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1026
resultados
Última actualización
22/10/2026 [10:44:00]
Resultados 100 a 125 de 1026
Resumen de: EP4826852A1
0001 An assembled battery includes a holding member configured to hold a plurality of batteries, a stacked battery in which the plurality of batteries are stacked in a stacking direction via the holding member, and a ventilation path adjacent to the stacked battery, extending in the stacking direction, and forming a flow path of cooling wind for cooling the plurality of batteries. The ventilation path includes an air intake port for taking the cooling wind into the ventilation path. The holding member includes a ventilation hole opened to the ventilation path side and a side opposite to the ventilation path to cause the cooling wind to flow from the ventilation path to the stacked battery. The ventilation hole includes a bottom surface ventilation hole opened toward spaces formed between bottom surfaces of the plurality of batteries and a bottom surface of the holding member.
Resumen de: EP4826825A1
0001 A non-aqueous electrolyte and a lithium-ion battery. The non-aqueous electrolyte comprises a lithium salt, an organic solvent, and an Additive A and Additive B, wherein the structural formula of Additive A is as shown in (I), wherein R<1> is selected from alkylene, fluoroalkylene, alkenylene, or fluoroalkenylene, and R<2> is selected from fluoroalkyl or fluoroalkenyl; and the Additive B is a boron-containing lithium salt. By compounding the additive A and the boron-containing lithium salt additive, the cycle performance, high-temperature performance and rate capability of a lithium-ion battery are improved; and by means of further combination with other components in the non-aqueous electrolyte, the high-temperature performance and cycle performance of the lithium-ion battery at a conventional voltage are ensured, and moreover when the voltage is increased to 4.5 V or even higher, the lithium-ion battery still has better high-temperature performance and cycle performance, and also has better safety performance and electrochemical performance.
Resumen de: EP4826780A1
0001 Disclosed are a cathode and an all-solid-state secondary battery including the same, the cathode including: a cathode current collector; and a cathode active material layer containing a lithium sulfide-based cathode active material and an inorganic filler and disposed on one side or both sides of the cathode current collector, wherein the inorganic filler is a lithium metal oxyhalide represented by Formula 1 below:
Resumen de: EP4826785A1
0001 One embodiment of the present invention provides a positive electrode active material for a sodium secondary battery, comprising a sodium composite transition metal oxide including at least sodium, nickel, manganese, M1, and doping metals, wherein M1 is iron or cobalt, wherein the doping metals consist of calcium and copper, and wherein the positive electrode active material satisfies Relation Formula 1A.
Resumen de: EP4826814A1
An embodiment of the present disclosure provides an apparatus for manufacturing an electrode assembly in which a positive electrode plate and a negative electrode plate are alternately stacked with a separator interposed between them, the apparatus comprising: a separator supply unit that supplies the separator; an electrode supply unit that supplies the positive electrode plate and the negative electrode plate, respectively; and a plurality of stack units in which a stacking process of the electrode assembly is performed, wherein each of the plurality of stack units is movable along a circulation path, and wherein when the stacking process of the electrode assembly is completed in one of the plurality of stack units, the stacking process is performed in the other of the plurality of stack units.
Resumen de: EP4826892A1
0001 In an all-solid-state battery including a sulfide-based solid-state-electrolyte and using a conductive porous sheet for connection between an electrode and a conductive path of an exterior body, internal resistance of the battery is reduced and increase of the internal resistance with time is prevented. The all-solid-state battery of the present invention is characterized in that it includes: an electrode stacked body having a positive electrode, a negative electrode, and a solid electrolyte layer; and an exterior body having the electrode stacked body sealed inside of the exterior body, wherein the exterior body has a conductive path extending from the inside to the outside, a porous metal substrate is interposed between the positive electrode and/or the negative electrode and a conductive path of the exterior body, at least one of the positive electrode, the negative electrode, and the solid electrolyte layer includes a sulfide-based solid electrolyte, the porous metal substrate is formed of an alloy containing Ni and Cr, a content of Ni in the alloy is 60 mass% or more, and a content of Cr in the alloy is 0.1 mass% or more and 40 mass% or less.
Resumen de: EP4826776A1
0001 The present invention relates to a lithium metal electrode and a method for manufacturing the same, wherein the lithium metal electrode of the present invention includes a current collector, a coating layer positioned on at least one surface of the current collector and including a lithiophilic alloy material, and a protective layer positioned on the coating layer, and wherein the coating layer is disposed in an area of 25.0% to 80.0% based on an entire area of the current collector.
Resumen de: EP4826773A1
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 including Fe and Ni, and a metal layer positioned on at least one surface of the current collector and including a lithium alloy.
