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1168
resultados
Última actualización
01/11/2026 [07:23:00]
Resultados 1075 a 1100 de 1168
Resumen de: US20260331734A1
0000 A secondary battery capable of reducing a risk of damage to a separator includes an electrode assembly and a current collector. The current collector includes a current collecting unit and a pole unit, where the pole unit includes a support portion coupled to an end of a current collecting protrusion. The support portion has a greater cross-sectional area than the current collecting protrusion and is accommodated in an opening of a plate of the current collecting unit. A stopper having an upper surface spaced above the plate of the current collecting unit may be positioned adjacent to the current collecting protrusion of the pole unit.
Resumen de: WO2026218305A1
Provided are a battery cell, a battery device, an electric device, and an energy storage device. On the basis of the total mass of a negative electrode film layer, the mass percentage of silicon ranges from 0.5% to 5%; in a cumulative area distribution curve of particles obtained by means of a section of a positive electrode film layer in the thickness direction of an electrode sheet, the particle size concentration (DA90-DA10)/DA50 of the particles ranges from 1.6 to 8.5; and on the basis of the total number of particles in the section of the positive electrode film layer in the thickness direction of the electrode sheet, the percentage of particles having a particle size greater than or equal to 50 nm and less than 200 nm ranges from 26% to 64%. The battery cell achieves both excellent energy density and excellent power performance in a low-SOC range.
Resumen de: WO2026221395A1
The present invention provides a structure of a pouch, the pouch being a metal-sheet-material pouch formed to accommodate an electrode assembly, the structure of the pouch comprising a first cup portion and a second cup portion having a bridge portion therebetween, wherein the first cup portion is formed in a hexahedral shape of which the depths of two side walls are different, and the second cup portion is formed in a wedge shape which is tapered toward the direction moving away from the bridge portion. In addition, the present invention also provides a structure of a battery cell comprising the pouch, and a manufacturing method therefor.
Resumen de: WO2026219900A1
The present invention relates to an electrode binder comprising a fluorinated polymer A1 comprising monomer units derived from a monomer M1 being vinylidene fluoride and an acrylic polymer A2; said fluorinated polymer A1 also comprises monomer units derived from a monomer M3 bearing an acid functional group and said acrylic polymer A2 also comprises an anhydride functional group; or said fluorinated polymer A1 also comprises an anhydride functional group and said acrylic polymer A2 comprises monomer units derived from a monomer M3 bearing an acid functional group.
Resumen de: US20260331664A1
0000 A battery pack may include a housing defining an internal cavity. A battery pack may include a cell frame disposed within the internal cavity and configured to support a plurality of battery cells, the cell frame including an exterior surface, a first stud, and a second stud extending from the exterior surface, the first stud having a first cross-sectional dimension and the second stud having a second cross-sectional dimension different from the first cross-sectional dimension. A battery pack may include a busbar disposed within the internal cavity and electrically coupled to the plurality of battery cells, the busbar defining a first bore and a second bore, wherein the first bore is configured to receive the first stud and the second bore is configured to receive the second stud.
Resumen de: US20260331507A1
A method for preparing a negative electrode slurry and a negative electrode including the same are disclosed. According to the method for preparing the negative electrode slurry, a relatively low negative electrode slurry viscosity may be secured under the same negative electrode slurry solid content conditions, dispersibility of the negative electrode slurry may be improved, and a binder delamination phenomenon may be improved. Additionally, due to improvement in electrode adhesion and negative electrode slurry dispersibility, a capacity retention rate of battery cells may be improved.
Resumen de: DE102025115375A1
Die Erfindung betrifft ein Verfahren zur Bestimmung der Leistungsfähigkeit einer Batterie (1) mit zwei Anschlüssen (2, 3), wobei an den Anschlüssen (2, 3) mindestens ein Schaltelement (4) angeschlossen ist, mit dem die Anschlüsse (2, 3) überbrückbar sind, wobei zur Bestimmung der Leistungsfähigkeit eine Spannung über der Batterie (1) gemessen wird, wobei zur Bestimmung der Leistungsfähigkeit ferner ein Entladeimpuls durch Schalten des mindestens einen Schaltelements (4) erzeugt wird.
Resumen de: WO2026221294A1
A battery assembly according to one embodiment of the present invention comprises: a battery cell unit that includes a plurality of battery cells including electrode leads, and a cover assembly covering at least a portion of the outer surfaces of the battery cells; a housing in which the battery cell unit is accommodated; and an inlet and an outlet for circulating a coolant into the housing. The battery cell unit includes a gas discharge unit for discharging gas generated from the battery cell, and a venting space, which is connected to the gas discharge unit and through which the gas moves, is provided in the housing. A path through which the gas moves from the gas discharge unit to the venting space is separated from the coolant flowing from the inlet to the outlet.
