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Resultados 364 resultados LastUpdate Última actualización 27/05/2020 [03:04:00] pdf PDF xls XLS

Publicaciones de los últimos 15 días/Last 15 days publications (excluidas publicaciones CN/CN publications excluded)



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SILICATE COMPOUNDS AS SOLID Li-ION CONDUCTORS

NºPublicación: US2020161700A1 21/05/2020

Solicitante:

UNIV MARYLAND [US]
TOYOTA ENG & MFG NORTH AMERICA [US]

US_2019393547_PA

Resumen de: US2020161700A1

Solid-state lithium ion electrolytes of lithium silicate based composites are provided which contain an anionic framework capable of conducting lithium ions. An activation energy for lithium ion migration in the solid state lithium ion electrolytes is 0.5 eV or less and room temperature conductivities are greater than 100.5 S/cm. Composites of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided.

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INTEGRATED SWITCHING DEVICE, AND BATTERY MONITORING AND PROTECTING SYSTEM INCLUDING INTEGRATED SWITCHING DEVICE

NºPublicación: US2020161714A1 21/05/2020

Solicitante:

LG CHEMICAL LTD [KR]

CN_111033937_A

Resumen de: US2020161714A1

An integrated switching device in which a contactor unit which is capable of controlling a continuity state of an electric circuit, a blocking unit which is capable of cutting a contactor and blocking a current when abnormality is generated in the contactor or a current having a size exceeding a permitted current range of the contactor is generated, and a current measuring unit which is capable of measuring a current by using shunt resistor are integrated into one device, thereby performing various functions only with one device.

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ELECTROLYTIC SOLUTION FOR SECONDARY BATTERIES, SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC DEVICE

NºPublicación: US2020161707A1 21/05/2020

Solicitante:

MURATA MANUFACTURING CO [JP]

JP_WO2019021885_A1

Resumen de: US2020161707A1

A secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution including an unsaturated cyclic compound.

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NON-AQUEOUS ELECTROLYTE FOR LITHIUM AIR BATTERIES, AND LITHIUM AIR BATTERY USING THE SAME

NºPublicación: US2020161709A1 21/05/2020

Solicitante:

NAT INST MATERIALS SCIENCE [JP]

JP_WO2018225434_A1

Resumen de: US2020161709A1

The present invention has for its object to provide a non-aqueous electrolyte for lithium air batteries capable of simultaneously holding back positive electrode overvoltage, reactions of the negative electrode with the electrolyte and dendrite growth during charging thereby making an improvement in the output performance, and a lithium air battery using the same. The invention provides a non-aqueous electrolyte for lithium air batteries, containing an organic solvent and a lithium salt. The lithium salt contains at least LiX (where X stands for Br and/or I) and lithium nitrate. The molar concentration (mol/L) of LiX in the non-aqueous electrolyte satisfies a range of no less than 0.005 to no greater than 2.0, and the molar concentration (mol/L) of the lithium nitrate in the non-aqueous electrolyte satisfies a range of greater than 0.1 to no greater than 2.0.

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SYSTEMS AND METHODS FOR MAKING STRUCTURES DEFINED BY CNT PULP NETWORKS

NºPublicación: US2020161661A1 21/05/2020

Solicitante:

NANOCOMP TECH INC [US]

JP_2020507195_A

Resumen de: US2020161661A1

Provided herein are products and methods for making structures having a body defined by a carbon nanotube (CNT) pulp network having a long-range connectivity exceeding a percolation threshold of the structure to permit electron transport throughout the structure, an active material dispersed within the body, and a binder material binding the active material to the CNT pulp network within the body.

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BATTERY CELL ENGINEERING AND DESIGN TO REACH HIGH ENERGY

NºPublicación: US2020161654A1 21/05/2020

Solicitante:

ZENLABS ENERGY INC [US]

US_2015311525_A1

Resumen de: US2020161654A1

Improved high energy capacity designs for lithium ion batteries are described that take advantage of the properties of high specific capacity anode active compositions and high specific capacity cathode active compositions. In particular, specific electrode designs provide for achieving very high energy densities. Furthermore, the complex behavior of the active materials is used advantageously in a radical electrode balancing design that significantly reduced wasted electrode capacity in either electrode when cycling under realistic conditions of moderate to high discharge rates and/or over a reduced depth of discharge.

