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1468
resultados
Última actualización
02/04/2026 [07:26:00]
Resultados 825 a 850 de 1468
Resumen de: FR3166477A1
L’invention concerne une composition d’un électrolyte solide qui permet la fabrication d’un film présentant un très bon compromis entre conductivité ionique, stabilité électrochimique, stabilité à haute température, et tenue mécanique. Cette composition peut être utilisée dans un séparateur ou une électrode de batteries Na-ion ou K-ion.
Resumen de: FR3166430A1
Plaque de protection configurée pour un refroidisseur L’invention concerne une plaque de protection (10) configurée pour être assemblée dans une fenêtre d’un refroidisseur, notamment un refroidisseur formé de deux plaques jointes, cette plaque de protection (10) comprenant au moins un orifice de ventilation (12) qui est initialement obturé par un opercule (27) relié au pourtour de l’orifice de ventilation (12) par au moins une zone de matière frangible (28) de sorte que l’opercule (27) puisse être dégagé de l’orifice pour définir un passage de dégazage (29) en cas de dégazage d’une cellule (101) de batterie posée en regard de l’opercule (27), la plaque de protection (10) étant en outre résistante au feu. Figure pour l’abrégé : Figure 5
Resumen de: US20260081248A1
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: WO2026060358A1
The present technology relates generally to compositions comprising a compound of Formula (I) where R1, R2, R3, and R4 are each independently H or C1-C6 unsubstituted alkyl; provided at least one of R1, R2, R3, and R4 is not H; and provided that the compound has 4, 5, 6, 7, 8, 9, or 10 carbon atoms. In particular, the present technology relates to compositions that comprise a compound of Formula (I) for the manufacture of batteries, semiconductor devices, and other electronic materials and electrical devices.
Resumen de: WO2026059653A1
A battery pack test connector that is configured for testing battery packs by connecting to a terminal on the battery pack to conduct the testing. The battery pack test connector can be configured to perform electrical testing, vacuum/pressure leak testing, or both electrical testing and vacuum/pressure leak testing. The ability to perform both electrical testing and leak testing using the same, single test connector eliminates the need for separate test connectors, one for electrical testing and one for vacuum/pressure leak testing. The test connector may also include a removable and replaceable cartridge that includes electrical contacts, a vacuum/pressure leak test passageway, and a mechanical seal for conducting leak testing. The cartridge allows replacement of worn parts without replacing the entire test connector.
Resumen de: WO2026059639A2
Polymeric compositions are provided having one or more first constitutional units derived from one or more zwitterionic monomers and one or more second constitutional units derived from one or more polysaccharides. Electrodes, electrochemical cells, and batteries including the polymeric compositions are also provided.
Resumen de: WO2026059224A1
The present invention relates to a positive electrode slurry composition, a positive electrode, and a lithium secondary battery comprising same and relates specifically to: a positive electrode slurry composition for a lithium secondary battery, which includes a positive electrode active material, a film-forming additive, and a solvent, wherein the film-forming additive is a compound represented by chemical formula 1; a positive electrode for a lithium secondary battery; and a lithium secondary battery comprising same.
Resumen de: WO2026059226A1
The present invention provides a battery pack having an enhanced service life by improving current deviation. The battery pack according to an embodiment of the present invention comprises: multiple battery cells; and a bus bar assembly electrically connected to the multiple battery cells at one side of each of the multiple battery cells and formed to have at least one of a predetermined width and a predetermined angle to achieve uniform current distribution among the multiple battery cells.
Resumen de: WO2026059235A1
A secondary battery according to an embodiment of the present invention may comprise: an electrode assembly including a first electrode plate, a second electrode plate, and a separator disposed between the first electrode plate and the second electrode plate; a cylindrical can that accommodates the electrode assembly and is electrically connected to the second electrode plate; a terminal that is provided at one longitudinal end of the can and electrically connected to the first electrode plate; and a fire-extinguishing member provided inside at least one of the two longitudinal ends of the can. According to an embodiment of the present invention, the fire-extinguishing member having a fire-extinguishing function is provided inside the secondary battery, and thus the safety of the secondary battery may be improved.
