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1626
resultados
Última actualización
10/03/2026 [07:11:00]
Resultados 275 a 300 de 1626
Resumen de: US20260062311A1
A method for preparing a positive electrode material and an energy storage battery are provided. The method includes: preparing an Fe-MOF, including: dispersing a first iron source in a solvent, adding the cyanamide organic ligands into the solvent to perform reflux reaction to obtain a reaction solution, and performing cooling, filtering, and cleaning on the reaction solution to obtain the Fe-MOF; grinding and blending the Fe-MOF with a second iron source, a lithium source, and a phosphorus source to obtain a premix; and performing a sintering treatment on the premix under an atmosphere of an inert gas to obtain a composite lithium iron phosphate positive electrode material. The composite lithium iron phosphate positive electrode material includes lithium iron phosphate particles and carbon nanotubes, the lithium iron phosphate particles are attached to a surface of the carbon nanotubes, and there is iron wrapped by each of the carbon nanotubes.
Resumen de: US20260062304A1
Exemplary lithium carbonate (Li2CO3) particles may comprise at least 98% by weight (wt %) lithium carbonate. Exemplary lithium carbonate (Li2CO3) particles may have a Dv (50) between 0.08 μm and 0.43 μm. Exemplary lithium carbonate (Li2CO3) particles may have a Dn (50) between 0.015 μm and 0.5 μm. Exemplary lithium carbonate (Li2CO3) particles may have a BET surface area between 10 m2/g and 25 m2/g. Exemplary batteries may comprise a cathode, an anode, a separator sheet, and a non-aqueous electrolyte. Exemplary cathodes may have a cathode active material layer including a cathode active material and a plurality of lithium carbonate (Li2CO3) particles.
Resumen de: WO2026045352A1
The present application relates to the technical field of batteries, and provides a fixture, a battery production device, an electrode assembly, a shaping method therefor, and a battery. The fixture comprises a first clamping plate, a second clamping plate, and a packaging film. The second clamping plate and the first clamping plate are stacked. The side surface of the first clamping plate facing the second clamping plate is provided with a placement recess; the side surface of the second clamping plate facing the first clamping plate is provided with a mounting recess; the placement recess is configured to place the electrode assembly; and at least part of the first clamping plate is located in the mounting recess. The packaging film covers the first clamping plate and the second clamping plate. During isostatic pressing, the mounting recess limits the first clamping plate, restricting relative movement between the first clamping plate and the second clamping plate, and the placement recess limits the electrode assembly, restricting relative movement between the electrode assembly and the first clamping plate, thereby improving the stability of the fixture and the electrode assembly during the isostatic pressing, and thus enhancing the densification effect on the electrode assembly.
Resumen de: WO2026045382A1
Provided in the embodiments of the present disclosure are a heat exchange assembly, a battery apparatus, an electric device, and an energy storage device. The battery apparatus comprises a case assembly, a battery cell assembly, and a heat exchange assembly. The interior of the case assembly has a first accommodating cavity. The battery cell assembly is disposed in the first accommodating cavity. The heat exchange assembly is used for exchanging heat with the battery cell assembly. The heat exchange assembly comprises a heat exchange layer and a temperature equalization layer, and the heat exchange layer uniformly exchanges heat with the battery cell assembly by means of the temperature equalization layer. In the battery apparatus provided in the embodiments of the present disclosure, the heat exchange assembly is configured to comprise the heat exchange layer and the temperature equalization layer, and the heat exchange layer uniformly exchanges heat with the battery cell assembly by means of the temperature equalization layer. That is, a heat exchange medium in a medium flow channel of the heat exchange layer may first exchange heat with the temperature equalization layer, and the temperature equalization layer equalizes heat and then exchanges heat with the battery apparatus. In this way, differences in temperature between different regions of the battery apparatus can be adjusted to a certain extent, thereby improving the thermal management performance and temperature uni
Resumen de: WO2026045386A1
The embodiments of the present disclosure provide a heat exchange unit, a battery apparatus, an electric device, and an energy storage device. The battery apparatus comprises a casing assembly, a battery cell assembly, a heat exchange unit, and an adjustment assembly. The casing assembly is internally provided with a first accommodating cavity. The battery cell assembly is disposed within the first accommodating cavity. The heat exchange unit is configured for exchanging heat with the battery cell assembly. The heat exchange unit comprises a flexible heat exchange unit, wherein the flexible heat exchange unit is provided with at least one flexible flow channel portion, and the flexible flow channel portion forms a heat exchange flow channel. The adjustment assembly presses the flexible flow channel portion so as to adjust a flow channel cross-sectional area of the at least one heat exchange flow channel.
