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1357
resultados
Última actualización
13/04/2026 [10:49:00]
Resultados 25 a 50 de 1357
Resumen de: US20260098177A1
0000 The present invention relates to a composition comprising a polymer P1 comprising monomer units derived from vinylidene fluoride and optionally a comonomer M1 compatible with vinylidene fluoride and a polymer P2 comprising monomer units derived from a monomer M2 of formula R<1>R<2>C═C(R<3>)C(O)R, in which the substituents R<1>, R<2 >and R<3 >are independently selected from the group consisting of H and a C<1>-C<5 >alkyl; R is selected from the group consisting of —NHC(CH<3>)<2>CH<2>C(O)CH<3 >or —OR′, where R′ is selected from the group consisting of H and a C<1>-C<18>alkyl optionally substituted by one or more —OH groups or a five- or six-membered heterocycle comprising at least one nitrogen atom in its cyclic chain, characterised in that the crystallisation temperature of the composition is Tc<−3.7496x+130, where x is the content, by weight, of the comonomer M1 relative to the total weight of the polymer P1, and in that the composition is in powder form.
Resumen de: US20260098178A1
0000 The present invention relates to a composition comprising a polymer P1 comprising monomer units derived from vinylidene fluoride and optionally a comonomer M1 compatible with vinylidene fluoride and a polymer P2 comprising monomer units derived from a monomer M2 of formula R<1>R<2>C═C(R<3>)C(O)R, in which the substituents R<1>, R<2 >and R<3 >are independently selected from the group consisting of H and a C<1>-C<8>alkyl; R is selected from the group consisting of —NHC(CH<3>)<2>CH<2>C(O)CH<3 >or —OR′, where R′ is selected from the group consisting of H and a C<1>-C<18 >alkyl optionally substituted by one or more-OH groups or a five- or six-membered heterocycle comprising at least one nitrogen atom in its cyclic chain, characterised in that the crystallisation temperature of the composition is Tc<−3.7496x+130, where x is the content, by weight, of the comonomer M1 relative to the total weight of the polymer P1.
Resumen de: US20260100487A1
A nonaqueous electrolyte solution battery lead wire of the present disclosure includes a conductor and an insulating film having one or a plurality of layers and covering at least part of an outer peripheral surface of the conductor. The conductor has a conductor film covering at least part of a surface thereof, the conductor film contains a trivalent chromium compound including chromium hydroxide and a metal element, a ratio of a mass of chromium contained in the chromium hydroxide per unit area mg/m2 to a mass of chromium contained in the trivalent chromium compound per unit area mg/m2 is 0.30 to 0.90 at an outermost surface of the conductor film, the insulating film has an innermost layer stacked on a surface of the conductor film, the innermost layer contains, as a main component, a resin component including maleic anhydride-modified polypropylene.
Resumen de: US20260100488A1
0000 A secondary battery, according to embodiments of the present disclosure, exhibits a reduced decrease in capacity by slimming a current collecting structure. By reducing the space occupied by the current collecting structure in the longitudinal direction of an electrode assembly, the size of the electrode assembly may be increased.
Resumen de: US20260100479A1
0000 The aqueous electrolyte secondary battery contains an element and an aqueous electrolyte solution. The element includes a positive electrode plate, a negative electrode plate, and a separator interposed between the positive electrode plate and the negative electrode plate. A chemical oxygen demand in the aqueous electrolyte solution is 5 mg/L or more and 160 mg/L or less.
Resumen de: US20260100602A1
0000 The present disclosure discloses a bus voltage modulation method for a series dynamic reconfiguration battery system, comprising: collecting a voltage value of each battery module, and arranging in a descending order according to magnitudes of the voltage values; selecting a battery module corresponding to the highest voltage value; determining whether the serial number i of the selected battery module is less than a total number N of series battery modules, if a determination result is YES, accumulating voltage values corresponding to the selected battery modules, and determining whether a voltage accumulation value of the battery modules is within a preset range; and repeating the above content until an output bus voltage meets requirements for the preset range. A dynamic reconfiguration battery system based on a software-defined technology of the present disclosure can reconstruct and output a desired bus voltage according to voltages of respective battery modules in real time.
Resumen de: US20260100361A1
0000 This non-aqueous electrolyte secondary battery is characterized by comprising a positive electrode, a negative electrode, a separator that separates the positive electrode and the negative electrode from each other, and a non-aqueous electrolyte, wherein: the positive electrode contains a lithium-containing composite oxide and a sulfonic acid compound present on a particle surface of the lithium-containing composite oxide; the sulfonic acid compound is represented by formula (I); the separator has a base material layer and a heat-resistant layer formed on the surface of the base material layer; the heat-resistant layer faces at least the positive electrode; and the thickness T1 of the base material layer and the thickness T2 of the beat-resistant layer satisfy the relationship T2/T1≥0.2. (In the formula, A is a group 1 element or a group 2 element, R is a hydrocarbon group, and n is 1 or 2.)
