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1103
resultados
Última actualización
22/09/2025 [07:06:00]
Resultados 900 a 925 de 1103
Resumen de: EP4614646A1
Provided is a solid electrolyte laminate capable of realizing a solid-state secondary battery capable of suppressing a short circuit during charging with a large amount of current and/or suppressing a decrease of a battery capacity even when a charge and discharge cycle is repeatedly performed. A solid electrolyte laminate 4 in which three or more electrolyte layers containing a solid electrolyte are laminated, comprising a first electrolyte layer 1 having a support; and a second electrolyte layer 2 and a third electrolyte layer 3 disposed so as to sandwich the first electrolyte layer 1 and having no support, in which a film thickness (T2) of the second electrolyte layer 2 is 1.5 to 5 times as large as a film thickness (T3) of the third electrolyte layer 3.
Resumen de: WO2024094878A1
The invention relates to a metal-ion electrochemical battery (A) comprising at least one electrochemical cell consisting of a cathode (2), an anode (3) and a solid electrolyte (1) arranged between the cathode (2) and the anode (3), the one or more cells defining an electrochemical bundle (F) with a shape that is elongate along a longitudinal axis (X), the solid electrolyte having at least one zone (12), arranged at at least one of the outer lateral ends of the electrochemical bundle (F), of lower melting point than the rest (12) of the solid electrolyte.
Resumen de: CN120129662A
The invention relates to a method for preparing a positive electrode active material, comprising the steps of: providing a powder material comprising Li and having a Ni content of at least 60.0 mol% onto a support (2) at a first location (12) of a production line (1); and-contacting the powder material on the support (2) with an aqueous solution to form a wet powder material at a second location (13) of the production line (1), characterized in that it comprises a step of continuously moving the support (2) in a direction from the first location (12) to the second location (13).
Resumen de: CN120187873A
Aluminum composites and methods of making the same are disclosed. The aluminum composite materials are useful intermediates in recycling of lithium ion batteries. For example, some materials may be readily leached to obtain one or more valuable metals.
Resumen de: TW202436634A
The present invention refers to a process and a plant (100) for recycling used LFP batteries, the plant comprising: - a first comminuting device (110) to comminute used LFP batteries to a first degree of comminution; - a drying device (120), arranged downstream of the first comminuting device (110), to dry the comminuted battery material; - a second comminuting device (130) arranged downstream of the drying device (120), to comminute the dried battery material to a second degree of comminution, the second degree of comminution being greater than the first degree of comminution; and - a pyrolysis device (140), arranged downstream of the second comminuting device (130), to pyrolyse the dried and comminuted battery material, wherein at least the second comminuting device (130) is designed to be explosion-proof.
Resumen de: CN120153102A
The present disclosure relates to an apparatus for recycling old batteries, in particular lithium iron phosphate (LFP) batteries, and to a method for recovering valuable materials from old batteries.
Resumen de: CN120153103A
A method and apparatus for producing a copper composite material comprising copper and carbon (e.g., graphite) and having improved processability and/or metal recovery in a method for recycling and/or recovering valuable metals is disclosed. The composite material is a useful intermediate in lithium ion battery recycling.
Resumen de: CN120153101A
The present disclosure relates to an apparatus for recycling old batteries, in particular lithium iron phosphate (LFP) batteries, and to a method for recovering valuable materials from old batteries.
Resumen de: CN120152794A
The present disclosure relates to an apparatus for recycling lithium ion battery materials, in particular lithium ion batteries, and to a method for recycling valuable materials from lithium ion battery materials.
Resumen de: CN120188289A
A composite material (pyrolyzed black matter) comprising valuable metals (e.g., nickel, cobalt, manganese, lithium, aluminum and copper) and having improved processability and/or metal recovery in a process for recycling and/or recovering valuable metals is disclosed. The composite material is a useful intermediate in recycling of lithium ion batteries. A method for producing a composite material from a lithium ion battery is also disclosed.
Resumen de: EP4614583A1
The present disclosure provides a positive electrode sheet, a method for preparing the positive electrode sheet, and an application of the positive electrode sheet. The positive electrode sheet includes a current collector and an electrode layer arranged on at least one side of the current collector. The electrode layer includes at least a first active material layer and a second active material layer which are arranged in a stacked manner. The first active material layer is in direct contact with a surface of the current collector. An active material in the first active material layer includes a layered oxide positive electrode material, and an active material in the second active material layer includes a manganese-based positive electrode material. The positive electrode sheet provided in the present disclosure improves electronic conductivity of the manganese-based positive electrode material while synergistically cooperating with the layered oxide positive electrode material to enhance safety performance of a battery, improve long-cycle performance of the battery, and fully leverage advantages of both the manganese-based positive electrode material and the layered oxide positive electrode material, making charge/discharge curve smoother and facilitating BMS calculations.
