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1357
results.
Updated on
04/05/2026 [07:57:00]
Results 625 to 650 of 1357
Absstract of: EP4734205A1
0001 To provide a secondary battery that is composed of resource-abundant materials, has high energy density, and is less likely to decrease in capacity even with charging and discharging repeated. 0002 The above-described problem is solved by a secondary battery comprising at least a positive electrode, a negative electrode, and an electrolyte. The positive electrode is an olivine-type phosphate, the negative electrode contains silicon or a silicon compound predoped with lithium, and a ratio of a capacity per unit area of the negative electrode to a capacity per unit area of the positive electrode (an AC ratio) is 1.5 or higher.
Absstract of: EP4734225A1
0001 The method for recycling a cylindrical battery according to the present invention comprises: preparing a cylindrical battery; forming at least one gas vent on a surface of the cylindrical battery; heating the cylindrical battery having the gas vent formed thereon; crushing the heated cylindrical battery to obtain a crushed product; and separating the crushed product to obtain a recovered material.
Absstract of: WO2024259519A1
The present application relates biodegradable polymer material and electrochemical devices. More specifically, the present application relates to biodegradable polymer materials, their use in electrochemical devices and a method for preparing the same. More specifically, the biodegradable polymer material of the present application relates to comprises a polyester backbone; and redox active functionalities grafted to the polyester backbone, where the redox active functionalities may be selected from a stabilized radical species, a viologen species, a naphthalene diimide, and a quinone species.
Absstract of: US12278353B2
Embodiments described herein relate to removal of aluminum impurities from battery waste. In some aspects, a method for removing aluminum impurities includes preprocessing a quantity of battery waste to improve removal of aluminum impurities from the quantity of battery waste. The method further includes removing at least a portion of the aluminum impurities from the quantity of battery waste, modifying the removed aluminum impurities to form a coating precursor and/or a doping precursor, and applying the coating precursor and/or the doping precursor to an electrode material. In some embodiments, the method further includes characterizing the aluminum impurities in the quantity of battery waste and regenerating the electrode material. In some embodiments, the removing can be via sieving, cyclone separation, air separation, elutriation, and/or dissolution. In some embodiments, the doping precursor can include aluminum hydroxide (Al(OH)3). In some embodiments, the regenerating includes applying a heat treatment to the electrode material.
Absstract of: NL2035165B1
The present invention relates in a first aspect to a battery, typically a secondary cell battery which can be recharged, in a second aspect to a an improved electrolyte for such a solid-state battery, that is, a medium that comprises ions and that is charge conducting through the movement of those ions, rather than conducting through electrons, such as in the battery, in a third aspect to a method of producing such a solid crystalline electrolyte, and in a fourth aspect to a product obtained by said method. The present invention provides and improved battery performance.
Absstract of: EP4734172A1
A coated active material of the present disclosure includes a positive electrode active material, and a coating material including a first solid electrolyte and coating at least a portion of a surface of the positive electrode active material. The first solid electrolyte includes Li, M, and X. The M is at least one element selected from the group consisting of a metal element other than Li and a metalloid element, and the X is a halogen element. A value obtained by dividing the integrated value of the amount of moisture released from the coated active material at the time of the heating of the coated active material from 120°C to 180°C by the total mass of the coated active material is defined as MC180. In this case, the moisture content MC180 satisfies 0 ppm < MC180 ≤ 600 ppm.
Absstract of: EP4734173A1
0001 A coated active material 100 of the present disclosure includes a positive electrode active material 101 and a coating layer 102 including a first solid electrolyte and coating at least a portion of a surface of the positive electrode active material 101. The first solid electrolyte contains Li, Ti, M, and X, the M is at least one selected from the group consisting of metalloid elements and metal elements other than Li and Ti, and the X is at least one selected from the group consisting of F, Cl, Br, and I. A quotient obtained by dividing a ratio (%) of a mass of the first solid electrolyte to a total mass of the positive electrode active material 101 and the first solid electrolyte by a specific surface area (m<2>/g) of the positive electrode active material 102, which is determined by the following mathematical expression (A), is 1.9 or more and 6.9 or less. Mathematical expression (A): {(mass of first solid electrolyte)/(total mass of positive electrode active material and first solid electrolyte)} × 100/(specific surface area of positive electrode active material)
Absstract of: EP4734187A1
0001 A non-aqueous secondary battery electrode 60 of the present disclosure includes a negative electrode current collector 6a and a negative electrode active material layer 6b supported on the negative electrode current collector 6a, wherein the negative electrode active material layer 6b includes active material particles and multiple kinds of organic polymers, the multiple kinds of organic polymers include a linear sulfur-containing polysaccharide and at least one other component different from the linear sulfur-containing polysaccharide, and a proportion of mass of the linear sulfur-containing polysaccharide to the total mass of the multiple kinds of organic polymers is 20% or more and 80% or less.
