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1197
resultados
Última actualización
17/08/2025 [07:30:00]
Resultados 875 a 900 de 1197
Resumen de: WO2025164846A1
The present disclosure relates to a socket, and the technical objective is to provide a socket with increased efficiency during a secondary battery manufacturing process. To this end, the socket of the present disclosure comprises: a plate including a first surface and a second surface opposite to the first surface; a first mounting portion defined by the first surface of the plate, a first wall, and a first side wall and a second side wall that extend in a first direction from both sides of the first wall, respectively; and a second mounting portion defined by the second surface of the plate, a second wall, and a third side wall and a fourth side wall that extend in the first direction from both sides of the second surface, respectively, wherein the first side wall and the second side wall are spaced apart in a second direction different from the first direction, the third side wall and the fourth side wall are spaced apart in the second direction, the first wall extends in a positive third direction from one end of the plate, and the second wall extends in a negative third direction from the other end of the plate, wherein the third direction is different from each of the first direction and the second direction.
Resumen de: WO2025164254A1
This method for manufacturing a cylindrical battery comprises the steps for: accommodating an electrode body in which a positive electrode and a negative electrode are wound with a separator interposed therebetween in a bottomed cylindrical outer can (20); and electrically connecting the negative electrode to the outer can (20) so that the electrode body cannot be detached from the outer can (20), and then reducing the outer diameter of an opening end (20B) of the outer can (20) with the opening of the outer can (20) facing downward in the vertical direction. According to the method for manufacturing a cylindrical battery of the present disclosure, an increase in weight can be suppressed while increasing the capacity, and a cylindrical battery in which foreign matter is less likely to be mixed into the outer can can be manufactured.
Resumen de: WO2025164262A1
This all-solid-state battery has a positive-electrode active-material layer (10), a solid electrolyte layer (20), and a negative-electrode active-material layer (30) in this order, and further has an insulating member (40) in contact with an outer peripheral part of the solid electrolyte layer (20), and at least a part of the solid electrolyte layer (20) is located in a region (S) surrounded by the positive-electrode active-material layer (10) and the insulating member (40).
Resumen de: WO2025164871A1
Disclosed is an all-solid-state secondary battery comprising positive and negative electrode layers and a solid electrolyte layer therebetween, wherein the negative electrode layer comprises a negative current collector and a first negative active material layer on one surface thereof, and the solid electrolyte layer comprises a sulfide-based solid electrolyte and an inorganic filler, the inorganic filler comprising lithium metal oxyhalide represented by chemical formula 1.
Resumen de: WO2025164252A1
Provided is a non-aqueous electrolyte secondary batter comprising a positive electrode, a negative electrode, and a non-aqueous electrolyte. The positive electrode includes a positive electrode current collector and a positive electrode mixture layer supported by the positive electrode current collector. The positive electrode mixture layer contains a positive electrode active material and a fluorine-containing sulfonic acid compound. The ratio of the mass of the fluorine-containing sulfonic acid compound to the total mass of the positive electrode active material and the fluorine-containing sulfonic acid compound in the positive electrode mixture layer is 1.5% by mass or less.
Resumen de: WO2025164848A1
The purpose of the present invention is to provide: a recovery system for dry recycling of a waste secondary battery, wherein the recovery system can use low-grade waste secondary battery powder, produce large amounts of lithium carbonate, and reduce carbon dioxide; and a recovery method using same. In order to achieve the purpose, the present invention is characterized by comprising: a supply unit including a hopper for supplying a cell powder, a first valve for transferring the supplied cell powder, and a second valve for providing carbon dioxide to the transferred cell powder; a process chamber including a heating device for heating the cell powder in the provided carbon dioxide atmosphere, a first cooling unit for cooling the heated cell powder, and a second cooling unit for cooling the cell powder transferred from the first cooling unit; and a discharge unit for discharging the cell powder transferred from the second cooling unit, wherein the system is a rotary kiln system.
