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955
resultados
Última actualización
09/02/2026 [07:06:00]
Resultados 275 a 300 de 955
Resumen de: WO2026024101A1
The present invention relates to a positive electrode composition for a lithium secondary battery to which a multifunctional surface deterioration prevention additive is added. The positive electrode composition comprises: a positive electrode active material including a lithium transition metal oxide; and at least one functional group having an organic framework and capable of bonding to a transition metal atom.
Resumen de: WO2026023745A1
The present invention relates to a preparation method of lithium sulfide having excellent performance as a solid electrolyte raw material, and lithium sulfide prepared therefrom. Specifically, the present invention relates to: a preparation method of lithium sulfide, comprising adjusting, during preparation of lithium sulfide, the particle size of raw materials and reaction conditions so as to minimize residual impurities in lithium sulfide, and improving the flow characteristics and aggregation characteristics of particles, thereby providing an excellent solid electrolyte raw material; and lithium sulfide.
Resumen de: KR20260014293A
본 개시에 따르면, 음극판, 양극판 및 분리막이 적층되고 외면에 상기 분리막이 감겨 있는 전극조립 중간체를 상기 분리막의 끝단을 접착하여 고정하는 전극조립체 제조장치에 있어서, 상기 전극조립 중간체가 안착되는 안착부를 포함하는 베이스부; 상기 베이스부의 상부에 위치하며, 접착필름을 수용하고, 상기 분리막의 끝단에 상기 접착필름을 배출하는 배출부; 및 상기 베이스부의 일측에 배치되며, 상기 분리막의 끝단을 가압하여 상기 전극조립 중간체의 몸체에 접착시키는 가압롤러부;를 포함하는 전극조립체 제조장치를 제공할 수 있다.
Resumen de: WO2026024102A1
The present invention relates to a positive electrode composition for sodium secondary batteries, in which a multifunctional additive for preventing surface degradation is incorporated. The composition comprises a positive electrode active material including a sodium transition-metal oxide, and an organic framework, and contains at least one functional group capable of binding to transition-metal atoms.
Resumen de: WO2026023975A1
A negative electrode material for a lithium secondary battery according to one embodiment comprises a core of spherical natural graphite and a surface layer containing carbon, wherein the negative electrode material has an activity defined as SBET/D50×P of 1.3 to 2.5, and an orientation index defined as I110/I004×100 of 65 or more. Here, SBET is the BET specific surface area (m2/g) of the negative electrode material, D50 is the cumulative volume-based median diameter (㎛) of the negative electrode material, P is the porosity (%) of the negative electrode material measured by a mercury intrusion method, I110 is the maximum intensity of a (110) peak in an X-ray diffraction pattern of the negative electrode material, and I004 is the maximum intensity of a (004) peak in the same X-ray diffraction pattern.
Resumen de: US20260031482A1
A secondary battery includes: an electrode assembly including: a first electrode plate on which a first electrode tap is located; a second electrode plate on which a second electrode tap is located; and a separator between the first electrode plate and the second electrode plate; fillers on a front surface of the electrode assembly; and a case accommodating the electrode assembly. The electrode assembly has a first surface and a second surface at an outmost edge, and facing the case in a stacking direction of the electrode assembly. At least one of the first surface or the second surface includes a central region where a thickness of the electrode assembly is constant, and edge regions other than the central region, and the fillers are located in the edge regions.
Resumen de: US20260031342A1
A positive electrode active material for lithium-ion batteries may include a compound represented by the general formula LiaMnbNic-x-aNx-bMa+bO2, wherein a ranges from 1.02 to 1.08, b ranges from 0.51 to 0.53, c ranges from 0.40 to 0.47, x ranges from 0 to 0.1, a+b ranges from 0 to 0.05, N=Co, Cr, or a combination thereof, and M=W+6, Ta+5, V+5, or a combination thereof.
Resumen de: WO2025049364A1
Disclosed is an anode assembly comprising an anode layer and a solid electrolyte layer prepared by directly coating a slurry comprising a solid electrolyte and a binder on the anode layer. The interfacial resistance between the anode layer and the solid electrolyte membrane is lower than that of an assembly prepared without direct coating. In one embodiment, the solid electrolyte is a sulfide electrolyte. In one embodiment, the binder is a nonfibrillizable binder. In one embodiment, the electrolyte membrane does not comprise a scaffold layer such as non-woven fabric.
Resumen de: TW202506909A
A ceramic slurry includes water, a plurality of ceramic particles, a binder, lithium hydroxide, and a rheology modifier. The rheology modifier includes 30 wt% to 70 wt% of units derived from ethyl acrylate based on a total weight of the rheology modifier; 20 wt% to 60 wt% of units derived from meth acrylic acid based on a total weight the rheology modifier; and 1 wt% to 20 wt% of units derived from a functional monomer based on a total the rheology modifier. The functional monomer has Structure (I) where m has an average value from 10 to 40 and n has an average value from 5 to 30.
