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1026
resultados
Última actualización
22/10/2026 [10:44:00]
Resultados 150 a 175 de 1026
Resumen de: EP4826784A1
The present invention relates to an anode active material, a method for manufacturing same, and a secondary battery including same. The anode active material includes: a silicon-carbon composite including crystalline carbon, silicon-based particles bound to the surface of the crystalline carbon, and amorphous carbon on the surfaces of the crystalline carbon and silicon-based particles; and a carbon coating layer covering the surface of the silicon-carbon composite, wherein the anode active material may include 0.05-0.25 wt% of sulfur based on the total weight thereof.
Resumen de: EP4826806A1
0001 The present invention relates to a negative electrode for an all solid-state battery and an all solid-state battery including same, the negative electrode comprising: a current collector, a first layer which is positioned on the current collector and is composed of an oxide of a metal that can be alloyed with lithium and a first binder; and a second layer which is positioned on the first layer and is composed of a carbon-based material and a second binder.
Resumen de: EP4825521A1
0001 Disclosed are a top cap welding apparatus for cylindrical battery cells, the top cap welding apparatus including a transfer unit configured to transfer a cylindrical battery case in which an electrode assembly having an outwardly exposed electrode tab is received, a pressing unit located in front of the battery case, the pressing unit being configured to press the battery case, a support unit located at the rear of the battery case, the support unit being configured to support the battery case, a top cap holder configured to locate a top cap at the rear of the electrode tab, a top cap support unit configured to support the rear of the top cap, and a welding unit configured to weld the electrode tab and the top cap to each other, wherein the welding unit includes a welding mask unit configured to bring the electrode tab into tight contact with the top cap, the welding mask unit having an inner space, and a debris removal unit including a shield gas injection unit configured to inject inert gas toward the inner space.
Resumen de: EP4826403A1
0001 This document relates to a battery diagnosis device including an interface configured to acquire present electric current information and present battery temperature information corresponding to a battery unit and a processor configured to compare previous battery temperature information and the present battery temperature information that correspond to the battery unit when the present electric current information is less than a threshold value, and diagnose an abnormality in the battery unit based on the comparison result.
Resumen de: EP4826905A1
0001 Disclosed is a battery module. The battery module includes a frame providing a space therein; a battery cell located inside the frame and including an accommodation portion configured to accommodate an electrode assembly and an electrode lead configured to protrude from the accommodation portion; a bus bar frame assembly located inside the frame and electrically connected to the battery cell; and a fire extinguishing pad located between the bus bar frame assembly and the accommodation portion.
Resumen de: EP4826889A1
The present application relates to the field of batteries. Provided are a battery cell, a battery and an electric device. The battery cell comprises a casing and an electrode assembly, wherein the electrode assembly is accommodated in the casing. The electrode assembly comprises a body portion, a first tab and a second tab, wherein the first tab and the second tab respectively protrude from two ends of the body portion, and the first tab and the second tab are asymmetrically arranged. The first tab and the second tab of the battery cell are asymmetrically arranged; and compared with the solution in the prior art where two tabs of a battery cell are symmetrically arranged, the first tab and the second tab of the electrode assembly of the battery cell have no axis of symmetry, and the first tab and the second tab are stressed unevenly, such that the electrode assembly does not easily rotate, and thus the first tab and the second tab are not easily torn, thereby facilitating the prolonging of the service life of the battery cell.
Resumen de: EP4826859A1
The present application provides a battery cell, a battery, and an electric apparatus. The battery cell includes an electrode assembly, a housing, and an insulating film, where the electrode assembly is accommodated in the housing, and the insulating film is disposed on an outer surface of the housing. Since the outer surface of the housing of the battery cell is provided with an insulating film having insulation performance, the battery cell has good insulation capability and is not prone to short-circuiting with adjacent battery cells, which is conducive to improving the reliability of the battery.
