layer is arranged adjacent to at least one of the C cathode electrodes and the A anode electrodes and includes a layer including a negative temperature coefficient (NTC) material arranged on an electrode. The NTC material is selected from a group consisting of a metal oxide with a spinel structure, nickel-chromium (Ni-Cr) oxide, a copper-nickel (Cu-Ni) oxide ceramic including a metal oxide, and combinations thereof.
Resumen de: WO2026157456A1
A lithium-ion secondary battery and a manufacturing method therefor, an assembly and an electric device. The lithium-ion secondary battery comprises a positive electrode sheet and an electrolyte; the positive electrode sheet comprises a positive electrode active layer, the positive electrode active layer comprises a positive electrode active material, the positive electrode active material comprises a lithium composite metal oxide material, and the lithium composite metal oxide material comprises non-agglomerated primary particles; the electrolyte comprises polycyclic sulfate.
Resumen de: WO2026157605A1
A non-aqueous electrolyte and a secondary battery. The non-aqueous electrolyte comprises a non-aqueous organic solvent, an electrolyte salt and an additive, wherein the additive comprises a first additive and a second additive, the first additive comprises a compound as represented by structural formula 1 and/or a compound as represented by structural formula 2, and the second additive comprises a C2-C4 cyclic sulfonate. The non-aqueous electrolyte satisfies the following conditions: 0.001≤a≤1, 0.01≤b≤1, and 7≤σ≤12, wherein a is the mass percentage content of the first additive in the non-aqueous electrolyte, with the unit thereof being %; b is the mass percentage content of the second additive in the non-aqueous electrolyte, with the unit thereof being %; and σ is the conductivity of the non-aqueous electrolyte at 25°C, with the unit thereof being mS/cm.
Resumen de: WO2026160795A1
The present invention relates to an electrode assembly, a secondary battery, and an electrode assembly manufacturing method. The electrode assembly according to one aspect of the present invention comprises: a plurality of separators stacked in one direction; a first electrode and a second electrode alternately disposed between the plurality of separators with one separator interposed therebetween; a first electrode tab coupled to the first electrode; and a second electrode tab coupled to the second electrode, wherein ends of the plurality of separators are bent. According to the technical solution of the present invention, shorting between the first electrode and the second electrode can be prevented.
Nº publicación: WO2026157329A1 30/07/2026
Solicitante:
CONTEMPORARY AMPEREX TECH CO LIMITED [CN]
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Resumen de: WO2026157329A1
A secondary battery and a preparation method therefor, and an electric device. The secondary battery comprises a positive electrode sheet, which positive electrode sheet comprises a positive-electrode current collector and a positive-electrode film layer which is located on at least one side of the positive-electrode current collector and comprises a positive-electrode material, wherein the positive-electrode material comprises a substrate and a coating material located on at least part of the surface of the substrate, the coating material comprising a first electrolyte material and a conductive material, and at least part of the coating material being amorphous on the surface of the substrate.
BOPI
Sede Electrónica
