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1724
resultados
Última actualización
24/03/2026 [07:20:00]
Resultados 1200 a 1225 de 1724
Resumen de: EP4706840A1
An apparatus for cleaning a press roll that presses an electrode according one embodiment of the present disclosure includes a cleaning member that brings a cleaning cloth into contact with the surface of the press roll, and a cleaning cloth which cleans the press roll while passing between the press roll and the cleaning member, wherein the cleaning member can supply a cleaning liquid to the cleaning cloth.
Resumen de: EP4706428A1
The present application provides a control method for an aerosol generating device and an aerosol generating device. The aerosol generating device comprises a heater for heating an aerosol generating product to generate an aerosol. The method comprises: receiving a starting request signal, the starting request signal being a signal for requesting to start a heater to heat the aerosol generating product; determining that an aerosol generating device is in a warm starting state; determining a starting parameter according to cooling information and heating information, the starting information comprising at least one of a target starting moment of the heater and a target starting temperature of the heater, wherein the cooling information is information of changes of the temperature of the heater along with time after the heater is turned off, and the heating information is information of changes of the temperature of the heater along with time when the aerosol generating device is started from a cold starting state; and starting the heater according to the starting parameter. The present application ensures a relatively good vaping taste.
Resumen de: EP4707244A1
Process for making an (oxy)hydroxide of TM wherein TM is nickel or a combination of metals that comprises at least 60 mol-% nickel, referring to TM, and, optionally, at least one of cobalt and manganese, wherein said process comprises the steps of:(a) providing an aqueous slurry containing water-soluble salts of metals that constitute TM and slurried particles of (oxy)hydroxide of TM', wherein TM' is nickel or a combination of metals that comprises at least 60 mol-% nickel, referring to TM', and providing water-soluble salts of TM dissolved in water or in aqueous slurry (a),(b) providing an electrochemical cell comprising at least three compartments separated from each other by anion-exchange membranes, said compartments comprising anode and anolyte, aqueous slurry provided in step (a), and cathode and catholyte, respectively,(c) passing aqueous slurry as provided in step (a) and, if applicable, aqueous solution of salts of TM through the middle compartment and(d) applying an electrochemical current with a current density in the range of from 10 to 500 mA/cm<sup>2</sup>,(e) removing (oxy)hydroxide of TM from the electrochemical cell
Resumen de: WO2025022197A1
Castable compositions are described. The castable composition comprise a liquid silicone rubber, a thixotropic agent comprising organic fibrils, and hollow glass microspheres. Cured compositions and methods of making the castable compositions, as well as battery modules comprising a plurality of battery cells and such cured compositions are also described.
Resumen de: EP4708493A1
A battery enclosure according to certain embodiments of the present disclosure comprises: an enclosure having an accommodation space therein, a battery rack that is fixed to the accommodation space inside the enclosure and includes at least one battery, and a control panel that is electrically connected to the battery rack, wherein the accommodation space includes a power storage space in which the battery rack is located and a control space in which the control panel is located, and wherein the enclosure is formed with a plurality of openings on different surfaces from each other, and a cable passes through the openings.
Resumen de: EP4708464A1
Provided is a battery module comprising: a first cell stack and a second cell stack, each with a plurality of battery cells stacked; a housing having an inner space in which the first cell stack and the second cell stack are accommodated; an insulating fluid configured to flow in the inner space of the housing; and a barrier assembly disposed between the first cell stack and the second cell stack, wherein the barrier assembly includes: a heat insulation cover configured to be capable of blocking heat propagation between the first cell stack and the second cell stack; and a heat dissipation member in contact with the insulating fluid and including a material having a higher thermal conductivity than the heat insulation cover.
Resumen de: EP4708459A1
Disclosed is a battery module with improved cycle performance. The battery module according to one aspect of the present disclosure includes: a cell assembly including a plurality of battery cells stacked in at least one direction and respectively configured to provide an electrode terminal; a module case configured to accommodate the cell assembly in an inner space; a cooling member disposed at least on one side of the cell assembly and configured to discharge heat through a coolant; and a heat dissipation member disposed to face at least one battery cell and configured to transfer heat from the battery cell to the cooling member and partially protrude from a side of the cooling member.
Resumen de: EP4708520A1
A battery enclosure according to an embodiment of the present disclosure includes an enclosure including a base fixed to an installation surface, and a battery rack that accommodates at least one battery and is fixed to the base. The battery rack includes at least one vertically extending column, the base includes at least one horizontal beam and at least one vertical beam. The horizontal beam includes a fixture that fixes the battery enclosure to the installation surface, and the fixture is provided at a position corresponding to a position of the column included in the battery rack.
