A battery system includes a housing, battery cells in the housing, and including venting exits for allowing a venting gas stream to exit at top or bottom sides of the battery cells, a bottom plate covering the bottom sides of the battery cells, a crossbeam separating neighboring ones of the battery cells, including a lower end on the bottom plate, and extending from the bottom plate to be adjacent the top sides of the neighboring ones of the battery cells, a cover plate extending from one of the neighboring ones of the battery cells over the crossbeam to another one of the neighboring ones of the battery cells to cover an upper end of the crossbeam, and to at least partly cover the top sides of the neighboring ones of the battery cells, the cover plate being configured to be fixed to the crossbeam via a first fixation member.
H01M 50/271 - Couvercles des boîtiers secondaires, des bâtis ou des blocs
H01M 10/658 - Moyens de commande de la température associés de façon structurelle avec les éléments par isolation ou protection thermique
H01M 50/204 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules
H01M 50/289 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par des éléments d’espacement ou des moyens de positionnement dans les racks, les cadres ou les blocs
H01M 50/367 - Passages internes d’évacuation des gaz dans le couvercle ou le boîtier de la batterieSystèmes d’évent à double couvercle
An all-solid secondary battery includes a cathode layer; an anode layer; and a solid electrolyte layer disposed between the cathode layer and the anode layer, wherein the cathode layer comprises a cathode current collector, a cathode active material layer disposed on the cathode current collector, and an inactive member disposed on one side surface of the cathode active material layer, wherein the anode layer comprises an anode current collector and a first anode active material layer disposed on the anode current collector.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
A battery system for an electric vehicle includes: a plurality of battery cells, each of the battery cells having a venting side with a venting exit for allowing a venting gas stream to exit the battery cells; a housing accommodating the battery cells; a cover plate covering the battery cells at the venting sides to protect the battery cells from venting products in the venting gas stream, the cover plate having venting openings respectively aligned with the venting exits for allowing the venting gas stream pass through the cover plate; a thermally insulating sealing layer between the cover plate and the venting sides of the battery cells, the sealing layer extending around the venting exits; and a mounting component fixing the cover plate to the housing such that the cover plate exerts a compression force onto the sealing layer.
H01M 10/658 - Moyens de commande de la température associés de façon structurelle avec les éléments par isolation ou protection thermique
H01M 50/198 - Éléments de scellement caractérisés par le matériau caractérisés par les propriétés physiques, p. ex. adhérence ou dureté
H01M 50/249 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux aéronefs ou aux véhicules, p. ex. aux automobiles ou aux trains
H01M 50/264 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports avec des moyens de fixation, p. ex. des serrures pour des cellules ou des batteries, p. ex. cadres périphériques, courroies ou tiges
H01M 50/586 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’intérieur des batteries p. ex. les contacts incorrects des électrodes
4.
BATTERY SYSTEM WITH IMPROVED THERMAL RUNAWAY HANDLING
A battery system includes: a housing; a battery cell accommodated within the housing, the battery cell having a venting side with a venting exit; and a housing cover sealing the battery cell in the housing. The housing cover includes an outer layer and an inner layer, the inner layer facing the venting side and forming part of a venting channel, and the outer layer being coated on its outside surface with an anti-corrosion coating. The outer layer and the inner layer are spaced from each other such that an air gap is formed between the outer layer and the inner layer.
H01M 50/24 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions adaptés pour protéger les batteries de leur environnement, p. ex. de la corrosion
H01M 50/249 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux aéronefs ou aux véhicules, p. ex. aux automobiles ou aux trains
H01M 50/375 - Moyens d’évent sensibles à la température
5.
ORGANIC LIGHT EMITTING DEVICE, DISPLAY DEVICE COMPRISING THE SAME
A solid electrolyte membrane, a preparation method thereof, and an all-solid rechargeable batteries are provided, wherein the solid electrolyte membrane comprises a first layer containing solid electrolyte particles, a second layer located on the first layer and containing a composite, and a third layer located on the second layer and containing solid electrolyte particles, the composite including: a core containing diamagnetic particles; and a shell enclosing the core and containing a solid electrolyte.
INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY (République de Corée)
Inventeur(s)
Han, Jungmin
Song, Jayhyok
Kim, Jinkyu
Lee, Kyulin
Sohn, Kee-Sun
Lee, Jinhyeok
Park, Kyusung
Abrégé
aaM1xxM2w(y-α-β)αββ)M3zz In chemical formula 1, M1is at least one element selected from groups 2 and 11 of the periodic table, M2is at least one element other than Li selected from group 1 of the periodic table, M3 is at least one element selected from group 17 of the periodic table, 4≤a≤8, 0
A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case having an opening and housing the electrode assembly; and a cap assembly sealing the opening of the case, and the cap assembly includes: a cap plate bonded to the case and covering the opening; a terminal plate bonded to the cap plate; and a thermal fusion member between the terminal plate and the cap plate and thermally fused with the terminal plate and the cap plate.
A battery cell includes: a metal cell housing having a top side, a bottom side, and side walls, the housing has a venting exit to allow a venting gas stream to exit from the housing at the top side and/or at the bottom side of the housing to form a venting side of the battery cell; and a cell sheathing covering an outer surface of the top side, the bottom side, and the side walls of the housing. The cell sheathing includes a composite material including a fiber mat embedded in a matrix support material. The cell sheathing has a venting opening at the venting side and aligned with the venting exit to allow the venting gas stream to pass through the cell sheathing.
H01M 50/131 - Boîtiers primairesFourreaux ou enveloppes caractérisés par les propriétés physiques, p. ex. la perméabilité au gaz, les dimensions ou la résistance à la chaleur
H01M 50/122 - Matériau composite constitué d’un mélange de matériaux organiques et inorganiques
H01M 50/124 - Boîtiers primairesFourreaux ou enveloppes caractérisés par le matériau ayant une structure en couches
H01M 50/249 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux aéronefs ou aux véhicules, p. ex. aux automobiles ou aux trains
H01M 50/367 - Passages internes d’évacuation des gaz dans le couvercle ou le boîtier de la batterieSystèmes d’évent à double couvercle
A cylindrical secondary battery according to the present disclosure comprises: an electrode assembly having a positive electrode plate, a separator, and a negative electrode plate; a cylindrical can, housing the electrode assembly and having an open bottom, in electrical contact with the negative electrode plate; a terminal rivet penetrating the top of the cylindrical can be in electrical contact with the positive electrode plate; and a cap assembly sealing the bottom end of the cylindrical can, wherein the cap assembly comprises a cap plate, and a gasket covering the entire surface of the cap plate.
H01M 50/152 - Couvercles caractérisés par leur forme pour des cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/107 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique ayant une section transversale courbe, p. ex. ronde ou elliptique
H01M 50/167 - Couvercles caractérisés par le procédé d’assemblage des boîtiers avec des couvercles par sertissage
H01M 50/186 - Éléments de scellement caractérisés par la position des éléments de scellement
Provided are an electrolyte additive for lithium secondary battery including a compound represented by Formula 1 below, an electrolyte for lithium secondary battery including the same, and a lithium secondary battery including the electrolyte.
Provided are an electrolyte additive for lithium secondary battery including a compound represented by Formula 1 below, an electrolyte for lithium secondary battery including the same, and a lithium secondary battery including the electrolyte.
Provided are an electrolyte additive for lithium secondary battery including a compound represented by Formula 1 below, an electrolyte for lithium secondary battery including the same, and a lithium secondary battery including the electrolyte.
wherein, in Formula 1, R1 to R3 are as defined in the detailed description.
H01M 10/0567 - Matériaux liquides caracterisés par les additifs
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 10/0568 - Matériaux liquides caracterisés par les solutés
H01M 10/0569 - Matériaux liquides caracterisés par les solvants
13.
ALL SOLID-STATE BATTERY AND ALL SOLID-STATE BATTERY STACK
The present invention relates to an all solid-state battery and an all solid-state battery stack, the all solid-state battery comprising: a negative electrode including a negative electrode protective layer, a negative electrode coating layer, and a negative electrode current collector positioned between the negative electrode protective layer and the negative electrode coating layer; a positive electrode; and a solid electrolyte layer positioned between the negative electrode and the positive electrode.