Resumen de: WO2025164119A1
Provided is a new method for controlling ion conductivity using a polymer solution that dissolves in an organic solvent at a low temperature to form a transparent solution, and undergoes phase separation when the temperature increases, more specifically, using a temperature-responsive polymer that undergoes lower critical solution temperature (LCST)-type phase separation. This method for controlling ion conductivity changes, according to the temperature, the ion conductance of a temperature-responsive ionic solution which contains a temperature-responsive polymer, a salt, and an organic solvent, and in which the salt is dissociated into ionic components. Preferably, the temperature-responsive polymer is a polymer that exhibits lower critical solution temperature-type phase separation.
Resumen de: WO2025164942A1
A battery activation process facility according to the present invention may comprise: multiple charging/discharging devices arranged in a horizontal direction and a vertical direction; and a duct module connected to the multiple charging/discharging devices. Each of the charging/discharging devices may comprise: a jig unit having a charging/discharging jig for charging/discharging battery cells; a power source unit having a power supply unit for supplying charging/discharging power to the charging/discharging jig; and an outer case for accommodating the jig unit and the power source unit, the outer case having a ventilation hole in at least one side surface thereof. The duct module may be configured to directly communicate with the ventilation hole of each of the charging/discharging devices.
Resumen de: WO2025164883A1
A battery pack, and an electric bicycle and vehicle including same are disclosed. The battery pack according to one embodiment of the present invention comprises: a plurality of battery modules having a plurality of cylindrical battery cells; a pack case in which the plurality of battery modules are accommodated; and a flame propagation prevention member disposed between a first battery module from among the plurality of battery modules and a second battery module that is adjacent to the first battery module, so as to prevent the propagation of flames generated by any one battery module, wherein the flame propagation prevention member electrically connects the first battery module to the second battery module.
Resumen de: WO2025164750A1
A cylindrical battery comprises: an electrode body (14) in which a positive electrode (11) and a negative electrode (12) are disposed with a separator (13) therebetween; and an exterior body (16) that accommodates the electrode body (14). The negative electrode (12) has a first end and a second end in the axial direction. Current collection for the negative electrode (12) is performed from the first end side. A first mixture layer (42) of the negative electrode (12) may have a first mixture thin section (81) in which the thickness is thin at the end section on the second end side in the axial direction, and the position of formation of the first mixture thin section (81) may coincide with the position of formation of a thin section of the negative electrode (12).
Resumen de: WO2025164178A1
This non-aqueous electrolyte secondary battery (10) comprises a positive electrode (11), a negative electrode (12), and a non-aqueous electrolyte, wherein the negative electrode (12) has a negative electrode mixture layer containing a negative electrode active material including a Si-based material, the positive electrode (11) has a positive electrode mixture layer containing a positive electrode active material and a conductive agent, the positive electrode active material includes a positive electrode active material A composed of polycrystalline particles and a positive electrode active material B composed of single-crystalline particles, the average particle diameter (DB) of the positive electrode active material B is smaller than the average particle diameter (DA) of the positive electrode active material A, and the conductive agent contains single-walled carbon nanotubes and multi-walled carbon nanotubes.
Resumen de: WO2025163917A1
The present invention provides a secondary battery comprising: a positive electrode that contains triquinoxalinylene; a negative electrode that contains zinc; and an electrolyte that is disposed between the positive electrode and the negative electrode and that contains magnesium chloride.
Resumen de: WO2025163918A1
This secondary battery comprises: a positive electrode containing a quinone organic compound; a negative electrode containing zinc; and an electrolyte that is disposed between the positive electrode and the negative electrode, and that contains magnesium chloride. (In the formula, R1 to R8 denote a hydrogen atom or a hydroxy group or a methoxy group.)
Resumen de: WO2025164734A1
This electric power storage module is characterized by comprising: a plurality of power storage devices 10; a holder 30 holding the plurality of power storage devices 10; a cooling liquid for immersing the plurality of power storage devices 10 in the holder 30; and a case 40 that has an inflow portion 47 allowing the inflow of the cooling liquid from the outside, the case 40 housing the holder 30.
