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1369
results.
Updated on
16/02/2026 [07:08:00]
Results 100 to 125 of 1369
Absstract of: US20260045816A1
A battery control apparatus may include a power supply unit connected to a charging and discharging path of a battery, a driving unit configured to operate the power supply unit by applying a starting power to the power supply unit during a preset starting time from the charging and discharging path, a switching unit connected between the charging and discharging path of the battery and the power supply unit, and a control unit configured to turn on the switching unit in response to that a first operation power output from the power supply unit is applied, and to be driven through a second operation power generated by the power supply unit after the starting time.
Absstract of: US20260045533A1
A support apparatus includes a support member into which a target object is inserted, an anti-separation member in which an anti-separation region, at least a portion of the anti-separation member, is exposed to the outside of the support member, a driving unit connected to the anti-separation member, and a pressing portion connected to the driving unit and having at least a portion exposed to the outside of the support member, wherein the driving unit moves the anti-separation member when the pressing portion is pressed.
Absstract of: US20260045487A1
A method for producing electrode composite powder according to the present disclosure includes: (a) kneading active material particles and a sulfide solid electrolyte while adding a solvent; and (b) after step (a), kneading the active material particles and the sulfide solid electrolyte without adding a solvent, so as to at least partially deform the sulfide solid electrolyte and coat at least part of a surface of the active material particles with the sulfide solid electrolyte. The kneading speed in step (a) is lower than the kneading speed in step (b). The electrode composite powder includes the active material particles and the sulfide solid electrolyte.
Absstract of: US20260045492A1
Composite particles contain an active material having a conductive material-containing coating layer. A conductive material forming the conductive material-containing coating layer includes a fibrous conductive material. A value of a ratio E2/E1 of convexity E2 of the active material having the conductive material-containing coating layer relative to convexity E1 of the active material itself is 0.9999 or less.
Absstract of: US20260045602A1
The invention relates to a battery shell, in particular a battery shell of a traction battery, the battery shell being molded from a molding compound and a continuous-fiber-reinforced insert, the continuous-fiber-reinforced insert having a first surface of which greater than or equal to 50%, preferably greater than or equal to 60%, and particularly preferably greater than or equal to 75%, is not overpressed by the molding compound.Furthermore, the invention relates to a tool for producing this battery shell and a method for producing the battery shell.The invention also relates to a traction battery comprising said battery shell and to a motor vehicle comprising said battery shell.
Absstract of: US20260045477A1
A method of manufacturing an energy storage apparatus includes locating a first active material layer of a positive electrode active material layer and a negative electrode active material layer on a current collector foil and pressing the first active material layer, and locating a second active material layer of the positive electrode active material layer and the negative electrode active material layer on the current collector foil and pressing the second active material layer together with the first active material layer. In the locating and pressing the first active material layer the first active material layer, which is more easily crushed than the second active material layer, is located on the current collector foil, and is pressed at a pressure equal to the pressure at which the second active material layer is pressed, or at a pressure higher than the pressure at which the second active material layer is pressed.
Absstract of: US20260045514A1
Disclosed are an electrode and a method for manufacturing the same. The electrode includes: a current collector; and an electrode layer disposed on at least one surface of the current collector and a non-coated portion having no electrode layer, wherein the vertical section of the electrode layer is provided with a central portion of the electrode layer, and an end portion that is extended from each of both sides of the central portion of the electrode layer and is in contact with the current collector, while the height of the central portion of the electrode layer decreases, the electrode layer shows a slope of the end portion of 80-90°, and the slope of the end portion refers to an angle formed by a boundary point at which the end portion of the electrode layer contacts the current collector, between the tangent line in contact with the end portion and one surface of the current collector facing the electrode layer.
Absstract of: US20260045805A1
Improved systems and methods for balancing a state of charge (SOC) of a plurality of batteries are disclosed. For example, a system may include multiple battery strings connected in parallel to one another through a common bus. Each battery string may include a power converter and multiple battery modules connected in series. The power converter may be configured to regulate the combined power output of the battery modules. Each battery module may include multiple relays that may be controlled to discharge, charge, and/or bypass that battery module. Collectively, the power converters of the battery strings and the relays of the battery modules may be controlled to balance the battery strings with one another and to balance the battery modules within each of the battery strings.
