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1277
resultados
Última actualización
15/08/2025 [07:19:00]
Resultados 375 a 400 de 1277
Resumen de: US2025248494A1
An assembly is provided that includes an umbrella hub and a battery pack. The umbrella hub includes a hub body and a support portion. The hub body to be disposed about an umbrella pole. The hub body including an upper surface and a lower surface. The support portion disposed at the lower surface of the hub body. The battery pack includes a housing, an outer periphery, an inner periphery, a projection, and a battery cell. The housing includes a first portion and a second portion. The outer periphery and the inner periphery are each defined in part by the first portion and the second portion. The projection extends from the inner periphery. The projection to rest on the support portion of the umbrella hub to couple the battery pack to the umbrella hub. The battery cell disposed in the housing to supply or receive power through an electrical connection.
Resumen de: US2025250668A1
This invention relates to continuous process for preparing composite particles by continuous introduction of a porous particle feedstock and a silicon precursor gas into a first reaction zone and continuous withdrawal of a composite particles and an effluent gas from the first reaction zone, the composite particles comprising a porous particle framework and elemental silicon within the pores of the porous particle framework.
Resumen de: US2025253469A1
A protective device (100) for arranging on an impact-sensitive element (102), for example on a battery element (106), wherein the protective device (100) comprises the following: a wall element (108) and an adaptation element (116) arranged on the wall element (108).
Resumen de: US2025253325A1
In one aspect, a battery is provided having an anode, a cathode and an electrolyte between the anode and the cathode. The anode includes an anode body is formed of a magnesium alloy having a percent by weight ratio in the range of about 77.0-99.8% wt. magnesium, 0.1-8.0% wt. aluminum, 0.1-5.0% wt. zinc, 0-5.0% wt manganese, and 0-5.0% wt. iron. The cathode includes a cathode body.
Resumen de: US2025253327A1
A lithium ion battery and an electricity-consumption device are provided. The electrolyte includes a borate-based additive. A mass fraction w1 of the borate-based additive in the electrolyte satisfies 0.01%≤w1≤2%.
Resumen de: US2025253413A1
A method for producing a lithium ion power storage device includes a step of forming a cylindrical cell and a step of accommodating the cylindrical cell in a casing. In the step of forming the cylindrical cell, the electrode foil and the separator are wound while applying tension in an extension direction to the laminated electrode foil and separator. In the step of forming the cylindrical cell, the cylindrical cell is formed by winding the electrode foil and the separator into a cylindrical shape. In the step of accommodating the cylindrical cell in the casing, the cylindrical cell is accommodated in a tubular casing together with an electrolytic solution. In the step of forming the cylindrical cell, a cylindrical cell in which a pressure of 0.5 MPa or more and 0.7 MPa or less is applied between the electrode foils facing each other via the separator is formed.
Resumen de: US2025253409A1
A manufacturing method of a solid-state battery comprising a cathode layer, an anode layer, and a solid electrolyte layer disposed between the cathode layer and the anode layer and that also uses a deposition-dissolution reaction of metal lithium, wherein one surface of the solid electrolyte layer is a film forming face, and a protective layer having Li ion conductivity is formed on the film forming face. A step of obtaining a laminate in which the anode layer, the protective layer, and the cathode layer are laminated in this order after the film forming step, and pressing the laminate. The protective layer is formed so that an area of the protective layer is smaller than an area of the solid electrolyte layer when the laminate is viewed from the anode layer side.
Resumen de: US2025253407A1
An electrolyte for sodium secondary battery, a sodium secondary battery, a battery module, and an electric apparatus. The electrolyte for sodium secondary battery includes a sodium salt, an ether solvent, and a fluoroether solvent. The electrolyte includes ether solvent molecules and fluoroether solvent molecules that form a co-solvation structure with sodium ions.
Resumen de: US2025253419A1
A control device of a storage battery system can determine a deterioration level of each of first storage battery modules and second storage battery modules. In addition, the control device can give a notification of at least one of exchange between a predetermined first storage battery module and a predetermined second storage battery module and change of storage positions of the predetermined first storage battery module and the predetermined second storage battery module, in accordance with the deterioration level of each of the first storage battery modules and the second storage battery modules.
Resumen de: US2025253441A1
Thermal barrier systems are provided for use within traction battery packs. An exemplary thermal barrier system may include one or more expandable gap fillers configured to transition from a compressed state to an uncompressed state when a temperature near the expandable gap filler exceeds a predefined temperature threshold. In the uncompressed state, the expandable gap filler reduces a free air volume of a void space of the traction battery pack, thereby managing or even preventing the transfer of thermal energy to nearby structures.