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POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

NºPublicación: US2020161643A1 21/05/2020

Solicitante:

SAMSUNG SDI CO LTD [KR]

Resumen de: US2020161643A1

A positive active material for a rechargeable lithium battery includes a lithium nickel-based composite oxide including a secondary particle in which a plurality of plate-shaped primary particles are agglomerated; and a coating layer including a fiber-shaped lithium manganese composite oxide, wherein the fiber-shaped lithium manganese composite oxide is attached to the surface of the lithium nickel-based composite oxide.

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PROCESS FOR MAKING AN ELECTRODE ACTIVE MATERIAL

NºPublicación: US2020161652A1 21/05/2020

Solicitante:

BASF SE [DE]

Resumen de: US2020161652A1

Process for making an electrode active material according to general formula Li1+χTM1−χO2, wherein TM is a combination of Mn, Co and Ni in combination with at least one more metal selected from Al, Ti, and W, wherein at least 60 mole-% of TM is Ni, the percentage referring to the sum of Ni, Co and Mn, and x is in the range of from zero to 0.2, said process comprising the following steps: (a) mixing (A) a mixed oxide or oxyhydroxide of Mn, Co and Ni, (B) at least one lithium compound selected from lithium hydroxide, lithium oxide and lithium carbonate, and (C) an oxide, hydroxide or oxyhydroxide of Al, Ti or W, (b) Subjecting said mixture to heat treatment at a temperature in the range of from 700 to 1000° C.

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TRANSITION METAL-CONTAINING COMPOSITE HYDROXIDE AND MANUFACTURING METHOD THEREOF, POSITIVE ELECTRODE ACTIVE MATERIAL FOR A NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY

NºPublicación: US2020161644A1 21/05/2020

Solicitante:

SUMITOMO METAL MINING CO [JP]

US_2018190978_A1

Resumen de: US2020161644A1

Provided is a positive electrode active material that is capable of simultaneously improving the battery capacity, output characteristics and cycling characteristics of a secondary battery. When obtaining a transition metal-containing composite hydroxide that is a precursor to the positive electrode active material, by adjusting the pH value of a reaction aqueous solution to be within the range 12.0 to 14.0 and performing generation of nuclei (nucleation), and then adjusting the pH value of the reaction aqueous solution to be within the range 10.5 to 12.0 and causing the nuclei to grow (particle growth), atmosphere control is performed at least one time in which the reaction atmosphere during nucleation and in the initial stage of particle growth is adjusted to be a non-oxidizing atmosphere, and during particle growth is switched to be an oxidizing atmosphere having an oxygen concentration that is 5% by volume or more by directly introducing an oxidizing gas into the reaction aqueous solution while continuing the supply of a raw material aqueous solution, and then is further switched to a non-oxidizing atmosphere by directly introducing an inert gas into the reaction aqueous solution while continuing the supply of the raw material aqueous solution.

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NICKEL-CONTAINING COMPOSITE HYDROXIDE AND PRODUCTION PROCESS THEREFOR, POSITIVE-ELECTRODE ACTIVE MATERIAL FOR A NONAQUEOUS-ELECTROLYTE SECONDARY BATTERY AND PRODUCTION PROCESS THEREFOR, AND NONAQUEOUS-ELECTROLYTE SECONDARY BATTERY

NºPublicación: US2020161653A1 21/05/2020

Solicitante:

SUMITOMO METAL MINING CO [JP]

US_2017324090_A1

Resumen de: US2020161653A1

Provided is a nickel-containing composite hydroxide that is a precursor of a positive-electrode active material with which a nonaqueous-electrolyte secondary battery having a low irreversible capacity and a high energy density can be configured. An aqueous alkaline aqueous solution and a complexing agent are added to an mixed aqueous solution including at least nickel and cobalt to regulate the pH (measured at a reference liquid temperature of 25° C.) of this mixed aqueous solution to 11.0 to 13.0, the ammonium concentration to 4 to 15 g/L, and the reaction temperature to 20° C. to 45° C. Using stirring blades having an inclination angle of 20° to 60° with respect to a horizontal plane, the mixture is stirred to conduct a crystallization reaction under such conditions that when the nickel-containing composite hydroxide to be obtained is roasted in air at 800° C. for 2 hours, the roasted composite hydroxide has a BET value of 12 to 50 m2/g. Thus a nickel-containing composite hydroxide expressed by Ni1-x-yCoxAlyMt(OH)2+α (where, 0 traducir

POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND MANUFACTURING METHOD THEREFOR

NºPublicación: US2020161650A1 21/05/2020

Solicitante:

LG CHEMICAL LTD [KR]

JP_2020515010_A

Resumen de: EP3595060A1

Provided is a positive electrode active material for a lithium secondary battery, the positive electrode active material being a secondary particle formed by agglomerating a plurality of polycrystalline primary particles including a lithium composite metal oxide of Chemical Formula 1, wherein an average crystallite size of the primary particle is 180 to 400 nm, a particle size D50 of the primary particle is 1.5 to 3 µm, and the primary particle is doped or surface-coated with at least one element M selected from the group consisting Al, Ti, Mg, Zr, Y, Sr, and B in an amount of 3,800 to 7,000 ppm:        [Chemical Formula 1]     Lia(NixM nyCozAw)O2+bin Chemical Formula 1, A, a, b, x, y, z, and w are the same as defined in the present specification.

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METHOD AND INSTALLATION FOR PRODUCING AN ELECTRODE PLATE, AN ELECTRODE PLATE AND A RECHARGEABLE ELECTROCHEMICAL BATTERY

NºPublicación: US2020161636A1 21/05/2020

Solicitante:

CLARIOS GERMANY GMBH & CO KGAA [DE]

US_2016181595_A1

Resumen de: US2020161636A1

An electrode plate of a rechargeable electrochemical battery. The electrode plate comprises a substantially flat lead grid having a plurality of grid bars and a plurality of window-like cutouts formed between the grid bars. The electrode plate further comprises an active material introduced into the cutouts and/or onto the grid bars of the lead grid. The active material has an artificially produced pattern of slot-shaped depressions on its surface. The depressions extend to a depth from the outer surface of the active material. Also disclosed is a rechargeable electrochemical battery comprising the at least one electrode.

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POSITIVE ELECTRODE ACTIVE MATERIAL FOR ALKALINE SECONDARY BATTERY AND ALKALINE SECONDARY BATTERY INCLUDING THE POSITIVE ELECTRODE ACTIVE MATERIAL

NºPublicación: US2020161646A1 21/05/2020

Solicitante:

FDK CORP [JP]
FUJITSU LTD [JP]

JP_2017143039_A

Resumen de: US2020161646A1

A nickel-hydrogen secondary battery includes an electrode group comprising a separator, a positive electrode, and a negative electrode, and the positive electrode contains a positive electrode active material including a base particle comprising a nickel hydroxide particle containing Mn in solid solution and a conductive layer comprising a Co compound and covering the surface of the base particle, wherein the X-ray absorption edge energy of Mn detected within 6500 to 6600 eV by measurement with an XAFS method is 6548 eV or higher.

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COMPOSITE CATHODE ACTIVE MATERIAL, METHOD OF PREPARING THE COMPOSITE CATHODE ACTIVE MATERIAL, AND CATHODE AND LITHIUM BATTERY EACH INCLUDING THE COMPOSITE CATHODE ACTIVE MATERIAL

NºPublicación: US2020161645A1 21/05/2020

Solicitante:

SAMSUNG ELECTRONICS CO LTD [KR]

US_2018323426_A1

Resumen de: US2020161645A1

A composite cathode active material, a method of preparing the composite cathode active material, a cathode including the composite cathode active material, and a lithium battery including the cathode. The composite cathode active material includes a lithium intercalatable material; and a garnet oxide, wherein an amount of the garnet oxide is about 1.9 wt % or less, based on a total weight of the composite cathode active material.

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METHOD FOR PRODUCING LITHIUM METAL NEGATIVE ELECTRODE STRUCTURE AND LITHIUM METAL NEGATIVE ELECTRODE STRUCTURE

NºPublicación: US2020161647A1 21/05/2020

Solicitante:

LG CHEMICAL LTD [KR]

KR_20190047593_A

Resumen de: US2020161647A1

A method for producing a lithium metal negative electrode structure including the steps of: (a) forming a lithium metal layer on a portion of one side or both sides of a current collector, wherein a non-coated portion of the current collector, on which a tab will be formed, is included on one side of the current collector, and wherein a stepped part is present between the non-coated portion of the current collector and the coated portion of the lithium metal layer; (b) coating and curing a photocurable material, or attaching an insulating tape, onto the stepped part between the non-coated portion of the current collector and the coated portion of the lithium metal layer; and (c) punching the result of step (b) into a unit electrode to produce the lithium metal negative electrode structure.