A secondary battery reduces or prevents the likelihood of lifting or twisting by increasing the fixing force between an electrode plate and a separator of a stacked electrode assembly, and reduces or prevents the likelihood of damage to an electrode plate due to being pressed by a lower insulating member of a cap assembly. A secondary battery may include an electrode assembly including first and second electrode plates alternately stacked with a separator therebetween, a first current collector plate coupled to the first electrode plate, a case accommodating the electrode assembly and the first current collector plate, a cap plate coupled to the case, a first terminal contacting the first current collector plate, and having an upper end penetrating the cap plate, and an insulating tape covering upper and lower surfaces of the electrode assembly, fixing the electrode assembly, and extending along a longitudinal direction of the cap plate.
H01M 50/14 - Boîtiers primairesFourreaux ou enveloppes pour protéger contre les dommages causés par des facteurs externes
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 10/0583 - Structure ou fabrication d'accumulateurs à éléments de structure pliés à l'exception des éléments enroulés, c.-à-d. des électrodes positives ou négatives pliées ou des séparateurs pliés, p. ex. à électrodes ou séparateurs en forme de Z
H01M 50/103 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique prismatique ou rectangulaire
H01M 50/55 - Bornes caractérisées par la position des terminaux sur les cellules sur le même côté de la cellule
A secondary battery includes: a case having an open end; an electrode assembly accommodated in the case; and a cap assembly coupled to the open end of the case and including a cap plate. A portion of the cap plate coupled to the case is thicker than other portions of the cap plate.
A positive electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided. The positive electrode includes a dry positive active material layer including a positive active material of a large-particle lithium iron phosphate particle and a small-particle lithium iron phosphate particle and a polytetrafluoroethylene binder.
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
Disclosed are a semiconductor photoresist composition including an organometallic compound; a vinyl group-containing acid compound; and a solvent, and a method of forming a pattern using the same.
A separator for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided, and the separator for a rechargeable lithium battery comprises: a porous substrate; and a coating layer disposed on at least one surface of the porous substrate and comprising first polyethylene particles, second polyethylene particles, and ceramics, wherein the ratio of the average size of the second polyethylene particles to the average size of the first polyethylene particles ranges from 25 to 80%.
A secondary battery includes an electrode assembly including a positive electrode plate, a negative electrode plate, and a separator disposed between the positive electrode plate and the negative electrode plate, wherein the electrode assembly has a first end, a second end opposite the first end, a first side and a second side opposite the first side, a pouch configured to surround the electrode assembly, and an inner support installed between the pouch and the electrode assembly to support the inside of the pouch.
H01M 50/178 - Dispositions pour introduire des connecteurs électriques dans ou à travers des boîtiers adaptées à la forme des cellules pour des cellules en forme de poches ou de sacs souples
H01M 50/198 - Éléments de scellement caractérisés par le matériau caractérisés par les propriétés physiques, p. ex. adhérence ou dureté
A rechargeable battery includes an electrode assembly and a casing configured to accommodate and seal the electrode assembly, wherein the electrode assembly includes a cell stack including a plurality of first electrodes and a plurality of second electrodes alternately stacked one by one with a separator interposed therebetween, the cell stack including a first part having a first thickness, and a second part having a second thickness smaller than the first thickness, a correction sheet positioned on the second part and configured to uniformize a thickness of the cell stack, and a pair of first fixing parts positioned over front, lateral, and rear surfaces of the cell stack and having a portion that overlaps the correction sheet.
H01M 50/233 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions
H01M 50/264 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports avec des moyens de fixation, p. ex. des serrures pour des cellules ou des batteries, p. ex. cadres périphériques, courroies ou tiges
H01M 50/46 - Séparateurs, membranes ou diaphragmes caractérisés par leur combinaison avec des électrodes
H01M 50/466 - Séparateurs, membranes ou diaphragmes caractérisés par leur forme en forme de U, de sac ou pliés
H01M 50/54 - Connexion de plusieurs conducteurs ou languettes d’électrodes empilées en forme de plaque, p. ex. barrettes ou ponts de pôles d’électrode
21.
ROTATING CHARGE/DISCHARGE DEVICE AND METHOD OF ACTIVATING SECONDARY BATTERY USING THE SAME
A rotating charge/discharge device includes a cell fixing portion configured to fix at least one battery cell, a major surface of the cell fixing portion being perpendicular to a gravity direction, a cell activating portion that includes a charge/discharge portion, a positive electrode connector connecting a positive electrode lead of the at least one battery cell and the charge/discharge portion, and a negative electrode connector connecting a negative electrode lead of the at least one battery cell and the charge/discharge portion, the cell activating portion being configured to charge and discharge the at least one battery cell, and a cell rotating portion that includes a rotating shaft coupled to the cell fixing portion and extending in parallel to the major surface of the cell fixing portion, and a rotating driver periodically rotating the rotating shaft with the cell fixing portion.
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
A rechargeable battery includes a housing including a hexagonal plate extending in first direction and a hexagonal pillar extending from the hexagonal plate in second direction crossing the first direction and an electrode assembly inside the housing and including a plurality of electrode plates stacked in the first direction.
A secondary battery includes: an electrode assembly having a positive electrode plate, a negative electrode plate, and a separator between the positive electrode plate and the negative electrode plate; a pouch having an inner space in which the electrode assembly is accommodated; a flat part forming a plane on an end of the pouch; and a guide part installed around the flat part and having a shape that protrudes further than the flat part.
A housing for a battery system includes: an underbody structure including an upper portion and a lower portion; and a detection system for detecting damage to the underbody structure. The upper portion and the lower portion are electrically conductive and oppositely arranged at a distance from each other to be electrically isolated from each other and forming a capacitor therebetween. The detection system includes a resonant circuit into which the capacitor is interconnected is configured to apply a voltage to the resonant circuit at the resonance frequency of the resonant circuit and to detect a change in the capacitance by monitoring a change of the current at the resonance frequency.
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H01M 50/242 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions adaptés pour protéger les batteries contre les vibrations, les collisions ou le gonflement
H01M 50/249 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux aéronefs ou aux véhicules, p. ex. aux automobiles ou aux trains
An insulator for a rechargeable battery is disclosed. The insulator may include: a first insulator including a plurality of first through holes; and a second insulator including a plurality of second through holes. A connection portion between a first one of the plurality of second through holes and an adjacent second one of the plurality of second through holes overlaps the first through hole.
H01M 50/59 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries caractérisés par les moyens de protection
H01M 50/586 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’intérieur des batteries p. ex. les contacts incorrects des électrodes
An all-solid rechargeable battery pressurization apparatus includes: an upper pressure plate and a lower pressure plate that are spaced apart and face each other. The pressure plates are configured to contact with opposite surfaces of an all-solid cell to apply pressure to the surfaces. A pressurizing member fastens the upper and lower pressure plates to each other and is configured to provide pressure to the all-solid cell. A thickness reinforcing member is positioned in a central area of an upper surface of the upper pressure plate.
A solid electrolyte membrane includes a first layer including solid electrolyte particles; a second layer on the first layer, the second layer including a composite; and a third layer on the second layer, the third layer including solid electrolyte particles, wherein the composite includes a diamagnetic core particle, and a shell surrounding the diamagnetic core particle, the shell including a solid electrolyte material.
H01M 50/457 - Séparateurs, membranes ou diaphragmes caractérisés par le matériau ayant une structure en couches comprenant au moins trois couches
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
An argyrodite-type sulfide solid electrolyte represented by Chemical Formula 1,
An argyrodite-type sulfide solid electrolyte represented by Chemical Formula 1,
(LiaM1bM2c)(PdM3e)(SfX1g)X2h [Chemical Formula 1]
An argyrodite-type sulfide solid electrolyte represented by Chemical Formula 1,
(LiaM1bM2c)(PdM3e)(SfX1g)X2h [Chemical Formula 1]
In Chemical Formula 1, 4≤a≤8, M1 is at least one element selected from Groups 2 and 11 of the periodic table, 0
A rechargeable battery according to the present disclosure includes: an electrode assembly; a pouch case that includes a first receiving portion surrounding a part of the electrode assembly, a second receiving portion that is coupled with the first receiving portion while surrounding the rest of the electrode assembly, and a penetration portion penetrating one or more of the first receiving portion and second receiving portion, and that receives the electrode assembly; and a venting member that is provided in the penetration portion, and is opened when an internal pressure reaches a threshold pressure.
The present invention relates to a secondary battery and, in order to resolve a technical problem, provides a secondary battery, which blocks a leakage welding current when welding a current collecting plate to a can by coupling an insulating plate to the current collecting plate, and thus increases the welding strength between the current collecting plate and the can, improves welding strength distribution, and prevents damage between the current collecting plate and the can. To this end, disclosed is a secondary battery comprising: a cylindrical can having an opening; an electrode assembly which is accommodated in the opening of the cylindrical can and which is wound in a cylinder shape; a cap assembly which is electrically connected to the electrode assembly and which seals the cylindrical can; a current collecting plate for electrically connecting the electrode assembly with the cylindrical can; and an insulating plate inserted between the current collecting plate and the cylindrical can.
