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677
resultados
Última actualización
13/09/2026 [07:11:00]
Resultados 450 a 475 de 677
Resumen de: US20260260944A1
0000 The present application provides a secondary battery and an electric apparatus. The secondary battery includes a positive electrode plate, a negative electrode plate, and an electrolyte. The positive electrode plate includes a lithium-containing transition metal phosphate, where the lithium-containing transition metal phosphate includes submicron-scale and micron-scale particles. In addition, the electrolyte in the secondary battery includes a lithium salt and a film-forming stabilizer, where the lithium salt includes a first lithium salt and a second lithium salt; where the first lithium salt includes lithium hexafluorophosphate, and the second lithium salt includes one or both of lithium bis(fluorosulfonyl)imide and lithium bis(trifluoromethanesulfonyl)imide. The secondary battery designed in the present application is conducive to balancing the energy density, rate performance, and cycling performance of the battery.
Resumen de: US20260260993A1
0000 An inspection device includes: a first inspection module and a second inspection module respectively configured to inspect different parts of a battery cell; a loading module configured to acquire and transfer the battery cell, the loading module being capable of driving the battery cell to pass through the first inspection module; a carrier assembly configured to receive the battery cell transferred from the loading module, the carrier assembly being configured to convey the battery cell to pass through the second inspection module; and an unloading module configured to acquire and transfer the battery cell transported by the carrier assembly.
Resumen de: US20260257239A1
The coating mechanism includes a coating head and a speed increasing mechanism. The coating head is provided with an accommodating cavity; a cavity wall of the accommodating cavity is provided with a feed inlet and a discharge outlet. At least a part of the speed increasing mechanism is located in the accommodating cavity; the speed increasing mechanism is configured to distribute a slurry entering from the feed inlet in a first direction, the first direction intersecting with a discharge direction of the discharge outlet. The slurry enters the accommodating cavity of the coating head via the feed inlet and is applied onto an electrode plate via the discharge outlet. Utilizing a part of the speed increasing mechanism located in the accommodating cavity can increase the flow velocity of the slurry in the accommodating cavity; so, the flow velocity of the slurry in the accommodating cavity is actively increased
Resumen de: US20260260943A1
0000 A secondary battery includes a positive electrode plate, a negative electrode plate, and an electrolyte, the electrolyte includes propionate and a first additive, and the first additive includes at least one of a compound represented by formula (Ia), a compound represented by formula (Ib), or a compound represented by formula (Ic).
Resumen de: US20260261021A1
An electric energy storage device for a motor vehicle has a storage housing that defines a receiving space, and storage cells, which are arranged in the receiving space, designed to store electric energy and which each have a cell housing and at least one terminal element to which a connection element of a connection device arranged in the receiving space is assigned. The connection element assigned to the terminal element has a fuse and is electrically connected to the terminal element to which the connection element is assigned, as a result of which terminal elements are electrically connected to one another via the connection device. A foam, which connects the storage cells to one another and/or to the storage housing, is arranged in the receiving space.
Resumen de: US20260260887A1
0000 Provides is a positive electrode including a positive electrode active material layer formed on a positive electrode current collector, wherein the positive electrode active material layer includes lithium iron phosphate compound-based first positive electrode active material and a lithium nickel manganese cobalt complex oxide-based second positive electrode active material, wherein the second positive electrode active material is 10 wt % or less, based on the total weight of the first positive electrode active material and the second positive electrode active material, and the ratio (=B/A) of the average particle diameter (D<50>) B of the second positive electrode active material to the average particle diameter (D<50>) A of the first positive electrode active material is 3 or more, which has the effect of providing a high energy density lithium iron phosphate-based positive electrode.
Resumen de: US20260260951A1
0000 A battery cell includes a housing and an electrode coil inserted in the housing, wherein the electrode coil comprises a first electrode layer, a first separator layer, a second electrode layer and a second separator layer. The electrode coil also comprises a first region and a second region. A ratio of active material to non-active material in the first electrode layer is greater in the first region than in the second region. The active material can also comprise an expanding active material. Alternatively or additionally, a ratio of the expanding active material to a remaining active material is greater in the first region than in the second region. Alternatively or additionally, a density of the active material is higher in the first region than in the second region.
Resumen de: US20260260879A1
A negative electrode sheet comprises a negative electrode current collector and a negative electrode film layer arranged on at least one side of the negative electrode current collector and comprising at least one negative electrode active material layer containing a negative electrode active material. One of the at least one negative electrode active material layer comprises first and second areas. In the thickness direction of the negative electrode sheet perpendicular to a first direction, the first area at least covers two ends of the negative electrode current collector in the first direction. The second and first areas are continuously arranged in the first direction. The second area is sandwiched in the first area and covers part of the negative electrode current collector in the thickness direction. The negative electrode active material has a greater compaction density in the first area than in the second area.
