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BATTERY MODULE COMPRISING THERMAL BARRIER AND BATTERY PACK COMPRISING THE SAME

Resumen de: KR20250128659A

본 개시에 따르면, 벤팅 홀이 형성된 모듈 커버를 포함하는 모듈 하우징, 상기 모듈 하우징 내에 수용된 복수의 배터리 셀들, 및 상기 복수의 배터리 셀들 중 적어도 일부 사이에 위치한 단열 부재를 포함하는 제1 써멀 배리어를 포함하는 배터리 모듈이 제공될 수 있다. 상기 단열 부재는 상기 벤팅 홀과 대면하는 상부 영역 및 상기 상부 영역의 일부분에서 돌출되고, 상기 벤팅 홀 내에 위치한 돌출부를 포함하고, 상기 돌출부는 상기 모듈 커버와 이격될 수 있다.

Electrode assembly insertion guide and electrode assembly inserting method using the same

Resumen de: US2025266491A1

The present disclosure relates to an electrode assembly insertion guide including a body part detachably coupled to an edge of an opening part formed by opening one surface of an accommodation case, and a coupling part formed by recessing one surface of the body part facing the opening part along a direction from an inside of the accommodation case toward the opening part, and an electrode assembly inserting method.

CURRENT COLLECTOR FOR ELECTRODE HAVING FUSE-INTEGRATED UNCOATED PORTION AND SECONDARY BATTERY INCLUDING THE SAME

Resumen de: WO2025178182A1

A current collector for an electrode having a fuse-integrated uncoated part according to an embodiment of the present invention may comprise: an electrode plate made of a metal material on which an electrode active material is applied or coated; and an uncoated part which is formed at one end of the electrode plate and in which the electrode active material does not exist, wherein the uncoated part includes a current path part having a width direction length narrower or shorter than the other parts and a cut part formed on one side of the current path part so that the uncoated part does not exist therein, and a reinforcement part provided to cover at least one of the current path part and the cut part or provided not to cover all or a part of the current path part is attached to at least one surface of both surfaces of the uncoated part.

ELECTRODE MIXTURE AND BATTERY

Resumen de: US2025266461A1

An object of the present disclosure is to provide an electrode mixture that can improve battery capacity, and a battery comprising the electrode mixture. The electrode mixture of the disclosure comprises hard carbon. The electrode mixture of the disclosure comprises a metal oxide. The metal element constituting the metal oxide is a period 4 d-block element, and the ratio of the mass of the metal oxide with respect to the total mass of the hard carbon and metal oxide is less than 10 mass %. The battery of the disclosure comprises a negative electrode collector layer, negative electrode active material layer, electrolyte layer, positive electrode active material layer and positive electrode collector layer in that order, and either the negative electrode active material layer or the positive electrode active material layer comprises an electrode mixture of the disclosure.

Method for recovering high purity iron from waste lithium iron phosphate using a dry smelting process

Resumen de: KR20250128897A

본 발명은 폐 리튬인산철로부터 고순도의 철 회수 방법에 관한 것으로, 폐 리튬인산철(LiFePO4, LFP)의 파쇄물을 산소 분위기에서 열처리하는 제1 단계; 제1 단계가 완료된 폐 리튬인산철의 파쇄물에 플럭스를 첨가하고 무산소 분위기에서 열처리하여 생성된 용융물로부터 FeO 함유 슬래그를 회수하는 제2 단계; 제2 단계에서 회수한 FeO 함유 슬래그에 환원제를 첨가하고 불활성 분위기에서 열처리하여 생성된 용융물을 회수하는 제3 단계; 제3 단계에서 회수한 용융물에 산소 가스를 주입하는 제4 단계; 및 제4 단계가 완료된 용융물에 FeS2를 첨가하고 불활성 분위기에서 열처리하는 제5 단계; 통해, 구리 및 인이 제거된 고순도의 철 금속을 회수할 수 있다.

Secondary battery employing shock absorbing part and manufacturing method thereof

Resumen de: US2025266592A1

A secondary battery includes: an electrode assembly; a case accommodating the electrode assembly therein; and a buffer arranged between the electrode assembly and the case and repeatedly bent a plurality of times.

Electrolyte impregnation inspection equipment electrolyte impregnation inspection method and manufacturing method of lithium secondary battery using the same

Resumen de: KR20250128715A

예시적인 실시예들에 따르면, 전해액의 함침도 검사 설비가 제공된다. 상기 검사 설비는 가열부, 냉각부, 열화상 카메라가 순차 배치되고, 전지케이스의 비열과 전해액의 비열 차이는, 가열 및 냉각 과정을 거친 전지셀의 열화상에서 미 함침 전해액 부위의 구분이 가능하도록 하므로, 전지셀의 열화상에 기반하여 전해액의 함침 정도를 정략적으로 판단할 수 있다.

