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746
results.
Updated on
21/08/2026 [07:19:00]
Results 550 to 575 of 746
Absstract of: US20260233635A1
An example embodiment includes a battery having a plurality of battery modules, each battery module comprising a plurality of battery cells; a pressure control system configured to provide fluid having a target fluid pressure that achieves a target pressure to be applied to respective battery cells of a battery module; and a thermal control system configured to supply coolant to the battery module to achieve a target temperature.
Absstract of: US20260237661A1
0000 The present disclosure provides a nonaqueous lithium power storage element in which the positive electrode active substance layer contains lithium iron phosphate and a carbon material containing activated carbon as the positive electrode active substance. When the content of carbon material in the positive electrode active substance layer is X<1 >(mass %) and the lithium iron phosphate content is X<2 >(mass %), the lithium iron phosphate mass ratio (X<2>/(X<1>+X<2>)) is 0.40 to 0.85. The total pore volume of the positive electrode active substance layer is 0.29 cc/g to 0.70 cc/g, the void diameter D25 of the positive electrode active substance layer is 0.34 μm to 0.64 μm, the void diameter D75 of the positive electrode active substance layer is 0.10 μm to 0.20 μm, and the difference between the void diameter D25 and the void diameter D75 (D25−D75) is 0.20 μm to 0.45 μm.
Absstract of: US20260237732A1
0000 This solid electrolyte contains, as main elements, lithium, zirconium, sulfur, oxygen, and chlorine, in which in an X-ray diffraction pattern using Cu-Kα as a radiation source, peaks are confirmed at a diffraction angle 2θ=32.0°±0.5°, a diffraction angle 2θ=41.8°±0.5°, and a diffraction angle 2θ=50.4°±0.5°.
Absstract of: US20260237671A1
The present invention provides a method for producing an electrode with which it is possible to obtain a mixture sheet exhibiting good stretchability. This method for producing an electrode is characterized by including a mixture sheet preparation step in which a powder of an electrode mixture including an active material and a fibrous binder and having a solid content concentration of substantially 100% is molded into a sheet shape to prepare a mixture sheet, and a bonding step in which the mixture sheet is bonded to the surface of a core material, wherein the binder contains polytetrafluoroethylene having an internal friction angle of 45 degrees or more as a main component.
Absstract of: US20260237664A1
A lithium iron phosphate cathode material includes primary particles and secondary particles formed by agglomeration of the primary particles. The lithium iron phosphate cathode material satisfiesFSSSDBET=5-40and ρ%=50%-90%. The lithium iron phosphate cathode material exhibits good dispersibility, low agglomeration degree, and high compacted density, and a cathode sheet prepared therefrom demonstrates uniform areal density and high peel strength, so that a battery prepared from the cathode sheet has high specific capacity and superior cycling stability.
Absstract of: US20260235685A1
0000 An apparatus for diagnosing a battery includes a measuring unit configured to measure voltage and current of a battery; and a control unit configured to calculate a target discharge capacity until the voltage of the battery reaches a target voltage, calculate a full discharge capacity of the battery, calculate a capacity difference between the full discharge capacity and the target discharge capacity, calculate a capacity difference change rate based on the calculated capacity difference and a preset capacity difference profile, and diagnose a state of the battery based on the calculated capacity difference change rate and a preset criterion change rate.
Absstract of: US20260237747A1
0000 A highly flexible, low-resistance cable cell without electrode tabs. The cable cell includes: (1) a cable electrode assembly that includes an inner electrode support, and in sequence, one or more inner electrodes, an outer separation layer, and an outer electrode spirally wound around the inner electrode support; and (2) a laminated embedded member spirally wound around the cable electrode assembly. The laminated embedded member is spirally wound so as to expose the outer electrode. Alternatively, the cable cell includes: (1) a cable electrode assembly that includes two or more inner electrodes, and in sequence, an outer separation layer and an outer electrode spirally wound around outer surfaces of the two or more inner electrodes; and (2) a laminated embedded member spirally wound around the cable electrode assembly. The laminated embedded member is spirally wound so as to expose the outer electrode.
Absstract of: US20260237768A1
A method for determining moisture, in particular water or water vapor, in an interior of a housing of an electrical energy storage device for a motor vehicle, said interior, depending on a closure state of a pressure compensation apparatus of the energy storage device, being in fluidic connection with an exterior being separated from the exterior, wherein, in particular on a model basis, an overall moisture parameter of the interior describing the moisture is determined based on a sum of entry parameters determined at different times and/or at different operating points, which entry parameters describe an entry of moisture into the interior at a particular time and/or at a particular operating point.
