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1168
resultados
Última actualización
01/11/2026 [07:23:00]
Resultados 1025 a 1050 de 1168
Resumen de: WO2026221313A1
The present invention relates to a battery pack comprising: at least one battery assembly including a plurality of battery cells; a pack case for accommodating the battery assembly; and a first cooling member in which a cooling medium flows and the inner surface of which is provided with a protrusion configured to protrude toward the battery assembly.
Resumen de: WO2026220375A1
: Silicon-containing anode-active materials with sulfonamide-functional-group electrolyte solvents. An electrochemical energy-storage cell includes an anode, a cathode, a porous separator disposed between the anode and the cathode, a container, and an electrolyte. The anode includes a current collector and an anode-active material in electrical communication with the current collector, wherein the anode-active material comprises silicon. The electrolyte is in contact with the anode- active material and the cathode and permeates the porous separator, and includes an alkali-metal salt and a solvent system comprising at least one solvent, wherein at least one solvent comprises a sulfonamide functional group. In some embodiments, the solvent system comprises at least one carbonate solvent and N,N-dimethyl sulfamoyl fluoride (DMSF). In some embodiments, the electrolyte forms a stabilized interphase on the anode, wherein the stabilized interphase comprises inorganic species including LiF.
Resumen de: US20260331565A1
0000 A method of preparing a solid electrolyte (SE) material is disclosed. SE material particles, a solvent, and milling balls are provided such that the SE material particles and the milling balls are completely submerged in the solvent. The SE particles comprise a sulfide-containing material. The solvent is selected from the group consisting of isopropyl sulfide, dimethyl trithiocarbonate, undercane, hexadecane, octanethiol, undecanethiol, hexadecanethiol, and mixtures thereof. The SE material particles are ball milled such that at least part of the SE material particles break down into smaller particles. While performing the ball milling, the SE material particles and the milled particles are completely submerged in the solvent. The milled SE material particles are then separated from the solvent and dried.
Resumen de: US20260331635A1
0000 Embodiments of the present disclosure provide a heat exchange assembly, a battery apparatus, and an electric apparatus. The battery apparatus includes a casing, a heat exchange assembly, and a plurality of battery cells. The plurality of battery cells are disposed within the casing. The heat exchange assembly includes at least two heat exchange members, where at least one heat exchange member is configured as a flexible member, and at least one heat exchange member is configured as a rigid member. The flexible member and the rigid member are stacked to form at least one medium flow channel. The at least one medium flow channel is configured to conduct a heat exchange medium, where the heat exchange medium is configured to exchange heat with the plurality of battery cells. At least one of the flexible member and the rigid member includes an anti-corrosion layer.
Resumen de: WO2026218719A1
An oxyhalide solid-state electrolyte and a preparation method therefor, a solid-state battery cell, a battery device, and an electric device. The general formula of the oxyhalide solid-state electrolyte is LiaAlmXnYbOc, wherein X includes a trivalent metal element other than Al, Y includes a halogen, 0
Resumen de: WO2026218247A1
The present application discloses a thermal insulation assembly, a battery device, and an electric device. The battery device comprises a plurality of battery cells and thermal insulation assemblies; the plurality of battery cells are sequentially arranged; and each thermal insulation assembly is sandwiched between two battery cells in the arrangement direction of the two battery cells. Each thermal insulation assembly comprises an outer insulating layer, fire-resistant layers and a middle thermal insulation layer, the fire-resistant layers and the middle thermal insulation layer are stacked in the arrangement direction, and the outer insulating layer encloses the fire-resistant layers and the middle thermal insulation layer. Each thermal insulation assembly comprises an outer insulating layer, fire-resistant layers and a middle thermal insulation layer, the fire-resistant layers and the middle thermal insulation layer are stacked in the arrangement direction, and the outer insulating layer encloses the fire-resistant layers and the middle thermal insulation layer, so that the outer insulating layer can provide insulation protection for battery cells on two sides; in addition, the fire-resistant layers and the middle thermal insulation layer are enclosed by the outer insulating layer, so that the fire-resistant layers and the middle thermal insulation layer can mitigate the impact on adjacent battery cells when thermal runaway protection of a battery cell fails, thereby reduc
Resumen de: DE102025115014A1
Vorrichtung (1) zur Abtrennung von mindestens zwei separierbaren Batteriemodulen (4, 5, 6, 7) einer Batterie (2) eines Fahrzeugs (3) im Falle eines Batteriebrandes, umfassend die mindestens zwei separierbaren Batteriemodule (4, 5, 6, 7) der Batterie (2), die entlang einer Führung (8) beweglich gelagert sind, eine Erkennungseinheit (9) zur Detektion eines thermischen Ereignisses in einem Batteriemodul (4, 5, 6, 7), eine Auswurfeinrichtung (12), die geeignet ist, mindestens eines der Batteriemodule (4, 5, 6, 7) durch eine seitliche Öffnung (13) aus dem Fahrzeug (3) zu schleudern, eine Fahrzeugstruktur (16) mit einer durchstoßbaren Ausstoßzone (14), die im Falle der Aktivierung der Auswurfeinrichtung (12) nachgibt, und eine Steuerungseinheit (11) zur Ansteuerung der Auswurfeinrichtung (12) in Abhängigkeit eines detektierten Batteriebrandereignisses.