Grinding apparatus for rechargeable battery materials

Resumen de: US2025262624A1

A grinding apparatus of the present disclosure includes a body member including an inlet through which raw material is introduced; a fixing member installed inside the body member; a rotation member installed inside the body member and positioned spaced apart from the fixing member; and a driving member installed outside of the body member and configured to rotate the rotation member, wherein the rotation member includes a disk coupled to the driving member; a first pattern inserted to a certain depth on the disk and including a plurality of first lines positioned parallel to each other; a second pattern inserted at a certain depth on the disk and including a plurality of second lines arranged to intersect the plurality of first lines and positioned parallel to each other; and a grinding portion positioned between the first lines and the second lines, and protrudes to the outside to grind raw material.

METHOD FOR CONTROLLING BATTERY ASSEMBLY AND SYSTEM FOR BATTERY MANAGEMENT

Resumen de: US2025264893A1

A method of controlling a battery assembly comprising, measuring a pressure applied to a battery assembly to obtain a measured pressure value, receiving battery operating data of the battery assembly, estimating a sensitivity of battery input and output based on the measured pressure value and the battery operating data and generating a pressure control command based on the sensitivity of battery input and output and the battery operating data, wherein the sensitivity of battery input and output represents a sensitivity of the battery assembly to the pressure applied to the battery assembly.

Manufacturing equipment for secondary battery

Resumen de: US2025262639A1

A secondary battery manufacturing device is provided that includes a case portion provided with a nozzle configured to face a base material being moved by a coating roll. A cavity portion is positioned inside the case portion, with the cavity portion forming a conduit for transferring a coating solution to the nozzle. A vent portion is provided that has a first side surrounding an inlet to the cavity portion and a second side extends to the outside of the case portion to form a path for discharging gas. A filtering portion is positioned between the cavity portion and the vent portion, with the filtering portion being configured to direct gas contained in the coating solution in a direction toward the vent portion and prevent liquid of the coating solution from being directed to the vent portion.

METHOD FOR MANUFACTURING POWER STORAGE ELEMENT, AND POWER STORAGE ELEMENT

Resumen de: WO2025178018A1

This manufacturing method of a power storage element comprises a terminal, an electrode body, and a current collector connected to the terminal and the electrode body. The electrode body comprises a body part, and a tab part protruding from the body part. The current collector comprises a terminal connection part connected to the terminal, and an electrode body connection part connected to the tab part. The terminal connection part and the electrode body connection part are arranged in a posture facing in different directions, and are integrally formed. The manufacturing method of the power storage element includes joining the electrode body connection part and the tab part by laser welding.

POWER STORAGE ELEMENT

Resumen de: WO2025178014A1

This power storage element comprises: a terminal; an electrode body; and a current collector connected to the terminal and the electrode body. The current collector includes a plate-like terminal connection unit connected to the terminal, and a plate-like electrode body connection unit connected to the electrode body. The electrode body includes a body section and a connection unit connected to the electrode body connection unit. The electrode body connection unit is disposed in an orientation facing the body section. The plate thickness of the terminal connection unit is less than the plate thickness of the electrode body connection unit.

NONAQUEOUS-ELECTROLYTE SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE FOR USE THEREIN

Resumen de: WO2025177871A1

Provided is a nonaqueous electrolyte for secondary batteries which comprises at least one trithiane compound selected from the group consisting of compounds (A) represented by general formula (A) and compounds (B) represented by general formula (B). In general formula (A), R1 to R6 are each independently a hydrogen atom, an organic group, or an inorganic group, and l, m, and n are each independently an integer of 0 or larger and at least one of l, m, and n is 1 or larger. In general formula (B), R1 to R6 are each independently a hydrogen atom, an organic group, or an inorganic group, and l, m, and n are each independently an integer of 0 or larger and at least one of l, m, and n is 1 or larger. The compounds (A) and the compounds (B) are independent of each other.