H01M 50/586 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’intérieur des batteries p. ex. les contacts incorrects des électrodes
H01M 50/179 - Dispositions pour introduire des connecteurs électriques dans ou à travers des boîtiers adaptées à la forme des cellules pour des cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
A separator includes a substrate and a coating layer disposed on the substrate. The coating layer includes first and second organic particles, and inorganic particles. An average particle diameter of the first organic particles is larger than an average particle diameter of the second organic particles and the inorganic particles. The first organic particles protrude from a surface of the coating layer to a height of about 0.1 m to about 0.5 m and are distributed on the surface of the coating layer at an area ratio of about 5% to about 15% of a surface area of the coating layer. A weight ratio of the organic particles to the inorganic particles is about 20:80 to about 40:60. As a result, improved adhesion to electrodes, heat resistance, insulating properties, and air permeability may be achieved, and lifetime characteristics of a lithium battery including the separator may be improved.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 50/451 - Séparateurs, membranes ou diaphragmes caractérisés par le matériau ayant une structure en couches comprenant des couches de matériau organique uniquement et des couches comprenant un matériau inorganique
H01M 50/457 - Séparateurs, membranes ou diaphragmes caractérisés par le matériau ayant une structure en couches comprenant au moins trois couches
H01M 50/489 - Séparateurs, membranes, diaphragmes ou éléments d’espacement dans les cellules caractérisés par leurs propriétés physiques, p. ex. degré de gonflement, hydrophilicité ou propriétés pour court-circuiter
The present invention relates to an elastic sheet for all-solid rechargeable batteries, which comprises a composite flame retardant and a polymer resin, the composite flame retardant comprising: a core particle containing a phosphorus-based flame retardant; and a coating layer enclosing the surface of the core particle and containing silica, wherein the phosphorus-based flame retardant of the core particle and the silica of the coating layer are chemically bonded through a mechano-fusion method, and the chemical bonding includes hydrogen bonding, amine bonding, amide bonding, ethylene bonding, or a combination thereof.
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
The present invention relates to an all-solid-state rechargeable battery comprising a negative electrode, a positive electrode, and a solid electrolyte layer positioned between the negative electrode and the positive electrode, wherein the solid electrolyte layer includes, on the side that is in contact with the negative electrode, a region that comprises solid electrolyte particles and an electron conductive material.
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/587 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx pour insérer ou intercaler des métaux légers
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
The present invention relates to a negative electrode active material and a rechargeable lithium battery including same. The negative electrode active material has a span value of 1.1 to 1.6 by equation 1 below, and comprises: secondary particles each composed of assembled primary particles, each of which comprises a silicon nanoparticle and a metal coating layer enclosing the silicon nanoparticle and containing a metal-based material; and an amorphous carbon coating layer enclosing surfaces of the primary and secondary particles. [Equation 1] Span = (D90-D10)/D50 (In equation 1, D10 represents the particle size corresponding to 10% cumulative volume in the particle size distribution, D50 represents the particle size corresponding to 50% cumulative volume in the particle size distribution, and D90 represents the particle size corresponding to 90% cumulative volume in the particle size distribution)
A lithium metal battery and a method for manufacturing a lithium metal battery are presented. The lithium metal battery comprises: a positive electrode; a negative electrode; and an electrolyte layer disposed between the positive electrode and the negative electrode, wherein the negative electrode comprises a negative electrode current collector and an electrodeposition-inducing layer disposed on the negative electrode current collector, and the electrodeposition-inducing layer comprises chromium (Cr).
A secondary battery includes: an electrode assembly including a first electrode plate, a second electrode plate, and a separator; a case accommodating the electrode assembly and having an opening; a cap plate coupled to and sealing the opening in the case; a first terminal plate on the cap plate and electrically connected to the first electrode plate; and a first current collector plate between the first terminal plate and the electrode assembly to electrically connect the first terminal plate to the electrode assembly. The first current collector plate has a first protrusion that passes through the cap plate and is connected to the first terminal plate.
H01M 50/533 - Connexions d’électrodes dans un boîtier de batterie caractérisées par la forme des conducteurs ou des languettes
H01M 50/15 - Couvercles caractérisés par leur forme pour des cellules prismatiques ou rectangulaires
H01M 50/176 - Dispositions pour introduire des connecteurs électriques dans ou à travers des boîtiers adaptées à la forme des cellules pour des cellules prismatiques ou rectangulaires
H01M 50/528 - Connexions électriques fixes, c.-à-d. non prévues pour être déconnectées
38.
DEVICE FOR PREVENTING MISALIGNMENT OF RECHARGEABLE BATTERY ELECTRODE
A device for preventing meandering of a rechargeable battery electrode includes an unwinder configured to supply an electrode plate including a coated region and an uncoated region to an electrode substrate, at least one guide roll configured to provide a tension to the electrode plate supplied from the unwinder and configured to support the electrode plate and a rewinder for rewinding the electrode plate passed through the guide roll, wherein the electrode plate has a step h in a boundary of the uncoated region and the coated region, and wherein the guide roll(s) includes a first support portion having a first radius and corresponding to the coated region, and a second support portion having a second radius that is greater than the first radius and corresponding to the uncoated region.
An all solid-state battery includes a negative electrode including a negative electrode protection layer, a negative electrode coating layer, and a negative current collector between the negative electrode protection layer and the negative electrode coating layer; a positive electrode; and a solid electrolyte layer between the negative electrode and the positive electrode.
A secondary battery includes a case; an electrode assembly accommodated in the case; a first and second current collector plates electrically connected to the electrode assembly and accommodated in the case; a cap assembly coupled to one side of the case and having a first terminal portion and a second terminal portion respectively electrically connected to the first and second current collector plates; and first and second side retainers respectively coupled to the first and second current collector plates and having protrusions having ends facing an inner wall of the case. The side retainers are configured to eliminate gaps between the current collector plates and the case such that the electrode assembly can be stably supported. Therefore, it is possible to prevent the electrode assembly from moving and effectively protect the electrode assembly from external shock or vibration.
H01M 50/477 - Éléments d'espacement à l'intérieur des cellules autres que les séparateurs, les membranes ou les diaphragmesLeurs procédés de fabrication caractérisés par leur forme
H01M 50/176 - Dispositions pour introduire des connecteurs électriques dans ou à travers des boîtiers adaptées à la forme des cellules pour des cellules prismatiques ou rectangulaires
H01M 50/474 - Éléments d'espacement à l'intérieur des cellules autres que les séparateurs, les membranes ou les diaphragmesLeurs procédés de fabrication caractérisés par leur position dans les cellules
H01M 50/533 - Connexions d’électrodes dans un boîtier de batterie caractérisées par la forme des conducteurs ou des languettes
41.
NEGATIVE ELECTRODE ACTIVE MATERIAL AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME
A negative electrode active material, including primary particles including silicon nanoparticles, and a metal coating layer including a metal material surrounding a surface of each of the silicon nanoparticles; a secondary particle where the primary particles are agglomerated; and an amorphous carbon coating layer surrounding a surface of the primary particles and a surface of the secondary particle, wherein the negative electrode active material has a span as defined by Equation 1 of about 1.1 to about 1.6,
A negative electrode active material, including primary particles including silicon nanoparticles, and a metal coating layer including a metal material surrounding a surface of each of the silicon nanoparticles; a secondary particle where the primary particles are agglomerated; and an amorphous carbon coating layer surrounding a surface of the primary particles and a surface of the secondary particle, wherein the negative electrode active material has a span as defined by Equation 1 of about 1.1 to about 1.6,
Span
=
(
D
90
-
D
10
)
/
D
50
[
Equation
1
]
A negative electrode active material, including primary particles including silicon nanoparticles, and a metal coating layer including a metal material surrounding a surface of each of the silicon nanoparticles; a secondary particle where the primary particles are agglomerated; and an amorphous carbon coating layer surrounding a surface of the primary particles and a surface of the secondary particle, wherein the negative electrode active material has a span as defined by Equation 1 of about 1.1 to about 1.6,
Span
=
(
D
90
-
D
10
)
/
D
50
[
Equation
1
]
wherein, D10 indicates a diameter of particles having a cumulative volume of 10 volume % in a particle size distribution, D50 indicates a diameter of particles having a cumulative volume of 50 volume % in the particle size distribution, and D90 indicates a diameter of particles having a cumulative volume of 90 volume % in the particle size distribution.