Resumen de: US2025253439A1
A temperature control arrangement for controlling the temperature of at least one component may include a temperature control circuit, a conveyor configured to drive a temperature control agent in the temperature control circuit, and a storage tank for intermediate storage of the temperature control agent. The storage tank may include a housing surrounding a housing interior, a fluid inlet arranged on the housing, a fluid outlet arranged on the housing, and at least one molded body composed of an open-pored foam and through which the temperature control agent is flowable. The fluid inlet may have an inlet opening via which the temperature control agent is introducible into the housing interior. The fluid outlet may have an outlet opening via which the temperature control agent is dischargeable after passing through the housing interior. The at least one molded body may be arranged in the housing interior.
Resumen de: US2025253360A1
A storage container includes a housing that encloses a housing interior, through which the temperature control agent can flow for intermediate storage. The housing includes a fluid inlet and outlet, each with respective openings for introducing and discharging the temperature control agent. A housing opening provides fluid communication between the housing interior and the external environment. A sealing element is positioned in the housing opening to seal it in a fluid-tight manner when arranged. A drying device, positioned on the sealing element, absorbs moisture from the temperature control agent within the housing interior. The drying device is arranged within the housing interior, while the sealing element remains positioned in the housing opening.
Resumen de: US2025253427A1
A battery cell recycling device includes a workbench, an end surface tape processing module, and a termination tape processing module. The workbench is configured to carry the battery cell. The end surface tape processing module includes a first cutter assembly and a second controller. The first driving member of the first cutter assembly is configured to drive the first cutter to move to cut end surface tapes. The second controller is configured to control start and stop of the first driving member. The termination tape processing module includes a first clamp assembly configured to clamp or release the battery cell located on the workbench, a separator lifting assembly configured to lift the large surface separator and a second cutter assembly. The second driving member of the second cutter assembly is configured to drive the second cutter to move in a first direction to cut off the large surface separator.
Resumen de: WO2025161146A1
The present application relates to an automatic production system for a composite copper foil, applied to the field of composite metal foil processing. The system comprises an electroplating mechanism used for electroplating on the surface of a base film to form a finished product; an unwinding mechanism used for winding the base film is fixed to one end of the electroplating mechanism, and a winding mechanism used for winding the finished product is fixed to the end of the electroplating mechanism distant from the unwinding mechanism; a detection mechanism is arranged between the electroplating mechanism and the winding mechanism; the detection mechanism comprises a cleaning and drying assembly and a detection and oxidation assembly; and the winding mechanism drives the finished product to sequentially pass through the cleaning and drying assembly and the detection and oxidation assembly. The present application has the effect of a low defective rate.
Resumen de: WO2025161311A1
A battery (100) and an electrical device. The battery (100) comprises: a case (10) which is internally provided with an accommodating space, wherein the case (10) comprises a bottom protection plate (102) and a grounding point, the bottom protection plate (102) being connected to the grounding point, and a conductive exposed area (1021) being provided on a side surface of the bottom protection plate (102) that faces the accommodating space; at least one battery cell (20), wherein the battery cell (20) is accommodated in the accommodating space, and the battery cell (20) comprises a terminal post; and an electrical connection assembly (30) which is accommodated in the accommodating space and comprises a connecting piece (301), wherein the connecting piece (301) is located between the bottom protection plate (102) and the battery cell (20), and is connected to the terminal post, and when electrolyte of the battery cell (20) leaks, the connecting piece (301) is electrically connected to the grounding point by means of the electrolyte and the conductive exposed area (1201).
Resumen de: WO2025161266A1
An electrolyte solution and an electrochemical device comprising same. The electrolyte solution comprises an electrolyte, a non-aqueous organic solvent, and additives. The additives include a sulfonic anhydride additive and a dehydration additive. The mass of the sulfonic anhydride additive accounts for 0.2%-2.5% of the total mass of the electrolyte solution. The mass of the dehydration additive accounts for 0.2%-1.5% of the total mass of the electrolyte solution. The structural formula of the sulfonic anhydride additive is shown as formula I: Formula I, wherein R1 is selected from C2-C3 alkylene, C2-C3 alkenylene, C2-C3 fluoroalkylene, and C2-C3 fluoroalkenylene. The dehydration additive is selected from one or more of dicyclohexylcarbodiimide, hexamethyldisilazane, and maleic anhydride. The electrolyte solution can mitigate gas production of a battery and improve the long cycle performance of a sodium ion battery.
