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1601
results.
Updated on
20/03/2026 [07:15:00]
Results 650 to 675 of 1601
Absstract of: WO2026054298A1
Provided are: a negative electrode; a lithium metal battery including the negative electrode; and a method for manufacturing the negative electrode. The negative electrode includes a modified porous carbon structure, wherein, in X-ray photoelectron spectroscopy (XPS) of the surface of the modified porous carbon structure, the energy position at which the intensity of a peak attributed to lithium (Li) atoms is greatest is 45-65 eV.
Absstract of: WO2026054255A1
The present invention relates to a silicon-based anode active material capable of improving the charging rate and lifespan characteristics of a lithium secondary battery, and an anode and a lithium ion battery comprising same. The silicon-based anode active material for a lithium secondary battery, according to the present invention, comprises: a silicon-based material in a powder form; and iodine adsorbed on the silicon-based material. Iodine included in a silicon-based anode active material allows an iodine-based solid electrolyte interphase (SEI) to be formed on the surface of the anode so as to stabilize interface properties of the SEI.
Absstract of: WO2026054247A1
The present invention relates to a solid electrolyte for an all-solid-state battery and an all-solid-state battery comprising same. The solid electrolyte for an all-solid-state battery, according to one embodiment of the present invention, is composed of an oxide material containing Li, Mg, Zn, P, and Cl.
Absstract of: WO2026054267A1
A foreign substance sensing device according to one embodiment of the present invention comprises: a pipe along which a fluid passes; electrodes disposed to surround the pipe; and a foreign substance detection sensor that senses, by means of the electrodes, a change in capacitance caused by foreign substances in the fluid passing along the pipe. As the electrodes, a positive electrode and a negative electrode may be alternately disposed along the circumference of the pipe.
Absstract of: WO2026054161A1
The present invention relates to a silicon anode material for a lithium-ion secondary battery, comprising a granular porous silicon composite formed by the agglomeration of silicon composites, wherein the silicon composite is a flake-shaped silicon composite in which a composite layer, which comprises an oxide layer and a carbon-containing layer, is formed on flake-shaped silicon obtained from waste silicon kerf. A silicon anode material for a lithium-ion secondary battery, comprising the porous silicon composite, and an anode and a lithium-ion secondary battery, which comprise same, can be provided. If composited with graphite, the silicon anode material exhibits excellent packing density, allows more lithium to be charged per unit volume, and uses waste silicon kerf so as to have superior economic feasibility.
Absstract of: WO2026054828A2
A method includes charging a battery of a vehicle to a charge threshold voltage. The method also includes discharging the battery from the charge threshold voltage to a post-task voltage by performing a travel task using the vehicle. The method additionally includes determining that a battery calibration condition has been met. The method further includes, based on determining that the battery calibration condition has been met, discharging the battery from the post-task voltage to a discharge threshold voltage by performing a battery discharge task. The method yet further includes determining a capacity of the battery based on a first electrical output of the battery during the travel task and a second electrical output of the battery during the battery discharge task.
Absstract of: WO2026052143A1
A dust cup device (200) and a cleaning apparatus. The dust cup device (200) comprises a dust cup (210), a cylindrical lid (230), a partition plate (243) and a separation assembly (240), wherein the dust cup (200) is provided with an air outlet (210b) in one axial end; the cylindrical lid (230) covers the axial end of the dust cup (210) away from the air outlet (210b); the partition plate (243) is located in the dust cup (210) and is connected to the cylindrical wall of the dust cup (210), and the partition plate (243) is provided with a third through hole (243a) in communication with the air outlet (210b); and the separation assembly (240) is located inside the dust cup (210) and is arranged between the cylindrical lid (230) and the partition plate (243).
Absstract of: WO2026054159A1
The present invention relates to a silicon negative electrode material for a lithium-ion secondary battery, manufactured from waste silicon kerf, and may provide: a silicon negative electrode material for a lithium-ion secondary battery, comprising a flake-like silicon composite in which a composite layer comprising an oxide layer and a carbon-containing layer is formed on flake-shaped silicon obtained from waste silicon kerf; and a negative electrode and lithium-ion secondary battery comprising same, wherein the silicon negative electrode material, when formed into a composite with graphite, exhibits excellent packing density and allows more lithium to be charged per unit volume, while also providing superior economic efficiency through the use of waste silicon kerf.
Absstract of: WO2026054137A1
The present invention relates to a silicon negative electrode material for a lithium-ion secondary battery, manufactured from waste silicon kerf, and may provide: a silicon negative electrode material for a lithium-ion secondary battery, comprising a flake-shaped silicon composite in which a composite layer comprising an oxide layer and a carbon-containing layer is formed on flake-shaped silicon obtained from waste silicon kerf; and a negative electrode and a lithium-ion secondary battery comprising same, wherein the silicon negative electrode material, when formed into a composite with graphite, exhibits excellent packing density and allows more lithium to be charged per unit volume, while also providing superior economic efficiency through the use of waste silicon kerf.