A separator for a rechargeable lithium battery, the separator includes a substrate; a heat resistant adhesive layer on one surface of the substrate; and a heat resistant layer on another surface of the substrate, wherein the heat resistant adhesive layer includes first inorganic particles, and a swellable adhesive binder, the swellable adhesive binder includes a first structural unit derived from a vinyl aromatic monomer, a second structural unit derived from an alkyl acrylate monomer, and a third structural unit derived from a phosphonate monomer, and the heat resistant layer includes second inorganic particles, and a heat resistant binder.
H01M 50/457 - Séparateurs, membranes ou diaphragmes caractérisés par le matériau ayant une structure en couches comprenant au moins trois couches
43.
MIXIED SOLID-STATE IONIC CONDUCTOR, SOLID STATE ELECTROLYTE, CATHODE AND ELECTROCHEMICAL DEVICE INCLUDIN THE SAME, AND METHOD OF PREPARING THE MIXED SOLID STATE IONIC CONDUCTOR
A mixed solid-state ionic conductor including: a compound represented by Formula 1; and a salt represented by Formula 2,
A mixed solid-state ionic conductor including: a compound represented by Formula 1; and a salt represented by Formula 2,
Formula 1
Formula 2
MaM′bXcY′dZe
M″ (PO4)g
wherein, in Formula 1 and Formula 2, M, M′, M″, X, Y′, Z, a, b, c, d, e, f, and g are as described in the specification.
Disclosed is a secondary battery including a case configured to surround an exterior of an electrode assembly, and a strain sensor attached to an exterior of the case to detect deformation of the case. The strain sensor may include a backing part attached to the exterior of the case; a strain gauge installed on the backing part and formed of single-crystal silicon; a wiring part stacked on the backing part, along with the strain gauge, and electrically connected to the strain gauge; and an encapsulation part fixed to the backing part while surrounding the strain gauge and the wiring part excluding a portion of the wiring part.
G01B 7/16 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer les déformations dans un solide, p. ex. au moyen d'une jauge de contrainte à résistance
G01L 1/22 - Mesure des forces ou des contraintes, en général en mesurant les variations de la résistance ohmique des matériaux solides ou des fluides conducteurs de l'électricitéMesure des forces ou des contraintes, en général en faisant usage des cellules électrocinétiques, c.-à-d. des cellules contenant un liquide, dans lesquelles un potentiel électrique est produit ou modifié par l'application d'une contrainte en utilisant des jauges de contrainte à résistance
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
45.
SEPARATOR FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEBALE LITHIUM BATTERY INCLUDING SAME
A separator for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided, and the separator for the rechargeable lithium battery includes a porous substrate and a coating layer on at least one surface of the porous substrate and including polyethylene particles and ceramics. The content of the polyethylene particles is 40 to 65 wt % by weight of the content of the porous substrate, the weight-average molecular weight of the polyethylene particles ranges from 1000 g/mol to 3000 g/mol, and the mixing ratio (ratio by weight) of the polyethylene particles to the ceramics ranges from 95:5 to 80:20.
Provided are a positive electrode active material for a rechargeable lithium battery including a compound represented by Chemical Formula 1, a positive electrode including the same, and a rechargeable lithium battery. In Chemical Formula 1, 0
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
C01G 45/12 - Oxydes complexes comprenant du manganèse et au moins un autre élément métallique
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
A negative active material for a rechargeable lithium battery includes a composite of silicon and crystalline carbon, wherein the silicon has an average particle diameter (D50) of about 10 nm to about 150 nm, and the crystalline carbon has an average particle diameter (D50) of about 5 μm to about 20 μm, and an aspect ratio of about 4 to about 10.
H01M 4/133 - Électrodes à base de matériau carboné, p. ex. composés d'intercalation du graphite ou CFx
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/1393 - Procédés de fabrication d’électrodes à base de matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/583 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
48.
ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME
The present invention relates to an electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including same, the electrolyte comprising: a lithium salt; a non-aqueous organic solvent including a solvent represented by chemical formula 1 below; and an additive represented by chemical formula 2 below. [Chemical formula 1] [Chemical formula 2] (The description of each of the chemical formulas is as set forth in the specification.)
SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION (République de Corée)
Inventeur(s)
Kim, Hee Min
Lee, Kang Hee
Bae, Woo Jin
Moon, Jong Seok
Woo, Hyun Sik
Park, Jong Seok
Park, Jin Hwan
Choi, Jang Wook
Park, Gyu Leen
Kim, Su Jin
Bae, Sang Jin
Kim, Ji Sub
Abrégé
Disclosed are a negative electrode for a lithium metal battery, a lithium metal battery comprising same, and a method for manufacturing same, the negative electrode comprising: a negative electrode current collector; a host layer containing meso-carbon micro-beads disposed on the negative electrode current collector; a first MCMB-containing layer containing MCMB and a first lithium ion conductive polymer; and a second MCMB-containing layer containing MCMB and a second lithium ion conductive polymer, wherein the first lithium ion conductive polymer and the second lithium ion conductive polymer have an electrical conductivity of 10-8 S/m or less, and the content of the second lithium ion conductive polymer is larger than the content of the first lithium ion conductive polymer.
H01M 4/13 - Électrodes pour accumulateurs à électrolyte non aqueux, p. ex. pour accumulateurs au lithiumLeurs procédés de fabrication
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
A pressurization apparatus for an all-solid rechargeable battery according to an embodiment of the present invention includes: an upper pressurizing plate and a lower pressurizing plate which are spaced apart from and face each other and which contact and pressurize both surfaces of an all-solid cell; a pressurizing member for fastening the upper pressurizing plate and the lower pressurizing plate to each other and providing pressure for pressurizing the all-solid-state cell; and a thickness reinforcing member installed in a central region of the upper surface of the upper pressurizing plate.
Provided is a method of changing a setting value of a battery pack provided in a set, the method including obtaining, by a battery management system (BMS) of the battery pack, a first authentication key from the set, authenticating, by the BMS, the set based on the first authentication key, and changing, by the BMS, a setting value for an operation of the battery pack with a value based on whether the set is authenticated.
A secondary battery includes a case, an electrode assembly in the case, and having a first electrode base material tab a second electrode base material tab on respective ends thereof in a longitudinal direction, a first cap assembly provided with a first electrode terminal coupled to one end of the case, and electrically connected to the first electrode base material tab, a second cap assembly provided with a second electrode terminal coupled to another end of the case, and electrically connected to the second electrode base material tab, and a movement reduction member coupled to an interior of the case and insulated from the electrode assembly.
A lithium metal battery and a method of manufacturing the same are described herein. The lithium metal battery includes a cathode, an anode, and an electrolyte layer between the cathode and the anode, wherein the anode includes an anode current collector and an electrodeposition inducing layer on the anode current collector, and the electrodeposition inducing layer includes chromium (Cr).
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
Examples of the disclosure include a separator for a lithium secondary battery, and a lithium secondary battery including the separator. The separator for a lithium secondary battery includes a porous substrate; and a coating layer which is located on at least one side of the porous substrate and that includes polyethylene particles and ceramics, wherein the ceramics have an aspect ratio of 1.5-3.0.
H01M 50/446 - Matériau composite constitué d’un mélange de matériaux organiques et inorganiques
H01M 50/449 - Séparateurs, membranes ou diaphragmes caractérisés par le matériau ayant une structure en couches
H01M 50/489 - Séparateurs, membranes, diaphragmes ou éléments d’espacement dans les cellules caractérisés par leurs propriétés physiques, p. ex. degré de gonflement, hydrophilicité ou propriétés pour court-circuiter
55.
SEPARATOR FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
A separator for a rechargeable lithium battery and a rechargeable lithium battery including the same are disclosed. Specifically, provided is a separator for a rechargeable lithium battery including a substrate and a coating layer on at least one surface of the substrate; the coating layer includes three-dimensional structured particles including an organic filler; and wire-type particles.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 50/446 - Matériau composite constitué d’un mélange de matériaux organiques et inorganiques
H01M 50/489 - Séparateurs, membranes, diaphragmes ou éléments d’espacement dans les cellules caractérisés par leurs propriétés physiques, p. ex. degré de gonflement, hydrophilicité ou propriétés pour court-circuiter
56.
ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY INCLUDING THE SAME
An electrode assembly includes: an assembly in which a first electrode, a separator overlapping the first electrode, and a second electrode overlapping the separator are alternately stacked; and a shape maintaining member at one side of the assembly where end portions of the first electrode, the separator, and the second electrode are exposed, wherein the shape maintaining member is a distance (e.g., a set or predetermined distance) away from both side surfaces of the assembly that are at both sides around the shape maintaining member.
A rechargeable battery includes: an electrode assembly having a repeating structure in which a first electrode plate and a second electrode plate are placed on both surfaces of a separator; and a case that accommodates the electrode assembly, wherein the electrode assembly includes a bonding part formed by adhesively bonding the separator that protrudes to an outside of the first electrode plate and the second electrode plate on at least one surface facing the case.
A battery pack and a manufacturing method thereof are disclosed. A battery pack includes a housing, a cell stack inside the housing and including a plurality of battery cells arranged along a first direction, and an end plate between the housing and the cell stack, and the end plate includes a first plate configured to contact the housing, a second plate arranged to face the first plate and configured to contact or separate from the cell stack while being moved in a direction parallel to the first direction, a chamber between the first plate and the second plate, and a spacer located inside the chamber such that the second plate contacts the cell stack.
H01M 50/264 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports avec des moyens de fixation, p. ex. des serrures pour des cellules ou des batteries, p. ex. cadres périphériques, courroies ou tiges
H01M 50/209 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules prismatiques ou rectangulaires
H01M 50/258 - Batteries modulairesBoîtiers pourvus de moyens d’assemblage
A rechargeable battery module may include a plurality of battery cells stacked in a first direction, a busbar holder configured to at least partially cover the battery cells while exposing the electrode terminals of the battery cells upwardly, a busbar connecting the electrode terminals of the battery cells exposed through a busbar support portion of the busbar holder, a flexible printed circuit (FPC) forming an exposure hole in a vertical direction perpendicular to the first direction, the flexible printed circuit being disposed on and electrically connected to the busbar to expose a copper thin film portion of the flexible printed circuit in a direction toward the busbar, and a metal tab inserted into an interior of the flexible printed circuit, the metal tab being electrically connected to a surface of the copper thin film portion, and exposed outwardly through the exposure hole.
H01M 50/519 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie comprenant des circuits imprimés
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H01M 50/209 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules prismatiques ou rectangulaires
H01M 50/507 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie comprenant un arrangement de plusieurs barres omnibus réunies dans une structure de conteneur, p. ex. modules de barres omnibus
The present invention relates to a stacking device and a method for manufacturing an all-solid-state battery using the same. More specifically, the stacking device comprises a magazine unit, a sheet transfer unit, a sheet alignment unit, and a sheet supply unit. The magazine unit is configured to supply electrode sheets, the sheet transfer unit is configured to pick up the electrode sheets and transport to the sheet alignment unit, the sheet alignment units is configured to determine whether the electrode sheets are aligned, and the sheet supply unit is configured to stack the electrode sheets on an electrode web, the sheet supply unit comprising a stage on which the electrode sheets are loaded and a feeding roller provided on one side of the stage, and the feeding roller being configured so that the electrode sheets are detached from the stage and attached onto the electrode web.
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
B65H 37/04 - Appareils délivrant des articles ou des bandes, comportant des dispositifs pour exécuter des opérations auxiliaires particulières pour fixer ensemble des articles ou des bandes, p. ex. par adhésifs, piqûre ou brochage
B65H 5/12 - Pinces pivotantes, p. ex. montées sur des bras, des châssis ou des cylindres
B65H 9/10 - Poussoirs ou positionneurs mobiles analoguesAppareils poussoirs ou pinces déplaçant les articles en position de repère
B65H 3/08 - Enlèvement des articles des piles en utilisant la force pneumatique
61.
STACKING APPARATUS AND METHOD FOR MANUFACTURING ALL-SOLID-STATE BATTERY USING SAME
The present invention relates to a stacking apparatus and a method for manufacturing an all-solid-state battery using same. More specifically, the stacking apparatus comprises: a stacking table comprising a stage and a rotary unit, the rotary unit being configured to rotate to a first position, a second position, a third position, and a fourth position as the stage rotates; a first input unit adjacent to the first position, the first input unit being configured to stack a first sheet on the stage; a second input unit adjacent to the second position, the second input unit being configured to stack a second sheet on the stage; a third input unit adjacent to the third position, the third input unit being configured to stack a third sheet on the stage; a first discharge gripper adjacent to the fourth position; and a pressing unit adjacent to the first discharge gripper.
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
B65H 37/04 - Appareils délivrant des articles ou des bandes, comportant des dispositifs pour exécuter des opérations auxiliaires particulières pour fixer ensemble des articles ou des bandes, p. ex. par adhésifs, piqûre ou brochage
B65H 3/08 - Enlèvement des articles des piles en utilisant la force pneumatique
B65H 5/08 - Transfert des articles retirés des pilesAlimentation des machines en articles par pinces, p. ex. des pinces à ventouses
62.
DRY POSITIVE ELECTRODE FILM, AND DRY POSITIVE ELECTRODE AND ALL-SOLID SECONDARY BATTERY COMPRISING SAME
A battery module is provided. In an example embodiment, a battery module includes: a battery cell, a bus bar holder facing the battery cell, a first substrate seated on the bus bar holder, a second substrate extending from the first substrate, and including a first surface facing the battery cell and a second surface opposite to the first surface, a detection member on the second surface and configured to detect a temperature of the battery cell, a support member on the first surface and in contact with the battery cell, and a pressing member connected to the bus bar holder and configured to press the support member toward the battery cell.
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H01M 50/505 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie comprenant une barre omnibus unique
H01M 50/519 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie comprenant des circuits imprimés
A temperature measurement apparatus for measuring a temperature of a battery cell includes a temperature measurement board including at least one temperature sensor, the temperature measurement board being on an integrated circuit board, a plating layer on a first surface of the temperature measurement board and electrically connected to the battery cell to allow a charging/discharging current of the battery cell to flow therethrough, the plating layer being a metal layer, and at least one temperature measurement pattern on a second surface of the temperature measurement board and electrically connected to the at least one temperature sensor, the second surface being opposite the first surface, and the at least one temperature measurement pattern being a conductive pattern.
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H01M 50/284 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports comprenant l’insertion de cartes de circuits, p. ex. de cartes de circuits imprimés
H01M 50/569 - Détails de construction des connexions conductrices de courant pour détecter les conditions à l'intérieur des cellules ou des batteries, p. ex. détails des bornes de détection de tension
65.
ANODE FOR LITHIUM METAL BATTERY, METHOD OF PREPARING THE SAME, AND LITHIUM METAL BATTERY INCLUDING THE ANODE
Seoul National University R&DB Foundation (République de Corée)
Inventeur(s)
Kim, Heemin
Lee, Kanghee
Bae, Woojin
Moon, Jongseok
Woo, Hyunsik
Park, Jongseok
Park, Jinhwan
Choi, Jangwook
Park, Gyuleen
Kim, Sujin
Bae, Sangjin
Kim, Jisub
Abrégé
Provided are an anode for a lithium metal battery, a lithium metal battery including the same, and a method of preparing the anode, the anode including a current collector, a host layer on the anode current collector and including mesocarbon microbeads (MCMBs), a first MCMB-containing layer including MCMBs and a first lithium-ion conducting polymer, and a second MCMB-containing layer including MCMBs and a second lithium-ion conducting polymer, wherein the first lithium-ion conducting polymer and the second lithium-ion conducting polymer each have an electrical conductivity of 10−8 S/m or less, an amount of the second lithium-ion conducting polymer is greater than that of the first lithium-ion conducting polymer.
A battery pack and a vehicle including the same are disclosed. A battery pack includes a housing, a plurality of battery cells, each including a first surface and a second surface opposite to each other, and a vent and a terminal on the first surface, the plurality of battery cells arranged inside the housing, a guide member between the housing and the first surface and configured to guide a flow of emissions discharged from the vent, and a buffer member between the housing and the first surface and configured to absorb an impact applied to the terminal.
