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1601
results.
Updated on
20/03/2026 [07:15:00]
Results 625 to 650 of 1601
Absstract of: WO2026051527A1
Embodiments of the present application provide a battery cell detection apparatus and a detection method using same, and a battery cell detection system and a detection method using same. The battery cell detection apparatus comprises: a detection apparatus arranged at a detection station; a conveying apparatus used for conveying a battery cell from a first placement position to a second placement position, the first placement position and the second placement position being located on two opposite sides of the detection apparatus; a first transfer apparatus arranged on a first side of the detection apparatus and used for transferring a grabbed battery cell to the detection station and placing a detected battery cell at the first placement position; and a second transfer apparatus arranged on a second side of the detection apparatus and used for grabbing a battery cell at the second placement position and transferring the grabbed battery cell to the detection station. The first transfer apparatus is configured to move a part to be detected of a battery cell to a first preset position, and the second transfer apparatus is configured to move a part to be detected of a battery cell to a second preset position. The detection apparatus is configured to detect the battery cell grabbed by the first transfer apparatus and/or the battery cell grabbed by the second transfer apparatus.
Absstract of: WO2026054493A1
An insulating composition according to an embodiment of the present invention comprises a solid portion at a content of 35 wt % or less with respect to the total weight thereof, wherein the solid portion comprises inorganic particles, a polymer material, and clay, the clay has positive and negative charges distributed in the particles and is included in an amount of 0.01 parts by weight to 10 parts by weight with respect to 100 parts by weight of the solid portion, and the polymer material comprises a functional group-containing polymer. The insulating composition exhibits low viscosity at high shear rates and high viscosity at low shear rates, thereby providing excellent coating processability. During formation of an insulating layer, sliding portions are minimized so that the insulation width can be formed narrowly, thereby preventing a problem in which the positive/negative electrode capacity ratio may be reversed due to sliding portions.
Absstract of: WO2026054524A1
The present invention relates to a sulfide-based solid electrolyte represented by chemical formula 1, a manufacturing method therefor, and an all-solid-state battery comprising same. Chemical formula 1 Li7-b-c-(a×d)MaPS6-b-cClbBrc In chemical formula 1, M is at least one selected from metals satisfying expression 1, a satisfies 0.01≤a≤0.5, b satisfies 0.2≤b≤1.5, c satisfies 0.2≤c≤1.5, d denotes d in an M cation (Md+) with valence d+, b and c satisfy 0.4≤b+c≤1.5, and a, b, c, and d satisfy 5<7-b-c-(a×d)<5.6. Expression 1 0.2<(rM/d)/(rLi)<0.7 In expression 1, rM indicates a hexacoordinate ionic radius (Shannon radius) of the cation Md+ with valence d+, d denotes d in an M cation (Md+) with valence d+, and rLi indicates a hexacoordinate ionic radius of Li+.
Absstract of: WO2026054497A1
According to one aspect of the present invention, an insulating composition comprises 35 wt % or less of solid content with respect to the total weight, and is characterized by the solid content comprising inorganic particles and a polymer material, having a viscosity of 4,000 mPa·s or greater at a shear rate 0.0251 s-1, and having a viscosity of 400 mPa·s or less at a shear rate 251 s-1. The insulating composition has a low viscosity at a high shear rate and a high viscosity at a low shear rate, thereby having excellent coating processability, and can form a narrow insulating width by minimizing a sliding part when forming an insulating layer, thereby preventing the problem that a positive/negative electrode capacity ratio that may occur due to the sliding part is reversed.
Absstract of: WO2026054437A1
The tension control system of a roll-to-roll facility related to the present embodiment may comprise: a load cell which comprises an unwinder provided to unwind a substrate, a rewinder provided to wind the substrate, and transfer rolls arranged between the unwinder and the rewinder to guide travelling of the substrate, and is provided to measure a vertical load of the travelling substrate; a friction coefficient measuring unit provided to measure a friction coefficient between the travelling substrate and the transfer rolls; a dancer roll which guides the travelling of the substrate and is provided to be movable in a direction perpendicular to the width direction of the substrate; and a tension controller provided to receive a measured value input from the load cell and a measured value input from the friction coefficient measuring unit to control operation of the dancer roll so as to control tension of the travelling substrate.
Absstract of: WO2026054440A1
The present invention relates to a cathode active material, and a cathode and a lithium secondary battery which comprise the cathode active material. The cathode active material comprises: a lithium iron phosphate-based compound having an olivine structure; and a coating portion formed on the lithium iron phosphate-based compound and containing carbon and nitrogen, wherein the value of X1 according to equation 1 described in the present specification is 0.550-0.850, and the value of X2 according to equation 2 described in the present specification is 0.0030-0.0065.
