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965
resultados
Última actualización
02/09/2025 [07:09:00]
Resultados 850 a 875 de 965
Resumen de: TW202422936A
According to an aspect of the present invention, there is provided a cell assembly comprising: a cell; a cell enclosure configured to hold the cell; and one or more sensors for monitoring characteristics of the cell to determine a safety value of the cell; wherein one of the one or more sensors comprises a printed sensor for monitoring at least one of strain or temperature associated with the cell, wherein the printed sensor has been applied to the cell and is configured to sense the difference in at least one of strain or temperature between the cell when charged and the cell when discharged to identify the safety value.
Resumen de: EP4604301A1
The present application provides a protective plate for a battery cell, a battery cell, a battery, and an electricity consuming apparatus. The protective plate is provided with a heat absorbing structure, and at least a portion of the heat absorbing structure is configured to be fused and connected with an insulating film of the battery cell for covering an electrode assembly. The embodiments of the present application provide a heat absorbing structure on the protective plate, so as to allow a stronger connection strength between the protective plate and the insulation film during the preparation of the battery cell, which reduces the probability of detachment between the protective plate and the insulation film, increases the probability of installing the protective plate together with the electrode assembly into the shell, and helps to improve the production yield rate of the battery cell.
Resumen de: EP4604255A1
The embodiments of the application provide a winding device and a winding method. The winding device includes a winding member, a traction member, a detection mechanism and an adjustment mechanism. The winding member is used to wind an electrode sheet and a separation membrane. The traction member is used to pull the separation membrane passing through the winding member, and the traction member is configured to release the separation membrane when the winding member winds the electrode sheet and the separation membrane. The detection mechanism is used to sense a tension change of the separation membrane located between the winding member and the traction member. The adjustment mechanism is configured to adjust a tension of the separation membrane according to the tension change of the separation membrane sensed by the detection mechanism.
Resumen de: EP4604253A1
The present disclosure relates to an electrolyte for a lithium-sulfur secondary battery and a lithium-sulfur secondary battery comprising the same, and provides a lithium-sulfur secondary battery with improved life characteristics by adjusting a solvent, a nonsolvent and a lithium salt included in the electrolyte to specific conditions.
Resumen de: EP4603457A1
The present disclosure relates to a lithium compound for recovering valuable metals and a method of recovering the same, and a method of recovering a lithium compound for recovering valuable metals includes: preparing a battery; freezing and forcibly discharging the battery; shredding the battery into a battery shredded material; and heating the battery shredded material, wherein the heating of the battery is performed in a temperature range of 1,100 to 1,400°C, a degree of vacuum (LogP atm) in the heating of the battery is in a range of -4 to 0, a lithium compound recovered through the heating of the battery contains impurities, and the impurities include, by wt%, 1.8 wt% or less (excluding 0 wt%) of Na, 0.06 wt% or less (excluding 0 wt%) of K, 0.62 wt% or less (excluding 0 wt%) of Ca, and 0.47 wt% or less (excluding 0 wt%) of Mg.
Resumen de: EP4604250A1
The present invention relates to a novel electrolyte additive, a non-aqueous electrolyte for a lithium secondary battery comprising the novel electrolyte additive, and a lithium secondary battery comprising the non-aqueous electrolyte. More specifically, the present invention relates to a non-aqueous electrolyte for a lithium secondary battery comprising an additive capable of forming a stable film on an electrode surface. The present invention also relates to a lithium secondary battery comprising such a non-aqueous electrolyte, thereby improving the high-temperature lifespan performance of the lithium secondary battery without deterioration, the resistance of the lithium secondary battery without increasing when the lithium secondary battery is stored at high temperatures, and the performance of suppressing expansion of the volume (thickness) of the secondary battery when the lithium secondary battery is stored at high temperatures.
Resumen de: EP4604249A1
The present invention relates to a novel electrolyte additive, a non-aqueous electrolyte for a lithium secondary battery comprising the novel electrolyte additive, and a lithium secondary battery comprising the non-aqueous electrolyte. More specifically, the present invention relates to a non-aqueous electrolyte for a lithium secondary battery comprising an additive capable of forming a stable film on an electrode surface. The present invention also relates to a lithium secondary battery comprising such a non-aqueous electrolyte, thereby improving the high-temperature lifespan performance of the lithium secondary battery without deterioration, the resistance of the lithium secondary battery without increasing when the lithium secondary battery is stored at high temperatures, and the performance of suppressing expansion of the volume (thickness) of the secondary battery when the lithium secondary battery is stored at high temperatures.
Resumen de: EP4604264A1
The present disclosure provides a method of recycling a waste battery, the method including: introducing and charging waste battery raw materials; heating the introduced and charged waste battery raw materials; cooling the heat-treated products; and discharging the cooled reactants, wherein in the introducing and charging of the waste battery raw materials, a weight ratio of carbon/nickel in the charged raw materials is 20 wt% or more.
