Resumen de: US2024162497A1
A solid-state battery according to this disclosure is a solid-state battery including a first current collector layer, a first active material layer, a separator layer, a second active material layer, a second current collector layer, and an insulating layer that are laminated in this order. The first current collector layer is wound on a laminated body including the first active material layer, the separator layer, the second active material layer, the second current collector layer, and the insulating layer to surround the laminated body. The first current collector layer forms an outer packaging body such that overlapped parts of the first current collector are joined to each other at a position overlapping with a surface of the laminated body in its lamination direction.
Resumen de: US2024162492A1
Disclosed are an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. The electrolyte solution includes a lithium salt, a solvent, and a functional additive. The functional additive includes benzodthiazol-6-yl(fluorosulfonyl)sulfamoyl fluoride.
Resumen de: US2024162491A1
Disclosed are an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, and in particular, the functional additive includes (4-(1H-1,2,4-triazol-1-yl)phenyl)(fluorosulfonyl)sulfamoyl fluoride.
Resumen de: US2024162555A1
A compression pad is provided for a battery cell stack. The compression pad includes a first material having a first compressive strength; a second material having a second compressive strength that is different than the first compressive strength. The compression pad includes at least one volume of the first material, which is at least partially surrounded by the second material with or without direct contact thereto. Furthermore, there is provided a method for manufacturing a compression pad, as well as a battery cell stack constructed on the basis of the compression pad.
Resumen de: US2024162434A1
An electrochemical apparatus, including a positive electrode plate, the positive electrode plate includes a positive electrode active material. When a state of charge of the electrochemical apparatus ranges from 90% to 100%, a DSC curve of the positive electrode plate has a first exothermic peak A1 and a second exothermic peak A2 in a temperature range of 150° C. to 400° C.; where based on a mass of the positive electrode active material, the first exothermic peak A1 is an exothermic peak closest to 400° C. with a peak intensity greater than 0.1 mW/mg, the second exothermic peak A2 is an exothermic peak closest to 150° C. with a peak intensity greater than 0.1 mW/mg, a difference between a peak position Ta of the first exothermic peak A1 and a peak position Tb of the second exothermic peak A2 ranges from 20° C. to 150° C. The electrochemical apparatus has good cycling, rate, and safety performances.
Resumen de: US2024162515A1
A battery pack includes a cell module including at least one cell, a first collecting module including at least one first collecting unit arranged in the cell and configured to collect first operation data of the cell, and a data processing module connected with the first collecting unit and configured to perform a thermal runaway detection on the cell based on the first operation data to obtain a first detection result.
Resumen de: US2024162513A1
A method of validating a battery module for flight can comprise: coupling an external heating source to the battery module, the battery module including a plurality of cells; gradually applying heat to the battery module via the external heating source, wherein a cell in the plurality of cells that exceeds a temperature threshold is rapidly discharged to a state-of-charge between 0% and 25%; and verifying no fragments and no flames are released outside the battery module.
Resumen de: US2024162487A1
The present disclosure relates to a novel anion receptor and an electrolyte including the same. More particularly, the present disclosure relates to a compound as a novel anion receptor, an electrolyte composition including the same compound, and an electrolyte including the same compound. The present disclosure also relates to a battery using the electrolyte and to a recycle battery using the electrolyte.
Resumen de: US2024162489A1
Provided is an electrolyte for a secondary lithium battery, comprising a non-aqueous organic solvent, a lithium salt, and an additive, the additive including a compound represented by Chemical Formula 1.The details of Chemical Formula 1 are as described in the specification.
Resumen de: US2024162486A1
A battery includes a first electrode; a second electrode; and a solid electrolyte layer disposed between the first electrode and the second electrode. The solid electrolyte layer contains a first solid electrolyte. The first electrode includes: a substrate including a porous body; and an active material layer disposed on a surface of the substrate. The active material layer contains Bi. The first solid electrolyte contains a halide solid electrolyte.
Resumen de: US2024162483A1
There are provided a sheet for an electrode, which includes an active material layer precursor layer containing an inorganic solid electrolyte, an active material, and a polymer binder, in which the active material layer precursor layer is such that a content of the polymer binder is 3% by mass or less and a filling rate of 35% to 50% is exhibited, a manufacturing method therefor, an all-solid state secondary battery, and manufacturing methods for an electrode sheet and an all-solid state secondary battery, in which this sheet for an electrode is used.
Resumen de: US2024162484A1
A positive electrode material includes a positive electrode active material, a first solid electrolyte, and a second solid electrolyte. The first solid electrolyte contains Li, Zr, M, and X. M is at least one selected from the group consisting of metalloid elements and metal elements other than Li. X is at least one selected from the group consisting of F, Cl, Br, and I. The second solid electrolyte has a different composition than the first solid electrolyte. A ratio of a volume of the first solid electrolyte to a total volume of the first solid electrolyte and the second solid electrolyte is greater than or equal to 3% and less than or equal to 60%.
Resumen de: US2024162481A1
The present invention relates to a solid electrolyte composition and a method for preparing the same. A solid electrolyte composition according to the present invention is characterized by including a material represented by Formula 1 below.NaaWbSicSbdSeBrf Equation 1(Here, 2.80≤a≤2.89, 0.20≤b≤0.24, 0.08≤c≤0.12, 0.66≤d≤0.70, 3.91≤e≤4, and 0≤f≤0.09.)