0000
Resumen de: US20260100477A1
A battery module includes a cell assembly including a plurality of battery cells; a module terminal configured to be electrically connected to the plurality of battery cells; a module case configured to receive the cell assembly, the module case having a first end and a second end opposite the first end, the module terminal being located at the first end, the second end having a first venting hole configured to discharge gas generated from the cell assembly to outside the battery module; and a block member configured to guide the gas to the first venting hole.
Resumen de: US20260100414A1
Provided are a flame-retardant or non-flammable polymer gel electrolyte, a lithium battery including the same, a supramolecular polymer, and a method of preparing the supramolecular polymer, the flame-retardant or non-flammable polymer gel electrolyte including a supramolecular polymer, a carbonate-based solvent, a fluorine-containing linear ester-based solvent, and a lithium salt, wherein the supramolecular polymer includes a hard segment and a soft segment, the hard segment and the soft segment are connected by a urethane bond, a urea bond or a combination thereof, the soft segment includes an alkylene oxide repeating unit, and the supramolecular polymer has a glass transition temperature (Tg) of less than 0° C.
Resumen de: US20260100489A1
0000 A battery top cover assembly with welded terminal posts, which includes a top cover plate, terminal post structures, caps, sealing rings, upper insulating parts, and a lower insulating part. Two ends of the top cover plate are provided with mounting holes in the length direction; a terminal post structure is mounted in each mounting hole through a cap, a sealing ring, an upper insulating part, and the lower insulating part; a terminal post portion of the terminal post structure in one mounting hole includes a copper part and an aluminum part; and the terminal post structure in the other mounting hole is an aluminum terminal post, thereby improving production quality and yield and reducing production cost.
Resumen de: AU2025204034A1
high-voltage box 111 main control module 101 Bat P voltage Bat N acquisition module P+ KA1 B+FU1 Hall B- Main positive fuse Resistance under aging or abnormal R2 conditions High-voltage measurement V ay a y a t m o d u l e + + c o n d i t i o n s m e a s u r e m e n t Main positive fuse Resistance under aging or abnormal R2 conditions Current measurement + AResistance R3 high-voltage box 111 Imain control module 101 Bat P voltage Bat N acquisition module P+ KA1 M B+FU1 Hall B- P- KA2 FU2 RW N ay a y u r r e n t m e a s u r e m e n t + a t a t m o d u l e + + - busbar cabinet high- 100 high- SBMU voltage box 1 SBMU voltage box n battery pack1 battery pack 1 battery pack 2 battery pack 2 : : battery pack n battery pack n ay a y b u s b a r c a b i n e t
Resumen de: US20260100450A1
0000 The present disclosure provides a partition member that can suppress a reduction in heat-insulating properties. A partition member (1) is interposed between any pair of cells (92) adjacent to each other in a stacking direction in a stack (91) of multiple cells (92). The partition member (1) includes: a heat-insulating layer (2); a spacer layer (5, 5a ) interposed between the heat-insulating layer (2) and the cell (92) and made of a material different from that of the heat-insulating layer (2); and a permeation-suppressing layer (6, 6a ) interposed between the heat-insulating layer (2) and the spacer layer (5, 5a ) and configured to suppress permeation of the material of the spacer layer (5, 5a ) into the heat-insulating layer (2).
Resumen de: US20260100379A1
0000 Methods for coating electrodes, particularly anodes, more particularly lithium anodes in batteries. The coating material obtained by the methods, involves the ring-opening polymerization of dioxolane (DOL) monomers in presence of suitable polymerization initiators, crosslinkers and optional further additives. The so-obtained coating material displays advantageous features such as fast lithium ions diffusion and high conductivity, high elastic modulus blocking dendrite formation, high flexibility, scalability, controllable thickness of the coating material and homogeneity on the anode surface. The corresponding electrochemical cells and/or batteries comprising the coating material, are characterized by improved stability during the cell/battery cycling.
Resumen de: US20260098903A1
0000 A method for determining a state of charge (SOC) of a battery may include determining a measured physical battery current flowing through the battery. The method further may include determining an estimated physical battery current using a physical battery cell model. The physical battery cell model is an equivalent circuit model of a first battery cell. The method further may include determining an estimated SOC of the battery based at least in part on the measured physical battery current and the estimated physical battery current using a virtual battery cell model. The virtual battery cell model is an equivalent circuit model of a second battery cell. The second battery cell is a computer-simulated electrochemical battery cell modeled in series with the physical battery cell model. The method further may include determining the SOC of the battery based at least in part on the estimated SOC of the battery.
Resumen de: US20260098907A1
A battery management system and method for extending battery lifetime is provided. In a test mode, the battery management system controls a charging frequency of a battery cell according to a plurality of pulse wave modulation signals respectively within a plurality of time intervals. The battery management system monitors impedances of the battery cell respectively within the plurality of time intervals or a plurality of capacitance ranges. The battery management system compares the impedances with each other to select one of the impedances, and sets a frequency of the pulse wave modulation signal that is outputted for controlling the charging frequency of the battery cell such that the battery cell has the selected impedance, as a practical frequency in a practical use mode. As a result, an increase in the impedance of the battery cell is delayed so as to extend lifetime of the battery cell.