Absstract of: EP4733144A1
0001 A battery is easily and firmly secured. 0002 A battery mount (50) includes a placement base (54), a restriction member (55) to restrict rearward movement of the battery (BT), the restriction member (55) being provided at the same side of the battery (BT) as a rear surface of the battery (BT), and a securing assembly (53) to secure the battery (BT), the securing assembly (53) extending from a position above the restriction member (55) or from an upper portion of the restriction member (55) to a forward surface of the battery (BT). The securing assembly (53) includes a first securer (53a) provided at the same side of the battery (BT) as an upper surface of the battery (BT), a second securer (53b) provided at the same side of the battery (BT) as the forward surface of the battery (BT), and a coupler (90) to couple the first securer (53a) and the second securer (53b) to each other. The coupler (90) includes an inclined portion (63) provided in one of the first securer (53a) and the second securer (53b), the inclined portion (63) being inclined in an inclination direction such that a distance between the inclined portion (63) and the rear surface of the battery (BT) decreases in an upward direction, and a retention member (52) to retain a position at which the other of the first securer (53a) and the second securer (53b) is coupled to the inclined portion (63) such that the position relative to the inclined portion (63) is adjustable.
Absstract of: WO2024261343A1
The present invention provides a process for preparing a nickel oxide, said nickel oxide comprising nickel and at least one of cobalt and manganese, said process comprising the steps of: i. extracting nickel and at least one of cobalt and manganese form a feed solution; ii. stripping an obtained organic phase with hydrochloric acid, thereby obtaining an aqueous solution comprising, respectively, nickel chloride, cobalt chloride and/or manganese chloride; iii. mixing nickel chloride and at least one of cobalt chloride and manganese chloride obtained in step ii. in a predetermined ratio; iv. hydropyrolysis of the aqueous solution formed in step iii. to afford a nickel oxide comprising nickel and at least one of cobalt and manganese, and gaseous hydrochloric acid; v. separating the gaseous hydrochloric acid formed in step iv. from said nickel oxide formed in step iv.; and vi. recycling the gaseous hydrochloric acid obtained in step v. upstream of said hydropyrolysis in step iv.
Absstract of: EP4733057A1
0001 Provided is a pouch for a secondary battery and a lithium secondary battery including the same. The pouch for the secondary batter includes a barrier layer, a base material layer disposed on one surface of the barrier layer, and a sealant layer disposed on the other surface of the barrier layer. The sealant layer includes a first sealant layer in contact with the other surface of the barrier layer, and a second sealant layer disposed on the first sealant layer opposite to the barrier layer. The sealant layer has a melt flow rate (MFR) of about 14.0 g/10 min or less, which is measured at a temperature of about 230°C under a load condition of about 2.16 kg.
Absstract of: WO2024260838A1
The invention relates to a method for preparing a porous thermoplastic polyolefin membrane by bulk blending a thermoplastic polyolefin, a water-soluble inorganic filler and a water-soluble polymer, wherein the thermoplastic polyolefin is insoluble in water, and the thermoplastic polyolefin and the water-soluble polymer are incompatible in the mixture. The resulting mixture is shaped into a film, which is washed with water to remove all of the water-soluble inorganic filler and the water-soluble polymer from said polymer film in order to obtain the porous thermoplastic polyolefin membrane.