Resumen de: EP4826831A1
0001 Problem To provide a mechanism that enables the proper use of battery packs. 0002 Solution A control device provided with a control unit that controls processing for granting a reward to an inhalation device user who has returned a battery pack that was provided from a charging device for charging the battery pack and that is detachably connected to the inhalation device, the inhalation device generating an aerosol using a substrate containing an aerosol source, wherein the control unit controls processing including: receiving first authentication information for authenticating the battery pack to be returned; authenticating the battery pack to be returned on the basis of the received first authentication information; transmitting information indicating the authentication result of the battery pack to be returned; receiving a reward grant request including information indicating the user of the inhalation device; and granting a reward to the user on the basis of the received reward grant request.
Resumen de: EP4826846A1
The present disclosure relates to a pouch-type battery cooling apparatus for removing heat generated from a pouch-type battery (10). A pouch-type battery cooling apparatus according to an embodiment of the present disclosure includes a case (100) configured to accommodate a plurality of pouch-type batteries (10) and including a cooling fluid (11) in direct or indirect contact with the plurality of pouch-type batteries (10) and a support body (200, 211, 212, 213, 214) including a support plate (220, 220a, 220b) disposed between the plurality of pouch-type batteries (10) or pouch-type battery groups (20), the support plate (220, 220a, 220b) supporting the plurality of pouch-type batteries (10) or the pouch-type battery groups (20) by applying pressure in a thickness dimension of the plurality of pouch-type batteries (10), and a plurality of channels (240) formed inside the support plate (220, 220a, 220b), arranged along a planar dimension of the plurality of pouch-type batteries (10), and providing a flow path through which the cooling fluid (11) flows in a height dimension of the plurality of pouch-type batteries (10).
Resumen de: EP4826894A2
A power storage cell (100) includes: an electrode body (10) including a first electrode (10A) and a second electrode (10B); a first coupling member (50A) and a second coupling member (50B) each disposed at a position facing the electrode body (10); a first tab (90A) that electrically connects the first electrode (10A) to the first coupling member (50A); and a foam layer (140). The foam layer (140) is in contact with the first tab (90A), to thereby support the first tab (90A).
Resumen de: EP4826817A1
0001 A battery cell, a battery pack, an electric device, and an energy storage device used in the technical field of batteries. The battery cell comprises a casing and at least two groups of bare cells. An accommodating cavity is formed in the casing; the at least two groups of bare cells are disposed in the accommodating cavity; each bare cell comprises at least two layers of electrode sheets; the at least two layers of electrode sheets are stacked in a thickness direction; the same group of bare cells are stacked in the thickness direction; and different groups of bare cells are spread in a plane perpendicular to the thickness direction. Different groups of bare cells are spread in the plane perpendicular to the thickness direction, thereby reducing the number of stacked bare cells, and the major surfaces of different groups of bare cells will not press each other, so that the swelling force of the major surfaces can be reduced, the breakage risk of the electrode sheets is reduced, and the service life of the battery cell is prolonged.
Resumen de: EP4826841A1
The present application provides a heat exchange assembly (13), a box body (10), a battery (100) and an electrical device. A heat exchange flow channel (133) is formed in the heat exchange assembly (13). The heat exchange assembly (13) comprises a first plate body (131) and a second plate body (132), the first plate body (131) comprising a first connecting layer member (1311), and the second plate body (132) comprising a reinforcing layer member (1321) and a second connecting layer member (1322). The reinforcing layer member (1321) and the second connecting layer member (1322) are stacked and connected to each other. The second connecting layer member (1322) and the first connecting layer member (1311) are stacked and hermetically connected to each other, so as to close the heat exchange flow channel (133).
Resumen de: EP4826778A1
0001 The present invention relates to a lithium metal electrode and a method for manufacturing the same, wherein 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, and a protective layer positioned on the metal layer and including first amorphous carbon having a specific surface area of 450 m<2>/g or more.
Resumen de: EP4826832A1
0001 Problem To provide a mechanism capable of appropriately performing information collection utilizing the replacement of a battery pack. 0002 Solution A battery pack detachably connected to an inhalation device having a heating unit that heats an aerosol source to generate an aerosol, the battery pack comprising: a rechargeable battery; a memory unit that stores information; a communication terminal that transmits and receives information between the battery pack and a device to which the battery pack is connected; and a control unit that transmits information stored in the memory unit via the communication terminal and deletes information to be deleted in the information stored in the memory unit while leaving information not to be deleted when a predetermined condition relating to replacement of the battery pack is satisfied.
Resumen de: EP4826891A1
The present invention provides a lithium secondary battery having excellent cycle characteristics and excellent temperature stability of a tab. A lithium secondary battery comprising: a laminate including a plurality of negative electrodes, a plurality of separators, and a plurality of positive electrodes; a plurality of negative electrode tab lead portions extending from the laminate; and a negative electrode tab joined to the plurality of negative electrode tab lead portions, in which the negative electrode tab lead portion is a lead portion in which a negative electrode current collector constituting the negative electrode extends from the laminate, the negative electrode tab lead portion and the negative electrode current collector include a resin layer and a copper layer formed on both surfaces of the resin layer, in a 20 pattern of an X-ray diffraction measurement of the copper layer, there is a peak A at least at 42.9° or more and 43.9° or less, a ratio (B/A) of an intensity of a peak B at 50.0° or more and 51.0° or less to an intensity of the peak A is 0.3 or less, and a half-value width of the peak A is 0.2° or less.