Resumen de: US20260260935A1
According to exemplary embodiments, an electrolyte for a lithium secondary battery which includes an additive including a compound represented by a specific formula; an organic solvent; and a lithium salt may be provided. Thereby, the lithium secondary battery including the electrolyte for a lithium secondary battery may provide excellent high-temperature characteristics and other performances (e.g., initial resistance, rapid charge performance, room-temperature capacity characteristics, etc.).
Resumen de: US20260260889A1
0000 A secondary battery with an improved mechanical strength of an electrode active material layer includes a power generating element including an electrode including a current collector and an electrode active material layer disposed thereon, and a solid electrolyte layer containing a solid electrolyte. The secondary battery has a rectangular shape consisting of four sides in plan view, and is configured so that the electrode active material layer has a binder-oriented active material layer in which a fibrous binder is contained and the orientation rate of the fibrous binder for the direction parallel to one set of sides of the rectangular shape or the direction perpendicular to the set of sides is smaller than 45°.
Resumen de: US20260260931A1
0000 A solid electrolyte containing a lithium (Li) element, a sulfur(S) element, a phosphorous (P) element, a halogen (X) element, and a nitrogen (N) element. The molar ratio of the difference between the Li and S elements to the P element is 1.5 to 2.2. The molar ratio of the sum of the Li and X elements to the P element is preferably 7.1 to 10.0. The solid electrolyte preferably exhibits diffraction peaks at 2θ=25.5°±1.0°, 29.8°±0.5°, and 31.2°±1.0° in a diffraction pattern measured by an X-ray diffractometer.
Resumen de: US20260260934A1
0000 A polymer electrolyte including a cross-linked polymer including: a repeating unit (A) derived from a cross-linkable monomer including two or more double bond functional groups including an ester bond; and a repeating unit (B) derived from an ionic monomer including one double bond functional group and an ionic functional group.
Resumen de: US20260260875A1
A negative electrode for a secondary battery includes: (1) a current collector; (2) a first negative electrode active material layer provided on the current collector; and (3) a second negative electrode active material layer provided on the first negative electrode active material layer. A porosity of the second negative electrode active material layer is 5% to 20% higher than a porosity of the first negative electrode active material layer. A secondary battery including the negative electrode, a positive electrode, and a separator. A method for manufacturing the negative electrode.
Resumen de: US20260257576A1
One or more examples provide an electric vehicle or a device for use with an electric vehicle, including an electric vehicle charging system and method. In one example, an electric truck with an electric tailgate is disclosed.
Resumen de: US20260260962A1
The invention relates to a device for the thermal regulation of a vehicle battery pack, which includes: a housing including a circuit for circulating heat-transfer fluid, which housing is suitable for housing the pack, which pack includes at least two battery cells each having two large lateral faces, which cells are adjacent at one of their large lateral faces; a spacer installed between the cells and configured to contact the adjacent large lateral faces of the cells; the spacer includes: a perforated part situated opposite the large adjacent lateral faces and extending over most of the large faces; one or more ribs extending in the perforated part, the rib or ribs being arranged so as to form at least one forced-circulation circuit for the circulation of the heat-transfer fluid between the cells.
Resumen de: US20260257327A1
0000 A high-strength lithium battery nail gun with a composite energy storage structure is provided, which includes a gun body (1) having a tail section provided with an energy storage structure. The energy storage structure includes a spring compressing mechanism (2) and a vacuum cylinder mechanism (3). The spring compressing mechanism (2) includes a compression cavity (21), a spring (22), a spring piston (23) and a working piston rod (24). The spring (22) and the spring piston (23) are mounted in the compression cavity (21). A front end of the spring piston (23) is connected to the working piston rod (24). The lower part of the working piston rod (24) is provided with an upper rack structure (241). The vacuum cylinder mechanism (3) includes a cylinder (31) and a cylinder piston (32). A completely sealed vacuum chamber (3a ) is formed by the cylinder piston (32) and a tail end part of the cylinder (31). The upper side of the vacuum cylinder piston rod (33) is provided with a lower rack structure (331). The lower rack structure (331) is in engaged transmission with the upper rack structure (241) through a transmission gear (5). Through the energy storage structure, the spring compressing mechanism (2) and the vacuum cylinder mechanism (3) are organically combined into a whole body, so that the energy storage strength can be multipled, and the axial and radial vibration at the end of nailing can be effectively reduced.
Resumen de: US20260260902A1
Disclosed is an electrochemical cell comprising a conductive host material configured to sustain a plurality of plating/stripping cycles such that an active anode metal material is repeatedly plated and then stripped during the electrochemical cell operation and wherein the host material comprises a) a substrate; and b) a coating disposed on the substrate, where the coating comprises at least one chalcogen. Also disclosed are electrochemical cells comprising such templates and methods of making and using the same.