Resumen de: WO2025164453A1
Provided is a nonaqueous electrolyte secondary battery that has a reduced risk of short circuiting. A nonaqueous electrolyte secondary battery according to one aspect of the present disclosure comprises: an electrode body in which a first electrode and a second electrode that are strip-shaped and have different polarities are wound in the longitudinal direction with a separator therebetween; and an exterior body that accommodates the electrode body. The first electrode includes a current collector and a mixture layer formed on a surface of the current collector. On both surfaces of the first electrode, a pair of current collector exposed portions of the current collector are formed so as to overlap each other in the thickness direction of the first electrode, and a pair of protective tapes covering the current collector exposed portions are disposed so as to overlap each other in the thickness direction of the first electrode. The pair of protective tapes each include a protruding portion protruding from the current collector in the widthwise direction of the first electrode, and are adhered to each other at the protruding portions.
Resumen de: WO2025164523A1
A non-aqueous electrolyte secondary battery according to the present invention comprises a non-aqueous electrolyte secondary battery body and a restraining jig. The non-aqueous electrolyte secondary battery body has a laminated structure including, laminated in the following order: a positive electrode active material layer containing a positive electrode active material, a conduction assistant, and an electrolyte; a separator; and a negative electrode active material layer containing a negative electrode active material, a conduction assistant, and an electrolyte. A restraining pressure is applied by the restraining jig to the non-aqueous electrolyte secondary battery body in the lamination direction of the laminated structure. The yield stress of the positive electrode active material layer is 2 kPa or greater, the yield stress of the negative electrode active material layer is 2 kPa or greater, and the restraining pressure is 2-48 kPa.
Resumen de: WO2025164421A1
A nonaqueous electrolyte solution according to the present disclosure includes a nonaqueous solvent, an electrolyte that is dissolved in the nonaqueous solvent, and a phosphorus-containing compound. The phosphorus-containing compound contains at least one substance that is selected from the group consisting of magnesium, strontium, and barium. The phosphorus-containing compound may contain at least one substance that is selected from the group consisting of Sr3(PO4)2, Ba3(PO4)2, and Ba2P2O7.
Resumen de: WO2025164524A1
Provided is a thermal insulation material including a thermal insulation layer. The thermal insulation layer contains silica particles, and graphite particles having a property parameter G of 6.0 to 30 inclusive, the property parameter G being expressed by the following formula. G = (F3-6)2 × HW/D50 (In the formula, F3-6 is a volume frequency % of a particle diameter of 3 to 6 μm in a volume-based particle size distribution based on a laser diffraction/scattering method, D50 is a cumulative 50% particle diameter μm in the volume-based particle size distribution, and HW is a half-width ° of a (002) peak in X-ray diffraction.)
Resumen de: WO2025164737A1
The present invention is characterized by including a plurality of power storage devices 10, a holder 30 that holds the plurality of power storage devices 10, and a cooling liquid 50 in which, in the holder 30, the plurality of power storage devices 10 are immersed.
Resumen de: WO2025161687A1
The present application discloses a battery and an electric device. The battery comprises battery cells and a heat exchange assembly, a plurality of battery cells are provided and the plurality of battery cells are arranged in a first direction, and the first direction is the length direction or the width direction of the battery. The heat exchange assembly comprises a heat exchange tube, and the heat exchange tube comprises a first heat exchange section, a second heat exchange section, a connecting section, a liquid inlet, and a liquid outlet. The liquid inlet is communicated with the connecting section by means of the first heat exchange section, the liquid outlet is communicated with the connecting section by means of the second heat exchange section, and the first heat exchange section and the second heat exchange section are arranged in parallel or in an intersecting manner. Each battery cell is separately thermally conductively connected to the first heat exchange section and the second heat exchange section. During use, each battery cell separately exchanges heat with the first heat exchange section and the second heat exchange section, the first heat exchange section is configured to be intersecting or in parallel, and the temperature difference between the first heat exchange section and the second heat exchange section on thermally conductive connection positions of each battery cell is minimized, mitigating the problem of non-uniform temperature distribution among
Resumen de: WO2025161651A1
A battery cover plate, a battery encapsulating member and a battery. The battery cover plate comprises a first cover plate (1) and a terminal post block (2), wherein the terminal post block (2) is connected to the first cover plate (1). The terminal post block (2) comprises a second cover plate (21), an insulating layer and terminal posts (25), wherein the insulating layer and the second cover plate (21) are stacked; first through holes (211) are provided in the second cover plate (21); the terminal posts (25) are inserted into the first through holes (211); and the insulating layer isolates the terminal posts (25) from the second cover plate (21). The cover plate has a simple structure, few structural members, a simple manufacturing process and relatively low manufacturing costs. By means of splitting a conventional cover plate structure into the first cover plate (1) and the terminal post block (2), when tabs (6) are welded to connecting sheets of the terminal posts (25), the tabs (6) need to extend out by a smaller length, that is, the overall length of the tabs (6) is smaller, and spaces needing to be reserved inside battery cells (5) for bending the tabs (6) are smaller, such that the volume of a jelly roll inside each battery cell (5) can be increased, the battery cells (5) have higher internal-space utilization rates, and the volumetric energy density is improved by 0.5%-5%.