Resumen de: TW202505556A
A method for manufacturing a lead terminal for a power storage device comprising an electrode terminal 2 composed of a wire material 100 mainly containing aluminum or copper, and a lead wire 3 connected to the electrode terminal via a welding part 4, the method comprising: a first step for linearly aligning the wire material and the lead wire and holding the wire material and the lead wire in a state where a predetermined distance is maintained between an end surface 100b on the lead wire side of the wire material and an end surface 3b on the wire material side of the lead wire; a second step for irradiating the end part 100a on the lead wire side of the wire material with a laser beam using a laser irradiation machine 400 to melt the end part 100a; and a third step for pressing one of the wire material and the lead wire in the axial direction toward the other after a predetermined time has elapsed from the start of the laser beam irradiation in the second step, to form a welded part.
Resumen de: WO2026024026A1
A battery cell according to the present invention comprises: an electrode assembly in which a cathode, an anode, and a separator are stacked in the stacking direction; a cell case for accommodating the electrode assembly; and an insulation member which is disposed on one side other than two side surfaces of the electrode assembly of the cell case in the stacking direction, and which includes an insulation material, wherein the cell case includes a contact unit which is formed at a position different from the position at which the insulation member is disposed, and with which a cooling member is in contact.
Resumen de: US20260031507A1
A method of manufacturing a cylindrical secondary battery includes manufacturing an electrode assembly including an electrode plate having an uncoated portion; positioning and arranging a current collector on the uncoated portion of the electrode assembly; positioning and arranging a lead tab on the current collector; and electrically connecting the uncoated portion, the current collector, and the lead tab.
Resumen de: US20260031421A1
A manufacturing method for a recycled material that can easily obtain a copper foil as a recycled material from a lithium ion secondary battery is provided. The manufacturing method for a recycled material according to the present disclosure includes: a step of preparing a lithium ion secondary battery including a positive electrode, a negative electrode, and an electrolyte, the negative electrode including a copper foil and a negative electrode active material layer containing graphite as a negative electrode active material, in which a stage structure of the graphite is at least one stage selected from the group consisting of a stage 1, a stage 2, and a stage 3; a step of taking out the negative electrode from the lithium ion secondary battery; and a step of peeling the negative electrode active material layer from the copper foil by bringing the negative electrode and water into contact with each other.
Resumen de: EP4685949A1
Provided are an integrated battery pack and an electric vehicle. The integrated battery pack includes a housing (1), a battery module (2), and multiple support members (3), where an accommodating cavity is provided in the housing (1), the battery module (2) is mounted in the accommodating cavity, a pressure relief valve (26) is disposed on the top of the battery module (2), the multiple support members (3) are spaced apart on the top of the battery module (2) and are sandwiched between the battery module (2) and the housing (1), at least part of the multiple support members (3) cover the pressure relief valve (26), and the at least part of the multiple support members (3) on the pressure relief valve (26) and the battery module (2) enclose a pressure relief channel (323).
Resumen de: KR20260014469A
본 발명에 따른 배터리는, 제1전극 및 제2전극과 이들 사이에 분리막이 개재된 상태로 권취 중심홀의 중심축을 중심으로 권취되어 제공되는 전극 조립체; 상기 전극 조립체를 수용하는 캔 하우징; 상기 전극 조립체와 전기적으로 연결되는 전극단자; 및 상기 전극 조립체 및 상기 전극단자를 전기적으로 연결시키는 제1집전판을 포함하고, 상기 제1집전판은, 상기 전극단자와 면대면 용접 결합되고, 상기 캔 하우징의 내부와 상기 권취 중심홀을 연통시키는 적어도 하나의 연통홀을 구비한다.
Resumen de: KR20260014272A
본 발명은 전극 이송장치에 관한 것으로, 프레임과, 프레임에 구비되고, 릴투릴 방식에 의해 이송되는 전극의 사행을 보정하는 사행보정부 및 전극의 이송 시 전극의 장력을 조절하는 장력조절부를 포함하는 것을 특징으로 한다.
Resumen de: WO2026023969A1
A battery cell according to an embodiment of the present invention may comprise: an inner cell in which an electrode assembly is accommodated in a pouch-type exterior material; a case which accommodates the inner cell and has higher rigidity than the exterior material; an end cover which covers the end of the case and has an insulating material; and a pad which is in close contact between the inner surface of the case and the outer surface of the inner cell and is elastically deformed.
Resumen de: WO2026023950A1
Provided, according to example embodiments, is a method for manufacturing a secondary battery. The method comprises: a step for reading an electrode ID from a data matrix of a monocell including a positive electrode, a negative electrode, and a separator; and a step for determining whether the monocell is functional or defective on the basis of the electrode ID, wherein the electrode ID includes a symbol for identifying an electrode.
