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1369
results.
Updated on
24/10/2026 [08:31:00]
Results 25 to 50 of 1369
Absstract of: US20260327462A1
A back adhesive structure, comprising a release film and a back adhesive layer. The release film is provided with a first side and a second side opposite to each other. The first side is connected to a tearing part. The back adhesive layer and the release film are stacked. The back adhesive layer includes at least one partition block. The partition block is provided with at least one first flow channel. A length of the first flow channel extends along a length extension direction of the first side of the release film. The first flow channel is provided with a first flow channel wall and a second flow channel wall that extend along a length direction of the first flow channel and are opposite to each other. A length of the first flow channel wall is not less than a first set value.
Absstract of: US20260331700A1
Provided are a battery pack thermal runaway flue gas treatment system and a battery pack, which mainly solve the problem of the high cost of an existing battery thermal runaway flue gas treatment method. The battery pack thermal runaway flue gas treatment system comprises a thermal runaway flue gas treatment assembly, wherein the thermal runaway flue gas treatment assembly comprises a pressure relief pipe and an exhaust pipe; one end of the pressure relief pipe communicates with an explosion vent of a battery, and the other end of the pressure relief pipe is connected with the exhaust pipe; one end of the exhaust pipe that is disposed within a box body is connected with the pressure relief pipe. Each component of the system has a simple structure, and the cost of the system is very low.
Absstract of: US20260326530A1
0000 An electrified vehicle includes a chassis, a body, and a cab. The chassis is configured to support a tractive element and includes a front axle, a rear axle, and a battery box. The battery box includes a first portion disposed between the front axle and the rear axle. The battery box includes a second portion disposed above the rear axle. The battery box also includes a suspension hard point configured to enable relative movement between at least a portion of the body and the tractive element. The battery box is configured to receive module and to transfer energy from the module to a plurality of components of the electrified vehicle.
Absstract of: US20260331484A1
0000 Provided is a positive electrode active material that contributes to improvement in charge/discharge cycle characteristics and high-temperature storage characteristics of a nonaqueous electrolyte secondary battery. This positive electrode active material included in a nonaqueous electrolyte secondary battery contains a lithium transition metal composite oxide having a layered structure, and an additive. The lithium transition metal composite oxide has a prescribed composition and contains secondary particles formed by the agglomeration of primary particles. On the surface of the primary particles, there exists a surface modification layer containing at least one element of Ca and Sr and at least one element selected from the group consisting of W, Mo, Ti, Si, Nb, and Zr. The additive contains at least one of a phosphate, an oxide, a hydroxide, and a fluoride containing at least one element selected from the group consisting of Ti, Al, W, Zr, Mg, Co, B, and Si.
Absstract of: US20260331488A1
0000 A lithium nickel composite oxide cathode material, wherein under observation of a cross section thereof through scanning electron microscopy, the cross section of the lithium nickel composite oxide cathode material is divided into four parts by dividing a radius of the cross section into four equal-length parts, a porosity of each part as measured is in a range from 3% to 8%, and a total porosity of the cross section is in a range from 3% to 8%. A preparation method thereof includes mixing a hydroxide of nickel, cobalt, and manganese with a sulfate containing M and multi-period, low-temperature pre-sintering to obtain a pre-sintered precursor; mixing a lithium source with the pre-sintered precursor and high-temperature sintering to obtain a first sintered matrix; washing the first sintered matrix with deionized water, drying, then mixing with a coating agent and sintering to obtain the lithium nickel composite oxide cathode material.
Absstract of: US20260328495A1
A heat exchange assembly comprising: (I) two or more panels; (II) a plurality of channels formed between the two or more panels; and (III) one or more reservoirs located adjacent to the plurality of channels and configured to at least temporarily store a temperature control material, wherein the plurality of channels are configured to direct a flow path of the temperature control material between the two or more panels and provide structural rigidity to the assembly.
Absstract of: US20260331613A1
0000 A battery pack includes a plurality of battery cells; a cell holder surrounding an accommodation space in which the plurality of battery cells are accommodated, the cell holder including a hollow protrusion located at a temperature detection position for temperature measurement of the plurality of battery cells; a cover on the cell holder and including an exposure hole to expose the hollow protrusion; and a thermistor accommodated in the hollow protrusion through the exposure hole. The battery pack may provide a module with various outputs and capacities, by using battery packs having the same structure as one unit and connecting a plurality of battery packs to each other, and may provide scalability to adaptively correspond to various outputs and capacities using the battery packs having the same structure, by increasing or reducing the number of battery packs to be included in the module.
Absstract of: US20260331667A1
A battery pack comprising a plurality of battery modules according to an embodiment of the present disclosure may include a case, partition walls configured to partition the inside of the case into a plurality of compartments, a plurality of battery modules disposed in the plurality of compartments, respectively, a cover configured to cover the plurality of compartments from an upper side of the partition walls, and a flame retardant sheet deformed between the partition walls and the cover as the cover moves.