Resumen de: WO2026049036A1
Problem To provide a rapid-charging battery unit for use in an electric motorcycle, other electric light vehicles, and an electric robot, and an indoor installable charging station capable of charging the rapid-charging battery unit. Solution The rapid-charging battery unit comprises: a battery case inside which a plurality of rechargeable sheet-shaped battery cells is arranged side by side and sealed with positive and negative terminals thereof being connected in series/parallel by conductive busbars; and a plate-shaped heat absorption/dissipation means made of copper, aluminum, or graphite resin that is positioned to have heat absorption sections arranged in parallel and inserted in a layered configuration between the outer surfaces of the battery cells in a region on the charging side of each battery cell and/or arranged in parallel at the outer surfaces of the outermost battery cells, and a heat dissipation section connected to the edges of the heat absorption sections and exposed to the outside.
Resumen de: WO2026049034A1
A solid electrolyte according to one aspect of the present invention contains a lithium element, a phosphorus element, a silicon element, a sulfur element, and a halogen element, and has a crystal structure, in which the molar ratio (Si/(P+Si)) of the content of the silicon element to the total content of the phosphorus element and the silicon element is 0.25-0.85 inclusive, the molar ratio (X/(P+Si)) of the content of the halogen element to the total content of the phosphorus element and the silicon element is 0.35 or more, and the halogen element does not contain a chlorine element, or the halogen element contains the chlorine element and the molar ratio (Cl/(P+Si)) of the content of the chlorine element to the total content of the phosphorus element and the silicon element is 0.30 or less.
Resumen de: WO2026049033A1
A solid electrolyte according to one aspect of the present invention contains, as constituent elements, lithium, phosphorus, silicon, sulfur, and X, with X being bromine and iodine, wherein: the molar ratio (Si/(P+Si)) of the content of silicon to the total content of phosphorus and silicon is 0.10-0.50; the molar ratio (X/(P+Si)) of the content of X to the total content of phosphorus and silicon is 0.40-0.80; and the molar ratio (Br/(P+Si)) of the content of bromine to the total content of phosphorus and silicon is 0.22-0.47.
Resumen de: WO2026049031A1
A solid electrolyte according to one aspect of the present invention comprises elemental lithium, elemental phosphorus, elemental silicon, elemental sulfur, and a halogen element, wherein the halogen element includes at least one of elemental bromine and elemental iodine, and expression (1), expression (2A), and expression (3) are satisfied. In expression (1), expression (2A), and expression (3), P, Si, S, and X are the mole-based content of the elemental phosphorus, the elemental silicon, the elemental sulfur, and the halogen element, respectively, in the solid electrolyte. Expression (1): 0.25≤Si/(P+Si)≤0.45 Expression (2A): 3.75≤S/(P+Si)≤4.03 Expression (3): 0.40≤X/(P+Si)
Resumen de: WO2026049539A1
An electrode notching apparatus for manufacturing a secondary battery, according to one embodiment of the present invention, comprises: a lower die on which an electrode sheet is placed to support the electrode sheet; and a notching unit for notching the electrode sheet and processing the same into a form including an electrode tab, wherein the lower die includes a plurality of suction holes for holding the electrode sheet such that the electrode sheet placed on the upper surface of the lower die is spread flat, and the plurality of suction holes are arranged to hold both edges in the horizontal direction and/or the vertical direction of the electrode sheet placed on the upper surface of the lower die.