H01M 50/367 - Passages internes d’évacuation des gaz dans le couvercle ou le boîtier de la batterieSystèmes d’évent à double couvercle
B60K 1/04 - Agencement ou montage des ensembles de propulsion électriques des dispositifs d'emmagasinage de l'énergie électrique pour la propulsion
H01M 10/6556 - Composants solides comprenant des canaux d'écoulement ou des tubes pour un échange de chaleur
H01M 50/242 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions adaptés pour protéger les batteries contre les vibrations, les collisions ou le gonflement
H01M 50/249 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux aéronefs ou aux véhicules, p. ex. aux automobiles ou aux trains
H01M 50/325 - Aménagements refermables comprenant des organes de soupape déformables, p. ex. élastiques ou flexibles
H01M 50/507 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie comprenant un arrangement de plusieurs barres omnibus réunies dans une structure de conteneur, p. ex. modules de barres omnibus
A battery pack diagnosis apparatus includes a sensor module which detects noise and a processor which extracts noise generated in the battery pack from the noise detected by the sensor module, analyzes the noise generated in the battery pack, and diagnoses a state of a battery pack. A battery pack diagnosis method includes detecting, by a sensor module, noise, extracting, by a processor, noise generated in a battery pack from the noise detected by the sensor module and analyzing, by the processor, the noise generated in the battery pack to diagnose a state of the battery pack.
G01R 31/392 - Détermination du vieillissement ou de la dégradation de la batterie, p. ex. état de santé
B60L 58/16 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la surveillance et la commande des batteries en fonction du vieillissement de la batterie, p. ex. du nombre de cycles de charge ou de l'état de santé [SoH]
G01R 31/36 - Dispositions pour le test, la mesure ou la surveillance de l’état électrique d’accumulateurs ou de batteries, p. ex. de la capacité ou de l’état de charge
G01R 31/367 - Logiciels à cet effet, p. ex. pour le test des batteries en utilisant une modélisation ou des tables de correspondance
G01R 31/385 - Dispositions pour mesurer des variables des batteries ou des accumulateurs
68.
HIGH VOLTAGE SIDE OVERCURRENT AND OVERVOLTAGE PROTECTION CIRCUIT
In particular, the present disclosure relates to an HV side-based overcurrent and overvoltage protection circuit for an HV DC/DC flyback switching power supply, which is powered from the HV peaks produced by the switching of the HV DC/DC flyback switching power supply. According to one aspect of the present disclosure, the protection circuit comprises a protection circuit transistor located on an HV input side) of the HV DC/DC flyback switching power supply; a rectifying diode, wherein the rectifying diode is configured for rectifying voltage peaks caused by the inductance of a primary inductor on the HV input side to power the protection circuit; and a sensing block configured to detect an electrical failure on the HV input side.
H02H 7/12 - Circuits de protection de sécurité spécialement adaptés aux machines ou aux appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou de ligne, et effectuant une commutation automatique dans le cas d'un changement indésirable des conditions normales de travail pour convertisseursCircuits de protection de sécurité spécialement adaptés aux machines ou aux appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou de ligne, et effectuant une commutation automatique dans le cas d'un changement indésirable des conditions normales de travail pour redresseurs pour convertisseurs ou redresseurs statiques
H02H 1/00 - Détails de circuits de protection de sécurité
69.
RESIST UNDERLAYER COMPOSITION AND METHOD OF FORMING PATTERNS USING THE COMPOSITION
Disclosed are a resist underlayer composition, and a method of forming a pattern using the resist underlayer composition. the resist underlayer composition includes a polymer including a structural unit represented by Chemical Formula 1, a structural unit represented by Chemical Formula 2, a structural unit represented by Chemical Formula 3, or a combination thereof and a solvent. The definitions of Chemical Formula 1 to Chemical Formula 3 are as described in the specification.
Disclosed are a resist underlayer composition, and a method of forming a pattern using the resist underlayer composition. the resist underlayer composition includes a polymer including a structural unit represented by Chemical Formula 1, a structural unit represented by Chemical Formula 2, a structural unit represented by Chemical Formula 3, or a combination thereof and a solvent. The definitions of Chemical Formula 1 to Chemical Formula 3 are as described in the specification.
The present disclosure relates to a secondary battery capable of additionally supplementing an electrolyte, and at least one problem to be solved is to provide a secondary battery capable of additionally supplementing the electrolyte. To this end, provided is a secondary battery comprising: an electrode assembly including a first electrode plate, a second electrode plate, and a separator; a case accommodating the electrode assembly; a cap plate sealing an upper opening of the case and having an injection hole that is a supply passage for electrolyte; and a safety valve installed on the cap plate, sealing the injection hole by a magnetic force and moving by external force to open the injection hole.
Provided an electrode for secondary batteries, the electrode including: a substrate; and a plurality of active material layers arranged on the substrate and each including an active material, wherein at least one of the plurality of active material layers includes a binder, and a content of the binder is about 1.0 part by weight to about 1.7 parts by weight based on 100 parts by weight of a total weight of the plurality of active material layers.
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 10/0583 - Structure ou fabrication d'accumulateurs à éléments de structure pliés à l'exception des éléments enroulés, c.-à-d. des électrodes positives ou négatives pliées ou des séparateurs pliés, p. ex. à électrodes ou séparateurs en forme de Z
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
H01M 10/0587 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure enroulés, c.-à-d. des électrodes positives enroulées, des électrodes négatives enroulées et des séparateurs enroulés
This application relates to a separator and a lithium battery employing the same. In one aspect, the separator includes a porous substrate and a coating layer disposed on a surface of the porous substrate. The coating layer includes organic particles, a first binder, and inorganic particles. The organic particles have a first melting point of about 100□C to about 13□C. The first binder has a second melting point higher than the first melting point by about 30□C or more. The organic particles are coated by or embedded in the first binder. The separator can maintain a network structure even at a high temperature, making it possible to improve the high-temperature stability of a lithium battery by employing the separator, as well as delaying a rapid increase in temperature and heat generation when a shutdown occurs.
H01M 50/446 - Matériau composite constitué d’un mélange de matériaux organiques et inorganiques
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 10/0587 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure enroulés, c.-à-d. des électrodes positives enroulées, des électrodes négatives enroulées et des séparateurs enroulés
H01M 50/414 - Résines synthétiques, p. ex. thermoplastiques ou thermodurcissables
An energy storage module includes: a cover member including an internal receiving space configured to accommodate battery cells each including a vent; a top plate coupled to a top of the cover member and including ducts respectively corresponding to the vents of the battery cells; a top cover coupled to a top portion of the top plate and including discharge holes located in an exhaust area and respectively corresponding to the ducts; and an extinguisher sheet located between the top cover and the top plate, and configured to emit a fire extinguishing agent at a temperature exceeding a reference temperature, and the top cover includes protrusion parts located on a bottom surface of the top cover, covering the exhaust area, and coupled to an exterior of the ducts.
H01M 50/24 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions adaptés pour protéger les batteries de leur environnement, p. ex. de la corrosion
H01M 50/30 - Aménagements pour faciliter l’échappement des gaz
H01M 50/40 - SéparateursMembranesDiaphragmesÉléments d’espacement dans les cellules
74.
BATTERY SYSTEM AND METHOD FOR MONITORING A BATTERY SYSTEM
The present disclosure refers to a battery system (100), including a battery pack (10) including a housing (11) and a plurality of battery cells (12) accommodated within the housing (11); wherein the battery pack (10) includes a plurality of piezoelectric sensors (22, 24, 26, 28) attached to the housing (11) to detect a dimensional change of the housing (11) caused by an increased pressure inside of at least one of the battery cells (12) due to a degassing of the at least one of battery cell.
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
G01B 7/16 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer les déformations dans un solide, p. ex. au moyen d'une jauge de contrainte à résistance
A dry cathode film and a dry cathode and an all-solid secondary battery, each including the same. The dry cathode film includes a dry cathode active material, a dry sulfide-based solid electrolyte, and a dry binder, wherein the dry cathode active material includes a composite of Li2S, a lithium salt (LiaXb), and a carbonaceous material (C), the composite is represented by Li2S—LiaXb—C (wherein 1≤a≤5 and 1≤b≤5), and the X is I, Br, Cl, F, H, O, Se, Te, N, P, As, Sb, Al, B, OCl, PF6, BF4, SbF6, AsF6, ClO4, AlO2, AlCl4, NO3, CO3, BH4, SO4, BO3, PO4, NCl, NCl2, BN2, or a combination thereof.
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
H01M 4/583 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
A method of estimating a state of a battery cell provided in a battery pack includes obtaining, from a radio frequency (RF) antenna provided at opposite ends of the battery cell and configured to transmit and receive an RF signal, data regarding a phase and an amplitude of the RF signal, calculating an expansion coefficient of a jelly roll inside the battery cell based on the data regarding the phase and the amplitude of the RF signal, and estimating a state of the battery cell based on the expansion coefficient of the jelly roll. Corresponding apparatus and non-transitory computer-readable medium are also provided.