Resumen de: AU2024354975A1
According to one aspect, a method of flame arresting in an electrochemical energy storage module may include receiving one or more signals indicative of operation of a plurality of electrochemical cells; based on the one or more signals, determining an operating state of the plurality of electrochemical cells; and, according to a predetermined relationship between the operating state of the plurality of electrochemical cells and a flame risk in a shared vent in fluid communication with the plurality of electrochemical cells, controlling power to at least one fan to control movement of gas along the shared vent and toward an outlet region in fluid communication with the shared vent.
Resumen de: AU2024351198A1
System for powering an electric watercraft comprising a removable modular battery comprising a plurality of removable rechargeable battery stacks. The battery stacks are arranged inside one or more battery frames in order to facilitate the removal of depleted and/or damaged battery stacks and their replacement with charged ones. Also provided is a method for powering an electric watercraft using the modular variable capacity electric power system disclosed herein. Said system and method are particularly suitable for watercrafts operating journeys consisting of one or more intermediate stops such as ferryboats.
Resumen de: AU2024365581A1
An alkaline electrolyte including: an alkaline solution having a total hydroxide concentration of greater than 1 molar, based on a total volume of the alkaline electrolyte; and an additive including a trivalent element, wherein a concentration of the trivalent element is 1 millimolar to 5 molar, based on a total volume of the alkaline electrolyte, sulfur, and tin.
Resumen de: AU2024371298A1
A battery system includes multiple battery cells each having a cell vent configured to vent flames originating from the battery cell in the event of a thermal runaway condition of the battery cell, and an insulator disposed adjacent a first battery cell, wherein the insulator comprises a hinged element configured to align with the cell vent of the first battery cell. In a closed position, the hinged element provides insulation for the first battery cell, and in an open position, the hinged element provides a vent to enable flames venting from the cell vent of the first battery cell to escape from between the insulator and the first battery cell to thereby inhibit the flames venting from the cell vent of the first battery cell from reaching a second battery cell.
Resumen de: AU2024330580A1
Provided in the present application are a circuit, a battery management system, and an electric vehicle. The circuit comprises: a first current collection module, a second current collection module and a calculation module, wherein the first current collection module and the second current collection module are respectively connected in series to a main loop and control loop of the battery management system; and the calculation module calculates an SOC value of the battery management system on the basis of first current information collected by the first current collection module and second current information collected by the second current collection module.
Resumen de: WO2026075388A1
The present invention relates to a positive electrode active material for a lithium secondary battery, the positive electrode active material comprising: a lithium metal oxide having a lithium-rich and manganese-rich composition; and a coating layer positioned on the surface of the lithium metal oxide and containing Mo (molybdenum) and Al (aluminum).
Resumen de: AU2024326567A1
According to one aspect, a system for electrochemical power storage may include at least one instance of a battery module, each instance of the battery module including a battery enclosure and a metal-air battery, the metal-air battery disposed in the battery enclosure; a reservoir including a volume of a liquid electrolyte; a supply conduit in fluid communication between the reservoir and the battery enclosure; a pump actuatable to move the liquid electrolyte from the reservoir into the battery enclosure via the supply conduit; and a return conduit in fluid communication between the battery enclosure and the reservoir, the liquid electrolyte movable from the battery enclosure to the reservoir, via the return conduit, with the metal-air battery immersed in the liquid electrolyte in the battery enclosure.
Resumen de: AU2024328179A1
Flexible processes and systems for recovering manganese (Mn), cobalt (Co), nickel (Ni) as a purified co-precipitated product or alternatively independent products, from a lithium-ion battery waste stream are provided. The process may include upstream leaching and impurity removal prior to separation in a metal recovery system that may include a manganese (Mn) recovery unit to generate a manganese (Mn)-containing product, a cobalt (Co) recovery unit to generate a cobalt (Co)-containing product or a nickel (Ni) recovery unit to generate a nickel (Ni)-containing product or alternatively and optionally may include a co-precipitator unit to form a co-precipitated product. A lithium (Li) recovery unit may further process a portion of the waste liquid stream to form a lithium (Li)-containing product. 63378405
Resumen de: AU2024329792A1
According to one aspect, a system for electrochemical power storage may include a plurality of instances of a metal-air battery, each instance of the metal-air battery including an air electrode, a metal electrode, and a liquid electrolyte separating the air electrode from the metal electrode with the air electrode and the metal electrode ionically coupled to one another via the liquid electrolyte; and a carbon dioxide removal system into which ambient air is directable, carbon dioxide from the ambient air removable in the carbon dioxide removal system to generate purified air, and the carbon dioxide removal system in fluid communication with the plurality of instances of the metal-air batteries such that the purified air is movable from the carbon dioxide removal system to the plurality of instances of the metal-air battery.
Nº publicación: US20260100453A1 09/04/2026
Solicitante:
WRIGHT ELECTRIC INC [US]
Resumen de: US20260100453A1
0000 A battery system has a casing forming an interior chamber. The casing is comprised of a polymer. The battery system has a chemically active material contained by the interior chamber. The polymer withstands heat generated by the chemically active material. The heat is a function of a melting point of the chemically active material.
BOPI
Sede Electrónica