Absstract of: US20260234060A1
The present disclosure relates to an intumescent coating and a coated article, wherein the intumescent coating comprises an inorganic binder and at least one inorganic filler. In certain preferred embodiments, the inorganic binder is selected from potassium silicate, sodium silicate, or a combination thereof, and the at least one inorganic filler is selected from clay (e.g., kaolin clay), ceramic fibers, vermiculite, hollow ceramic microspheres, perlite, zeolite, mica, hexagonal boron nitride, silicon nitride and combinations thereof. The coated article comprises a substrate having a first major surface and a second major surface, and an intumescent coating disposed on the first major surface. The present disclosure also relates to kits comprising an intumescent coating and at least one primer. In general, the primer is used to prepare the surface of a substrate on which the coatings are applied.
Absstract of: US20260234421A1
0000 The present invention pertains to binder compositions comprising vinylidene fluoride polymers and to their use in the preparation of electrodes for secondary batteries.
Absstract of: US20260234023A1
0000 The invention relates to a method of obtaining phosphorus compounds and iron compounds from iron phosphate-containing materials, characterized in that i) an iron phosphate-containing material is reacted in the presence of a carbon source with chlorine gas at a temperature of 300 to 900° C. and ii) the chlorine-phosphorus compounds formed, especially phosphorus oxychloride and any phosphorus trichloride, and iron chloride are led off in the offgas stream, and iii) the iron chloride and iv) the chlorine-phosphorus compounds are separated from the offgas stream.
Absstract of: US20260232934A1
A breathing assistance apparatus is disclosed. The apparatus may include a battery and a controller. The battery may be configured to supply power to at least one component of the apparatus. The at least one component may be one or more of a humidifier heater, a flow generator, or a conduit: the conduit may include a conduit heater. The controller may be configured to control the at least one component of the apparatus to discharge the battery to a predetermined charge level.
Absstract of: US20260237840A1
0000 The present invention relates to a battery storage device (100), in which a sealant (40) is arranged at a through-opening (13) which passes through a housing (10) and through which a busbar (30) passes between an interior (12) and an outer side (17) of the housing (10).
Absstract of: US20260237716A1
A processing line and method of electrochemical cells. A plurality of seats is moved step-wise along a transport path according to an advancement direction with a movement step and according to a time interval between movement steps. The seats are equidistant and spaced according to a predetermined spacing step along an active sector of the transport path. During the step-wise movement of said plurality of seats, in the stop time a quantity of seats are stopped in a working area along the active sector to perform a same operation on a quantity of electrochemical cells transported by the seats stopped in the working area, and a quantity of seats are stopped in a deposition area along the active sector upstream of the working area with respect to the advancement direction. Electrochemical cells in different positions are placed one after the other at the seats stopped in the deposition area.
Absstract of: US20260237828A1
0000 A battery cluster and an energy storage system are provided. The battery cluster includes a fixing device, at least two battery packs, and at least one electric cable for connecting the at least two battery packs in series. The fixing device is provided with a mounting position for the battery pack and a fixing position for the electric cable, the electric cable is fixed at the fixing position; and the battery pack is fixed at the mounting position. The cable and the fixing apparatus can be package together for transportation.
Absstract of: US20260237790A1
The battery box includes a battery case, liquid cooling interfaces, high-voltage connectors, a battery module, a busbar and a quick-connection liquid cooling pipe. The battery module is located in the battery case and includes a battery cell stack and a liquid cooling plate used for controlling the temperature of the battery cell stack. The liquid cooling interfaces are located on a side wall of the battery case and connected to water nozzles of the liquid cooling plate by means of the quick-connection liquid cooling pipe located in the battery case. The high-voltage connectors are located on the side wall of the battery case and include a high-voltage positive electrode and a high-voltage negative electrode, and the high-voltage positive electrode and the high-voltage negative electrode are respectively connected to a positive electrode and a negative electrode of the battery module by means of the busbar located in the battery case.
Absstract of: US20260233596A1
0000 An integrated chassis assembly for the electric vehicle includes a front vehicle frame, a battery pack housing, and a rear vehicle frame, where the front vehicle frame and the rear vehicle frame are respectively arranged at the front side and the rear side of the battery pack housing; a battery pack is arranged in the battery pack housing; a whole-vehicle controller is arranged on the battery pack housing; a charging seat is arranged on a side surface of the rear vehicle frame; and a motor-electric control integrated machine is arranged on the rear side surface of the battery pack housing. The effects that the integrated chassis may be assembled without cables and water pipes, neat and simple in whole appearance, rapid to install, and convenient for mass production and fully-automatic assembly, and may also be rapidly assembled into different vehicle models.