Resumen de: WO2026219096A1
Provided are an end cover assembly, an energy-storage apparatus, and a power-consuming device. A second mounting hole of an upper insulating member is in communication with a first mounting hole of an end cover. A first mounting recess surrounds the second mounting hole. A press ring is mounted in the first mounting recess, and a first surface of the press ring and a bottom wall surface of the first mounting recess cooperatively define a first exhaust passage. A distance between a second end and a first end of the first exhaust passage is less than or equal to a length of the first exhaust passage. A peripheral side surface of the press ring and a side wall surface of the first mounting recess cooperatively define a second exhaust passage. A third mounting hole of the press ring is in communication with the second mounting hole and the first end.
Resumen de: WO2026218731A1
A battery apparatus (1000), an electric device (2000), and a connecting tube (20). The battery apparatus (1000) comprises: battery cells (200); a plurality of heat exchange plates (10), wherein each heat exchange plate (10) fits against one side surface of the corresponding battery cell (200) so as to exchange heat with the battery cell (200), and each heat exchange plate (10) is provided with a connecting member (11); and connecting tubes (20), wherein each connecting tube (20) is located between two adjacent heat exchange plates (10), and end portions of the connecting tubes (20) are configured to be connected to the connecting members (11); in the height direction of the battery apparatus (1000), the maximum size of each connecting tube (20) is X1; and in the length direction of the heat exchange plates (10), the maximum size of each connecting tube (20) is Y1, and X1 is greater than Y1.
Resumen de: US20260331512A1
The present invention relates to a secondary battery, particularly an electrode for a lithium-sulfur battery, a manufacturing method thereof, and a secondary battery comprising the same, particularly a lithium-sulfur battery, and more specifically, the electrode for a secondary battery, particularly for a lithium-sulfur battery, of the present invention includes a cationic nanocellulose binder surface-modified with a cationic functional group, thereby increasing the specific surface area where the cationic nanocellulose binder contacts the conductive material and the active material, which can simultaneously improve the adhesion within the electrode and the adhesion between the electrode and the current collector, and by inducing 3-dimensional growth of lithium sulfide, it can suppress the shuttle effect of lithium polysulfides and passivation of the electrode, and increase the loading amount of the active material and the specific capacity of the battery.
Resumen de: US20260331730A1
An electrode and a secondary battery including the electrode. The electrode includes a substrate, a first composite layer comprising an active material and disposed on a part of one surface of the substrate, and a first colored insulating layer having a color different from the substrate and covers each end portion of the first composite layer.
Resumen de: AU2025253958A1
An electrical connector (100) for the high voltage electrical connection (106) of electrical cables (104) to a battery pack (102) can be selectively configured to align the electrical cables (104) in multiple directions. The electrical connector (100) includes a box frame (126) mountable to the battery pack (102) and having one or more frame faces (170) with an access opening (180) therein that accesses a terminal receiving cavity (128) of the box frame (126). A cable receiving housing (124) is attachable to the frame face (170) and configured to align and direct the electrical cables (106) to the terminal receiving cavity (128). A cover plate (136) may be used to cover the access opening (180) in the others frame faces (170).
Resumen de: US20260328852A1
Methods and systems for determining a status of an electrochemical energy storage device is provided. An impedance profile of an electrochemical energy storage device is determined using an Electrochemical Impedance Spectroscopy (EIS) device. The determined impedance profile is compared with a predetermined impedance profile. A status of the electrochemical energy storage device is determined based on the comparison.