Resumen de: TW202430374A
A barrier for separating cells of a battery is described. The barrier comprises a main body comprising a thermally insulating material wherein the main body comprises a first side and a second side opposite the first side. The barrier further comprises a thermally conductive layer coating at least a part of the first side of the main body. The thermally conductive layer enables heat to be conducted across at least the part of the first side of the main body. The thermally insulating material prevents heat being conducted through the main body from the first side of the main body to the second side of the main body.
Resumen de: CN120019515A
The present invention relates to a composition comprising a) at least one fluorinated acyclic carboxylic acid ester and b) at least one halogenated benzene, and to a lithium secondary battery comprising the composition in a liquid electrolyte. The invention also relates to the use of the composition in a liquid electrolyte for a lithium secondary battery.
Resumen de: CN120018959A
The invention relates to a fluid guide component (2) having at least one first fluid connection (23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34) and at least one second fluid connection (8) and at least one fluid path (10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 60), the at least one fluid path (10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 60) leading into the at least one first fluid connection (23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34), the at least one second fluid connection device (8) is arranged substantially perpendicular to the at least one fluid path (13) along the at least one fluid path (13) and is in fluid connection with the fluid path (13), the at least one second fluid connection device (8) having at least two locking projections (80, 81) with belt recesses (82, 83) for forming a holding region, in this way, the holding element and/or the line connector and/or the media line are/is fixed to the at least one second fluid connection device.
Resumen de: CN120018958A
The invention relates to a thermal management module (1) for managing a mass flow rate of a temperature control medium of at least one temperature control circuit in a vehicle, wherein the thermal management module (1) comprises at least one module housing (10), at least one fluid connection device (50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64) and at least one fluid path inside the module housing (10). According to the invention, the module housing (10) comprises at least one carrier component (2) and at least one cover element (3), the at least one carrier component (2) and the at least one cover element (3) being connectable or connected to each other and forming between them at least one fluid channel (4, 4a, 4b, 4c, 4d, 4e) as a fluid path.
Resumen de: EP4604245A1
The present disclosure relates to a halide solid electrolyte that exhibits a more improved ionic conductivity, excellent stability and flexibility, and the like, a method for producing the same, and a secondary battery comprising the same. The halide solid electrolyte may be represented by the Formula: Li<sub>(6-4a+b)</sub>M<sub>a</sub>X<sub>6-b</sub>S<sub>b</sub>.
Resumen de: EP4604350A1
A battery swapping station according to an embodiment disclosed herein includes N slots into each of which a battery pack is insertable, an electrode plate electrically connected to a battery pack inserted into each of M slots being less than N, and a power supply configured to charge a battery pack provided in each of the M slots through the electrode plate, in which center point of each of the N slots, when viewed in a first direction, is spaced apart from a first point at equal intervals, the electrode plate is rotatable in the first direction as an axis, and the electrode plate is electrically connected to the battery pack inserted into each of the M slots among the N slots due to the rotation.
Resumen de: EP4604304A1
The present invention relates to a battery module in which terminals of two secondary batteries are directly coupled by welding, and which thus does not require a separate component for electrical connection and can reduce electrical contact resistance. Disclosed as an embodiment of the present invention is a battery module comprising a first secondary battery and a second secondary battery having the same structure as the first secondary battery, the first secondary battery comprising: an electrode assembly having a first electrode tab and a second electrode tab respectively exposed on both sides thereof; a case accommodating the electrode assembly and having two open sides; a first cap plate sealing one open side of the case; a first terminal electrically connected to the first electrode tab and exposed to the outside of the first cap plate; a second cap plate sealing the other open side of the case; and a second terminal electrically connected to the second electrode tab and exposed to the outside of the second cap plate, wherein a first protrusion portion protruding outwardly from the first terminal of the first secondary battery is coupled to and connected in series, by welding, with a second recessed portion recessed into the second terminal of the second secondary battery.
Resumen de: EP4604288A1
This all-solid-state battery is provided with a solid electrolyte and a resin film for all-solid-state batteries, the resin film being disposed so as to be in contact with at least a part of the solid electrolyte; and the resin film for all-solid-state batteries contains at least one of a water absorbent and a gas absorbent.
Resumen de: EP4604281A1
This resin film for a power storage device is constituted of two or more layers, and said two or more layers comprise: at least one layer of a layer A having a content of a water absorbent of at least 5 mass%; and at least one layer of a layer B having a content of water absorbent of less than 5 mass%.
Resumen de: EP4604282A1
This power storage device comprises an electrode body, an electrode terminal connected to the electrode body, and an exterior body that seals the electrode body. The exterior body is configured from a film-like exterior member and includes a first sealing portion joined to the exterior member in a state where the exterior member envelops the electrode body. The exterior member includes a barrier layer. The power storage device has a resin film for a power storage device disposed at least partially inwards of the barrier layer. The resin film for a power storage device includes at least one among a water absorbent and a gas absorbent.