Absstract of: WO2026054162A1
The present invention relates to a silicon negative electrode material for a lithium-ion secondary battery, comprising a granular porous silicon composite formed by agglomeration of silicon composite particles, which are flake-shaped silicon composite particles each having a composite layer comprising an oxide layer and a carbon-containing layer formed on flake-shaped silicon obtained from waste silicon kerf. The present invention may provide a silicon negative electrode material for a lithium-ion secondary battery comprising the porous silicon composite, and a negative electrode and lithium-ion secondary battery comprising same, wherein the silicon negative electrode material, when formed into a composite with graphite, exhibits excellent packing density and allows more lithium to be charged per unit volume, while also providing superior economic efficiency through the use of waste silicon kerf.
Absstract of: WO2026054160A1
The present invention relates to a silicon negative electrode material for a lithium-ion secondary battery manufactured from waste silicon kerf, and can provide a silicon negative electrode material for a lithium-ion secondary battery, comprising a plate-like silicon composite in which a composite layer comprising an oxide layer and a carbon-containing layer is formed on plate-like silicon obtained from waste silicon kerf, and a negative electrode and a lithium-ion secondary battery each comprising same, so that the complexation with graphite enables a high packing density and higher lithium loading on an equal-volume basis, and superior economic efficiency can be attained through the use of waste silicon kerf.
Absstract of: WO2026052142A1
A cleaning apparatus, comprising a dust cup device (200) and an air duct assembly (100). The dust cup device (200) comprises a dust cup (210), wherein a dust collection cavity (210a) is formed inside the dust cup (210), and the central axis of the dust cup (200) is parallel to a first direction. The air duct assembly (100) is located on one side of the dust cup device (200) in a second direction, the air duct assembly (100) comprises an air duct (110), and the second direction is perpendicular to the first direction.
Absstract of: WO2026053310A1
This current collector for a secondary battery is provided with: a resin layer containing a resin material; and a metal film provided on the surface of the resin layer. The resin layer includes a thermally conductive element having higher thermal conductivity than the resin material.
Absstract of: WO2026053339A1
This capacity adjustment device for adjusting capacities of a plurality of cells included in a battery pack comprises: a CPU 10 that detects an amount of variation in capacity of a plurality of cells C, selects an adjustment cell to be subjected to capacity adjustment from among the plurality of cells C on the basis of the detected amount of variation, and calculates a discharge target amount of the adjustment cell; and an ASIC 20 that outputs a discharge instruction to discharge the adjustment cell and discharges the adjustment cell. The CPU 10 executes selection processing of the adjustment cell and calculation processing of the discharge target amount before processing by the CPU 10 stops. The ASIC 20 discharges the adjustment cell so that an actual discharge amount of the adjustment cell reaches the discharge target amount while the processing of the CPU 10 is stopped.
Absstract of: WO2026053197A2
At least one first processor of an electronic device included in a battery operating system, according to one embodiment of the present document, can transmit an encrypted first identification code to a server, receive a second identification code encrypted by the server, and authenticate the validity of a battery management device, and at least one second processor of the server included in the battery operating system can obtain the identifier of the battery management device by decrypting the encrypted first identification code, identify the validity of the battery management device, encrypt the second identification code, and transmit the second identification code to the electronic device.
Absstract of: GB2643940A
A flexible lithium-ion battery comprising a cathode 110, an anode 112 and an electrolyte 120 comprising lithium ions contained within a flexible casing 118, wherein each of the cathode and the anode independently comprises a flexible current collector 122, 126 comprising a carbon-based fabric comprising a porous network of porous graphitic fibre of at least 85 wt% carbon, and an electroactive composition 124, 128 supported on the collector, at least partially infiltrated into the pores and comprising a lithium-intercalating electrode material and a polymeric binder. The binder may be a polyurethane elastomer. The electroactive composition may comprise a conductive additive. The cathode material may be graphite, graphite composites with silicon, lithium metal or alloys, lithiated carbonaceous material or lithium titanate. The anode material may be a lithium metal oxide or phosphate. The current collectors may each comprise a terminal portion (Fig. 3, 708) of the fabric passing through the casing to provide an electrical terminal, wherein the casing is sealed by a polymeric sealant. A method of producing the battery wherein the electrodes are formed by applying a precursor slurry the electrode material and binder dissolved in solvent to the collectors, and drying. A flexible article comprising the battery.
Absstract of: GB2643924A
A compression pad for use in a battery assembly comprising a composite comprising: • 35 to 95 wt% silicone resin, which forms at least part of a silicone resin matrix; • 0 to 40 wt% optional additives • 5 to 65 wt% granules comprising fumed silica and an IR opacifier, said granules dispersed within the silicone resin matrix; one or both of said silicone resin matrix and said granules further comprise the optional additives. The granules comprise pores filled with the silicone resin to form impregnated granules. The granules are made by blending fumed silica, IR opacifiers and the optional additives and densifying the mixture by mechanical densification. The granules are then mixed with the silicone resin. Methods of forming te composite for use in the compression pad are also disclosed. In a preferred embodiment, commercially available granules comprising fumed silica and silicon carbide (SiC) as an IR opacifier may be used.