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
G01R 31/367 - Logiciels à cet effet, p. ex. pour le test des batteries en utilisant une modélisation ou des tables de correspondance
G01R 31/371 - Dispositions pour le test, la mesure ou la surveillance de l’état électrique d’accumulateurs ou de batteries, p. ex. de la capacité ou de l’état de charge avec indication à distance, p. ex. sur des chargeurs séparés
G01R 31/382 - Dispositions pour la surveillance de variables des batteries ou des accumulateurs, p. ex. état de charge
G01R 31/392 - Détermination du vieillissement ou de la dégradation de la batterie, p. ex. état de santé
ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING A COMPOUND OF FORMULA (I) AND A COMPOUND OF FORMULA (II), AND DISPLAY DEVICE COMPRISING THE ORGANIC ELECTROLUMINESCENT DEVICE
The present invention relates to an electroluminescent device comprising a compound of formula (I) and a compound of formula (II), and a display device comprising the organic electroluminescent device.
H10K 50/125 - OLED ou diodes électroluminescentes polymères [PLED] caractérisées par les couches électroluminescentes [EL] spécialement adaptées à l'émission de lumière multicolore, p. ex. à l'émission de lumière blanche
H10K 50/17 - Couches d'injection des porteurs de charge
H10K 85/60 - Composés organiques à faible poids moléculaire
78.
POSITIVE ELECTRODE FOR ALL-SOLID SECONDARY BATTERY AND ALL-SOLID SECONDARY BATTERY COMPRISING SAME
22S-containing composite; and an all-solid secondary battery comprising said positive electrode, a negative electrode, and a solid electrolyte layer between the positive and negative electrodes.
H01M 4/136 - Électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
Disclosed is a positive electrode for an all-solid secondary battery, the positive electrode comprising: a positive electrode current collector; a carbon coating layer on the positive electrode current collector; and a positive electrode active material layer on the carbon coating layer and containing composite positive electrode active material and a solid electrolyte, the composite positive electrode active material comprising a Li2S-containing composite. In addition, disclosed is an all-solid secondary battery comprising: said positive electrode; a negative electrode; and a solid electrolyte layer disposed between the positive and negative electrodes.
H01M 4/136 - Électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
A method of manufacturing a unit cell of an all-solid rechargeable battery is provided. The method of manufacturing a unit cell of an all-solid rechargeable battery, according to one embodiment, comprises: a first step of continuously supplying an anode electrode plate in a reel state; a second step of putting, onto the anode electrode plate, a cathode electrode plate, in a sheet state, with a cathode active material layer, and defining a unit cell; a third step of arranging a step compensation member on the anode electrode plate at the outside of the cathode electrode plate in the unit cell, so as to compensate for a step that is set as the height from the anode electrode plate inner surface facing the cathode electrode plate to the cathode electrode plate outer surface facing the opposite side of the anode electrode plate; a fourth step of performing roll-pressing by passing the step compensation member and the cathode electrode plate arranged on the anode electrode plate through a pair of press rolls; and a fifth step of cutting, into the unit cells, the anode electrode plate and the cathode electrode plate integrated by the roll-pressing.
A secondary battery includes: a first electrode plate including a first substrate having a first active material coated portion coated with a first active material and a first electrode uncoated portion not coated with the first active material; a second electrode plate including on a second substrate having a second active material coated portion coated with a second active material and a second electrode uncoated portion not coated with the second active material; a separator between the first electrode plate and the second electrode plate; an electrode tab connected to one of the first electrode uncoated portion and the second electrode uncoated portion; an insulation tape on the first electrode uncoated portion or the second electrode uncoated portion and covering the electrode tab; and a step compensation unit on a region of an upper surface of the insulation tape excluding a region corresponding to the electrode tab.
An all solid secondary battery including a cathode, an anode, and a solid electrolyte layer between the cathode and the anode, wherein the cathode includes a cathode current collector, a carbon coating layer on the cathode current collector, and a cathode active material layer on the carbon coating layer and containing a composite cathode active material and a solid electrolyte, wherein the composite cathode active material includes a Li2S-containing composite.
A secondary battery includes: a case in which an electrolyte is accommodated; an electrode assembly accommodated together with the electrolyte in the case; a cap assembly coupled to an upper portion of the case; and a reinforcement part comprising a reinforcement body between the electrode assembly and the case to extend in a first direction, in which the case extends, and an extension part below the cap assembly to extend from the reinforcement body toward a central portion of the cap assembly in a second direction crossing the first direction.
H01M 50/107 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique ayant une section transversale courbe, p. ex. ronde ou elliptique
H01M 50/152 - Couvercles caractérisés par leur forme pour des cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/167 - Couvercles caractérisés par le procédé d’assemblage des boîtiers avec des couvercles par sertissage
H01M 50/30 - Aménagements pour faciliter l’échappement des gaz
A negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided. The negative electrode includes a current collector, a negative active material layer including a negative active material, and a coating layer between the current collector and the negative active material layer, the coating layer including an organic metal-based material, and having a pattern shape.
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/583 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
A battery pack is disclosed. The battery pack includes: a plurality of battery cells, with each of the battery cells including a terminal portion including a first terminal and a second terminal. A side surface frame is provided to which the plurality of battery cells are inserted in an insertion direction. A plurality of connection portions are provided, with each of the connection portions being fixed at a position between adjacent battery cells of the plurality of battery cells along the insertion direction; and plurality of busbars are connected to the plurality of connection portions, with each of the busbars being electrically connected to terminal portions of the adjacent battery cells.
H01M 50/507 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie comprenant un arrangement de plusieurs barres omnibus réunies dans une structure de conteneur, p. ex. modules de barres omnibus
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H01M 50/244 - Boîtiers secondairesBâtisDispositifs de suspensionDispositifs de manutentionSupports caractérisés par leur procédé de montage
H01M 50/262 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports avec des moyens de fixation, p. ex. des serrures
H01M 50/503 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie caractérisées par la forme des interconnecteurs
The present disclosure relates to connecting device. The connecting device includes a first connector including a first connecting terminal, and a second connector including a second connecting terminal defining a hollow portion configured to receive the first connecting terminal, the second connecting terminal including first and second conductors spaced apart from each other along an insertion direction of the first connecting terminal, and a first resistor electrically connected between the first and second conductors, and wherein the second connector further includes a first elastic structure between the first and second conductors, and configured to provide an elastic force against an insertion force of the first connecting terminal to resist insertion of the first connecting terminal.
An electrode assembly of the present disclosure includes: a first electrode plate and a second electrode plate, each of the first electrode plate and the second electrode plate comprising an electrode current collector and an electrode substrate tab extending externally from a portion of the electrode current collector; a separator interposed between the first electrode plate and the second electrode plate; and a reinforcing member interposed between the separator and an outermost electrode plate disposed at an outermost position of the electrode assembly, the outermost electrode plate being the first electrode plate of the second electrode plate, wherein the reinforcing member is disposed to correspond to an edge portion of the electrode current collector and the electrode substrate tab of the outermost electrode plate.
ANODE-SOLID ELECTROLYTE SUB-ASSEMBLY FOR SOLID SECONDARY BATTERY, SOLID SECONDARY BATTERY INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE SOLID SECONDARY BATTERY
An anode-solid electrolyte sub-assembly including an anode and a solid electrolyte, wherein the anode includes an anode current collector, a first anode active material layer disposed adjacent to the solid electrolyte and including a first anode active material, and a carbon-based material-containing layer disposed between the first anode active material layer and the anode current collector and containing a porous carbon structure, a porosity of the carbon-based material-containing layer is greater than a porosity of the first anode active material layer, and an average pore size of the porous carbon structure in the carbon-based material-containing layer is greater than an average pore size of the first anode active material in the first anode active material layer or an average pore size of the carbon-containing layer is greater than an average pore size of the first anode active material layer.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
A slot die coater including a bottom and top die coupled in a top-bottom direction, the bottom and top die forming a coated portion by coating an active material slurry on an electrode substrate, and discharging a ceramic insulating material to a boundary of the coated portion and an uncoated portion; and a spacer including an active material discharge portion between the bottom and top die and providing an active material discharge port that discharges the active material slurry, and a ceramic material discharge portion providing a ceramic discharge port that discharges the ceramic insulating material, wherein the active material discharge port is at a center of the electrode substrate, the ceramic discharge port is on sides of the active material discharge port, and the ceramic discharge port forms the ceramic insulation layer by overlapping the ceramic insulation layer on the coated portion at ends.