Resumen de: US2025250384A1
Disclosed herein are bio-based copolymers comprising in polymerized form (i) at least one polymerizable bio-based monomer containing one phenolic hydroxyl group which has been derivatized to provide at least one polymerizable functional group which is an ethylenically unsaturated functional group (such as a methacrylate group), where the precursors of the polymerizable bio-based monomers are derived from raw lignin-containing biomass, and (ii) at least one ion-conducting co-monomer other than the bio-based monomer. Also disclosed herein are binders comprising the bio-based copolymers, electrodes comprising the binder, polymer electrolytes comprising the bio-based copolymer and an electrochemical device comprising an electrode in electrical contact with a polymer electrolyte, wherein at least one of the electrode and the polymer electrolyte comprises the bio-based copolymer.
Resumen de: US2025250272A1
The present application provides diamine compounds, polyimide acids, polyimides, and preparation methods therefor and uses thereof. The diamine compound has a chemical structural formula represented by formula (I),wherein R1 and R2 are independently selected from a single bond, substituted or unsubstituted alkylene, substituted or unsubstituted alkenylene, substituted or unsubstituted alkynylene, substituted or unsubstituted arylene, substituted or unsubstituted arylenealkyl, substituted or unsubstituted heteroarylene, substituted or unsubstituted heteroarylenealkyl, or substituted or unsubstituted alicylidene.
Resumen de: US2025250169A1
A compound represented by the Formula 1 and having an argyrodite-type crystal structure:LiaM1xM2wPSyM3z Formula 1wherein M1 is at least one element of Group 2 or Group 11 of the periodic table, M2 is at least one metal element other than Li of Group 1 of the periodic table, M3 is at least one element of Group 17 of the periodic table, and wherein 4≤a≤8, 0
Resumen de: US2025250167A1
The present disclosure relates to a process for purifying a lithium salt of bis(fluorosulfonyl)imide (LiFSI), wherein the purified LiFSI is extracted from a crude LiFSI through supercritical fluid extraction. The present invention also relates to the purified LiFSI obtained therefrom, as well as the use of such LiFSI in an electrolyte for batteries.
Resumen de: US2025250138A1
Provided is a battery cell material recycling apparatus. The battery cell material recycling apparatus includes a first vacuum belt conveying mechanism and a second vacuum belt conveying mechanism. The first vacuum belt conveying mechanism has a first feed end and a first discharge end opposite to each other in a conveying direction of the first vacuum belt conveying mechanism. The second vacuum belt conveying mechanism has a second feed end and a second discharge end opposite to each other in a conveying direction of the second vacuum belt conveying mechanism. The second feed end is located above the first discharge end. A guide roller is disposed below the second discharge end. The guide roller is movable back and forth in the conveying direction of the second vacuum belt conveying mechanism.
Resumen de: US2025253352A1
Disclosed herein is an electrolytic copper foil for a current collector of a secondary battery. The electrolytic copper foil ranges in elongation per unit thickness at room temperature from 1.3 to 2.0%/μm and in I(200)/I(111) at room temperature from 3.4 to 0.5, wherein I(200)/I(111) is a ratio of an intensity of a diffraction peak for (200) lattice plane to an intensity of a diffraction peak for (111) lattice plane on an XRD spectrum for a deposited plane.
Resumen de: US2025253406A1
This application discloses a nonaqueous electrolyte solution, a secondary battery containing the nonaqueous electrolyte solution, and an electrical device. The nonaqueous electrolyte solution includes: a compound A including a saturated five-membered ring or six-membered ring and at least one fluorine-containing substituent, where the ring contains 1 or 2 oxygen atoms as ring atoms, and a ring carbon atom connected to the oxygen atom in the ring is not directly replaced by fluorine; and a compound B including a saturated five-membered ring or six-membered ring that contains 1 or 2 oxygen atoms as ring atoms, where at least one ring carbon atom connected to the oxygen atom in the ring is directly replaced by at least one fluorine atom.
Resumen de: US2025253354A1
An apparatus for manufacturing an electrode according to an embodiment of the present disclosure includes: a supply portion supplying an electrode plate to which an electrode active material is applied; at least one thickness measuring portion measuring a thickness of the electrode plate; and at least one thickness reinforcing portion adding at least one reinforcing material to the electrode plate. An electrode assembly according to an embodiment of the present disclosure includes: a positive electrode plate to which a positive active material is applied, a negative electrode plate to which a negative active material is applied, and at least one of the positive electrode plate and the negative electrode plate includes at least one reinforcing material in at least a partial region thereof.
Nº publicación: US2025253399A1 07/08/2025
Solicitante:
CONTEMPORARY AMPEREX TECH HONG KONG LIMITED [CN]
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
Resumen de: US2025253399A1
An electrolyte for a sodium secondary battery, the sodium secondary battery, and an electric device. The electrolyte for the sodium secondary battery includes a diluent, where the diluent includes an alkyl alkoxy silane compound. The sodium secondary battery includes the electrolyte described above. The electric device includes the sodium secondary battery described above.
BOPI
Sede Electrónica