Absstract of: US20260237837A1
0000 A battery pack includes a module assembly including a plurality of battery modules disposed along a first direction; a pack cover extending along the first direction and configured to cover one side of the module assembly; and a plurality of delay members disposed to be spaced apart from each other along the first direction within a space formed between the module assembly and the pack cover and configured to delay the flow of fluid moving along the first direction.
Absstract of: US20260237830A1
A battery module includes a case which has an opening on a front side and provides an internal space; a battery cell disposed in the internal space; and a gas valve including a seating portion which is installed in the opening and has an outlet and a cover which is movable in a front-rear direction and opens and closes the outlet. The cover includes a first part of which diameter increases in a direction facing away from the outlet.
Absstract of: US20260234027A1
It is related to a positive active material for all-solid battery, a method of preparing the same, a positive electrode including the same, and an all-solid secondary battery including the same, comprising: a secondary particle formed by agglomeration of a primary particle of the positive active material with a layered crystal structure, wherein, the secondary particle has a plurality of internal pores, and the plurality of internal pores accounts for 5 to 15 volume % of the total volume of the secondary particle.
Absstract of: US20260237760A1
A secondary battery and an electric device. The secondary battery includes a negative electrode plate, which includes a negative electrode current collector and a negative electrode active material layer arranged on the surface of the negative electrode current collector, wherein the negative electrode active material layer includes a negative electrode active substance, and a surface of the negative electrode active material layer is provided with a protective film. The negative electrode plate satisfies: 0.05≤Dv50/A≤0.25, 300≤A/B≤5000, and a≤Dv50≤25, wherein Dv50 is the corresponding particle size when the cumulative volume percentage of the negative electrode active substance reaches 50%, with the unit thereof being μm; A is the thickness of the negative electrode active material layer, with the unit thereof being μm; and B is the thickness of the protective film, with the unit thereof being μm.
Absstract of: US20260237636A1
A battery 2 includes an exterior casing 10 and an electrode group 22 accommodated in the exterior casing 10 together with an alkaline electrolyte solution. The electrode group 22 includes a stack of a positive electrode 24 and a negative electrode 26 via a separator 28. The negative electrode 26 includes a negative electrode substrate and a negative electrode mixture held to the negative electrode substrate. The negative electrode mixture includes at least one of zinc, a zinc alloy, or a zinc-containing compound. The negative electrode substrate includes a main body and a tin-based surface layer covering the main body. The main body includes a non-porous sheet-shaped metallic conductor.
Absstract of: US20260237755A1
A battery includes: a housing having a cavity; a battery cell arranged in the cavity, the battery cell including a positive electrode plate, a negative electrode plate, and a separator; and an electrolyte solution filled in the battery cell including fluoroethylene carbonate. A width of the separator is greater than that of the positive and the negative electrode plate. The battery satisfies following relationship: C≥B/20A+1, where a content of fluoroethylene carbonate in the electrolyte solution is C %, A represents a distance between an edge of the separator and that of an electrode plate on the same side, and B represents a height of the cavity. When the foregoing relationship is satisfied, deterioration of performance of the battery cell caused by insufficient electrolyte solution may be alleviated, thereby improving a value of a self-discharge coefficient k and cycling performance of the battery.
Absstract of: US20260237803A1
0000 A secondary battery includes: an electrode assembly; a case accommodating the electrode assembly; a cap plate sealing the case; and an insulating member between the electrode assembly and the cap plate, and a relationship of M/E>R1 is satisfied, where M is a melting point (° C.) of the insulating member, E is an energy density (Wh/kg) of the secondary battery, and R1 is 0.5 to 3.5.
Nº publicación: US20260237659A1 13/08/2026
Applicant:
ECOPRO BM CO LTD [KR]
ECOPRO BM CO., LTD.
Absstract of: US20260237659A1
0000 The present invention relates to a positive electrode active material and a lithium secondary battery including the same, and more particularly, to a positive electrode active material including a lithium composite oxide containing at least nickel and cobalt, wherein since the cobalt in the lithium composite oxide has a concentration gradient having at least different slopes from a surface portion toward a central portion, it is possible to improve the stability of particles not only in a surface portion of the lithium composite oxide but also in a central portion thereof, a positive electrode including the positive electrode active material, and a lithium secondary battery using the negative electrode.
BOPI
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