Resumen de: EP4825228A1
A power supply unit (110) of an inhalation device (100) comprises a power source unit (111), and a control unit (116) configured to control at least one of charging and discharging of the power supply unit (111). The power source unit (111) is replaceably and removably installed in the power supply unit (110). The control unit (116) is capable of performing identification processing for identifying the type of the power source unit (111) installed in the power supply unit (110, and control value modification processing for modifying, on the basis of the type of power source unit (111) identified in the identification processing, at least one control value used to control the power source unit (111).
Resumen de: EP4825208A1
This inhalation device for generation an aerosol by heating an aerosol source comprises: a power source unit (111) configured to be capable of supplying power to a heating unit (121) for heating the aerosol source and to be chargeable by means of power received from an external power source; a main body side board unit (90) on which an MCU (1161) controlling the supply of power to the heating unit (121) is mounted; and a case having a power source accommodating portion housing the power source unit (111), and a board accommodating portion housing the main body side board unit (90). The power source unit (111) includes a battery (1111), a charging terminal (1117) configured to be able to receive power from the external power source, and a charging IC (1116) for controlling charging of the battery (1111) by means of power received by the charging terminal (1117).
Resumen de: EP4825997A1
The method for recycling valuable metals according to the present invention comprises: preparing Ni-Co-Mn alloy particles having a compound including lithium and aluminum positioned on a surface thereof; primarily acid-leaching the alloy particles to selectively remove the compound including lithium and aluminum positioned on the surface of the alloy particles; and obtaining valuable-metal recovered alloy particles from which the compound including lithium and aluminum has been removed.
Resumen de: EP4825234A1
This inhalation device (100) comprises a power source unit (111), a control unit (116) controlling the power source unit, (111) and a case (20) having a power source accommodating portion (200) for accommodating the power source unit (111), the inhalation device heating an aerosol source to generate an aerosol. the power source accommodating portion (200) has an opening (opening 201) in which the power source unit (111) can be inserted and removed, The power source unit (111) is removably mounted in the power source accommodating portion (200). The inhalation device (100) further comprises a panel (30) for opening and closing the opening (201) of the power source accommodating portion (200), and an open/close detection sensor (20d) for detecting an open/close state of the opening (201) by the panel (30). The control unit (116) controls the power source unit (111) based on a detection result of the open/close detection sensor (20d).
Resumen de: EP4825230A1
0001 A power supply unit of an inhalation device that generates an aerosol from an aerosol source, comprising: a positive terminal (90a), a negative terminal (90b), and a temperature terminal (90c), which are examples of connections to which a power source unit (111) configured to store power and that is configured to be detachable from the power supply unit is connected; and a control unit (116) that performs a predetermined operation check when the power source unit (111) connected to these connections is replaced, and controls the operation of the power source unit based on the result of the operation check. In the operation check, the control unit (116) obtains information about the power source unit (111) after replacement and, based on this information, the control unit (116) detects faults with the power source unit (111) after replacement, and/or detects faults with the positive terminal (90a), the negative terminal (90b) or the temperature terminal (90c), which are examples of connection portions connected to the power source unit (111) after replacement.
Resumen de: EP4825532A1
0001 A connector interface may include a housing including at least one opening; a circuit board within the housing, the circuit board including a plurality of electrical contacts; and a plurality of flexible conductive members on the circuit board over the plurality of electrical contacts. The plurality of flexible conductive members may extend through the at least one opening of the housing, and the plurality of flexible conductive members may be configured to come into electrical contact with the plurality of electrical contacts when pressed toward the plurality of electrical contacts.
