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1369
results.
Updated on
24/10/2026 [08:31:00]
Results 250 to 275 of 1369
Absstract of: US20260331569A1
0000 Electrolyte materials having the formulas Li<3>ScI<6 >or Li<5>ScI<8 >are provided, wherein the electrolyte material crystallizes in a space group selected from the group consisting of R3m, Cmmm, and C2/m. A solid-state battery comprising Li<3>ScI<6 >or Li<5>ScI<8 >electrolyte materials is provided. Methods for making Li<3>ScI<6 >or Li<5>ScI<8 >electrolyte material are also provided.
Absstract of: US20260331671A1
A battery module includes: a plurality of battery cells, each of which includes an electrode body and a battery can consisting of a rectangular case body having long side wall portions, an upper short side wall portion, and a lower short side wall portion, and a pair of lid bodies; and a restraint mechanism for restraining the battery cells, stacked with the long side wall portions adjacently arranged facing each other, from both ends in a stacking direction, and including a cooling part for cooling the battery cells by contact with the lower short side wall portions. The restraint mechanism includes a positionally-fixing part for fixing the battery cells in place in a vertical direction. The positionally-fixing part is engaged with an engagement part provided in the case body with a space between the positionally-fixing part and the engagement part in the stacking direction.
Absstract of: US20260331567A1
0000 A sulfur dioxide-based inorganic electrolyte is prepared by injecting sulfur dioxide (SO<2>) gas into an inorganic mixture. The inorganic mixture includes a lithium chloride (LiCl) powder, an aluminum chloride (AlCl<3>) powder, and a bismuth fluoride (BiF<3>) powder.
Absstract of: US20260331562A1
0000 The secondary battery includes an electrode stack in which a plurality of electrodes, each including an electrode active material layer coated on at least one surface of a current collector in the form of a sheet, is stacked in a first direction with a separator interposed between the electrodes. Each of the electrodes includes a current collecting tab that is not coated with the electrode active material layer and that protrudes in a second direction intersecting the first direction. The current collecting tab includes an insulating layer on a surface facing the first direction. The insulating layer includes a protrusion that protrudes toward the separator. The thickness of the insulating layer including the protrusion is smaller than the thickness of the electrode active material layer.
Absstract of: US20260331718A1
A battery cell includes a wound electrode assembly accommodated in a cell housing and having a can lid covering an opening at an open end of the cell housing. The can lid includes multiple electrode-coupling portions spaced apart circumferentially about a center of the can lid. The electrode-coupling portions are recessed into the can lid so as to electrically contact an electrode of the electrode assembly. Multiple radially oriented bridges and separated portions are spaced apart circumferentially about the can lid to partition the electrode-coupling portions from one another.
Absstract of: US20260331669A1
Embodiments of the present disclosure provide a heat exchange assembly, a battery apparatus, and an electric apparatus. The battery apparatus includes a casing, a heat exchange assembly, and a plurality of battery cells. The plurality of battery cells are disposed within the casing. The heat exchange assembly includes at least two heat exchange members, where at least one heat exchange member is configured as a flexible member, and at least one heat exchange member is configured as a rigid member. The flexible member has an elongation at break greater than an elongation at break of the rigid member. The flexible member and the rigid member are stacked to form at least one medium flow channel, the at least one medium flow channel is configured to conduct a heat exchange medium, and the heat exchange medium is configured to exchange heat with the plurality of battery cells.
Absstract of: US20260331570A1
0000 Electrolyte materials having the formulas Li<3>ScBr<6>, Li<5>ScBr<8>, or Li<4>ScBr<7 >are provided, wherein the electrolyte material crystallizes in a space group selected from the group consisting of P-31c, P312, P-31m, P1, C2/m, and R3c. A solid-state battery comprising Li<3>ScBr<6>, Li<5>ScBr<8>, or Li<4>ScBr<7 >electrolyte materials is provided. Methods for making Li<3>ScBr<6>, Li<5>ScBr<8>, and Li<4>ScBr<7 >electrolyte materials are also provided.
Absstract of: US20260331522A1
An ultra-thin current collector for lithium-ion batteries includes a polymeric separator having a first primary surface and a second primary surface, the collector addressing weight and energy density limitations of traditional designs. A first layer comprising active materials is disposed on the primary surface of the polymeric separator, the active materials being coated directly onto the separator to achieve a thickness in the range of less than 1.0 μm in some examples. The batteries can also include layers having a material selected from non-woven copper cloth and CuNi-coated felt in electrical contact with one or more of the active materials. A configuration incorporating the ultra-thin current collector improves energy density, reduces internal resistance, and enhances flexibility. A battery architecture supported by the configuration includes tab-less designs and faster charge-discharge rates.