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ALKALINE ELECTROCHEMICAL CELL WITH IMPROVED ANODE AND SEPARATOR COMPONENTS

NºPublicación: US2020161637A1 21/05/2020

Solicitante:

ENERGIZER BRANDS LLC [US]

MX_2018016397_A

Resumen de: US2020161637A1

An alkaline electrochemical cell includes a cathode, an anode which includes an anode active material, and a non-conductive separator disposed between the cathode and the anode, wherein from about 20% to about 50% by weight of the anode active material relative to a total amount of anode active material has a particle size of less than about 75 μm, and wherein the separator includes a unitary, cylindrical configuration having an open end, a side wall, and integrally formed closed end disposed distally to the open end.

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Spherical or spherical-like cathode material for a lithium battery, a battery and preparation method and application thereof

NºPublicación: US2020161633A1 21/05/2020

Solicitante:

GUIZHOU ZHENHUA E CHEM INC [CN]

KR_20190035670_A

Resumen de: US2020161633A1

The present invention discloses a spherical or spherical-like lithium battery cathode material, a battery and preparation methods and applications thereof. The chemical formula of the cathode material is: LiaNixCoyMnzMbO2, wherein 1.0≤a≤1.2; 0.0 traducir

ELECTRODE ASSEMBLY AND BATTERY HAVING THE SAME

NºPublicación: US2020161694A1 21/05/2020

Solicitante:

NINGDE AMPEREX TECH LIMITED [CN]

EP_3654433_A1

Resumen de: US2020161694A1

The present application discloses an electrode assembly and a battery including the same. The battery includes an electrode assembly and a casing accommodating the electrode assembly. The electrode assembly is formed by winding or stacking a first electrode sheet and a second electrode sheet. A separator is disposed between the first electrode sheet and the second electrode sheet. The electrode assembly includes a first end portion, a second end portion, a first main plane, a second main plane, and a binding layer. The second end portion and the first end portion are arranged oppositely. The second main plane and the first main plane are arranged oppositely. The binding layer includes a first area arranged at the first end portion and a second area arranged at the first main plane, and the first area is connected to the second area.

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METALLIC SALT CONTAINING ANION HAVING HETEROCYCLIC AROMATIC STRUCTURE, METHOD OF PREPARING THE METALLIC SALT, AND ELECTROLYTE AND ELECTROCHEMICAL DEVICE EACH INCLUDING THE METALLIC SALT

NºPublicación: US2020157058A1 21/05/2020

Solicitante:

SAMSUNG ELECTRONICS CO LTD [KR]
SAMSUNG SDI CO LTD [KR]

Resumen de: US2020157058A1

wherein, in Formulae 1 to 3, each X is independently N, P, or As, one of A1 and A2 is an electron-donating group, and the other one is an electron-withdrawing group, ring, Ar1 and ring Ar2 are as defined herein, L is a linker group as defined herein, m is an integer from 1 to 5, and n is an integer from 0 to 5.

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Multifunctional battery packaging and insulation

NºPublicación: AU2019261717A1 21/05/2020

Solicitante:

BOEING CO [US]

CN_111162320_A

Resumen de: AU2019261717A1

MULTIFUNCTIONAL BATTERY PACKAGING AND INSULATION Systems, methods, and apparatus for multifunctional battery packaging and insulation are disclosed. In one or more embodiments, a battery pack comprises a plurality of battery cells. The battery pack further comprises a block comprising a plurality of recesses formed within the block. In one or more embodiments, each of the recesses respectively houses one of the battery cells within the block. In at least one embodiment, the block comprises a low density ceramic fiber reinforced foam that is porous such that a gas or liquid may pass through the block to cool the battery pack. In one or more embodiments, at least a portion of the block is covered with a ceramic matrix composite (CMC) material comprising a ceramic slurry composite pre impregnated (prepreg) with fibers. In some embodiments, the CMC material is cured via kiln firing the block. L-V.