Resumen de: EP4708519A1
A coupling mechanism according to an embodiment of the present invention may include a head part, a screw part provided to be coupled to the head part, and an elastic member configured to elastically connect the head part to the screw part in an internal accommodation space defined when the head part and the screw part are coupled to each other.
Resumen de: EP4708518A1
A coupling mechanism according to an embodiment of the present invention may include a head part, a screw part provided to be coupled to the head part, and a bonding member which is disposed along an outer circumference of the head part on the screw part and is melted when a temperature of the bonding member is equal to or greater than a predetermined temperature.
Resumen de: EP4707836A1
A battery management apparatus according to an embodiment disclosed herein includes a voltage measurement unit configured to measure a voltage of each of a plurality of battery cells and a controller configured to calculate a first deviation, which is a deviation between a long moving average and a short moving average of a battery cell voltage of each of the plurality of battery cells, calculate a second deviation, which is a deviation between a long moving average and a short moving average of an average voltage of the plurality of battery cells, and calculate a first diagnosis deviation between the first deviation and the second deviation for each of the plurality of battery cells, diagnose each of the plurality of battery cells based on whether a final diagnosis deviation related to the first diagnosis deviation of each of the plurality of battery cells is at least a first threshold value and based on a time during which the final diagnosis deviation is maintained as being at least a second threshold value.
Resumen de: CN121079204A
Disclosed herein is a multilayer microporous polyolefin film in which at least one layer is highly filled with inorganic particles such that the film exhibits good in-plane dimensional stability (i.e., low shrinkage) at temperatures above and below the melting point of the polymer matrix. The second extruded polyolefin layer is selected such that the porosity thereof and the total permeability of the multilayer film will decrease above the melting point of the polymer matrix. The layers of the multilayer films are cohesively bonded, and such films can be used as separators to improve manufacturability, performance, and safety of energy storage devices, such as lithium ion batteries.
Resumen de: EP4708625A1
A battery communication management device, including a rack battery management part including a microcontroller and an interface converter, and a plurality of module battery management parts in serial connection with the rack battery management part and managed by the rack battery management part, wherein each of the plurality of module battery management parts manages a battery module, each of the plurality of module battery management parts includes an analog front end, and the microcontroller determines a type of communication failure between the rack battery management part and the plurality of module battery management parts.
Resumen de: EP4707313A1
Disclosed is a polymer electrolyte, including: a polymer substrate; and a copolymer, wherein the polymer substrate includes a support material, and the copolymer contains cyano groups, ester groups, and sulfonic acid groups. In the present disclosure, the polymer substrate serves as a support material to provide a mechanical strength, and the function of the copolymer is to form a stable interface with positive electrodes and negative electrodes. Furthermore, the copolymer contains cyano groups, ester groups, and sulfonic acid groups, all of which are polar groups that enable improvement of the mechanical properties of the electrolyte, while having high a reduction resistance and an oxidation resistance, enabling formation of a stable SEI film with the negative electrodes and a stable CEI film with the positive electrodes, which may enable the prepared secondary battery to have a high energy density and to be able to operate cycles in the long term.
Resumen de: EP4708400A1
Disclosed is a lithium-ion secondary battery, where the lithium-ion secondary battery includes a positive electrode current collector, which is provided with N positive electrode tabs, N ≥ 2, and at least a part of a functional surface of the positive electrode current collector is provided with a positive electrode functional layer including a positive electrode active material. The positive electrode active material includes a monocrystal ternary material with a chemical composition of LipMem(NixCoyMnz)O2 and a polycrystal ternary material with a chemical composition of LiqMen(NiaCobMnc)O2, and the lithium-ion secondary battery satisfies 0.2 ≤ (C × N)/W ≤ 7.5, where C is a molar content of nickel of the positive electrode active material; and W is a width of the positive electrode tabs.
Resumen de: EP4708533A1
The present disclosure relates to a battery module including: a plurality of battery cells; a module case having an upper opening and configured to accommodate the plurality of battery cells; and a top plate coupled to the upper opening of the module case and having a plurality of venting paths configured such that venting gas generated from the battery cell flow therethrough, and separated from each other.
Resumen de: EP4708505A1
A battery pack according to embodiments of the present disclosure is provided. The battery pack includes a pack housing including a base plate and sidewalls; first and second cross-beams disposed on the pack housing, and spaced apart in a first direction parallel to a mounting surface of the base plate and extending in a second direction parallel to the mounting surface of the base plate; a battery cell assembly interposed between the first and second cross-beams; a lead coupled to the sidewalls and covering the battery cell assembly; and a reinforcing bracket coupled to the lead and extending along the first direction.