Absstract of: DE102025115311A1
Batteriezelle für eine Energiespeichervorrichtung eines elektrisch antreibbaren Kraftfahrzeugs; wobei die Batteriezelle ein prismatisches Batteriegehäuse umfasst; die Batteriezelle wenigstens zwei innerhalb des Batteriegehäuses angeordnete Zellstapel aufweist; die wenigstens zwei Zellstapel seriell zueinander geschaltet sind; das Batteriegehäuse in einer ersten Richtung eine Länge, in einer zu der ersten Richtung senkrechten zweiten Richtung eine Breite und in einer zu je der ersten Richtung und der zweiten Richtung senkrechten dritten Richtung eine Dicke aufweist; die Länge des Batteriegehäuses größer ist als die Breite des Batteriegehäuse; die Breite des Batteriegehäuses größer ist als die Dicke des Batteriegehäuse; und die wenigstens zwei Zellstapel in der dritten Richtung geschichtet angeordnet sind; und/oder die wenigstens zwei Zellstapel in der ersten Richtung nebeneinander angeordnet sind; und/oder die wenigstens zwei Zellstapel in der zweiten Richtung nebeneinander angeordnet sind.
Absstract of: US20260331683A1
0000 Disclosed are a secondary battery module and a method of manufacturing the secondary battery module. The secondary battery module includes a housing configured to accommodate secondary batteries, busbars configured to electrically connect the secondary batteries in the housing, a first cooling channel and a second cooling channel in thermal contact with the busbars and configured to absorb heat from the busbars, and a housing cover integral with the first cooling channel and the second cooling channel, and configured to cover an upper portion of the housing.
Absstract of: US20260326571A1
A method for controlling a structural battery for an electric vehicle according to an embodiment representing a method for controlling a center floor structural battery configured with structural battery modules applied to a vehicle includes: charging the respective structural battery modules; monitoring whether the respective structural battery modules are damaged; independently controlling charging and discharging of the respective structural battery modules depending on whether the respective structural battery modules are damaged; supplying electric power of the respective structural battery modules to a load device of the vehicle; monitoring whether the load device is damaged; and blocking a current flow to the respective structural battery modules when the load device is damaged.
Absstract of: US20260331406A1
A circuit protection unit to be applied to a conductive module includes: a circuit protection component; a first terminal fitting that electrically connects a first electric connection portion to the circuit protection component; a second terminal fitting that electrically connects a second electric connection portion to the circuit protection component; and a housing component that has insulation property and internally houses the first electric connection portion, the second electric connection portion, and the circuit protection component. The housing component includes a bottom wall portion; a plurality of side wall portions protruding from the bottom wall portion and provided at positions surrounding the first electric connection portion, the second electric connection portion, and the circuit protection component as viewed from a plate thickness direction (height direction); and a side wall opening opened toward a direction intersecting with the plate thickness direction.
Absstract of: US20260331707A1
In the present power storage device, a spacer is provided between a sealing plate and an electrode assembly, the spacer has a pair of side walls extending toward the electrode assembly and disposed at a predetermined interval, at least an outermost layer separator of the separator has an extension portion extending from an end portion of each of a negative electrode and a positive electrode toward the spacer, and the extension portion is disposed on an inner side of each of the side walls or is fixed to the side wall. According to the present power storage device, when inserting the electrode assembly into a case main body, a step due to bending of end portions of the separator can be suppressed from being formed at an end portion of the electrode assembly.
Absstract of: US20260331635A1
0000 Embodiments of the present disclosure provide a heat exchange assembly, a battery apparatus, and an electric apparatus. The battery apparatus includes a casing, a heat exchange assembly, and a plurality of battery cells. The plurality of battery cells are disposed within the casing. The heat exchange assembly includes at least two heat exchange members, where at least one heat exchange member is configured as a flexible member, and at least one heat exchange member is configured as a rigid member. The flexible member and the rigid member are stacked to form at least one medium flow channel. The at least one medium flow channel is configured to conduct a heat exchange medium, where the heat exchange medium is configured to exchange heat with the plurality of battery cells. At least one of the flexible member and the rigid member includes an anti-corrosion layer.
Absstract of: US20260331476A1
0000 A battery includes a cathode current collector, a cathode layer, an electrolyte layer, an anode layer, and an anode current collector in the stated order in a thickness direction. The anode layer contains at least one of a Si-based active material and a Sn-based active material. When a thickness of the anode layer is T, a region of the anode layer at a distance of 0T or more and 0.33T or less from an end of the anode layer near the electrolyte layer in the thickness direction is a first region, and a region of the anode layer at a distance of 0.66T or more and 1.0T or less is a second region, and when a porosity of the first region and a porosity of the second region are X and Y, respectively, X is more than Y, and X is 15% or more and 35% or less.
Absstract of: US20260331720A1
0000 A current collector and a cylindrical battery cell including the same are provided. The current collector includes an uncoated-portion contact portion, at least a portion of which is coupled to a first electrode uncoated portion of a first electrode of an electrode assembly of the cylindrical battery cell such that the uncoated-portion contact portion is electrically connected to the first electrode, and a can contact portion coupled to the uncoated-portion contact portion to be electrically connected thereto, at least a portion of which contacts an inner circumferential surface of a can of the cylindrical battery cell such that the can contact portion is electrically connected to the can. The uncoated-portion contact portion includes the same material as the first electrode uncoated portion, and the can contact portion includes the same material as the can.