Absstract of: US20260331483A1
A lithium nickel oxide cathode material, a preparation method therefore and use thereof is provided. The cathode material has a chemical formula of Li1+xNi1−xO2, wherein 0.025≤x≤0.08; a crystal structure is an α-NaFeO2 type hexagonal layered structure with a space group of R-3m. Li that is surplus to the stoichiometric ratio of Ni occupies octahedral voids in a Ni layer and is randomly distributed in the octahedral voids. The preparation method includes the following steps: (1) reacting a nickel source and a lithium source with oxygen in the presence of a molten salt additive to obtain a product comprising lithium nickel oxide; and (2) purifying the product comprising lithium nickel oxide to obtain a powder comprising lithium nickel oxide, and placing the powder in an oxygen environment to obtain the lithium nickel oxide cathode material. The cathode material has high energy density, excellent cycle stability and excellent thermal stability.
Absstract of: US20260331714A1
According to the present disclosure, the thermal deterioration of metal junction parts formed on a contact interface of constitution members of electrode terminals is suppressed. The electrode terminal of the secondary battery disclosed herein includes a first member having a plate-shaped connection part and a plate-shaped second member connected to the connection part of the first member in a surface-contact manner. Then, the technique disclosed herein includes a metal junction part and a heat-insulating part formed on a contact interface between a connection part of the first member and the second member, and the heat-insulating part is formed outward of the metal junction part in a radial direction centered on the metal junction part. Due to this constitution, the heat-insulating part can block great heat even when such a great heat is applied to a region outside the heat-insulating part, and therefore, the heat deterioration of the metal junction part can be suppressed.
Absstract of: US20260331582A1
0000 This application provides an electrolyte, a lithium-ion battery, and an electric device. The electrolyte includes a solvent, a lithium salt, and an additive. The solvent includes a fluoroether, a carbonate compound, and a carboxylic ester in a mass ratio of (10-20):(40-65):(20-45). The additive includes a first additive, and the first additive is a tetranitrile compound represented by formula I. Compared with the prior art, a solvent of the electrolyte in this application includes a fluoroether, which enables the formation of a solid electrolyte interphase (SEI) film with improved toughness at a lithium metal anode to improve the stability of an interface at a lithium metal anode. Additionally, a tetranitrile compound is added as an additive, which can effectively enhance the stability of a positive electrode. The tetranitrile compound can play a synergistic role with the fluoroether to effectively balance the transport rate of lithium ions.
Absstract of: US20260331584A1
0000 Provided are an electrolyte additive, an electrolyte, a battery, and an electric device. The electrolyte additive for a battery with a silicon-based negative electrode includes a first additive and a first lithium salt. The first additive includes tetravinylsilane and trisethenyl(dimethyl)silylphosphate. The first lithium salt includes lithium tetrafluoro(oxalato)phosphate.
Absstract of: US20260331482A1
Described herein are a coated particulate material for use in an electrode of an electrochemical cell and a process for preparing the coated particulate material, an electrode including the coated particulate material, an electrochemical cell including the coated particulate material, and a method of using the coated particulate material for preparing an electrode for use in an electrochemical cell.
Absstract of: US20260331626A1
0000 A battery module and a battery pack including the same are provided. The battery module comprises a battery cell stack in which a plurality of battery cells including electrode leads are stacked; a first sensing block and a second sensing block configured to respectively cover a front side and a rear side of the battery cell stack from which the electrode leads protrude; and an elastic member configured to cover the first sensing block, the second sensing block, and two opposite lateral sides of the battery cell stack.
Absstract of: AU2026242264A1
Various embodiments may include a battery electrode, comprising: an iron electrode body comprising iron active material and a zinc sulfide additive, wherein the zinc sulfide additive comprises crystalline cubic zinc sulfide. Various embodiments may include a battery electrode, comprising: an iron electrode body comprising iron active material and a manganese sulfide additive, wherein the manganese sulfide additive comprises crystalline cubic manganese sulfide. Various embodiments may include an iron electrode battery, comprising: an iron electrode; and a sulfide reservoir separate from the iron electrode, the sulfide reservoir comprising crystalline cubic zinc sulfide. Various embodiments may include an iron electrode battery, comprising: an iron electrode and a sulfide reservoir separate from the iron electrode, the sulfide reservoir comprising crystalline cubic manganese sulfide. ct c t
Absstract of: US20260331552A1
0000 Embodiments provide an apparatus for inspecting stacking of electrodes of a secondary battery. The apparatus includes a separator supply device, a stacking main body having a stacking table formed on one surface and configured to allow the separator to be stacked on the stacking table, a stacking jig configured to stack an electrode plate on the separator stacked on the stacking main body, a fixing jig, a lighting device configured to emit light from one surface of the stacking table to allow the light to pass sequentially through the separator and the electrode plate, and a capturing unit configured to capture an image of the light that has passed through the separator and the electrode plate. Accordingly, reliability and efficiency may be secured in an electrode stacking process of a secondary battery.