Absstract of: WO2024260891A1
The invention relates to a part of battery box for electric or hybrid heavy motor vehicles made from an aluminum alloy plate having a thickness from 6 to 15 mm, wherein said aluminum alloy comprises 4.0 to 5.3 wt.% of Mg, 0.4 to 1.2 wt.% of Mn, 0.5 wt.% or less of Si, 0.5 wt.% or less of Fe, 0.3 wt.% or less of Cu, 0.3 wt.% or less of Cr, 0.5 wt.% or less of Zn, 0.2 wt.% or less of Ti, rest aluminum and unavoidable impurities up to 0.05 wt.% each and 0.15 wt.% total, wherein the plate is in a strain-hardened and partially annealed temper H2X or a stabilized temper H3X. The part of battery box according to the invention exhibit a good balance between, intrusion and corrosion properties.
Absstract of: EP4734258A1
Provided is a battery including a gas discharge mechanism capable of enhancing the gas discharge capability without increasing the frame of the gas discharge mechanism.In a battery including a gas discharge mechanism that discharges a gas in a battery container when a gas pressure in the battery container reaches a predetermined value, the gas discharge mechanism includes a first gas discharge passage 51 connected to an inner portion side of the battery container, a second gas discharge passage 52 connected to the first gas discharge passage and connected to an outer portion side of the battery container, and a gas discharge valve that is provided in a part of a gas discharge passage composed of the first gas discharge passage and the second gas discharge passage and performs an opening action so that the inner portion side and the outer portion side of the battery container are connected to each other in the gas discharge passage when a gas pressure in the inner portion side of the battery container reaches a predetermined value, and furthermore, a cross-sectional shape of the second gas discharge passage 52 seen in an outflow direction of the gas when a gas discharge valve 54 has been opened is formed in a shape that does not hinder the flow of a streamline of the gas that flows out of the first gas discharge passage 51.
Absstract of: WO2024261705A1
A machine for covering articles with an adhesive sheet comprises a transfer conveyor for feeding articles (A) towards a covering station where a covering conveyor (100) receives the individual adhesive sheets (F) and applies each of them to a respective article (A). It is envisaged that the covering conveyor (100) has pockets (101) to receive the articles (A). A pressing member (106) positioned in the pocket is configured to press the adhesive sheet (F) against the article (A). Subsequent insertion of the article (A) into the pocket initiates folding of the adhesive sheet (F) to cover the article (A). Preferably, the articles (A) are batteries for the automotive sector, being prismatic or polyhedral in shape.
Absstract of: EP4734203A1
0001 There is provided a lithium secondary battery including: a laminate in which a plurality of positive electrodes and a plurality of negative electrodes are laminated in a lamination direction, a separator being interposed between the positive electrode and the negative electrode, one of the positive electrode and the negative electrode including a first current collector, the first current collector comprising a pair of conductive layers and a resin layer, the pair of conductive layers sandwiching the resin layer, the first current collector including a first end part, the first end part extending in a first direction different from the lamination direction; a first electrode tab electrically connected to the first end part, the first electrode tab including a first bonding mark and a first insulating part, the first bonding mark being formed by bonding to the first end part, the first insulating part being disposed apart from the first bonding mark in the first direction, the first insulating part being covered with an insulating material; and a sealed container including a sealing part, the sealed container being configured, while enclosing the laminate inside the sealing part, to sandwich the first insulating part of the first electrode tab at the sealing part and to allow a part of the first electrode tab to be taken out to an outside of the sealed container.
Absstract of: WO2024261772A1
The present invention pertains to a venting assembly (100) for an energy storage device (200) such as a battery unit. It comprises one or more displaceable members (101) configured to sealably close and open one or more first openings (200h) of the energy storage device (200) to release any excessive pressure built up due to generation of undesirable fluids to avoid damage to the energy storage device (200) or surrounding components. The venting assembly (100) comprises one or more retracting members (102) being configured to apply a retracting force on the one or more displaceable members (101). The one or more displaceable members (101) are configured to displace from the one or more first openings (200h) thereby at least partially exposing the one or more first openings (200h) in response to a predetermined condition.
Absstract of: US12451490B2
A method for producing binder-coated active battery material agglomerations includes agitating, within a vessel, a volume of a binder-solvent solution across two or more steps with a particulate mixture including active battery material particles. The binder-solvent solution has a solubility limit for a mixture of binder material particles within a first solvent solution at a first set of environmental parameters. While retaining the particulate mixture within the vessel, the particulate mixture is subjected to a second set of environmental parameters across two or more steps which reduces the solubility limit to generate a powder mixture of binder-coated active battery material agglomerations.