Resumen de: WO2026218709A1
A battery cell (100), comprising a casing (10), an electrode assembly (20), and a terminal post assembly (30). The casing (10) has an accommodating cavity (11) and comprises a first wall (12). The electrode assembly (20) comprises an electrode sheet body (21) and a tab (22) connected to the electrode sheet body (21). The terminal post assembly (30) comprises a terminal post body (31), a first insulating member (33), and an adapter structure (34), wherein the adapter structure (34) is disposed on the first wall (12), the terminal post body (31) is disposed on the adapter structure (34), and the first insulating member (33) is disposed on the adapter structure (34) and isolates the adapter structure (34) from the terminal post body (31). The adapter structure (34) comprises an adapter top surface (3401) that is exposed and faces away from the accommodating cavity (11). The first insulating member (33) comprises a circumferential surface (331) that surrounds the terminal post body (31) and is connected to the adapter top surface (3401), the circumferential surface (331) at least partially extending from the adapter top surface (3401) in a first direction X1.
Resumen de: WO2026221051A1
Provided are: a blade type battery comprising a lid body structure that is simple with a small number of components and is capable of surely preventing leakage of an electrolytic solution and ingress of moisture or the like from the outside; and a manufacturing method therefor. A sealed blade-type battery 17 includes a lid body 1 provided so as to close an opening of a battery container 16. The lid body 1 comprises: a terminal member 2 corresponding to a positive electrode and a negative electrode; a sealing plate 3 having an attachment hole 5 for attaching the terminal member 2; and a sealing material 4 for attaching the terminal member 2 to the attachment hole 5 of the sealing plate 3 and sealing the terminal member. The sealing material 4 contains a polyarylene sulfide resin as a thermoplastic resin and contains an acrylic ester. The terminal member 2 has a hydroxyl group-containing coating film on the outer peripheral surface thereof. The sealing plate has a hydroxyl group-containing coating film on an inner wall surface of the attachment hole. The terminal member 2 is sealed in the attachment hole 5 of the sealing plate 3 with the sealing material 4 interposed therebetween.
Resumen de: WO2026220642A1
Provided are: active material particles (101); a carbon layer (102) covering at least a portion of surfaces of the active material particles; and at least one type of ceramic particles (103) containing oxygen. At least a portion of the ceramic particles is in contact with one of the carbon layer and the active material particles. By coating positive electrode active material particles with the carbon layer, electrical conductivity of the composite particles can be improved. The ceramic particles are in contact with at least one of the carbon layer and the positive electrode active material particles (101), and therefore, the effect of promoting the insertion and desorption of conductive ions into and from the active material particles can be improved. This makes it possible to reduce resistance of a secondary battery in which the composite particles are used in an electrode.
Resumen de: WO2026220935A1
A positive electrode 5 for a non-aqueous electrolyte battery according to the present disclosure comprises: a positive electrode active material that contains a layered oxide; and industrial lignin. The industrial lignin includes, e.g., lignin sulfonate. The content ratio of the industrial lignin to the total of the positive electrode active material, an electroconductive assistant, a binder, and the industrial lignin is, e.g., within the range of 0.1-6.0 mass%.
Resumen de: WO2026218224A1
A battery system, the battery system comprising a first battery pack and a second battery pack, wherein the first battery pack comprises a plurality of first battery cells, and the second battery pack comprises a plurality of second battery cells; chemical systems of the first battery cells and the second battery cells are different, and an equivalent charging rate of the first battery cells within 10% SOC-80% SOC is greater than an equivalent charging rate of the second battery cells within 10% SOC-80% SOC; the first battery pack and the second battery pack can independently provide a voltage to a load. The battery system achieves quick charging for the battery cells, and also enables any one of the battery packs to provide redundancy for the other battery pack, thereby maximizing performance advantages of power supply devices in various scenarios.
Resumen de: WO2026221160A1
The present invention relates to a secondary battery electrode, a secondary battery comprising same, and a method for manufacturing same. More specifically, the present invention relates to a secondary battery electrode coated with an organic active material, a secondary battery comprising same, and a method for manufacturing same.
Resumen de: WO2026221926A1
The present inventions relate to methods, systems, apparatuses, controllers, software, and composition of matter associated with forming electrodes. The electrodes are formed by a controlled electrode conditioning process such as a buffering process, cleaning process, and/or buffer exchange process. Such electrode formation enables optimized charge carrier uptake, uniform formation of passivation layer, uniform charge distribution, and/or electrochemical stabilization, before electrode integration into an electrochemical cell. Such electrode formation allows for regulation of electrolyte composition, charge carrier diffusion, active material passivation, process automation, and/or environmental control, promoting consistent electrode performance and scalability for high-throughput manufacturing.