Absstract of: US20260045813A1
The present application discloses a charging module and a battery charging case, and the charging module is used for the battery charging case, and the charging module includes a charging compartment, a charging clamping structure, and a first drive assembly; the charging compartment includes a compartment body and a first bracket, and the first bracket is installed in the chamber of the compartment body and includes a battery installation through slot for accommodating the batteries to be charged; the charging clamping structure is installed on the first bracket corresponding to the battery installation through slot, and the first drive assembly is drivingly connected to the charging clamping structure.
Absstract of: US20260045809A1
The present application discloses a charging module and a battery charging case, the charging module includes a charging compartment and a transfer component. The charging compartment includes a compartment body and a second bracket; the first discharging side of the second bracket includes a first opening for the fully charged batteries to flow through, and the second discharging side of the second bracket includes a second opening for the waste batteries to flow through; the transfer component is installed on the second bracket and located between the first discharging side of the second bracket and the second discharging side of the second bracket. The transfer component switches between the first and second transfer states, such that the fully charged batteries are transferred through the first opening in the first transfer state, and the waste batteries are transferred through the second opening in the second transfer state.
Absstract of: US20260045808A1
A battery device includes: a main processor to monitor a voltage of a battery in a wake-up state, and perform a protection operation of a battery pack depending on a monitoring result; and a sub-processor to monitor the voltage of the battery in a sleep state of the main processor, and generate a wake-up signal for waking up the main processor when an abnormality occurs in the voltage of the battery monitored by the sub-processor. The main processor is to be woken up by the wake-up signal, monitor the voltage of the battery, determine a current status of the battery pack depending on the voltage of the battery monitored by the main processor, and perform the protection operation depending on a determination result.
Absstract of: US20260045667A1
An insulation taping device for a secondary battery includes a jelly roll case, into which a jelly roll with a tape attached to a top surface of the jelly roll is to be introduced, an insertion jig including a through-hole and positioned above the jelly roll case, the insertion jig being configured to be coupled to a bottom end of a can, and the through-hole being configured to be coupled to a top end of the jelly roll case to guide the jelly roll, and a driver configured to drive the jelly roll case into the insertion jig, the tape on the top surface of the jelly roll contacting the insertion jig and adhering to a side surface of the jelly roll as the jelly roll is inserted into the can in the insertion jig.
Absstract of: US20260045495A1
A cathode material, a cathode slurry and a lithium ion battery provided. The cathode material has a general chemical formula of LiσNiaCobMncM1xM2yM3zO2+r, where 0.80≤σ≤1.20, a+b+c+x+y+z=1, 0.6≤a≤1.0, 0.0≤b≤0.10, 0.0≤c≤0.3, 0
Absstract of: US20260045493A1
Disclosed are positive electrodes, and rechargeable lithium batteries including the positive electrodes. A positive electrode includes a composite substrate that includes a first metal layer, a second metal layer, and a polymer layer between the first metal layer and the second metal layer, a protection layer on the first metal layer, and a positive electrode active material layer on the protection layer. The protection layer includes boron nitride particles.
Absstract of: US20260045483A1
In an embodiment, a Li-ion battery cell comprises an anode electrode with an electrode coating that (1) comprises Si-comprising active material particles, (2) exhibits an areal capacity loading in the range of about 3 mAh/cm2 to about 12 mAh/cm2, (3) exhibits a volumetric capacity in the range from about 600 mAh/cc to about 1800 mAh/cc in a charged state of the cell, (4) comprises conductive additive material particles, and (5) comprises a polymer binder that is configured to bind the Si-comprising active material particles and the conductive additive material particles together to stabilize the anode electrode against volume expansion during the one or more charge-discharge cycles of the battery cell while maintaining the electrical connection between the metal current collector and the Si-comprising active material particles.
Absstract of: US20260045489A1
Various embodiments provide a battery, a bulk energy storage system including the battery, and/or a method of operating the bulk energy storage system including the battery. In various embodiment, the battery may include a first electrode, an electrolyte, and a second electrode, wherein one or both of the first electrode and the second electrode comprises direct reduced iron (“DRI”). In various embodiments, the DRI may be in the form of pellets. In various embodiments, the pellets may comprise at least about 60 wt % iron by elemental mass, based on the total mass of the pellets. In various embodiments, one or both of the first electrode and the second electrode comprises from about 60% to about 90% iron and from about 1% to about 40% of a component comprising one or more of the materials selected from the group of SiO2, Al2O3, MgO, CaO, and TiO2.