Absstract of: GB2643912A
A busbar assembly 400 for mounting to an electrical cell module (100, Fig 1) having a pair of opposing module end plates (160a-b, Fig 1) supporting an adjacent pair of cell stacks (110a-b, Fig 1) each cell stack comprising a series of cells stacked in a longitudinal direction. The busbar assembly comprises a frame 410 comprising a first end 411 with engaging means 414 and a second end 412 with engaging means, the engaging means mounting the busbar assembly to the end plates, a receiving portion 420 comprising a series of apertures which extend between the upper 421 and lower 422 face of the busbar, and a plurality of busbar elements 440. Each aperture is configured to engage at least one busbar element, each aperture comprising a support portion 426 and a retaining protrusion (428, Fig 5B) configured to restrict the relative movement of the busbar assembly when mounted. A Further aspect is an electrical cell module wherein the first cell stack and second cell stack are different lengths, with a mounted busbar assembly, where in the mounted position each busbar element contacts at least one cell terminal from the first stack and second stack.
Absstract of: GB2643911A
A cell module 100 comprises module end plates 160a,160b, a first cell stack 110a and a second cell stack 110b, each cell stack comprising a series of cells 112 stacked along a longitudinal axis 102 and an end plate (130a,130b; Fig 2) at each end. The end plates apply compressive force along the longitudinal axis and define the stack length. The compressive force applied to the cell stacks is in a predetermined operable range. In use the module end plates are fixedly engaged with the corresponding stack end plates, and the first stack length is different to the second stack length (see figure 4). The stack end plates may be fixed to one another by intermediary support plates 140a,140b, which may extend along the longitudinal axis of the cell module. The end plates may have one or more engaging elements. The predetermined compressive force may be between 1-10,000 Newtons. Mount portions 162 of the module end plate may engage each of the stack end plates. There may also be a third cell stack which may have a different stack length to the first and second stack lengths. A further aspect is a method of manufacturing the cell module.
Absstract of: GB2643901A
A solid-state battery cell 10 for an electric energy storage device of an at least in part electrically operated motor vehicle, comprising a housing 14, wherein inside of the housing a jelly roll 12 is arranged and wherein the jelly roll comprises at least one mandrel 16 comprising a central polymer mandrel configured to increase radial pressure on the jelly roll. Part of the mandrel may be configured to receive an expansion agent - optionally a liquid substance, such as air - and may be a phase-change material. The mandrel may expand via an internal expansion mechanism, may comprise at least one composite material and may be at least partially hollow. The jelly roll may comprise a laminated stack of at least one anode layer (Fig. 2, 32), at least one solid-state electrolyte layer (Fig. 2, 30), at least one cathode layer (Fig. 2, 28) and at least one separator layer (Fig. 2, 26) rolled into a cylinder inside the housing. A method for manufacturing the battery cell.
Absstract of: GB2643975A
A method of forming a thermal management sheet for a battery including cured polyurethane foam, the method including combining an active hydrogen-containing component including a polyol and an isocyanate component including a polyisocyanate to form an uncured polyurethane foam; and curing the uncured polyurethane foam to form the cured polyurethane foam, wherein the uncured polyurethane foam includes, based on a total weight of the uncured polyurethane foam, 3 to 68 weight percent of sodium borate, 0.1 to 7 weight percent of surfactant, and 0.001 to 9 weight percent of catalyst, wherein the cured polyurethane foam has a density of 12 to 35 pounds per cubic foot, and wherein the cured polyurethane foam has a thickness of 1 to 30 millimeters.
Absstract of: EP4708456A1
Disclosed is a battery pack. The battery pack includes a case providing an inner space and having an opening; a plurality of battery cells positioned inside the case; and a cooling channel configured to partition the opening.
Absstract of: EP4708554A1
Disclosed herein relates to a battery pack for accommodating a cell assembly comprising a pair of external terminals, including: a pack case in which a cell assembly is seated, wherein the pack case includes: a base plate supporting a lower part of the cell assembly; and a protective cap coupled to a center part of the base plate, wherein the protective cap covers an external terminal of each cell assembly accommodated.
Absstract of: EP4706846A1
An automatic spindle adjustment apparatus includes a base frame, a spindle adjuster on the base frame, the spindle adjuster being configured to adjust an upper spindle mover to set a moving range of an upper spindle corresponding to a target occlusal thickness of a battery cell, a vertical mover on the base frame, the vertical mover being configured to move the spindle adjuster in an up-and-down direction, and a horizontal mover on the vertical mover, the horizontal mover being coupled to the spindle adjuster and configured to move the spindle adjuster in a forward-backward direction.
Nº publicación: EP4708618A1 11/03/2026
Applicant:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Absstract of: EP4708618A1
A battery management apparatus includes a measuring unit including at least one sensor, the measuring unit configured to measure a cell voltage of each of a plurality of battery cells in a battery module, and a processor configured to adjust a charging threshold voltage or a discharging threshold voltage based on a difference in cell voltage between the plurality of battery cells and a current state of charge (SOC) of the battery module if charging or discharging the battery module.
BOPI
Electronic site