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Electrolyte element and a cell incorporating the electrolyte element

NºPublicación: AU2018349189A1 21/05/2020

Solicitante:

LINA ENERGY LTD [GB]

WO_2019073260_PA

Resumen de: AU2018349189A1

An electrolyte element (10) comprises a perforated sheet (11) of non-reactive metal such as an aluminium-bearing ferritic steel, and a non-permeable ceramic layer (16b) of sodium-ion-conducting ceramic bonded to one face of the perforated sheet (11) by a porous ceramic sub-layer (16a). The perforated sheet (11) may be of thickness in the range 50 µm up to 500 µm, and the thickness of the non-permeable ceramic layer (16b) may be no more than 50 µm, for example 20 µm or 10 µm. Thus the electrolyte properties are provided by the non-permeable thin layer (16b) of ceramic, while mechanical strength is provided by the perforated sheet (11). The electrolyte element (10) may be used in a rechargeable molten sodium-metal halide cell, in particular a sodium/nickel chloride cell (20). It makes cells with increased power density possible.

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Production method for all-solid-state battery

NºPublicación: AU2018352671A1 21/05/2020

Solicitante:

MITSUBISHI GAS CHEMICAL CO [JP]
AIST [JP]

TW_201933667_A

Resumen de: AU2018352671A1

The present invention makes it possible to provide a production method for an all-solid-state battery having a solid electrolyte layer between a positive electrode layer and a negative electrode layer, the production method being characterized by including: a step for coating or impregnating the positive electrode layer and/or the negative electrode layer with a solid electrolyte solution in which a boron hydride compound serving as the solid electrolyte has been dissolved in a solvent; and a step for removing the solvent from the coated or impregnated solid electrolyte solution and causing the solid electrolyte to precipitate on the positive electrode layer and/or the negative electrode layer.

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Laminar Current Collector

NºPublicación: US2020161626A1 21/05/2020

Solicitante:

ROBERT BOSCH BATTERY SYSTEMS LLC [US]
BOSCH GMBH ROBERT [DE]

Resumen de: US2020161626A1

A battery system includes a current collector configured to provide an electrical connection between electrochemical cells of a cell array. The current collector is a plate having a laminar construction and a non-uniform thickness. In particular, the plate includes a first layer having a first thickness and a first cut out, and a second layer having a second thickness that is greater than the first thickness, and a second cut out that is aligned with the first cut out. The second layer has sufficient thickness to ensure high current carrying capability of the current collector. The first and second cut outs define a connection region for connecting to a terminal of a cell, and further define a fuse that prevents conduction of excess current.

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BATTERY PACK

NºPublicación: US2020161729A1 21/05/2020

Solicitante:

SAMSUNG SDI CO LTD [KR]

CN_110710052_A

Resumen de: US2020161729A1

A battery pack includes: a plurality of battery modules each including a plurality of battery cells arranged side by side in a first direction; and a cooling mechanism having passages arranged adjacent to the plurality of battery modules to conduct a heat transfer medium to cool the plurality of battery modules, the cooling mechanism including: a plurality of inflow tubes arranged adjacent to a center line extending through centers of the plurality of battery modules in the first direction, the plurality of inflow tubes having first distal ends to receive heat transfer medium and second distal ends to discharge heat transfer medium; and a plurality of outflow tubes connected to the second distal ends of the plurality of inflow tubes to discharge heat transfer medium therefrom, the plurality of outflow tubes being disposed in a position further outwardly from the center line than the plurality of inflow tubes.

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STANDARD ENERGY STORAGE CONTAINER PLATFORM

Nº publicación: US2020161613A1 21/05/2020

Solicitante:

FLEX LTD [SG]

WO_2017173246_A1

Resumen de: US2020161613A1

Embodiments of the disclosure provide an adaptable energy storage container that is interoperable with a plurality of battery types. For example, the disclosure provides an adaptable energy storage container design and method of use that is readily interoperable, e.g. physically and electrically, with a variety of battery types. The container and other components can be assembled into an energy storage platform. For example, the container can substantially enclose a plurality of battery strings within the platform. A central, internal gangway can provide fast access to battery modules and other components within the container. The strings of batteries, each comprising a plurality of battery modules, can be disposed within the container, substantially parallel to each other, and on either side of the central, internal gangway. The battery strings and battery modules therein can be accessed by the gangway through a door at an end of the container.

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