Resumen de: CN120018957A
In a thermal management system (200) comprising a closed system of a temperature control circuit (100) of a vehicle (300) in which a temperature control medium can flow or is flowing, the temperature control circuit (100) comprising at least one first sub-circuit (101) for temperature control of a battery (106), such as a power battery, the invention relates to a temperature control system (100) comprising at least one electronic component (107), at least one second sub-circuit (102) for controlling the temperature of the at least one electronic component (107), and at least one third sub-circuit (103) comprising at least one heat exchanger (108) for absorbing and/or releasing heat from the ambient air and for transferring heat into and/or out of a temperature control medium, wherein the sub-circuits comprise a feed flow and a return flow (111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121), respectively, the thermal management system (200) comprising at least one thermal management module (1). The latter comprises at least one supporting structural component (10), on which at least one component (2, 3) for the temperature-controlled medium supply and at least one component (4, 5, 80) for the mass flow regulation can be arranged or integrated.
Resumen de: WO2024078850A1
The invention relates to a method for estimating a self-discharge rate of a battery cell in battery cell production, and to a device (10) for estimating a self-discharge rate of a battery cell in battery cell production. Provision is made for determining a current-voltage formation profile of a battery cell during the formation process in battery cell production. By way of comparing the current-voltage formation profile of the battery cell with a plurality of current-voltage formation profiles with corresponding self-discharge rates of battery cells, a self-discharge rate of the battery cell is predicted in order to shorten or even avoid the metrological determination of the self-discharge rate of the battery cell by means of aging storage.
Resumen de: EP4603550A1
The present invention provides a heat-insulating and flame-retardant nano-composite sheet and a preparation method thereof. The preparation method includes the following steps: S1: adding aerogel slurry, a flame retardant, an opacifying agent, fumed silica, high-silica glass fiber, and an additive A into a stirring tank; and carrying out stirring until the materials are mixed uniformly to acquire pasty composite slurry; S2: filling a glue tray of a roller coating device with the composite slurry acquired in step S1; and scrape-coating surfaces of a plurality of layers of a base material with the composite slurry by using discharging assemblies of the roller coating device; S3: drawing and collecting the plurality of layers of the base material acquired in step S2 at a compounding position; and carrying out pressurization to acquire a semi-finished product; and S4: drawing the semi-finished product acquired in step S3 onto a coating line; and carrying out high-temperature drying to acquire the heat-insulating and flame-retardant nano-composite sheet. The nano-composite sheet prepared by the method in the present invention has good heat-insulating and flame-retardant properties.
Resumen de: WO2024118886A1
The subject application relates to a filler composition, composite material and composite material layer with thermal barrier properties. The present disclosure relates to a filler composition may include a ceramization filler component at a content of at least about 75 wt.% and not greater than about 95 wt.% for a total weight of the filler composition, a structure promoter component at a content of at least about 0.1 wt.% and not greater than about 7.0 wt.% for a total weight of the filler composition, a flux component at a content of at least about 0.1 wt.% and not greater than about 7.0 wt.% for a total weight of the filler composition, and a flame retardant component at least about 5.0 wt.% and not greater than about 20.0 wt.% for a total weight of the filler composition.
Resumen de: EP4603547A1
A conductive composition including (a) a carbon nanotube, (b) a soluble conductive polymer, and (c) a solvent, wherein the soluble conductive polymer is (i) or (ii) below.(i) a complex in which a conductive polymer is doped with a sulfonic acid compound with hydrophobicity(ii) a conductive polymer having a sulfonic acid group-containing side chain
Resumen de: EP4604221A1
Provided is a surface-treated metal sheet for batteries, comprising a metal base material, a nickel layer formed on at least one side of the metal base material, and a tin layer formed as an overlay on the nickel layer, wherein with respect to the tin layer, at least one of the result of Formula (1) below and that of Formula (2) below exceeds 1: N220/N200>1N220/N400>2 where in Formulae (1) and (2), N(220) represents an index of crystal orientation in a (220) plane in the tin layer, in Formula (1), N(200) represents an index of crystal orientation in a (200) plane in the tin layer, and in Formula (2), N(400) represents an index of crystal orientation in a (400) plane in the tin layer.
Nº publicación: EP4604220A1 20/08/2025
Solicitante:
TERAWATT TECH K K [JP]
TERAWATT TECHNOLOGY K.K
Resumen de: EP4604220A1
There is provided a technique for improving output characteristics of a lithium secondary battery while reducing the weight of the lithium secondary battery. The lithium secondary battery includes (a) a first laminate including a first electrode including a first current collector composed of a first insulating layer sandwiched by a pair of first conductive layers, wherein the first current collector has a first end part; (b) an intermediate laminate including an electrode having a polarity different from a polarity of the first electrode and a separator; (c) a second laminate that is configured to be disposed to be spaced apart from the first laminate in the lamination direction by interposing the intermediate laminate, wherein the second laminate includes a second electrode including a second current collector composed of a second insulating layer sandwiched by a pair of second conductive layers and having the same polarity as the polarity of the first electrode, and the second current collector has a second end part; and (d) an electrode tab that is configured to constitute a joining region with at least the first end part and the second end part and is electrically connected to the first laminate and the second laminate, wherein the first insulating layer and the second insulating layer include a resin having a glass transition temperature of 60°C or lower.
BOPI
Sede Electrónica