ELECTRODE FOR POWER STORAGE DEVICE, POWER STORAGE DEVICE, METHOD FOR MANUFACTURING ELECTRODE OF POWER STORAGE DEVICE, AND METHOD FOR MANUFACTURING POWER STORAGE DEVICE

Resumen de: WO2025178000A1

The present invention provides: an electrode for a power storage device that makes it possible to achieve high charge/discharge performance, that has a simple configuration, and that is easily manufactured; and a power storage device that includes said electrode. The electrode is used in a chargeable/dischargeable power storage device which includes a first electrode and a second electrode and in which metal atoms that have been ionized in the second electrode is deposited on the first electrode during charging. The electrode constitutes the first electrode and includes a metal substrate such that: a two-dimensional Debye ring diffraction image by a two-dimensional X-ray detector is obtained as a discontinuous arc-shaped image in which points or line segments are arranged; and the metal atoms are deposited on the surface of the metal substrate during charging of the power storage device.

LAYERING DEVICE

Resumen de: WO2025177862A1

Provided is a layering device for placing and layering a plurality of sheet-like plates, with which the appropriateness of the placement position of the sheet-like plates immediately after being placed can be accurately determined. The present invention comprises a control unit (8) that determines, on the basis of first image data and second image data, the appropriateness of the placement positions of a negative electrode plate (Ea) and a positive electrode plate (Eb). The control unit (8), for example: acquires first outer shape size information of a first claw member (22a) on the basis of the first image data; thereafter, executes a comparison computation between the first outer shape size information and first actual outer shape size information, which is the actual outer shape size of the first claw member (22a), to calculate a first correction value (Cv1) for matching the first outer shape size information with the first actual outer shape size information; and by using the first correction value (Cv1), determines the appropriateness of the placement position of the negative electrode plate (Ea) on the basis of post-first correction placement position information obtained by correcting first placement position information of the negative electrode plate (Ea).

ELECTRODE MIXTURE, SECONDARY BATTERY, AND ALL-SOLID BATTERY

Resumen de: WO2025177847A1

The purpose of the present invention is to provide an electrode mixture containing a dispersant with enhanced dispersibility of an electrode active material and/or a solid electrolyte. Specifically, an electrode mixture containing an electrode active material and/or a solid electrolyte and a dispersant, wherein the dispersant is a polyester represented by general formula (1-1) or (1-2) (where G is an aliphatic diol residue having 2 to 20 carbon atoms, A is an aliphatic dicarboxylic acid residue having 2 to 10 carbon atoms, X1 and X2 are each an aliphatic polybasic acid residue having 2 to 10 carbon atoms or an aromatic polybasic acid residue having 6 to 15 carbon atoms, Y is a monocarboxylic acid residue having 1 to 20 carbon atoms, Z is a monoalcohol residue having 2-30 carbon atoms, p is an integer obtained by subtracting one from the number of basic acid functional groups of the aliphatic polybasic acid residue or the aromatic polybasic acid residue of X1, q is an integer obtained by subtracting one from the number of basic acid functional groups of the aliphatic polybasic acid residue or the aromatic polybasic acid residue of X2, and n represents the number of repetitions).

NON-AQUEOUS ELECTROLYTIC SOLUTION AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY

Resumen de: WO2025177885A1

A non-aqueous electrolytic solution according to the present disclosure includes a non-aqueous solvent, an electrolyte dissolved in the non-aqueous solvent, and fluoride particles insoluble in the non-aqueous solvent. The fluoride particles include Li, M1, and F, and M1 is at least one selected from the group consisting of Al, Ti, Nb, Ta, and Zr. The fluoride particles may further contain M2, and M2 is at least one selected from the group consisting of Be, Mg, Ca, Sr, Ba, Sc, Y, Ga, In, Sn, and Fe.

INFORMATION PROCESSING METHOD, INFORMATION PROCESSING DEVICE, AND INFORMATION PROCESSING PROGRAM

Resumen de: WO2025177831A1

This information processing device acquires a plurality of abnormality items generated in a plurality of batteries, determines whether each of the plurality of abnormality items is an action-required item that is an abnormal item requiring an action or a continuous monitoring item that is an abnormal item requiring continuous state monitoring, and when the plurality of abnormality items include one or more action-required items and one or more continuous monitoring items, displays the one or more action-required items and the one or more continuous monitoring items in mutually different modes.

Cell supply device for secondary battery

Resumen de: US2025266486A1

A cell supply device for a secondary battery includes a base plate on which first to third turntables, a positive electrode material tray, and a negative electrode material tray are installed, a cell elevating unit installed on an upper surface of the first turntable to move up and down, a cell supply member on which a cell adsorption unit configured to adsorb cells is installed, a first transport member provided with the second turntable installed at one side of the cell supply member, a cell transport tray on which the cells are stacked, and a slider unit installed on a lower surface of the cell transport tray, and a second transport member in which the cell elevating unit and the cell adsorption unit (151) are installed on the third turntable.