Resumen de: US20260257461A1
Reinforced microporous polyolefin sheets comprise one or more layers of a microporous polyolefin and a non-woven fabric at least partially embedded in the microporous polyolefin. The reinforced microporous polyolefin sheet is made in an extrusion lamination process by which a polyolefin sheet and non-woven fabric are laminated, followed by sequential cold and hot stretching steps to produce the micropores.
Resumen de: US20260257094A1
0000 Disclosed is a composition which is applied to products or elements generating heat or having possibility of ignition or explosion during driving, storage and/or maintenance processes. The composition is capable of effectively responding to the heat, ignition, and explosion. For example, the composition is applied to an article comprising a plurality of the products or elements. The composition is capable of responding to abnormal heat generation, explosion, and ignition occurring in any one element or product, and is capable of preventing or minimizing propagation of such heat generation, explosion, and ignition to other adjacent elements or products. The composition also exhibits excellent handleability and storage stability.
Resumen de: US20260260874A1
0000 A negative electrode for a secondary battery includes: a current collector; a first negative electrode active material layer provided on the current collector; and a second negative electrode active material layer provided on the first negative electrode active material layer. The first and second negative electrode active material layers include a silicon-based active material and natural graphite that has an average particle diameter (D50) of 9 μm or less. A difference in porosity between the first negative electrode active material layer and the second negative electrode active material layer is 6% or less. A secondary battery includes the negative electrode for a secondary battery, a positive electrode, and a separator.
Resumen de: US20260260928A1
0000 Provided are: a novel use of 1,1,1,3,5,5,5-heptafluoro-2-pentene (HFO-1447), particularly a novel use of HFO-1447 in a nonaqueous electrolytic solution; a nonaqueous electrolytic solution containing HFO-1447; and a secondary battery including the nonaqueous electrolytic solution. Use of 1,1,1,3,5,5,5-heptafluoro-2-pentene in a nonaqueous electrolytic solution; and a nonaqueous electrolytic solution containing an electrolyte, 1,1,1,3,5,5,5-heptafluoro-2-pentene and a nonaqueous organic solvent; and a secondary battery including said nonaqueous electrolytic solution.
Resumen de: US20260260966A1
A heat transfer suppression sheet contains an inorganic particle, an organic fiber and a plurality of three-dimensionally connected pores. The organic fiber may include a fusion portion covering at least a portion of a surface of the organic fiber, and at least a portion of the inorganic particle may be fused to the organic fiber by the fusion portion.
Resumen de: US20260259270A1
Methods of operating electrochemical storage devices, such as secondary batteries, battery modules, and battery cells, using machine-learning models for detecting operating conditions that indicate that one or more electrochemical storages device is/are experiencing an anomaly that may affect its operation. In some embodiments such a method may include deploying an anomaly handler that implements a trained clustering model to identify anomalous operating data and using output of the clustering model to take an operation-control action to control an operation of one or more electrochemical storage devices and/or provide an indication that attention may be needed. In some embodiments a trained detector model is deployed to filter out “normal” operating data so that the trained clustering model handles only “anomalous” operating data, which can drive improvements to the anomaly handler. Methods of training machine-learning models and apparatuses and systems implementing anomaly handlers are also disclosed.
Resumen de: US20260260996A1
The curable adhesive composition for a battery of the present invention is a curable adhesive composition for a battery comprising a hydrolyzable silyl group-containing organic polymer and a thermally conductive filler, wherein a cured product of the curable adhesive composition for a battery has a Shore A hardness of 90 or less and a shear strength of 0.5 to 5 MPa. The present invention is capable of providing a curable adhesive composition for a battery, the composition having good reworkability while having suitable adhesion.
Nº publicación: US20260257937A1 03/09/2026
Solicitante:
PROTERIAL LTD [JP]
Proterial, Ltd.
Resumen de: US20260257937A1
0000 Provided are a method for manufacturing a positive-electrode active material for a lithium-ion secondary battery that has excellent electrochemical characteristics and makes it possible to reduce the amount of greenhouse gases (GHGs) discharged, a precursor used in the aforementioned method, and a method for manufacturing the precursor. The present invention is a method for manufacturing a precursor of a positive-electrode active material for a lithium-ion secondary battery, the method having an oxidation step for mixing together a metal nickel powder and a lithium-containing compound, and then oxidizing the metal nickel powder after the mixing, the oxidation step resulting in formation of a precursor including nickel oxide having an oxidation rate of 10-70%, the oxidation rate indicating the proportion of the amount of oxidized nickel to the entire amount of Ni contained.
BOPI
Sede Electrónica