Absstract of: WO2026054405A1
According to exemplary embodiments of the present invention, provided is a battery pack. The battery pack comprises: a pack housing including a base plate; a cooling channel which is in the base plate and includes a first sub-flow path and a main flow path for supplying cooling water to the first sub-flow path; a first battery cell assembly which is on the base plate and overlaps the first sub-flow path in a first direction; and a blocking member located inside the first sub-flow path, wherein the blocking member may include a bimetal part comprising a first metal and a second metal which are arranged in the first direction and which have different coefficients of thermal expansion.
Absstract of: WO2026054449A1
The purpose of the present invention is to provide an apparatus and a method for separating two electrode plates for a secondary battery. According to the present invention, the apparatus for separating two electrode plates for a secondary battery comprises: a pickup main frame (130); and a pickup inversion unit supported by the pickup main frame (130) and configured to pick up one electrode plate (10) among multiple electrode plates (10) stacked in a stack magazine (132) of the pickup main frame (130) and invert the one electrode plate (10). In the present invention, unlike the prior art, electrode plates can be reliably picked up one at a time rather than two at a time, thereby solving the problem of disruptions occurring in the pickup and placement process of secondary battery electrode plates, and further solving the problem of disruptions occurring in the overall manufacturing process of a secondary battery.
Absstract of: WO2026054441A1
A tension control system of a roll-to-roll facility, according to an embodiment of the present invention, may comprise: an unwinder provided to unwind a substrate; a re-winder provided to wind the substrate; and transfer rolls arranged between the unwinder and the re-winder to guide movement of the substrate. In addition, the tension control system of a roll-to-roll facility may comprise: a friction coefficient measurement unit including a measurement roll having a sensor provided on the surface thereof, wherein the measurement roll is arranged between the transfer rolls to measure a friction coefficient due to friction with the moving substrate; a dancer roll provided to guide the movement of the substrate while moving up and down in a direction perpendicular to the width direction of the substrate so that the tension of the substrate is changed; and a tension controller provided to control the operation of the dancer roll on the basis of the measured value of the friction coefficient measurement unit.
Absstract of: WO2026054446A1
The present invention relates to a cathode active material, and a cathode and a lithium secondary battery comprising same, the cathode active material comprising: an olivine-structured lithium iron phosphate-based compound; and a coating part, which is formed on the lithium iron phosphate-based compound and includes carbon and nitrogen, wherein value (X1) according to formula 1 described in the present specification is 0.930 or greater and value (X2) according to formula 2 described in the present specification is 0.0064-0.0107.
Absstract of: WO2026054403A1
According to exemplary embodiments of the present invention, a pack housing is provided. The pack housing comprises: a base plate which intersects a first direction; a cooling channel which is in the base plate and includes a sub-flow path and a main flow path for supplying cooling water to the sub-flow path; and a blocking member which is inside the sub-flow path, wherein the blocking member may include a bimetal part comprising a first metal and a second metal which are arranged in a second direction that intersects the first direction and which have different coefficients of thermal expansion.
Absstract of: WO2026054485A1
A negative electrode for an all-solid-state battery according to the present invention comprises: a negative electrode current collector; and a negative electrode coating layer disposed on the negative electrode current collector, wherein the negative electrode coating layer comprises carbon material powder, the carbon material powder comprises a carbon material and first metal nanoparticles, the average particle diameter of the first metal nanoparticles is 1 μm or less, and the average particle diameter of the carbon material powder is 100 nm to 2 μm.
Absstract of: WO2026054454A1
The present invention relates to a separator for an electrochemical device and an electrochemical device comprising same. Specifically, the present invention relates to a separator for an electrochemical device and an electrochemical device comprising same, wherein the separator contains substituted polyacrylic acid in a coating layer and thus can improve resistance and cycle performance.
Absstract of: WO2026054354A1
The present invention relates to a separator for an electrochemical device, wherein an aerogel layer containing cellulose nanofibers is provided on a coating layer containing inorganic particles. The separator for an electrochemical device includes a cellulose nanofiber aerogel having high porosity and excellent mechanical strength compared to conventional coating layers made of inorganic materials, and has high mechanical strength, such as high puncture strength, and low resistance.
Absstract of: WO2026054362A1
The present invention relates to a solid electrolyte membrane and an all-solid-state battery comprising same, and more specifically, comprises: a first solid electrolyte having a particle form and having a first average particle diameter; and a second solid electrolyte having a fine particle form and having a long axis length of 1 μm or less, wherein the first average particle diameter is 2 μm to 10 μm, and the weight ratio of the second solid electrolyte to the total weight of the first and second solid electrolytes is 10 wt% to 30 wt%.