Resumen de: EP4614637A1
An electrode assembly wrapping device includes a lower stage having a plurality of sealing bars on an upper surface and movable up and down, a pair of side sealing blocks disposed on both sides of the lower stage and movable forward and backward with respect to the lower stage, and an upper stage having a plurality of sealing bars on a lower surface and disposed on top of the lower stage and movable up and down with respect to the lower stage.
Resumen de: EP4614580A1
An electrode manufacturing device according to one embodiment of the present disclosure comprises: a laser cutting part that cuts at least a part of the electrode; a jig part that forms a predetermined pattern on at least a part of the electrode during cutting of the laser cutting part; a foreign matter removal part that removes a foreign matter of the jig part; and an inspection part that inspects presence/absence of foreign matter in the jig part, wherein, when a foreign matter of the jig part is not confirmed from the inspection part, the jig part moves to a position corresponding to the laser cutting part, and when a foreign matter of the jig part is confirmed from the inspection part, the jig part moves to a position corresponding to the foreign matter removal part.
Resumen de: EP4614654A1
An electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided. The electrolyte includes a non-aqueous organic solvent, a lithium salt, and an additive. The additive includes a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2.
Resumen de: EP4614659A1
The venting device (70) is designed to allow gas generated within a cavity (38) of the electrochemical cell (20) to escape and comprises:- a base designed to be mounted onto the housing (30) and delimiting a through-hole to be in fluidic communication with the cavity (38);- a covering piece (90) permanently connected to the base, movable between covering and uncovering positions and comprising:- a main body (92) delimiting a venting pathway;- a flame arrestor element.The covering piece (90) further comprises a pressure control element designed to plug the venting pathway when the gas pressure is lower than a first gas pressure threshold and to allow the passage of the gas through the venting pathway when the gas pressure is greater than the first gas pressure threshold.
Resumen de: GB2639026A
A battery module 10 for an electrical energy storage device 12 of a motor vehicle comprises several energy storage elements 14, wherein an intermediate plate 16 formed of a piezoelectric material 18 and an electrode 38 is arranged between at least two of the energy storage elements. The energy storage elements are supported against one another via an intermediate plate, which is capable of being deformed when an electrical voltage is applied. A wall thickness 28 of the intermediate plates is preferably thinner than the energy storage elements. Two end plates 30,32 made from a different material than the intermediate plate may be provided, which may be made of metal and used to exert force on the energy storage elements.
Resumen de: GB2639035A
A battery cell (10, Fig 1) for an electrical storage device of an electric or hybrid vehicle, comprises at least a positive electrode 24, a negative electrode 22, and a separator 26, wherein the positive electrode 24 is a first layer, the separator 26 is a second layer, and the negative electrode 22 is a third layer of a layer sandwich 48, rolled into a jelly roll 20 of the battery cell, the separator 26 comprising at least a first adhesive layer 34 on at least a first edge 36. The separator may comprise a second adhesive layer 38 on a second edge opposite the first edge. The size of the separator may exceed the negative electrode. The negative electrode may exceed the positive electrode in size. The adhesive layer may be a polymer material. The adhesive layer may be applied adjacent to the first terminal of the battery cell. The method for producing the battery cell may comprise inserting the jelly roll into a can and melting the first and second terminal caps on the can.
Resumen de: CN120303350A
The thermally conductive silicone composition comprises (A) 100 parts by mass of an organopolysiloxane containing an alkenyl group; (B) a mixture of components (B1) and (B2), where component (B1) is an organosilicon compound of from 1 to 100 silicon atoms containing at least one phenylene structure and at least one silicon-bonded hydrogen atom per molecule, and component (B2) is an organosilicon compound of from 1 to 100 silicon atoms containing on average from 2 to 4 silicon-bonded hydrogen atoms per molecule and having an average of from 1 mPa.s to 1,000 mPa.s at 25 DEG C; the organohydrogenpolysiloxane has a viscosity of 10,000-10,000 mPa * s, but does not contain a phenylene structure in the molecule. The thermally conductive silicone composition further includes (C) 400 to 3500 parts by mass of a thermally conductive filler, and (D) a siloxane macromonomer, and (E) a catalytic amount of a hydrosilylation reaction catalyst. Also provided is a thermally conductive member comprising the thermally conductive silicone composition.