Resumen de: US2024162435A1
The objective of the present invention is to provide a method for producing a layered composite metal oxide crystal material, which can be utilized as a positive electrode material for a lithium ion secondary battery or the like, in a milder condition, and methods for producing a positive electrode and a lithium ion secondary battery using the above method. The method for producing a layered composite metal oxide crystal material according to the present invention, wherein the layered composite metal oxide crystal material comprises a composite metal oxide represented by the formula: LixMOy wherein M is 1 or 2 or more of transition metals, and a part of the M may be substituted with Al and/or Mg, x is the number of 1 or more and 2 or less, y is the number of 2 or more and 3 or less, a value of x+n is 2×y, wherein n is an average valence of the transition metal M, is characterized in comprising the step of calcining a mixture comprising a monovalent anion salt of lithium, a monovalent anion salt of sodium and/or potassium, and a monovalent anion salt of the transition metal at 150° C. or higher and 400° C. or lower in the presence of a water molecule and oxygen.
Resumen de: US2024162507A1
A battery, such as a traction battery for an electrified vehicle (EV), includes a battery sensor, such as a battery pack sensing module (BPSM), arranged internally within a housing of the battery. The battery further includes one or more battery cell arrays arranged within the housing. Each battery cell array including battery cells and a printed circuit board (PCB) electrically connected with voltage sense leads associated with the battery cells. The battery further includes a primary PCB arranged within the housing and electrically connected to the battery cell array PCBs. The battery sensor is electrically connected to the primary PCB to establish an electrical connection with the battery cell array PCBs whereby the battery sensor can sense the voltages of the battery cells.
Resumen de: US2024162433A1
The present invention relates to a positive electrode active material for a Li-ion secondary battery containing a Li-transition metal composite oxide. This Li-transition metal composite oxide has a layered rock salt crystal structure, and is represented by a formula (1): (1−x)Li2RuO3—xLiMnO2 (Mn is trivalent Mn, and x is a real number satisfying 0
Resumen de: US2024162554A1
Provided are a battery case, a battery module, a battery pack, and a vehicle including the battery case, and a method of manufacturing the battery case. A battery case according to an embodiment includes a lower case in which a plurality of battery cells are accommodated, and an upper case coupled to the lower case, wherein an insert nut is provided in at least one of the upper case and the lower case, a pinhole is formed at a position adjacent to the insert nut of the at least one of the upper case and the lower case, and the pinhole is blocked.
Resumen de: US2024162471A1
An apparatus for manufacturing a battery cell includes a body portion having rigidity; and a molded groove configured to allow at least a portion of the sealing portion of the battery cell to be inserted and passed therethrough, and the molded groove penetrates through the body portion in a first direction, and a shape of the molded groove is changed in the first direction.
Resumen de: US2024162470A1
A battery cell for a motor vehicle, having a battery cell housing having an insertion opening and at least one cell stack to be inserted into the battery cell housing, and drive coupling structures in the form of elevations and/or indentations extending transversely to the insertion direction being formed on at least one outer side of the cell stack. A system is also provided for a mounting device with at least one drive roller for inserting a cell stack into a battery cell housing of a battery cell. The drive roller having roller coupling structures distributed over the circumference, which are designed to be complementary to the coupling structures on the battery cell package. Also, a method for inserting a cell stack is provided.
Resumen de: US2024162466A1
One aspect of the present invention is a carbon dioxide adsorption battery including: a negative electrode; a positive electrode; a separator disposed between the negative electrode and the positive electrode; and electrolyte layers respectively disposed between the negative electrode and the separator and between the positive electrode and the separator, wherein the negative electrode is a gas-permeable electrode, each of the electrolyte layers includes an electrolytic solution capable of dissolving carbon dioxide, and a redox compound having an N-oxy radical group within a molecule, and the separator suppresses permeation of the redox compound but is permeable to the electrolytic solution.
Resumen de: US2024162426A1
Manufacturing apparatus, systems and method of making silicon (Si) nanowires on carbon based powders, such as graphite, that may be used as anodes in lithium ion batteries are provided. In some embodiments, an inventive tumbler reactor and chemical vapor deposition (CVD) system and method for growing silicon nanowires on carbon based powders in scaled up quantities to provide production scale anodes for the battery industry are described.
Resumen de: US2024162480A1
A solid electrolyte material has a pair of surfaces which face each other and includes at least one of a predetermined halide-based solid electrolyte or a predetermined sulfide-based solid electrolyte, in which a surface ten-point average roughness RzJIS of at least one of the pair of surfaces falls in the range from 20 nm or more and 1500 nm or less.
Resumen de: US2024162424A1
A battery electrode composition is provided comprising core-shell composites. Each of the composites may comprise a core and a multi-functional shell.
Resumen de: US2024162432A1
Provided is a composition for electrode formation comprising a copolymer comprising vinylidene fluoride unit and a unit of an other monomer other than vinylidene fluoride, and a solvent represented by a general formula (1): NR1R2R3 wherein R1, R2, and R3 are each independently H or a monovalent substituent, provided that the total number of carbon atoms of R1, R2, and R3 is 6 or more, and at least one of R1, R2, and R3 is an organic group having carbonyl group; and any two of R1, R2, and R3 optionally bond to each other to form a ring.
Nº publicación: US2024162545A1 16/05/2024
Solicitante:
LG ENERGY SOLUTION LTD [KR]
LG Energy Solution, Ltd
Resumen de: US2024162545A1
The present invention relates to a battery module having a planar seating portion, and more particularly to a battery module having a planar seating portion including, a frame unit having a rectangular structure in which an upper surface and a lower surface of the frame unit are open; a first cover protecting one surface of the frame unit; a second cover protecting another surface of the frame unit; two battery cells received in the frame unit; and a BMU electrically connected to the two battery cells, wherein the frame unit includes a frame body including a first frame and a second frame spaced apart from each other each of the first and second frames having a quadrangular contour, and a seating portion located in the middle of the frame body such that the BMU is located between the two battery cells, an upper surface of the seating portion being flat.