Resumen de: WO2026049537A1
A lithium manganese iron phosphate (LMFP) cathode active material for a lithium secondary battery and a manufacturing method therefor are disclosed. The cathode active material according to the present invention comprises LMFP represented by LiMnaFebPO4 (a + b = 1, a > 0, b > 0), and satisfies relational expression 1. Relational expression 1 0.40 ≤ CS(101)/D50(WM) ≤ 0.48 In relational expression 1, CS(101) is a crystal size (nm) of a (101) plane measured by an X-ray diffraction analyzer, and D50(WM) is the average particle size (D50, nm) of an LMFP slurry as measured by a Malvern particle size analyzer.
Resumen de: WO2026049534A1
The present invention relates to a positive electrode active material, and a positive electrode and a lithium secondary battery comprising same, wherein the positive electrode active material comprises a lithium iron manganese phosphate-based compound, a value calculated by Equation 1 below is 60 or less, and a value calculated by Equation 2 below is 13-22. Equation 1 |LB-6|*103 Equation 2 |LD-3|*103 In Equations 1 and 2, LB is the b-axis length (unit: Å) of the crystal structure of the lithium iron manganese phosphate-based compound, and LD is the (020) interplanar spacing (d-spacing, unit: Å) of the crystal structure of the lithium iron manganese phosphate-based compound.
Resumen de: WO2026049538A1
The present invention relates to a cathode material powder comprising: a first cathode active material including a first phosphorous oxide; and a second cathode active material including a second phosphorous oxide, wherein the first phosphorous oxide is represented by a specific chemical formula 1, the second phosphorous oxide is represented by a specific chemical formula 2, the amount of the first cathode active material is greater than that of the second cathode active material, and the second cathode active material has an average particle diameter D50 of 1.0 µm or less.
Resumen de: WO2026049533A1
The present invention relates to a cathode active material, and a cathode and a lithium secondary battery that include same, the cathode active material comprising a lithium manganese iron phosphate-based compound and having a value of 5 or less as calculated by mathematical expression 1. When the cathode active material is applied to the lithium secondary battery, charge/discharge rate characteristics are excellent. Mathematical expression 1 │0.5∗LB-LD│∗103 In mathematical expression 1, LB is a b-axis length (unit: Å) of a crystal structure of the lithium manganese iron phosphate-based compound, and LD is a (020) d-spacing (unit: Å) between crystal structures of the lithium manganese iron phosphate-based compound.
Resumen de: US20260066703A1
The one or more specified settings associated with the one or more battery cells in the battery pack to facilitate power transfer between the one or more battery cells in the battery pack for a battery pack is configured. The one or more settings associated with the one or more battery cells in the battery pack are accessed. The configuration for the battery pack, until the configuration meets or exceeds the battery power requirements is optimized.
Resumen de: US20260066330A1
An electrode assembly includes a first electrode, a second electrode, and a separator located between the first electrode and the second electrode. The first electrode, the second electrode, and the separator are wound in a roll shape. The first electrode includes a first coated portion in which a first active material is coated on a first current collector, and a first uncoated portion adjacent to the first coated portion and formed at one side of the first current collector. The first uncoated portion includes a plurality of cut portions each open to an outside and a plurality of flags partitioned by the plurality of cut portions. A length of each of the plurality of cut portions increases in at least one or more sections in a radial direction from a winding center.
Resumen de: US20260066329A1
A system for manufacturing a secondary battery includes a reform pin insertable into a central hole of an electrode assembly, the electrode assembly including a wound stack of a first electrode, a separator, and a second electrode, a driver configured to move the reform pin and to insert the reform pin into the central hole, after the electrode assembly is embedded in a case, and a rotator configured to rotate the reform pin.