B05C 5/02 - Appareillages dans lesquels un liquide ou autre matériau fluide est projeté, versé ou répandu sur la surface de l'ouvrage à partir d'un dispositif de sortie en contact, ou presque en contact, avec l'ouvrage
A battery state-of-charge estimation apparatus include: a memory, and a processor connected to the memory. Upon charging/discharging of a battery rack including multiple battery cells, the processor calculates a maximum SOC of a maximum-voltage cell and a minimum SOC of a minimum-voltage cell and calculates a representative SOC of the battery rack based on the maximum SOC and the minimum SOC. A corresponding battery state-of-charge estimation method is also disclosed.
G01R 31/3842 - Dispositions pour la surveillance de variables des batteries ou des accumulateurs, p. ex. état de charge combinant des mesures de tension et de courant
G01R 31/36 - Dispositions pour le test, la mesure ou la surveillance de l’état électrique d’accumulateurs ou de batteries, p. ex. de la capacité ou de l’état de charge
91.
BI-DIRECTIONAL CONTROLLER AREA NETWORK COMMUNICATION SYSTEM OF MULTIPLE DEVICES
A communication system for sub-devices from a first sub-device to an nth sub-device, which are connected to a main device through a communication line, includes a switch provided at each of both ends of the main device and the plurality of sub-devices to open and close the communication line, a termination resistor and a termination switch provided at each of both ends of the main device and the sub-devices to form one termination end of the communication line when the switch is opened, a first communication line sequentially connecting the main device to each of the sub-devices from the first sub-device to the nth sub-device, a second communication line directly connecting one end of the main device to one end of the nth sub-device, and a processor electrically connected to the switch and the termination switch to control opening/closing operations of the switch and the termination switch.
H04L 41/0659 - Gestion des fautes, des événements, des alarmes ou des notifications en utilisant la reprise sur incident de réseau en isolant ou en reconfigurant les entités défectueuses
ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING A COMPOUND OF FORMULA (I) AND AN ORGANIC ELECTRONIC DEVICE COMPRISING THE ORGANIC ELECTROLUMINESCENT DEVICE
The present invention relates to an organic electroluminescent device comprising a compound of Formula (I):
The present invention relates to an organic electroluminescent device comprising a compound of Formula (I):
The present invention relates to an organic electroluminescent device comprising a compound of Formula (I):
and an organic electronic device comprising the organic electroluminescent device.
H10K 101/30 - Valeurs d'énergie de la plus haute orbitale moléculaire occupée [HOMO], de la plus basse orbitale moléculaire inoccupée [LUMO] ou de Fermi
The present invention relates to an organic optoelectronic element comprising: a positive electrode and a negative electrode facing each other; a light-emitting layer positioned between the positive electrode and negative electrodes; a hole transport layer positioned between the positive electrode and light-emitting layer; and an auxiliary hole transport layer positioned between the light-emitting layer and hole transport layer, wherein the light-emitting layer comprises a first compound represented by chemical formula 1, and a second compound represented by chemical formula 2 or a combination of chemical formulae 3 and 4, and the auxiliary hole transport layer comprises a third compound represented by chemical formula 5. The details of chemical formulae 1 to 5 are as defined in the specification.
22S-containing composite; M is Li or Na; the solid electrolyte layer includes a first solid electrolyte layer containing a solid electrolyte represented by chemical formula 1 and a second solid electrolyte layer containing a solid electrolyte represented by chemical formula 2; the first solid electrolyte layer is disposed directly on at least one of the positive electrode active material layer and a first negative electrode active material layer; and the negative electrode layer includes a negative electrode current collector and the first negative electrode active material layer disposed on one surface of the negative electrode current collector. Chemical formulas 1 and 2 are as defined in the detailed description.
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
The present invention relates to an organic optoelectronic element comprising: a positive electrode and a negative electrode facing each other; a light-emitting layer positioned between the positive electrode and the negative electrode; a hole transport layer positioned between the positive electrode and the light-emitting layer; and an auxiliary hole transport layer positioned between the light-emitting layer and the hole transport layer, wherein the light-emitting layer comprises a first compound represented by chemical formula 1, and a second compound represented by chemical formula 2 or a combination of chemical formula 3 and chemical formula 4, and the auxiliary hole transport layer comprises a third compound represented by chemical formula 5. The details of chemical formula 1 to chemical formula 5 are as defined in the specification.
The present disclosure relates to a secondary battery. The secondary battery includes a case, a first electrode assembly inside the case, and having a negative electrode substrate tab and a positive electrode substrate tab arranged along a longitudinal direction, a second electrode assembly inside the case, and having a negative electrode substrate tab and a positive electrode substrate tab arranged along the longitudinal direction, a first current collector plate electrically connected to the negative electrode substrate tab of the first electrode assembly and the negative electrode substrate tab of the second electrode assembly, and a second current collector plate electrically connected to the positive electrode substrate tab of the first electrode assembly and the positive electrode substrate tab of the second electrode assembly.
H01M 50/533 - Connexions d’électrodes dans un boîtier de batterie caractérisées par la forme des conducteurs ou des languettes
H01M 50/103 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique prismatique ou rectangulaire
H01M 50/15 - Couvercles caractérisés par leur forme pour des cellules prismatiques ou rectangulaires
H01M 50/474 - Éléments d'espacement à l'intérieur des cellules autres que les séparateurs, les membranes ou les diaphragmesLeurs procédés de fabrication caractérisés par leur position dans les cellules
H01M 50/55 - Bornes caractérisées par la position des terminaux sur les cellules sur le même côté de la cellule
A secondary battery in which an electrode assembly is protected or substantially protected from external impact is provided. The secondary battery includes: an electrode assembly including a positive electrode plate and a negative electrode plate; a positive electrode current collector plate electrically connected to the positive electrode plate; a negative electrode current collector plate electrically connected to the negative electrode plate; a case accommodating the electrode assembly, the positive electrode current collector plate, and the negative electrode current collector plate; a positive electrode retainer in a gap between the positive electrode current collector plate and the case, the positive electrode retainer being to ignite and expand upon external impact; and a negative electrode retainer in a gap between the negative electrode current collector plate and the case, the negative electrode retainer being to ignite and expand upon external impact.
H01M 50/14 - Boîtiers primairesFourreaux ou enveloppes pour protéger contre les dommages causés par des facteurs externes
H01M 50/103 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique prismatique ou rectangulaire
H01M 50/122 - Matériau composite constitué d’un mélange de matériaux organiques et inorganiques
H01M 50/489 - Séparateurs, membranes, diaphragmes ou éléments d’espacement dans les cellules caractérisés par leurs propriétés physiques, p. ex. degré de gonflement, hydrophilicité ou propriétés pour court-circuiter
98.
APPARATUS AND METHOD FOR CONTROLLING BALANCE OF BATTERY
An apparatus for controlling balance of a battery includes a battery including multiple battery cells, a sensor measuring voltages of the multiple battery cells and a processor monitoring states of the multiple battery cells to detect failure of the multiple battery cells based on data obtained through the sensor, setting a defective battery cell as an exclusion cell and performing an imbalance determination and balancing operation with respect to the multiple battery cells excluding the battery cell set as the exclusion cell.
A secondary battery includes a first electrode plate including a first substrate having a first active material coated portion coated with a first active material and a first electrode uncoated portion not coated with the first active material; a second electrode plate including a second substrate having a second active material coated portion coated with a second active material and a second electrode uncoated portion not coated with the second active material; a separator between the first electrode plate and the second electrode plate; an electrode tab connected to one of the first electrode uncoated portion and the second electrode uncoated portion; and an insulation member that covers the electrode tab and fixes the electrode tab to the first electrode plate or the second electrode plate. The insulation member has a non-adhesive region on one side at a position corresponding to the electrode tab and an adhesive area.
H01M 50/107 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique ayant une section transversale courbe, p. ex. ronde ou elliptique
H01M 50/171 - Couvercles caractérisés par le procédé d’assemblage des boîtiers avec des couvercles avec des agents adhésifs ou de scellement
A cathode for all solid secondary batteries and an all solid secondary battery including the cathode, an anode, and a solid electrolyte between the cathode and the anode are provided. The cathode includes a cathode current collector, an adhesion binder layer on the cathode current collector and including an adhesion polymer, and a cathode active material layer on the adhesion binder layer and including a composite cathode active material and a cohesion binder, wherein the composite cathode active material includes a Li2S-containing composite.
H01M 4/136 - Électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
H01M 4/583 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