Resumen de: WO2026218310A1
Provided are a battery cell, a battery device, an electric device, and an energy storage device, relating to the technical field of batteries. A positive electrode sheet of the battery cell comprises a positive electrode current collector and a positive electrode film layer arranged on at least one side of the positive electrode current collector; the positive electrode film layer comprises a first type of particles and a second type of particles; the first type of particles and the second type of particles each comprise a lithium-containing transition metal phosphate material; the primary particle size of the first type of particles is greater than or equal to 50 nm and less than or equal to 180 nm; the primary particle size of the second type of particles is greater than 180 nm and less than 900 nm; the average value of the Mn molar ratio of the first type of particles is less than the average value of the Mn molar ratio of the second type of particles, the Mn molar ratio referring to the ratio of the number of moles of Mn to the total number of moles of Mn and Fe. An electrolyte of the battery cell comprises a linear carboxylate solvent, and the linear carboxylate solvent comprises one or more of the structures represented by formula I.
Resumen de: WO2026221082A1
In the present invention, a negative electrode including, as a negative electrode active material, Si-C particles that include a silicon component-containing Si domain and a carbon component-containing C domain, is combined with a nonaqueous electrolytic solution containing, inter alia, a compound represented by formula (I), whereby increased resistance after charge-discharge cycles can be suppressed.
Resumen de: WO2026221377A1
A battery cell unit according to an embodiment of the present invention comprises: a plurality of battery cells; and a cover assembly which covers at least part of the outer surfaces of the battery cells. The cover assembly comprises: an inflow part through which refrigerant is introduced into the cover assembly; a discharge part which discharges the refrigerant from the interior of the cover assembly; and a gas discharge part which discharges gas generated from the battery cells. The gas discharge part is formed on one side of the cover assembly different from at least one side of the cover assembly in which the inflow part and the discharge part are formed.
Resumen de: US20260331693A1
0000 The gas discharging valve provided in a case according to the electrical energy storage device disclosed herein comprises In this embodiment a region 1 to a region 8 in the groove portion having a planar shape of an ellipse. The thicknesses of the residual wall portion in the region 1 to the region 8 are designated as T
Resumen de: US20260331672A1
A battery assembly includes: a support member disposed in a battery case; a battery cell array configured with a plurality of battery cells and accommodated in the battery case so that the battery cells are disposed at one side of the support member in a stacked and pressurized state; an end plate disposed at an upper end portion of the support member and pressurizing the battery cells from an external side of the battery cell array; and a fastening mechanism fastening the end plate and the support member in a vertical direction.
Resumen de: US20260328175A1
0000 A vehicle battery jump-start system configured for installation inside a vehicle may include a permanently installed high-current power pathway including a two-part positive cable and a ground cable, each constructed from 2-gauge wire, wherein the two-part positive cable comprises split positive cable routing at a fuse holder to a starter, and wherein the grounding cable is in direct contact with an engine block or a negative battery cable; a fuse assembly providing overcurrent protection rated to 125 amps or higher; a mechanically keyed connector configured to prevent reverse polarity connection; a quick disconnect coupling mounted within the vehicle cabin; and a portable power supply interface configured to provide direct power to the vehicle's starter system without requiring battery access, wherein the system enables a user to initiate a jump-start of the vehicle from the interior without hood access.
Resumen de: US20260331513A1
0000 A cathode for a rechargeable battery and a slurry composition for forming the cathode are provided. The cathode comprises a cathode layer disposed on a current collector, the cathode layer comprising an active material, a conductive material, and a binder composition comprising polyvinylidene fluoride and a hydrogenated styrenic block copolymer component. The hydrogenated styrenic block copolymer comprises a block copolymer having vinyl aromatic blocks and a diene-derived block comprising vinyl aromatic units distributed therein. The cathode can exhibit improved peel adhesion to the current collector, including peel adhesion strength of at least 0.5 N per 25 mm, while maintaining electrochemical performance. The slurry composition can exhibit shear-thinning rheological properties suitable for coating at elevated solids content.
Resumen de: WO2026218230A1
A battery system (3000). By providing a first battery pack (300) and a second battery pack (400) in the battery system, the endurance capability of the battery system is improved. The second battery pack comprises at least one battery cell having no negative electrode, and when the battery system is in a charging working condition, a controller (1200) controls a voltage conversion circuit (201) to charge the second battery pack at a first rate less than 1 C, thereby prolonging the service life of the second battery pack. Also provided is an electric apparatus having the battery system.
Resumen de: WO2026219011A1
The present application relates to the technical field of batteries, and provides a cold plate, a cooling system, a battery pack, and an electric device. The cold plate comprises a plate body, the plate body is provided with a first flow channel and a second flow channel which are separated from each other, and the first flow channel surrounds at least a portion of the second flow channel. One of the first flow channel and the second flow channel in the plate body may allow a refrigerant to flow therethrough, and the other of the first flow channel and the second flow channel may allow a coolant to flow therethrough, so that both the refrigerant and the coolant may flow through the cold plate. The refrigerant and the coolant in the cold plate can sufficiently exchange heat by means of an inner wall structure in the cold plate. In this way, when the temperature of the coolant is relatively high, the refrigerant flowing through the cold plate can also absorb heat from the coolant, so that the temperature of the coolant is reduced, thereby enhancing the temperature uniformity of the cold plate, and enabling the cold plate to provide a more sufficient and uniform cooling effect for a battery module.