INCREASING SAFETY OF ENERGY MANIPULATION DEVICES

Resumen de: WO2025178948A1

The present inventions relate to methods, systems, apparatuses, controllers, software, and composition of matter associated with electrochemical cells operatively coupled with fuse(s) configured to (A) during flow of current below at least one threshold, allow flow of the current through the fuse and relative to the cell, and (B) when the flow of current through the fuse is equal to or greater than the at least one threshold, curtail current from flowing through the fuse. The fuse(s) can be located (i) in an interior of the housing or (ii) at a seal of the housing.

PRESSURE ADJUSTMENTS IN ENERGY MANIPULATION DEVICES

Resumen de: WO2025178971A1

The present inventions relate to methods, systems, apparatuses, controllers, software, and composition of matter associated with electrochemical cells operatively coupled with spring(s) that (I) maintain the cell at an overpressure relative to an ambient pressure external to the housing and/or (II) reduce an extent of variability in the overpressure during use of the device.

POLYMER MATERIAL FOR POWER STORAGE DEVICE USING INORGANIC SOLID ELECTROLYTE, AND POWER STORAGE DEVICE CONTAINING POLYMER MATERIAL FOR POWER STORAGE DEVICE USING INORGANIC SOLID ELECTROLYTE

Resumen de: WO2025178028A1

In a composite solid electrolyte containing an inorganic solid electrolyte and a polymer solid electrolyte containing a polyether polymer, there is room for improvement in dispersibility of the inorganic solid electrolyte and the polyether polymer. The present invention provides a polymer material for an inorganic solid electrolyte, the polymer material containing: a polyether polymer in which the main chain has a polyoxyethylene skeleton; and a phenol-based antioxidant. It has been found that this polymer material improves dispersibility with an inorganic solid electrolyte.

LITHIUM SECONDARY BATTERY

Resumen de: WO2025177917A1

A lithium secondary battery according to the present invention comprises a positive electrode, a negative electrode, and a non-aqueous electrolyte. The negative electrode is an electrode at which lithium metal is deposited by charging and from which lithium metal dissolves into the non-aqueous electrolyte by discharging. The non-aqueous electrolyte includes: an oxyacid compound that includes an O-X bond; and a fluorine-containing ether. X is at least one element selected from the group that consists of: elements that can form an alloy with lithium; N; and S.

NON-AQUEOUS ELECTROLYTE AND POWER STORAGE DEVICE

Resumen de: WO2025177916A1

This non-aqueous electrolyte comprises a non-aqueous solvent and an electrolyte salt, wherein the electrolyte salt includes a first lithium salt, a second lithium salt, and a third lithium salt. The first lithium salt is at least one selected from the group consisting of LiPF6, LiSbF6 and LiAsF6, the second lithium salt is at least one selected from the group of imide salts represented by LiN(SO2R1)(SO2R2) (R1 and R2 are each independently represented by CnF2n+1, and n is an integer of 0 or more), and the third lithium salt is at least one selected from the group consisting of oxalate complex salts and lithium nitrate. The shift value from a reference peak (the peak in the 7Li-NMR spectrum of a 1 mol/L LiCl solution in D2O) in the 7Li-NMR spectrum of the non-aqueous electrolyte is -1.15 ppm or more.

PHOSPHATE POWDER, SOLID ELECTROLYTE, AND METHOD FOR PRODUCING SAME, AND LITHIUM SECONDARY BATTERY

Nº publicación: WO2025177905A1 28/08/2025

Solicitante:

NIPPON DENKO CO LTD [JP]
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Resumen de: WO2025177905A1

Provided are a solid electrolyte excellent in lithium ion conductivity, and a method for producing same.　This solid electrolyte is represented by general formula: XAMBYCPDO12 ± σ, wherein A to D representing molar ratios satisfy a certain relationship, the lattice constant ratio c/a is 2.52 or less, the solid electrolyte has a NASICON-type structure of a rhombohedral crystal system having a lattice volume of 1505 Å3 - 1522 Å3, and the proportion of triclinic structures is reduced as much as possible. The solid electrolyte is produced by: heating a mixture solution to remove moisture, wherein the mixture solution includes a Zr raw material, a Y raw material, a P raw material, and a chelating agent, and the pH of the mixture solution is adjusted to 7.0 or less; firing the mixture in ambient atmosphere to obtain an oxide precursor; adding a Li raw material thereto; and further firing same in ambient atmosphere.