Resumen de: EP4826826A1
0001 The present disclosure provides a secondary battery and an electric apparatus. The secondary battery includes a positive electrode sheet, a negative electrode sheet, a separator, and an electrolyte. A conductivity of the electrolyte is 14 mS/cm to 22 mS/cm, and the electrolyte includes a first additive. The first additive includes at least one of compounds represented by Formula I and Formula II, in Formula I, R<1> is selected from H, a fluorine atom, a fluorine-substituted or unsubstituted C1-C12 alkyl group, and a fluorine-substituted or unsubstituted C2-C10 alkenyl group; and in Formula II, R<2>, R<3>, R<4>, and R<5> are each independently selected from a hydrogen atom, a fluorine atom, a fluorine-substituted or unsubstituted C1-C6 alkyl group, a fluorine-substituted or unsubstituted C1-C6 alkoxy group, a C2-C6 alkenyl group, or a C2-C6 alkynyl group, and R<2>, R<3>, R<4>, and R<5> are not all hydrogen atoms.
Resumen de: EP4826821A2
0001 The present invention relates to the technical field of batteries, and discloses a secondary battery and an electric device, the secondary battery comprises a positive electrode plate, a negative electrode plate, a separator and an electrolyte, wherein the positive electrode plate, the negative electrode plate, and the separator are laminated or wound to form a cell, the number of layers n of the cell satisfies: 50 ≤ n ≤ 80, and the thickness of the cell is 5-15 mm; the electrolyte comprises a solvent comprising a linear solvent having 5-6 carbon atoms, with the mass percentage of the linear solvent having 5-6 carbon atoms in the electrolyte being denoted as S3, where 5% ≤ S3 ≤ 70%; the positive electrode plate comprises a positive electrode current collector, and a positive electrode active layer coated on a surface of at least one side of the positive electrode current collector, the positive electrode active layer comprising a positive electrode active material; the positive electrode active material comprises a Ni element, with the mass percentage of the Ni element in the positive electrode active material being denoted as w, where 0.3 ≤ S3/w ≤ 1.5. The present invention can effectively inhibit the gas generation of battery and reduce the risk of thermal runaway by optimizing the combination of an electrolyte and a positive electrode active material in the lithium-ion battery.
Resumen de: EP4826872A1
The present application relates to the technical field of batteries, and provides a battery and an electric device. The battery comprises a case, a plurality of battery cell groups, thermal management components, and a protective element. The case is provided with a first wall in a first direction. The plurality of battery cell groups are accommodated in the case, the plurality of battery cell groups are arranged in a second direction, each cell group comprises at least one battery cell, and the second direction intersects with the first direction. In the second direction, each thermal management component is arranged between two adjacent battery cell groups, and the thermal management component is configured to exchange heat with the battery cells. The protective element is arranged between the first wall and the plurality of battery cell groups in the first direction, and the protective element is configured to transfer external force borne by the first wall to the battery cell groups so as to protect the thermal management components, thereby reducing the impact of collision force generated on the first wall on the thermal management components, reducing the risk of leakage and other failures of the thermal management components during use, improving the use reliability of the battery, and prolonging the service life of the battery.
Resumen de: EP4826838A1
The present invention relates to a valuable-metal recovery composition and a method for recovering valuable metals. The valuable-metal recovery composition includes a valuable-metal recovery alloy including a carbon layer, and a lithium compound, wherein the carbon layer is disposed on at least a part of at least one of a surface and an inside of the valuable-metal recovery alloy, and the content of carbon (C) in the carbon layer is 60 wt% or more based on 100 wt% of the carbon layer.
Resumen de: WO2025128939A1
A battery cell comprising a composite water-responsive safety layer and/or composite water- and pH-responsive safety layer to protect against bodily tissue damage and/or electrolysis, when the battery cell is exposed to aqueous solution or bodily tissue, is provided.
Resumen de: EP4826786A1
0001 One aspect of the present invention provides: a precursor for a negative electrode material of a lithium secondary battery; and a method for manufacturing same, wherein by controlling the molding density of a negative electrode material precursor of a lithium secondary battery, high capacity characteristics and excellent lifespan characteristics of a negative electrode material can be ensured.