Resumen de: WO2026221221A1
The present invention relates to a slurry for an all-solid-state battery, and a positive electrode for an all-solid-state battery and an all-solid-state battery, manufactured using same. More specifically, the slurry for an all-solid-state battery includes a sulfide-based solid electrolyte, a binder, a non-aqueous solvent, and an additive, wherein the additive may include a cyclic phosphazene compound.
Resumen de: WO2026221307A1
According to exemplary embodiments of the present invention, a battery cell assembly comprises: a plurality of battery cells arranged in the X direction; a first integrated circuit assembly positioned in the +Y direction of the plurality of battery cells; a second integrated circuit assembly positioned in the -Y direction of the plurality of battery cells; and a sensing connection portion connecting the first integrated circuit assembly and the second integrated circuit assembly in front of the plurality of battery cells in the X direction, wherein the sensing connection portion includes a connection line overlapping the plurality of battery cells in the X direction, and the connection line may include a laser direct structure (LDS) sensing line.
Resumen de: WO2026221293A1
A battery assembly according to one embodiment of the present invention comprises: a battery cell unit including a plurality of battery cells; a housing in which the battery cell unit is accommodated; and an inlet and an outlet for circulating a coolant through the housing. The battery cell unit includes an inflow part for introducing the coolant into the battery cell unit, a discharge part for discharging the coolant from the inside of the battery cell unit, and a gas discharge part for discharging gas generated from the battery cell. A venting space, connected to the gas discharge part so that the gas moves therethrough, is provided in the housing.
Resumen de: US20260331408A1
0000 An accommodation component includes a pair of standing walls that protrude from an installation surface of a fuse unit with a gap therebetween as a part thereof and allow a first electrical connection portion of a first terminal fitting, a second electrical connection portion of a second terminal fitting, a circuit protection component, and a coating resin portion to be disposed in the gap, and the coating resin portion is in close contact with the installation surface (81) and facing wall surfaces of the pair of standing walls, and is formed between one standing wall and the other standing wall.
Resumen de: WO2026220423A1
The present disclosure generally relates to zinc batteries. Specifically, the present disclosure relates to an electrode comprising UV modified polydopamine (PDA) coated zinc and a process of preparation thereof. The present disclosure also relates to a zinc battery comprising the electrode as anode or working electrode. The presence of zincophilic groups over the electrode (Zn@PDA-UV) suppressed zincate cross-over, thus enhancing the recyclability of the zinc air batteries (ZABs).
Resumen de: WO2026218222A1
A battery system and an electric apparatus. The battery system 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 under the same charging and discharging conditions, the cycle life of each first battery cell is greater than that of each second battery cell; and the first battery pack and the second battery pack are electrically connected by means of a voltage conversion circuit, and the second battery pack can charge the first battery pack by means of the voltage conversion circuit. The battery system may prioritize the first battery pack for primary charging and discharging duties. When the first battery pack requires energy replenishment, the second battery cells may charge the first battery pack by means of the voltage conversion module, thereby extending the driving range of the battery system, and broadening the application scenarios thereof.
Resumen de: WO2026218209A1
The present application relates to the field of electric devices, and provides an electric apparatus. The electric apparatus comprises actuating mechanisms, driving modules, a battery apparatus, and a voltage boosting module. Each driving module is connected to the corresponding actuating mechanism, and is configured to drive the corresponding actuating mechanism to move. The voltage boosting module has a voltage input end and a voltage output end, the voltage input end is electrically connected to the battery apparatus, the voltage output end is electrically connected to the driving modules, and the voltage at the voltage output end is greater than the voltage at an output end of the battery apparatus. The voltage boosting module can increase a voltage outputted from the battery apparatus to the driving modules, so as to reduce the current in a system circuit of the battery apparatus at the same power while satisfying the power demand of the driving modules, thereby effectively reducing thermal energy generated by the system circuit of the battery apparatus during use, reducing the energy loss of the battery apparatus during use, and facilitating improvement of the endurance capability of the electric apparatus.
Nº publicación: US20260326579A1 22/10/2026
Solicitante:
SAMSUNG ELECTRONICS CO LTD [KR]
Samsung Electronics Co., Ltd.
Resumen de: US20260326579A1
Electrolyte materials having the formulas Li2CaCl4 or Li3Ca2Cl7 are provided, wherein the electrolyte material crystallizes in a space group selected from the group consisting of Cm, Imma, Cmmm, and P1. A solid-state battery comprising Li2CaCl4 or Li3Ca2Cl7 electrolyte materials is provided. Methods for making Li2CaCl4 and Li3Ca2Cl7 electrolyte materials are also provided.
BOPI
Sede Electrónica