Resumen de: EP4614653A1
The present disclosure relates to a cylindrical type lithium secondary battery including an electrode assembly in which a positive electrode plate, a negative electrode plate, and a separator disposed between the positive electrode plate and the negative electrode plate are wound in one direction; a battery can in which the electrode assembly is accommodated; an electrolyte injected into the battery can; and a sealing body sealing an open end of the battery can, wherein the positive electrode plate and the negative electrode plate each include a non-coating portion on which an active material layer is not formed, and each have a structure in which at least a portion of the non-coating portion of the positive electrode plate or the negative electrode plate defines an electrode tab, the cylindrical type lithium secondary battery has a form factor ratio of 0.4 or more, a core portion of the electrode assembly has a diameter of 5 mm to 8 mm, and the electrolyte includes a lithium salt, an organic solvent, and an additive, wherein the additive includes a compound represented by Formula 1, a cyclic carbonate compound, and 1,3-propane sultone, the compound represented by Formula 1 is included in an amount of 0.5 wt% to 5.0 wt% based on a total amount of the electrolyte, and the compound represented by Formula 1, the cyclic carbonate compound, and the 1,3-propanesultone are included in a weight ratio of 1:0.5:0.2 to 1:20:10.
Resumen de: EP4614691A1
The present disclosure relates to a secondary battery manufacturing apparatus and a secondary battery manufacturing method that are capable of adjusting a bending position and angle of a lead tab (31, 32) and improving energy density of a secondary battery. To this end, the present disclosure provides an secondary battery manufacturing apparatus, including a support member (110, 120) configured to support a lead tab including an electrode tab (31) extending from an electrode assembly (10) and an electrode lead (32) connected to the electrode tab, a first bending member (210) spaced apart from the support member and configured to press the electrode lead such that a first bending part (35) is formed on the electrode lead, and a second bending member (311, 312, 322, 323) connected to the support member and configured to move the support member such that a second bending part (36) is formed on the electrode tab.
Resumen de: EP4614676A1
A battery pack may include battery cells; a cooling plate on one side of the battery cells; and an insulation member having an insulation part, a pair of first heat transfer parts on both sides of the insulation part, and a first layer in at least a portion of the first heat transfer part and having a higher thermal conductivity than the insulation part. A temperature deviation between top and bottom portions of an electrode plate inside a cell can be reduced, thereby improving the cooling performance of the cell. In addition, the lifespan of a cell can be extended by improving cooling performance, and the safety of a battery pack can be improved by preventing events such as deterioration and heat generation.
Resumen de: EP4614172A1
The present disclosure relates to a battery data management method and a battery management system (BMS) providing the method, and the BMS includes a plurality of slave BMSs each configured to collect and store battery data including state information of a battery module for each predetermined storage period, and a master BMS configured to receive the battery data and identification data including identification information of each of the plurality of slave BMSs from each of the plurality of slave BMSs for each storage period, and map and store the battery data and the identification data.
Resumen de: EP4614675A1
A battery module (800) includes: a first battery cell (812); a first case (130, 410) to accommodate the first battery cell (812), and having a first through region (832) to expose a portion of a surface of the first battery cell (812) therethrough; a second case (140, 420) to accommodate at least a portion of the first case (130, 410); and a first heat conducting member (822) between the first battery cell (812) and the second case (140, 420).
Resumen de: EP4614672A1
The device (1) for reducing CO<sub>2</sub> and H<sub>2</sub>O, in particular in a prismatic battery cell, comprises a bag (6) permeable to CO<sub>2</sub> and H<sub>2</sub>O, the bag (6) being filled with a CO<sub>2</sub>/H<sub>2</sub>O absorbing material (11) made from a mixture of a metal salt intended to react with CO<sub>2</sub> and of a super water absorbent intended to absorb H<sub>2</sub>0.
Nº publicación: EP4613463A1 10/09/2025
Solicitante:
LG ENERGY SOLUTION LTD [KR]
LG Energy Solution, Ltd
Resumen de: EP4613463A1
The present invention relates to a sealing device, and a sealing device according to one embodiment of the present invention may include a sealer which has a pressing surface, which presses the target object, and applies heat to the target object and a plurality of temperature sensors which are mounted in the sealer and spaced different distances from the pressing surface.
BOPI
Sede Electrónica