Resumen de: WO2026059175A1
A busbar frame assembly according to an embodiment of the present invention includes: a busbar connected to a plurality of battery cells; a printed circuit board (PCB) connected to the busbar to sense voltages of the battery cells; a first reinforcing plate and a second reinforcing plate disposed in different regions of the printed circuit board; and a busbar frame in which the busbar is disposed.
Resumen de: WO2026059168A1
A battery pack is provided according to exemplary embodiments of the present invention. The battery pack comprises: a pack housing comprising a base plate; cooling channels, in the base plate, comprising a first sub-channel and main channels supplying cooling water thereto; a first battery cell assembly, on the base plate, overlapping the first sub-channel in a first direction; and a cut-off member in the first sub-channel, wherein the cut-off member comprises a body portion including shape-memory alloy, and may lengthen in a second direction intersecting the first direction when the temperature of the first battery cell assembly rises.
Resumen de: WO2026056400A1
The present invention provides a non-aqueous electrolyte and a lithium-ion battery, for solving the problems of high internal resistance, high-temperature gas production and poor capacity retention rate at high and low temperatures of lithium-ion batteries. The non-aqueous electrolyte comprises a lithium salt, an organic solvent and an additive. The additive comprises a succinic anhydride derivative and a fluorinated ester compound, wherein the succinic anhydride derivative is selected from one or more of substances represented by general structural formula (1) and/or structural formula (2); and the fluorinated ester compound is selected from one or more of fluoroborate ester (3), fluorinated carboxylate ester (4), fluorinated aliphatic carbonate ester (5), fluorinated phosphate ester (6) and fluorinated phosphite ester (7).
Resumen de: WO2026056366A1
The present application provides a negative electrode sheet and a lithium-ion battery. The negative electrode sheet comprises a current collector and a first electrode material layer and a second electrode material layer which are sequentially stacked on the current collector in a direction moving away from the current collector, wherein both the first electrode material layer and the second electrode material layer comprise an active material, the active material comprises first active material particles and second active material particles, and the particle size of the first active material particles is greater than the particle size of the second active material particles; and in the first electrode material layer, the total mass of the first active material particles is less than the total mass of the second active material particles, and in the second electrode material layer, the total mass of the first active material particles is greater than the total mass of the second active material particles.
Resumen de: WO2026056411A1
A separator and a preparation method therefor and a use thereof. The preparation method comprises the following steps: S1: performing double-side coating on a substrate to obtain a first membrane material; and S2: performing phase inversion on the first membrane material to obtain a separator. The double-side coating is performed by means of two slit dies arranged opposite to each other, and during double-side coating of the substrate by means of the two slit dies, the distances between the substrate and the two slit dies are equal; and the opening degree of a die lip of a slit die is denoted as S, the thickness of the substrate is denoted as T, the sum of the spacings from the two slit dies to the substrate is denoted as D, and S, T and D satisfy the following relationship: 3S≤D-T≤55S. By adopting face-to-face coating with the two slit dies and limiting the relationship among the opening degree of the die lip of the slit die, the thickness of the substrate, and the sum of the spacings from the two slit dies to the substrate, the consistency of the thickness on two sides of the separator is ensured, and the thickness deviation of coatings on two sides of the prepared separator is reduced.
Resumen de: WO2026059408A1
The present disclosure provides a secondary battery and a method for manufacturing same. The secondary battery according to the present disclosure may comprise: an electrode assembly in which a first electrode, a separator, and a second electrode are sequentially stacked; a case including a terminal hole; an electrode terminal including an insertion portion inserted into the terminal hole and a head portion integrally formed with the insertion portion; and an insulating member filling a space between the case and the electrode terminal to insulate the case and the electrode terminal from each other.
Resumen de: WO2026059387A1
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 a reverse inflow prevention member having at least one opening and closing part disposed to correspond to the first venting hole, wherein the opening and closing part is opened to communicate the first venting hole and the venting space when the internal pressure of the battery assembly is equal to or greater than a predetermined reference value.
Resumen de: WO2026059405A1
A pack housing is provided according to exemplary embodiments of the present invention. The pack housing comprises: a base plate intersecting a first direction; cooling channels, in the base plate, comprising sub-channels and main channels supplying cooling water thereto; and cut-off members inside the sub-channels, wherein each cut-off member comprises a body portion comprising a shape-memory alloy and may lengthen in the first direction when the temperature of the cut-off member rises.