Resumen de: EP4826805A1
In an all-solid-state battery using an electrode containing a sulfide-based solid electrolyte, corrosion of a current collector is suppressed, and the resistance of the electrodes is prevented from increasing. An electrode for an all-solid-state battery according to the present invention includes: a mixture containing an active material and a sulfide-based solid electrolyte; and a current collector, wherein the current collector is made of an alloy containing Ni and Cr, a Ni content in the alloy is 60% by mass or more, and a Cr content in the alloy is 0.1% by mass or more and 40% by mass or less. An all-solid-state battery according to the present invention includes: a positive electrode; a negative electrode; and a solid electrolyte layer, wherein at least one of the positive electrode and the negative electrode is the electrode for an all-solid-state battery according to the present invention.
Resumen de: EP4826858A1
Disclosed is a secondary battery including: a case open on at least one of a first side or a second side and including an accommodating space formed therein; an electrode assembly accommodated in the accommodating space and including a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode; and a cap assembly coupled to the case to seal the accommodating space, and including a positive electrode terminal electrically connected to the positive electrode, and a negative electrode terminal electrically connected to the negative electrode, wherein a vent hole is formed in the case or the cap assembly, and a vent, which is configured to rupture upon a pressure in the accommodating space exceeding a predetermined reference pressure, is coupled to the vent hole.
Resumen de: EP4826833A1
The present disclosure relates to a partition jig for a secondary battery penetration test, and a penetration test apparatus and method using the same. The technical object to be solved is to suppress swelling by pressing an electrode plate charged for a penetration test of a secondary battery, thereby eliminating the possibility of explosion that may occur during a test. To this end, the present disclosure provides a partition jig for a secondary battery penetration test, and a secondary battery penetration test apparatus and method using the same, wherein the partition jig includes a main body configured to support a case of a secondary battery, a pressing portion which protrudes from the main body and enters through a perforation formed in the case of the secondary battery to press an electrode plate of an internal electrode assembly, and a nail through-hole which is formed in the pressing portion and through which a nail for a secondary battery penetration test passes.
Resumen de: EP4826822A1
The present invention relates to a solid electrolyte, a method for preparing the same, and a lithium secondary battery comprising the same. Specifically, the present invention relates to a sulfide-based solid electrolyte comprising one or more of Li2O, Li2SO4, and P2O5, a method for preparing the same, and a lithium secondary battery comprising the same.
Resumen de: EP4826829A1
0001 Provided is an all-solid rechargeable battery including: an all-solid-state electrode assembly including a negative electrode, a positive electrode, and a solid electrolyte layer placed between the negative electrode and the positive electrode; a pouch which stores the all-solid-state electrode assembly in an inner space and includes a sealing part which seals the inner space; a negative electrode tab which protrudes from the negative electrode of the all-solid-state electrode assembly through the sealing part to the outside of the pouch; and a positive electrode tab which is separated from the negative electrode tab and protrudes from the positive electrode of the all-solid-state electrode assembly through the sealing part to the outside of the pouch.
Resumen de: EP4826783A1
The purpose of one aspect of the present invention is to provide an anode active material. The anode active material includes: silicon-based particles; and a coating layer disposed on the surfaces of the silicon-based particles, wherein an average particle diameter (D50) of the silicon-based particles is 1.0-2.8 µm, the coating layer includes a polymer, and in the Raman spectrum of the anode active material, a full width at half maximum of a peak positioned in a 480-540 cm-1 region may be greater than 23 cm-1.
Resumen de: EP4826836A1
0001 A method for a battery pack includes irradiating light into a peripheral region of the battery pack. The method further includes detecting light from the peripheral region, and detecting that gas leaking from the battery pack based on data associated with the detected light.
Resumen de: EP4826866A1
0001 A battery pack includes: a plurality of battery cells along a first direction; a housing having an opening at one side, and accommodating the plurality of battery cells; a cover coupled to the housing and covering the opening; and a fire-resistant barrier assembly below the cover, and including: a fire-resistant barrier having one end connected to the cover, and extending in the first direction; a metal weight at another end of the fire-resistant barrier; and a fixing member fixing the fire-resistant barrier in a rolled state or a folded state. The fixing member is to melt at a temperature greater than or equal to a threshold, and the fire-resistant barrier is to unfold or unroll to shield a space between the plurality of battery cells when the fixing member is melted.
Nº publicación: EP4826899A1 21/10/2026
Solicitante:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD.
Resumen de: EP4826899A1
0001 A busbar assembly and a battery pack including the same are disclosed. A busbar assembly includes a first busbar electrically connecting a plurality of battery cells and a second busbar electrically connected to the first busbar and connected to a protection device, in which the second busbar includes a welding portion connected to the first busbar and a binding portion extending from the welding portion and connected to the protection device.
BOPI
Sede Electrónica