Absstract of: US20260331518A1
0000 The present disclosure addresses the issue described above by providing a cathode composite material containing a cathode active material, a sulfide solid electrolyte, and a binder, in which: the sulfide solid electrolyte has an LGPS crystalline phase; and a weight average molecular weight of the binder is 500,000 or more.
Absstract of: US20260328858A1
A battery health monitoring and fault detection system is disclosed. The system comprising a data collection module to collect real-time data during a controlled charging phase of a battery; a machine learning analysis module to analyze the collected data using machine learning program to identify patterns, anomalies, and deviations in the charging behavior of the battery; a prediction module operatively connected to the machine learning analysis module, to estimate a battery life and detect early stage potential battery fault based on the analyzed data; a control module configured to regulate the controlled charging phase of the battery based on the outputs of the prediction module; and a communication interface configured to enable data transmission to a remote server or cloud-based platform for further analysis and integration with external battery management systems.
Absstract of: US20260331705A1
0000 An electrode assembly includes a plurality of electrode laminates stacked along a first direction. Each of the electrode laminates includes a plurality of electrode sheets stacked along the first direction, and a long separator extending in a zigzag pattern between the electrode sheets. A binding portion that surrounds the electrode laminates together is provided integrally with the separator of one of the electrode laminates.
Absstract of: US20260331734A1
0000 A secondary battery capable of reducing a risk of damage to a separator includes an electrode assembly and a current collector. The current collector includes a current collecting unit and a pole unit, where the pole unit includes a support portion coupled to an end of a current collecting protrusion. The support portion has a greater cross-sectional area than the current collecting protrusion and is accommodated in an opening of a plate of the current collecting unit. A stopper having an upper surface spaced above the plate of the current collecting unit may be positioned adjacent to the current collecting protrusion of the pole unit.
Absstract of: US20260331565A1
0000 A method of preparing a solid electrolyte (SE) material is disclosed. SE material particles, a solvent, and milling balls are provided such that the SE material particles and the milling balls are completely submerged in the solvent. The SE particles comprise a sulfide-containing material. The solvent is selected from the group consisting of isopropyl sulfide, dimethyl trithiocarbonate, undercane, hexadecane, octanethiol, undecanethiol, hexadecanethiol, and mixtures thereof. The SE material particles are ball milled such that at least part of the SE material particles break down into smaller particles. While performing the ball milling, the SE material particles and the milled particles are completely submerged in the solvent. The milled SE material particles are then separated from the solvent and dried.
Absstract of: US20260331715A1
0000 A battery module, including a plurality of battery cells, a busbar holder on the plurality of battery cells, a plurality of busbars on the busbar holder, the plurality of busbars electrically connecting the plurality of battery cells, a flexible circuit board on the busbar holder, the flexible circuit board being electrically connected to the plurality of busbars, a first coupling portion on the flexible circuit board, and a second coupling portion on the busbar, the second coupling portion being detachably coupled to the first coupling portion and electrically connected with the first coupling portion.
Absstract of: US20260331596A1
0000 Disclosed is an electrode for secondary batteries, the electrode including a current collector and an electrode mixture layer disposed on at least one surface of the current collector, wherein the electrode mixture layer is divided into a first region extending a predetermined length from a winding start end in a winding direction and a second region extending from the first region to a winding termination end. Each of the first region and the second region comprises an active material, a conductive agent, and a binder, the first region and the second region include binders with different contents, or the first region and the second region include different types of binders, and the first region has higher ductility than the second region.
Absstract of: US20260328656A1
A formation gas analysis system includes a formation chamber defining a cavity and configured for conducting a formation cycle of a secondary energy storage device within the cavity to generate a formation gas. The storage device has a rigid metal outer enclosure that remains at least partially unsealed during the formation cycle. The system includes a vacuum pump; a vent line interconnecting the secondary energy storage device and the vacuum pump; a first valve and second flow controller spaced apart from one another along the vent line and disposed between the formation chamber and the vacuum pump; a pressure gauge disposed between the first valve and second flow controller; a third valve disposed between the pressure gauge and the second flow controller; and a gas analyzer configured for determining a composition of the formation gas. A method of analyzing a formation gas is also described.
Nº publicación: US20260331466A1 22/10/2026
Applicant:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD.
Absstract of: US20260331466A1
0000 A negative electrode for a rechargeable lithium battery includes a current collector and a negative electrode active material layer on the current collector. The negative electrode active material layer includes a first silicon composite and a second silicon composite. The first silicon composite includes amorphous silicon and a first carbon material. The second silicon composite includes crystalline silicon and a second carbon material. The negative electrode has a DQ/DV value obtained by differentiating a discharge capacity Q of the negative electrode with respect to a voltage V. The DQ/DV values include a first peak value being a maximum value in a voltage range of about 0.23 V to about 0.25 V, and a second peak value being a maximum value in the voltage range of about 0.4 V to about 0.5 V. A ratio of the second peak value to the first peak value is about 3.5 to about 5.5.
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