Resumen de: KR20260014262A
폐 이차전지 처리 과정에서 작게 파쇄된 칩을 다음 공정으로 보다 효과적으로 이송할 수 있도록, 공급된 이차전지셀을 잘게 조각내 소정 크기의 칩으로 제조하는 칩제조단계, 파쇄된 칩을 가열하는 열처리 단계, 열처리된 칩을 냉각하는 쿨링단계, 냉각된 칩을 진동분리기로 이송하여 블랙파우더를 선별 분리하는 분리단계, 상기 분리단계를 거쳐 분리된 칩은 스크랩 처리하고 선별된 블랙파우더는 저장사일로로 이송하여 저장하는 회수단계를 포함하고, 상기 칩을 진동분리기로 이송하는 공정은 칩을 이송하는 이송라인에 설치된 밴트팬을 통해 이송라인에 진공 흡입압을 가하여 이루어지는 구조의 이차전지 재활용을 위한 전처리 방법을 제공한다..
Resumen de: US20260031483A1
A secondary battery includes an electrode assembly including an alternately stacked plurality of laminates, the electrode assembly including a first electrode plate, a separator, and a second electrode plate, and an electrode tab group, the electrode tab group including a plurality of electrode tabs of at least one of the first electrode plate or the second electrode plate, a can that accommodates the electrode assembly and has one open end, a cap plate that is coupled to the one open end of the can and has a through-hole therein through which the electrode tab group passes, and a fixture configured to fix the electrode tab group passing through the through-hole to the cap plate.
Resumen de: KR20260014213A
본 발명의 리튬 금속 이차 전지는 양극, 리튬 금속을 포함하는 음극, 양극과 음극 사이에 개재된 세퍼레이터, 및 음극과 세퍼레이터 사이에 개재된 보호층을 포함하고, 보호층은 질화 붕소 입자 및 리튬 이온 전도성 입자를 포함하며, 질화 붕소 입자: 리튬 이온 전도성 입자의 질량비는 1:1 초과 3:1 미만이다.
Resumen de: US20260031508A1
A battery, including an electrode assembly including a first electrode plate to which a first electrode tab is connected, a second electrode plate to which a second electrode tab is connected, and a separator interposed between the first electrode plate and the second electrode plate, a case accommodating the electrode assembly, the case being connected to the first electrode tab, a cap assembly including a cap plate bonded to an opening of the case and a terminal plate insulated from the cap plate, and connecting the second electrode tab by coming into contact with and being connected to a first portion of the terminal plate facing the electrode assembly, and a conductive member in a second portion of the terminal plate different from the first portion.
Resumen de: WO2026024017A1
A battery pack according to the present invention comprises: a battery assembly having a plurality of battery cells; a pack case having an accommodation space in which the battery assembly is accommodated; at least one first venting hole provided on a first side of the battery assembly; a venting space disposed on a first side of the first venting hole and provided in the pack case; and at least one opening/closing member disposed to correspond to the first venting hole and opened to allow the first venting hole and the venting space to communicate with each other if an internal pressure greater than or equal to a predetermined level is formed.
Resumen de: NZ761688A
The present invention reduces obstruction of the floating function of a connector by a lead wire. A battery pack (100) that comprises: a connector holder (20) that is fixed such that a second main surface faces the inside of an outer case (40); a floating connector that is connected to a center portion of the connector holder (20) in a floating state in which the attitude of the floating connector can change up, down, right, and left, that is connected at an exposed surface that is exposed from the outer case (40) to an apparatus to which power is to be supplied, and that is for supplying power to the apparatus to which power is to be supplied; and a lead wire (50) that is fixed to an inside surface of the floating connector, the inside surface being on the reverse side from the exposed surface, that extends into the outer case (40), and that connects the floating connector and a circuit board. On the second main surface side, the connector holder (20) has a guide cylinder (26) that surrounds the lead wire (50). A terminal edge of the guide cylinder (26) is shaped like a circle that has a notched part (27) that has a greater radius of curvature than the circle.
Nº publicación: NZ761684A 30/01/2026
Solicitante:
PANASONIC ENERGY CO LTD
Panasonic Energy Co. Ltd
Resumen de: NZ761684A
According to the present invention, lead plates are reliably connected to protruding electrodes, and potting resin is prevented from flowing into discharge ports of the protruding electrodes. According to the present invention, a plurality of batteries 1 are arranged in fixed positions by a battery holder. Lead plates 3 are connected to protruding electrodes 11 of the batteries 1 and thermally bonded by a potting resin 13. The battery holder has outer peripheral cover parts 21 that have electrode windows 24 that expose the protruding electrodes 11. The lead plates 3 have flat parts 31 that have local connection recesses 32 at which protruding surfaces 33 protrude into the electrode windows 24 toward the protruding electrodes 11. First two-sided tape 4 is stuck between outer peripheral edge parts of the batteries 1 and the outer peripheral cover parts 21 of the battery holder. Second two-sided tape 5 is stuck between the outer peripheral cover parts 21 of the battery holder and the flat parts 31 of the lead plates 3. Sealing labels 6 are stuck at the flat parts 31 of the lead plates 3 to close the openings of the connection recesses 32 and thereby block the potting resin 13 from flowing into discharge ports that are provided in the protruding electrodes 11.
BOPI
Sede Electrónica