Resumen de: EP4708537A1
A method for preparing a composite coating separator is disclosed. The method includes: mixing raw materials including an inorganic powder, a hollow latex microsphere emulsion, a binder, and a solvent to obtain a mixed slurry; applying the mixed slurry to a surface of a base film, and drying the mixed slurry on the surface of the base film to obtain the composite coating separator. A mass ratio of the inorganic powder in the mixed slurry is 20%-35%, and a mass ratio of the hollow latex microsphere emulsion in the mixed slurry is 5%-10%. A viscosity of the mixed slurry is 100 mPa.s-120 mPa.s. The hollow latex microsphere emulsion includes hollow microspheres, and a density of the hollow microspheres is 0.8 g/cm<sup>3</sup>-0.9 g/cm<sup>3</sup>.
Resumen de: EP4707236A1
The present invention relates to a carbon nanotube dispersion exhibiting low viscosity and little change in viscosity over time, which includes carbon nanotubes, a dispersant, and a dispersion medium, wherein the dispersant contains a first dispersant and a second dispersant in a weight ratio of 100:10 to 90, the first dispersant is a dispersant containing an N atom, the second dispersant is a compound containing a sulfonic group, a hydroxyl group, and an aromatic ring in a molecular structure, and the carbon nanotubes and the dispersant are present in a weight ratio of 100:25 to 500.
Resumen de: EP4708390A1
A positive electrode active material includes a lithium composite transition metal oxide in the form of a single particle composed of one single nodule and/or in the form of a pseudo-single particle, which is a composite of 30 or less nodules, and a coating layer formed on the surface of the lithium composite transition metal oxide. The coating layer contains aluminum (Al) and tungsten (W). The positive electrode active material satisfies Equation 1 below: 45≤X×X′≤56 wherein, X is the content of nickel among all metals except for lithium in the lithium composite transition metal oxide(unit: mol%), and X' is the BET specific surface area of the positive electrode active material (unit: m<2>/g).
Resumen de: EP4708389A1
A positive electrode active material according to the present invention includes a lithium composite transition metal oxide which has an amount of nickel among total metals excluding lithium of 50 mol% to 80 mol% and is in a form of a single particle composed of one single nodule or a pseudo-single particle that is a composite of 40 or less nodules; and a tungsten-containing coating layer formed on a surface of the lithium composite transition metal oxide, wherein a ratio (Li/W) of the number of moles of lithium to the number of moles of tungsten, which is measured by inductively coupled plasma optical emission spectroscopy (ICP-OES) analysis after performing a pretreatment under conditions of immersing the positive electrode active material in deionized water at 25°C for 1 hour, satisfies a range of 30 to 45.
Resumen de: EP4708468A1
A secondary battery includes an electrode assembly including a plurality of unit batteries stacked in a first direction and having electrode leads on opposing ends in a second direction perpendicular to the first direction; a multifunctional terminal block (MTB) included on the opposing ends of the electrode assembly; and a laminate sheet coupled to a side surface of the stack-type electrode assembly, wherein the MTB includes a fused resin layer on a side surface thereof.
Resumen de: WO2024233315A2
Anodes having a laminate comprised of a lithium metal having adhered thereto a layer comprised of a thermoset polymer may be formed by contacting a lithium foil with an addition monomer to form an uncured layer and polymerizing the addition monomer forming a layer of a thermoset polymer adhered to the lithium metal foil or by contacting a metal foil other than lithium with an addition monomer to form an uncured layer, polymerizing the addition monomer forming a layer of a thermoset polymer adhered to the metal foil to form a lithium free metal anode and electrochemically introducing lithium ions to the lithium free metal anode to form the lithium metal laminate anode.
Resumen de: EP4708484A2
The present disclosure provides a cap assembly (130) that provides improved sealing, a secondary battery including the cap assembly, and a method of manufacturing the secondary battery. The cap assembly (130) includes a upper cap (132), a safety vent (134) below the upper cap (132) and surrounding at least a portion of an edge of the upper cap (132), a lower cap (138) below the safety vent (134), an insulator (136) between the safety vent (134) and the lower cap (138), and an injection molded gasket (139) integral to the safety vent (134) and surrounding at least a portion of an edge of the safety vent (134).
Nº publicación: EP4708483A2 11/03/2026
Solicitante:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Resumen de: EP4708483A2
The present disclosure relates to a secondary battery and a battery pack including the secondary battery, with the secondary battery being capable of reliably venting gas. The secondary battery including a case, an electrode assembly accommodated inside the case, a cap assembly facing the electrode assembly, a clamping part extending from the case and surrounding the cap assembly, and a notch formed from an inner side surface of the clamping part.
BOPI
Sede Electrónica