Resumen de: WO2025161454A1
The present application is applicable in the technical field of batteries (100). Provided are a battery (100) and an electric device. The battery (100) comprises battery cells (10), a case (20), and a thermal management assembly (30). The case (20) is provided with a first wall (211), and the first wall (211) comprises a first sub-wall (2111) and a second sub-wall (2112). The thermal management assembly (30) comprises a first part (30a) and a second part (30b), wherein the first part (30a) is provided with a first flow channel (301a); the second part (30b) is provided with a second flow channel (301b); and the distance between the battery cells (10) and the side of the first flow channel (301a) close to the battery cells (10) is less than the distance between the battery cells (10) and the side of the second flow channel (301b) close to the battery cells (10), and/or the cross-sectional area of the first flow channel (301a) is greater than the cross-sectional area of the second flow channel (301b). In this way, the battery cells (10) at different positions can be subjected to partitioned thermal management, such that the battery (100) has a balanced temperature.
Resumen de: WO2025161211A1
A tab detection system (20) and a tab detection method. The system (20) comprises a first image acquisition assembly (21), a control assembly, a first driving assembly (22), a prism (23), and a second image acquisition assembly (24). The prism (23) is connected to the first driving assembly (22). The first image acquisition assembly (21) is used for acquiring a first target image of a battery cell (10). The control assembly is used for: obtaining the first target image; determining a position offset on the basis of a positional relationship between the position of a first reference point of the battery cell (10) in the first target image and a preset reference position; on the basis of the position offset, calibrating a targe position that the prism (23) is to reach; and controlling the first driving assembly (22) to drive the prism (23) to move to a calibrated target position. The second image acquisition assembly (24) is electrically connected to the control assembly, and the second image acquisition assembly (24) is used for when the prism (23) moves to the calibrated target position, photographing a reflective surface of the prism (23) to obtain an image of a side surface of a tab of the battery cell (10).
Resumen de: WO2025161253A1
The present application provides an electrolytic copper foil and a preparation method therefor, and a lithium battery. The electrolytic copper foil comprises copper having a content of greater than or equal to 99.9 wt% and a chlorine element having a content of 100-200 μg/g, and further comprises a gold element having a content of 80-200 μg/g and a platinum element having a content of 80-200 μg/g. The electrolytic copper foil containing the gold element and the platinum element can mitigate breakage occurring in the calendering process of lithium-ion batteries and reduce potential safety hazards during the use of batteries, thereby improving the elongation rate and the production process efficiency; in addition, minor addition of gold and platinum exhibits good electrical conductivity, thereby improving the electrical conductivity of the foil.
Nº publicación: WO2025161264A1 07/08/2025
Solicitante:
EVE ENERGY CO LTD [CN]
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Resumen de: WO2025161264A1
A battery system (10) and an assembly method. The battery system comprises batteries (300) and a battery box. The battery box comprises a box body assembly (200) and a battery support frame (100). The battery box is provided with a plurality of battery slots for accommodating the batteries (300), and each battery slot comprises a first battery slot (101) and a second battery slot (201). The first battery slot (101) and the second battery slot (201) are arranged opposite one another. The first battery slot (101) is formed on the battery support frame (100), and the second battery slot (201) is formed on the box body assembly (200). The box body assembly (200) and the battery support frame (100) tightly sandwich the batteries (300).
BOPI
Sede Electrónica