Absstract of: WO2026054317A1
A communication ID allocation system according to an embodiment of the present disclosure comprises a plurality of slave BMSs for storing a plurality of first certificates, respectively, and a master BMS including a certificate chain, wherein the master BMS includes a memory for storing the certificate chain, and a processor for: receiving a plurality of first certificates from the plurality of slave BMSs, respectively, by transmitting a certificate transmission request signal to the plurality of slave BMSs when communication connections to the plurality of slave BMSs are detected; verifying integrity of each of the plurality of first certificates by using the certificate chain; determining the validity of each of the plurality of slave BMSs on the basis of whether the integrity of each of the plurality of first certificates is secured; and allocating first communication IDs to valid slave BMSs among the plurality of slave BMSs.
Absstract of: WO2026054320A1
A battery system, according to one embodiment of the present invention, may comprise: an upper BMS; and a plurality of lower BMSs. Here, the upper BMS and the lower BMSs may be communicatively connected via a communication bus. In addition, each of the lower BMSs may be connected to a filter for reducing communication noise, and the upper BMS may be connected to a compensation circuit for compensating for attenuation of a communication signal caused by the filters.
Absstract of: WO2026054394A1
The present invention relates to a recycling method for recovering and recycling battery-grade lithium carbonate (Li2CO3) from waste lithium-ion batteries, and to a system applying same. Recycled lithium carbonate crystals of the present invention have a very high proportion of plate-shaped crystals while having high purity, and thus, battery-grade recycled lithium carbonate can be produced and provided with high economic efficiency.
Absstract of: WO2026054365A1
Provided is an electrode assembly according to exemplary embodiments of the present invention. The electrode assembly comprises, laminated in a first direction, positive and negative electrodes, a separator, and an insulation member, wherein the insulation member comprises one or more holes overlapping the electrode in the first direction. The electrode assembly allows ions to move through the one or more holes and may be in the form of a stack.
Absstract of: WO2026054396A1
A battery module according to one embodiment of the present invention comprises: a plurality of battery cells; a module case configured to accommodate the battery cells; a top cover configured to cover an upper portion of the module case; end plates provided at both ends of the module case in the longitudinal direction; and an isolation cover interposed between the battery cells and the end plates and configured to be structurally coupled to the end plates.
Absstract of: WO2026054388A1
The present invention relates to an all-solid-state secondary battery and a method for manufacturing an all-solid-state secondary battery. The all-solid-state secondary battery comprises two or more types of unit cells, each unit cell including a positive electrode, a negative electrode, and a solid electrolyte. The positive electrode and the negative electrode included in one unit cell include one type of positive electrode active material and one type of negative electrode active material, respectively, and the two or more types of unit cells differ from one another in at least one of the positive electrode, the negative electrode, and the solid electrolyte.
Absstract of: WO2026054384A1
A separator for an electrochemical device of the present invention comprises: a porous polymer substrate; and a coating layer disposed on at least one surface of the porous polymer substrate and including inorganic particles, wherein the porous polymer substrate has a porosity of about 50-65 vol%, the porous polymer substrate includes a polymer having a melt index of about 0.0001-0.01 g/10 min, and the coating layer has a porosity of about 40-70 vol%.
Absstract of: WO2026054387A1
Provided is a cable-type secondary battery comprising: a separator having a corrugated tube structure; a first electrode extending in the separator having the tube structure; and a second electrode extending along the first electrode while surrounding the separator having the tube structure. The cable-type secondary battery of the present invention is simple to manufacture and has excellent formability into a desired form.
Absstract of: WO2026054374A1
A battery diagnosis device according to an embodiment disclosed in the present document may comprise: an interface for acquiring a voltage value measured for one or more battery cells during a designated time interval, and acquiring an external temperature of the battery cells; and a controller for calculating a difference between voltage values at two time points included in the designated time interval, selecting a discharge threshold value corresponding to the external temperature and a target time point among the two time points, and diagnosing a state of the battery cells by comparing the difference with the discharge threshold value.
Nº publicación: WO2026054376A1 12/03/2026
Applicant:
VALEO KAPEC CO LTD [KR]
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Absstract of: WO2026054376A1
Disclosed are a cartridge for mounting a battery cell, and an air cooling battery system assembly comprising same. The cartridge may comprise a frame and a flow rate restriction member. The frame may be provided with a flow path which extends with a first flow cross-sectional area. The flow rate restriction member may be disposed in the flow path. The flow rate restriction member can reduce the first flow cross-sectional area to a second flow cross-sectional area that is less than the first flow cross-sectional area.
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