Absstract of: US20260045485A1
The present invention relates to a negative electrode active material including: Si particles; first particles; and second particles, in which the first particles have a volume expansion rate due to Li occlusion of 0% to 80%, and the second particles have a volume expansion rate due to Li occlusion of 100% to 300%.
Absstract of: US20260045510A1
A dispersion containing water, a gelling agent, and 0.3 to 2 wt. % of single-walled and/or double-walled carbon nanotubes with a weight ratio of the single-walled and/or double-walled carbon nanotubes to the gelling agent at least 0.05 and not more than 10, wherein the dispersion contains gel particles formed by agglomerates of gelling agent molecules physically bound into a weak gel network by single-walled and/or double-walled carbon nanotubes. Also disclosed a method for producing a dispersion, a method for producing cathode and anode slurries, cathode and anode slurries, and a cathode and an anode are provided. The problems of obtaining an aqueous dispersion of single-walled and/or double-walled carbon nanotubes with both high stability during storage and transportation and low viscosity under various processes of its application, and producing electrode slurries and then lithium-ion battery electrodes, are addressed.
Absstract of: US20260045512A1
A composite negative electrode sheet, a preparation method thereof, and a lithium ion battery using the same are provided. The composite negative electrode sheet includes a current collector, an active coating and an insulation coating that are disposed in sequence. The insulation coating includes a polymer, an inorganic filler, and a fast ion conductor, the active coating includes a binder and an active material, and a solubility parameter difference between the polymer and the binder is expressed as |Δϵ| that is greater than 0.5 (J/cm3)1/2.
Absstract of: US20260045520A1
In one aspect, a metal separator is provided that comprises: a) a first base material including a first manifold part; b) a second manifold part, wherein the first manifold part and the second manifold part each have a plurality of openings and a surface layer part present between the plurality of openings, and c) a surface-modified layer formed, respectively, on an upper surface of the surface layer parts and an inner surface of the openings.
Absstract of: US20260045508A1
A method of manufacturing a secondary battery is provided and including a positive electrode, a negative electrode, and an electrolytic solution. The positive electrode includes a positive electrode active material layer. The positive electrode active material layer includes a positive electrode active material, a positive electrode binder, and a positive electrode conductor. The negative electrode includes a negative electrode active material. The positive electrode active material includes a lithium-cobalt composite oxide. The positive electrode binder includes a vinylidene fluoride polymer having a melting point of higher than or equal to 160° C. and lower than or equal to 170° C. The positive electrode conductor includes carbon black having a hollow structure. The negative electrode active material includes a carbon material.
Absstract of: US20260045506A1
Cathodes for a lithium-ion battery are provided, the cathode comprising the following components: (A) at least one cathode active material; and (B) at least one electrode binder; the cathode active material of the component (A) being in the form of particles on the surfaces of which at least some of the electrode binder of the component (B) is covalently bonded. Lithium-ion batteries comprising the cathodes are further provided.
Absstract of: US20260045502A1
A carbon material has a volume-based average particle size d50 of 9 μm or less, a true density of 2.25 g/cm3 or less, and a Raman R value of 0.50 or less, the Raman R value being represented by the equation: {(intensity IB of peak PB near 1360 cm−1 in Raman spectrum analysis)/(intensity IA of peak PA near 1580 cm−1 in Raman spectrum analysis)}.
Absstract of: US20260045625A1
A battery includes a case, a post terminal and a pole group in the case. A first side of the case is provided with a first explosion-proof structure extending annularly. A part of the first side of the case located on an inner circumferential side of the first explosion-proof structure is a first separable portion covering a pressure relief opening of the case. The post terminal is on the first separable portion. A side of the pole group adjacent to the post terminal is connected to a connecting piece which includes a connecting portion connected to the pole group and a second separable portion separable from the connecting portion to expose a through opening in the connecting portion. The post terminal is connected to the second separable portion.
Nº publicación: US20260045659A1 12/02/2026
Applicant:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO, LTD
Absstract of: US20260045659A1
A secondary battery, including an electrode assembly including an electrode tab protruding to one side, a case accommodating the electrode assembly and having an open side and an electrode terminal, a case cover sealing the open side of the case, and an anisotropic conductive film on the electrode tab, the anisotropic conductive film electrically connecting and joining the electrode tab and the electrode terminal.
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