Resumen de: WO2026059375A1
The present disclosure relates to a secondary battery and a battery pack comprising same, and the technical problem is to be solved by providing a secondary battery and a battery pack comprising same, which are capable of preventing damage to adjacent components by means of a venting operation. To this end, the present disclosure provides the secondary battery comprising: an electrode assembly having a winding shaft; a case which accommodates the electrode assembly, and which has a first surface and a second surface opposite each other; a terminal which passes through the first surface and which is connected to the electrode assembly; and a first venting notch recessed toward the inside of the first surface.
Resumen de: WO2026059484A1
Described is among other things an immersion module (100). The immersion module can provide for more even cooling and dense packing of heat generation components (160) such as batteries.
Resumen de: WO2026059342A1
Disclosed is a battery, comprising battery components including an electrode assembly; an inflatable pouch case enclosing the battery components inside, the inflatable pouch case having an inner surface and an outer surface opposite to the inner surface; and at least one electrode lead electrically connected to the electrode assembly and extending through the inflatable pouch case from the inside of the inflatable pouch case to an outside of the inflatable pouch case. The outer surface of the inflatable pouch case is sealingly bonded to a surface of the at least one electrode lead.
Resumen de: WO2026059293A1
The present invention relates to a positive electrode active material, and a lithium secondary battery using a positive electrode comprising the positive electrode active material. More specifically, the present invention relates to a positive electrode active material, and a lithium secondary battery using a positive electrode comprising the positive electrode active material, the material having a coating part that includes barium (Ba) and sulfur (S), which is present on at least a portion of the surface of a lithium transition metal oxide, so that lithium impurities can be reduced without washing, and enabling conductivity to be improved and side reactions with an electrolyte solution to be suppressed by means of the coating part including barium (Ba) and sulfur (S).
Resumen de: WO2026059287A1
The present disclosure provides a secondary battery and a method for manufacturing same. The secondary battery according to the present disclosure may comprise: an electrode assembly in which a first electrode, a separator, and a second electrode are sequentially stacked; a case accommodating the electrode assembly and having an electrolyte injection hole formed through one side surface thereof; and a rivet for sealing the electrolyte injection hole, wherein the rivet may comprise: a body portion in contact with the outer surface of an area on the case where the electrolyte injection hole is formed, and a leg portion in contact with the inner surface of the area on the case where the electrolyte injection hole is formed.
Resumen de: WO2026059294A1
The present invention relates to a cathode active material and a lithium secondary battery using a cathode including the cathode active material. More particularly, the present invention relates to: a cathode active material in which barium (Ba) and sulfur (S) are included at predetermined contents, enabling lithium impurities to be reduced without a washing process, and furthermore enabling improvement in the conductivity of the cathode active material to enhance capacity per unit volume; and a lithium secondary battery using a cathode including the cathode active material.
Resumen de: WO2026059325A1
The present invention relates to a positive electrode active material comprising small-particle lithium iron manganese phosphate-based oxide and large-particle lithium iron phosphate-based oxide, wherein the small-particle lithium iron manganese phosphate-based oxide has an average particle diameter (D50) of 1 ㎛ or less and the large-particle lithium iron phosphate-based oxide has an average particle diameter (D50) of 4 ㎛ to 10 ㎛, with the weight ratio of the small-particle lithium iron manganese phosphate-based oxide to the large-particle lithium iron phosphate-based oxide ranging from 75: 25 to 98: 2.
Nº publicación: WO2026059295A1 19/03/2026
Solicitante:
ECOPRO BM CO LTD [KR]
\uC8FC\uC2DD\uD68C\uC0AC \uC5D0\uCF54\uD504\uB85C\uBE44\uC5E0
Resumen de: WO2026059295A1
The present invention relates to a positive electrode active material, and a lithium secondary battery using a positive electrode comprising the positive electrode active material. More specifically, the present invention relates to a positive electrode active material, and a lithium secondary battery using a positive electrode comprising the positive electrode active material, the material comprising barium (Ba) and sulfur (S) so that lithium impurities can be reduced without washing, and enabling the conductivity of the positive electrode active material to be improved, thereby causing the capacity per unit volume to increase.
BOPI
Sede Electrónica