Absstract of: EP4734254A1
Embodiments of this application provide an energy storage system and a microgrid system. The energy storage system includes: one or more battery clusters, where the battery cluster includes a plurality of battery cells, and a dimension of the battery cluster along a first direction is greater than a dimension of the battery cluster along a second direction; and an enclosure configured to accommodate the battery clusters, a dimension of the enclosure along the first direction being smaller than a dimension of the enclosure along the second direction; where along the first direction, the dimension of the enclosure matches the dimension of the battery cluster, such that the enclosure is configured to accommodate one row of battery clusters along the first direction, the first direction is perpendicular to the second direction, and both the first direction and the second direction are perpendicular to a height direction of the enclosure. The energy storage system and the microgrid system according to embodiments of this application can improve the space utilization of the enclosure of the energy storage system.
Absstract of: WO2024260496A1
The invention relates to a sodium ion battery comprising a cathode which has a cathode active material, and an anode which has an anode active material. The cathode active material comprises a polyanionic cathode active material and is at least partially desodiated prior to the first discharging and/or charging process of the sodium ion battery. The anode active material is pre-sodiated before the first discharging and/or charging process of the sodium ion battery. The invention also relates to a method for producing a sodium ion battery of this type and a use of a sodium ion battery of this type.
Absstract of: WO2024260494A1
The invention relates to a sodium ion battery comprising a cathode which has a composite cathode active material, and an anode which has an anode active material. The composite cathode active material comprises at least a first cathode active material and a second cathode active material, wherein the first cathode active material and/or the second cathode active material is a polyanionic cathode active material, and wherein, prior to the first discharging and/or charging process of the sodium ion battery, the first cathode active material is fully sodiated and the second cathode active material is fully desodiated. The anode active material is pre-sodiated prior to the first discharging and/or charging process of the sodium ion battery. The invention also relates to a method for producing a sodium ion battery of this type and a use of a sodium ion battery of this type.
Absstract of: WO2024261271A1
The disclosure relates to a system, a method and a device for separating impurities, in particular liquid and/or solid particles, from a gas stream, in particular of a compensation vessel, in particular an oil compensation vessel, in particular in a motor vehicle, said device comprising a housing body which is designed to hermetically seal a sorption means from its surroundings and to only uncover same and expose it to air, by way of a pressure action, in particular a pressure pulse, during installation of the device, in particular by reaching an installation end position or after installation of the device. The disclosure also relates to a vehicle, in particular an electrified vehicle, which is equipped with the device and/or the system.
Absstract of: WO2025000188A1
The invention relates to a method for charging a battery in an aerosol-generating system, the method comprising determining a temperature indicative of the temperature of the battery, calculating a maximum charging time tmax depending on the determined temperature and terminating charging, if the maximum charging time tmax has elapsed. The invention also relates to a corresponding charge controller, an aerosol-generating device comprising such charge controller, and a charging case comprising such charge controller.
Absstract of: EP4484376A1
The invention pertains to a recycling process of a material comprising a halide solid electrolyte (HSE) of formula (I) M3-z(Mek+)fX3-z+k*f, said process comprising successively: a) adding (an) ammonium salt(s) of X' to a solution comprising the HSE, wherein X and X' are halogens, in particular independently chosen from Cl, Br, I and any combination thereof; b) filtering and evaporating the solution obtained in step a) to obtain a dry powder; c) heating the dry powder obtained in step b), and d) obtaining a recycled HSE of formula (I). The invention further concerns a cathode composite and an electrolyte comprising a recycled HSE obtained from the recycling process according to the invention and an all-solid-state battery comprising such a cathode composite and/or electrolyte.
Nº publicación: EP4733784A1 29/04/2026
Applicant:
INTEGRAL GEOMETRY SCIENCE INC [JP]
Integral Geometry Science Inc.
Absstract of: EP4733784A1
0001 Storage battery inspection device (10) includes a charge control circuit (11) that applies an AC current to a storage battery (31), a magnetic sensor (12) that senses a magnetic field external to the storage battery (31), a calculation unit (76) that calculates an AC current flowing through the storage battery (31) based on a sensing result from the magnetic sensor (12), and a correction unit (77) that calculates, based on a calculation result from the calculation unit (76), one or more vectors (I
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