Resumen de: US20260066351A1
An electrolyte composition for batteries is provided. The electrolyte composition includes a solvent including one or more fluorinated carbonates. The electrolyte composition further includes a lithium-based salt and a lithium (oxalato)borate salt. Additionally, a battery including the electrolyte composition is provided. The battery includes an anode, a nickel-based cathode, and the electrolyte composition disposed between the anode and the nickel-based cathode.
Resumen de: US20260066371A1
A cylindrical battery sorting system includes a host, a conveying device, a sorting device, an acceleration device, and a camera device. The conveying device is electrically connected to the host, includes rollers disposed side by side, and has a feeding area, an acceleration area, and a sorting area. The sorting device is electrically connected to the host and disposed corresponding to the sorting area. The acceleration device is electrically connected to the host and disposed in the acceleration area. The camera device is electrically connected to the host and disposed corresponding to the acceleration area. When a battery enters a capturing area, the camera device moves synchronously with rolling of the battery to capture an image of the rolling battery, and transmit the image back to the host to determine type of the battery. The sorting device places the battery into a corresponding recycling area according to the captured image.
Resumen de: US20260066343A1
Described herein are methods for the generation of argyrodite solid electrodes utilizing a dry microwave process, removing the necessity of additional mechanical processing, solvent removal and high temperature annealing. The described methods reduce both time and cost for generating argyrodite materials, while maintaining phase purity and electrochemical properties that make argyrodites desirable as electrolytes. The provided methods and materials are versatile and can be used with a variety of argyrodite compositions, including Li7−yPS6−yXy (X═Cl, Br, I).
Resumen de: US20260066425A1
A battery module includes battery cells arranged in a first direction such that main surfaces of the battery cells are adjacent to each other, a pair of end plates at outermost sides of the battery cells, and a pair of side plates coupled to the pair of end plates and covering side surfaces of the battery cells. Each of the end plates includes a first elastic portion extending across the end plates in a second direction substantially perpendicular to the first direction, and each of the side plates includes a groove overlapping the first elastic portion in the second direction and extending in the first direction.
Resumen de: US20260066431A1
An industrial battery design including a sealed enclosure that can be used in material handling vehicle applications. The enclosure for the industrial battery includes a first piece of bent sheet metal and a second piece of bent sheet metal that is bolted to the first piece of bent sheet metal. The enclosure further includes a metal base plate and a lid assembly that includes a gasket.
Resumen de: US20260066417A1
An electric vehicle (EV) battery configuration is employable for use in numerous EV applications such as racing and recreational marine applications, automotive applications, and aerospace applications, among many other possibilities. In an implementation, the EV battery configuration has—as its main components—a metal frame, a first non-metal casing, a second non-metal casing, and a cooling plate. The first non-metal casing serves to support a multitude of first battery cells, and the second non-metal casing serves to support a multitude of second battery cells. The cooling plate has a location that is generally in-between the first non-metal casing and the second non-metal casing.
Resumen de: US20260066501A1
A secondary battery temperature evaluation apparatus, including a case having an opening in at least one end of the case, an electrode assembly being accommodated in the case, a temperature detector attached to the electrode assembly accommodated in the case, the temperature detector detecting a temperature and outputting a temperature detection signal, and a wire connected to the temperature detector, the wire being exposed after passing from inside to outside of the case and through which the temperature detection signal is transmitted outside of the case.
Nº publicación: US20260066475A1 05/03/2026
Solicitante:
CELGARD LLC [US]
CELGARD, LLC
Resumen de: US20260066475A1
An improved strength microporous membrane is described herein. The microporous membrane may be useful as a battery separator, separator membrane, base film, or membrane with a variety of uses thereof. The improved microporous membranes described herein may be dry process polyolefin membranes and may be used as battery separators or as a component of a composite or battery separator. The battery separators or composites may be used in energy storage devices including primary batteries, secondary batteries, fuel cells, capacitors, or super capacitors.
BOPI
Sede Electrónica