Absstract of: US20260331478A1
0000 A positive electrode active material for a secondary battery includes a lithium metal composite oxide having a crystal structure assignable to a space group Fm-3m. The lithium metal composite oxide includes at least Li and Mn. The lithium metal composite oxide has a crystallite size of 1 nm to 100 nm or less.
Absstract of: US20260331499A1
A negative electrode for nonaqueous electrolyte secondary batteries according to the present invention comprises a negative electrode collector and a negative electrode mixture layer that is formed on the negative electrode collector; the negative electrode mixture layer comprises a first negative electrode mixture layer and a second negative electrode mixture layer, which are arranged on the negative electrode collector; the first negative electrode mixture layer contains an Si-based material and graphite particles A; the second negative electrode mixture layer contains an Si-based material and graphite particles B that have a lower internal void fraction than the graphite particles A; and the ratio (T1/T2) of the thickness (T1) of the first negative electrode mixture layer to the thickness (T2) of the second negative electrode mixture layer is not less than 1.05 but less than 1.20.
Absstract of: US20260331500A1
A negative electrode for a lithium secondary battery includes a negative electrode active layer and a negative electrode current collector. The negative electrode active layer includes a center region, an edge region, and a sliding region on the current collector, and has the advantage of exhibiting a high-rate charge and discharge and a high energy density with a small volume change during charge and discharge by having an alignment degree (O.I.) of each carbon-based negative electrode active material contained in the center region, the edge region, and the sliding region satisfying Formula 1 and Formula 2. A method of manufacturing the same is also provided.
Absstract of: US20260331652A1
0000 A pouch film for a secondary battery and a method for manufacturing the same. In some embodiments, the pouch film includes a stretchable auxiliary layer that is a multi-layered structure comprising a plurality of layers, wherein layers in the plurality of layers have different elongation rates. The stress at the interface of each layer is relieved and the moldability of a pouch is improved. The risk of breakage of a pouch is significantly reduced and defect rates are reduced in a pouch manufacturing process, thereby reducing manufacturing costs.
Absstract of: US20260331516A1
The present invention can provide a carbon material which exhibits high dispersibility; and a carbon material dispersion composition. The present invention can provide: a mixture slurry able to yield an electrode film having a high electrical conductivity; and, more specifically, a secondary battery having excellent rate characteristics and cycle characteristics; and a vehicle having said secondary battery. Provided is a carbon material that satisfies requirements (1) and (2). (1) The BET specific surface area is 400 m2/g to 650 m2/g. (2) In powder X-Ray diffraction analysis, at least two peaks are present within the diffraction angle range 2θ=24.0°-27.0°.
Absstract of: US20260327468A1
0000 Reaction-induced crystallizable two-part polyurethane adhesive compositions formed from amorphous constituents. The two-part adhesive compositions can include a polyol resin comprising at least two functional groups, a mono-functional resin containing one functional group, and an isocyanate resin comprising at least two functional groups. Methods of forming adhesive compositions are provided. Applications of such adhesive compositions are provided.
Absstract of: US20260331962A1
0000 The invention is an energy storage device charged wirelessly, especially by collecting electromagnetic waves in the radio frequency. The device is characterized in that the casing is made of a dielectric material with a dielectric constant in the range from 2 to 5 and a wall thickness from 0.5 mm to 15 mm. At least one layer of strip antennas made of conductive material is applied to the outer surface of the casing, with successive layers of antennas separated by a layer of dielectric material. Inside the casing casing guides are made, into which a PCB with a system converting RF energy into DC is inserted. Terminals connecting at least one energy storage module to the terminals of the system converting RF energy into DC and contacts are embedded on the PCB, to which at least one antenna is connected.
Absstract of: US20260331663A1
A battery pack includes: a battery block that includes a battery cell that includes an opening of a discharge valve on a first end surface of the battery cell; and an outer covering case that houses the battery block. The outer covering case includes a recessed and protruding portion on an opposite surface of the outer covering case that is opposite to the first end surface of the battery cell. The recessed and protruding portion includes a top portion closer to the first end surface of the battery cell and a bottom portion that is farther away from the first end surface of the battery cell, and the top portion and the bottom portion are different in height in a direction perpendicular to the first end surface of the battery cell.
Nº publicación: US20260331704A1 22/10/2026
Applicant:
LG ENERGY SOLUTION LTD [KR]
LG ENERGY SOLUTION, LTD.
Absstract of: US20260331704A1
An electrode assembly including a negative electrode structure and a positive electrode alternately stacked is provided. The negative electrode structure comprises a negative electrode comprising lithium metal disposed between two notched separators, and the negative electrode is exposed to an outside through a notching area of the notched separators. As a tab can be formed without cutting or welding of the negative electrode, the electrode assembly has not only improved processability but also a stable structure, and thereby provides an effect of improving the performance of the battery.
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