Resumen de: EP4825799A1
According to exemplary embodiments of the present invention, provided is a silicon-carbon composite capable of improving lifespan characteristics of a secondary battery. The silicon carbon-composite is a silicon-carbon composite for a negative electrode active material, comprising a carbon matrix and silicon nanoparticles captured in the carbon matrix, wherein the surface roughness (Rq) of the silicon-carbon composite may be 4-50 nm.
Resumen de: EP4825937A1
One embodiment of the present invention relates to a battery adhesive, a battery laminate, a battery packaging material, or a tab lead, and the battery adhesive satisfies the following requirements (i) to (iii).(i) a graft-modified product of at least one base polymer selected from polyolefins with at least one carbodiimide monomer selected from the group consisting of a compound represented by the following formula (1) and a compound represented by the following formula (2) is contained,(ii) 0.1 to 50 mmol of a carbodiimide group is contained per 100 g of the battery adhesive, and(iii) a density is 0.870 to 0.940 g/cm3;wherein in the formula (1), R1 is a hydrogen atom or a methyl group, R2 is an alkyl group or aryl group optionally having a substituent, in the formula (2), R3 is a hydrogen atom or a methyl group, R4 is an alkyl group or aryl group optionally having a substituent, and m is an integer of 2 or more.
Resumen de: EP4826845A1
The present application provides a cooling plate, a direct cooling assembly, and a battery pack. The cooling plate includes a cooling pipe, at least one pipe joint, and a sealing member. The at least one pipe joint is connected to an end of the cooling pipe to communicate with the cooling pipe, and the sealing member is arranged between the pipe joint and the end of the cooling pipe.
Resumen de: EP4826834A1
0001 According to exemplary embodiments of the present disclosure, a pack housing is provided. The pack housing includes: a base plate intersecting a first direction; a cooling channel within the base plate, comprising a sub-flow path and a main flow path supplying coolant to the sub-flow path; and a blocking member within the sub-flow path, wherein the blocking member includes a bimetal part comprising a first metal and a second metal having different thermal expansion coefficients and arranged in a second direction intersecting the first direction.
Resumen de: EP4826774A1
0001 The present invention relates to a lithium metal electrode and a method for manufacturing the same. The lithium metal electrode of the present invention includes a current collector, a metal layer positioned on at least one surface of the current collector and including a lithium alloy, a protective layer positioned on the metal layer, and a coating layer positioned on a surface of the protective layer and including at least a portion of LiF, wherein, when measured by X-ray photoelectron spectroscopy (XPS), an intensity of a peak appearing at 684 eV to 686 eV is greater than an intensity of a peak appearing at 687 eV to 689 eV.
Nº publicación: EP4826897A1 21/10/2026
Solicitante:
PROTERIAL LTD [JP]
Proterial, Ltd.
Resumen de: EP4826897A1
Occurrence of burrs at an outer edge portion of a clad piece is suppressed. Provided is a method for manufacturing a terminal component including a step (1) of disposing a clad piece 31 formed by laminating and joining a high-ductility conductor layer 31A and a low-ductility conductor layer 31B in a thickness direction in a lower die 50 such that the high-ductility conductor layer 31A is in contact with a bottom surface 52 of a vertical hole portion 51 opening upward in the lower die 50, and a step (2) of plastically deforming, using a concave portion 56 for forming a convex portion that opens downward and extends upward in an upper die 55A, and is for forming the convex portion 32C corresponding to a shaft portion at a center of the clad piece 31, the clad piece 31 toward the concave portion 56 for forming a convex portion to form a convex portion 32C inside the concave portion 56 for forming a convex portion, while restraining the plastic deformation of a side surface of the clad piece 31 by an inner peripheral wall 53 of the vertical hole portion 51 of the lower die 50, when the upper die 55A is inserted into the vertical hole portion 51 of the lower die 50 to press an upper surface of the low-ductility conductor layer 31B of the clad piece 31.
BOPI
Sede Electrónica