Resumen de: WO2026221824A1
Herein discussed is an electrochemical device comprising an anode, a cathode, and an electrolyte, wherein the cathode comprises lithium manganese iron phosphate (LiFexMn1-xPO4, LMFP), or lithium iron phosphate (LiFePO4, LFP), or Lithium Manganese Oxide (LixMnyOz, LMO), or Lithium Nickel Oxide (LNO), or Lithium Nickel Manganese Oxide (LNMO), Lithium-and-Manganese-Rich (Li1+x(NiaMnbCoc)1-xO2), (Li2MnO3)x(LiNiaMnbCocO2)(1-x), LMR), or combinations thereof, wherein the anode comprises artificial graphite or synthetic graphite or natural graphite or hard carbon, wherein the anode comprises no more than 10 wt% of silicon, wherein the anode comprises no more than 10 wt% of lithium metal, wherein the electrolyte comprises a solvent and a salt, wherein the salt is substantially dissolved in the solvent, wherein the solvent comprises a linear carbonate of no less than 30 wt% based on the electrolyte weight, and wherein the solvent comprises a sulfonamide.
Resumen de: WO2026219172A1
The present invention relates to the field of cross-linked silicon-based negative electrode binders, and relates to a cross-linked silicon-based negative electrode binder and a preparation method therefor. The technical problem solved by the present invention is to provide a cross-linked silicon-based negative electrode binder having high adhesion. The binder comprises a polyurethane binder and a polyacrylic acid binder. In the present invention, an isocyanate is blocked by using a blocking agent, so that the properties of the isocyanate are stable during storage and transportation. During high-temperature thermal treatment, the blocking agent can be removed, and the exposed isocyanate undergoes a thermal cross-linking reaction with an active functional group in the polyacrylic acid binder to form a spatial network structure, thereby enhancing the bonding strength between a coating and a foil. The bonding form of chemical bonds ameliorates the problem of compatibility of different mixed systems, achieving superior softening and tackifying effects. In addition, the dense network structure formed by high-temperature cross-linking has multi-dimensional bonding sites, effectively improves interfacial bonding, and inhibits full-charge rebound of an electrode plate. The introduced polyurethane segments have excellent electrolyte affinity and wettability, thereby effectively enhancing ionic conduction, and reducing the DCR of a battery cell.
Resumen de: WO2026218705A1
A battery cell, a battery apparatus, and an electric device, relating to the technical field of batteries. The battery cell comprises: a positive electrode sheet, wherein the positive electrode sheet comprises a positive electrode current collector and a positive electrode film layer arranged on at least one side surface of the positive electrode current collector, the positive electrode film layer comprises a positive electrode active material, and the positive electrode active material comprises a lithium-containing phosphate; a negative electrode sheet, wherein the negative electrode sheet comprises a negative electrode current collector and a negative electrode film layer arranged on at least one side surface of the negative electrode current collector, the negative electrode film layer comprises a negative electrode active material, the negative electrode active material comprises a silicon-based material, and the negative electrode film layer has a single-sided areal density of 100 mg/1540.25 mm2 to 200 mg/1540.25 mm2; and a separator, wherein the separator is arranged between the positive electrode sheet and the negative electrode sheet, and the air permeability G of the separator satisfies: 75 s≤G≤210 s. The battery can achieve relatively high energy density, relatively good fast charging performance, and relatively high reliability simultaneously.
Resumen de: WO2026218227A1
The present application relates to the technical field of batteries, and specifically relates to a battery system and an electric apparatus. The battery system of the present application comprises a first battery pack and a second battery pack, wherein the first battery pack comprises a plurality of first battery cells, the second battery pack comprises a plurality of second battery cells, the first battery cells and the second battery cells are of different chemical systems, and the volumetric energy density VED1 of the first battery cells and the volumetric energy density VED2 of the second battery cells satisfy: VED2>VED1; and the first battery pack and the second battery pack can independently provide a voltage to a load. The battery system provided in the present application may have good endurance performance across multiple application scenarios.
Nº publicación: WO2026219393A1 22/10/2026
Solicitante:
BTR NEW MAT GROUP CO LTD [CN]
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Resumen de: WO2026219393A1
The present application relates to the technical field of battery negative electrode materials. The present application discloses a negative electrode material and a secondary battery. The negative electrode material comprises a porous material and an active substance, wherein the active substance is at least partially distributed in pores of the porous material, and the active substance comprises a silicon material; the atomic percentage of Si at n depths is obtained by using X-ray photoelectron spectroscopy (XPS) in combination with argon ion sputtering to etch the negative electrode material, wherein the atomic percentage of Si on the surface of the negative electrode material and the atomic percentage of Si at the n depths satisfy: formula (I), wherein γ≤0.4. The negative electrode material according to embodiments of the present application has good overall performance.
BOPI
Sede Electrónica
