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Resultados 438 resultados LastUpdate Última actualización 12/07/2020 [18:12:00] pdf PDF xls XLS

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



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ELECTROLYTIC COPPER FOIL, METHOD FOR PRODUCING SAME, AND ANODE FOR HIGH CAPACITY LI SECONDARY BATTERY INCLUDING SAME

NºPublicación: EP3677707A1 08/07/2020

Solicitante:

KCF TECH CO LTD [KR]

CN_111279019_A

Resumen de: EP3677707A1

The present invention relates to a copper foil current collector having superior adhesion to an active material of a Li secondary battery. The electrolytic copper foil of the present invention having a first surface and a second surface comprises: a first protective layer at the first surface; a second protective layer at the second surface; and a copper film between the first and second protective layers, wherein an oxygen-containing part at the second surface has a thickness (Oxygen Thickness: OT) of not less than 1.5 nm. According to the present invention, an electrolytic copper foil current collector for a Li secondary battery, which has low electric resistance and high adhesion to an active material, can be provided.

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ELECTROLYTIC COPPER FOIL, METHOD FOR PRODUCING SAME, AND HIGH-CAPACITY LI SECONDARY BATTERY NEGATIVE ELECTRODE INCLUDING SAME

NºPublicación: EP3678241A2 08/07/2020

Solicitante:

KCF TECH CO LTD [KR]

CN_111316486_A

Resumen de: EP3678241A2

The present invention relates to an electrolytic copper foil current collector in which the surface properties of the electrolytic copper foil surface are controlled to achieve a high adhesiveness to a negative electrode material. The present invention provides an electrolytic copper foil having a first surface and the second surface, the electrolytic copper foil being characterized by comprising a first protective layer on the first surface side, a second protective layer on the second surface side, and a copper film between the first and second protective layers, wherein the coupling coefficient at the first surface or second surface of the electrolytic copper foil is 1.5 to 9.4 as represented by coupling coefficient = Rp/µm + peak density/30 + amount of Cr adhesion/(mg/m<2>) (here, peak density is measured according to ASME standard B46.1). According to the present invention, an electrolytic copper foil having a high adhesiveness to a negative electrode material and a low electrical resistance can be provided by controlling the surface properties of the electrolytic copper foil surface.

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POSITIVE ELECTRODE ACTIVE SUBSTANCE FOR ALL SOLID-STATE LITHIUM SECONDARY BATTERY

NºPublicación: EP3678231A1 08/07/2020

Solicitante:

MITSUI MINING & SMELTING CO [JP]

US_2020194788_A1

Resumen de: EP3678231A1

Provided is, with respect to a 5 V-class spinel, a spinel-type lithium manganese-containing composite oxide that can improve rate characteristics and cycle characteristics by suppressing resistance while improving ion conductivity. Proposed is a positive electrode active substance for an all solid-state lithium secondary battery having an operating potential of 4.5 V or more at a metal Li reference potential, wherein the surface of the present core particles composed of a spinel-type lithium manganese-containing composite oxide containing at least Li, Mn, O, and two or more elements other than these is coated with an amorphous compound containing Li, A (A represents one element or a combination of two or more elements selected from the group consisting of Ti, Zr, Ta, Nb, Zn, W, and Al), and O; and primary particles of the present core particles are composed of a polycrystal; and wherein the D50 is 0.5 to 9 µm, the value of ((|mode diameter - D50|/mode diameter) × 100) is 0 to 25%, the value of ((|mode diameter - D10|/mode diameter) × 100) is 20 to 58%, and the value of the average primary particle diameter/D50 is 0.20 to 0.99.

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HEATING APPLIANCE WITH A BUILT-IN BATTERY ARRANGED IN THE INCOMING FRESH AIR FLOW

NºPublicación: EP3676540A1 08/07/2020

Solicitante:

LANCEY ENERGY STORAGE [FR]

CA_3081410_A1

Resumen de: WO2019097138A1

The invention relates to a heating appliance (1) of the electric radiator type, comprising a housing (11) containing a DC-operated electrical energy storage device (2) charged by an electrical power supply source outside the appliance (1), and at least one heating body (12) that can be powered by the electrical power supply source and/or by the electrical energy storage device (2). The housing (11) also comprises at least one air inlet (13, 15) arranged in a lower part of the housing (11) to allow air to enter the space internally defined by the housing (11), and at least one air outlet (14) arranged in an upper part of the housing (11) to allow the air to leave said space. The electrical energy storage device (2) is arranged across the air flow that circulates, in said space, from said at least one air inlet (13, 15) to said at least one air outlet (14), in a location situated, as observed in the direction of circulation of said flow, between said at least one air inlet (13, 15) and said at least one heating body (12).

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PROTECTIVE HOUSING OF A BATTERY PACK INCORPORATING CHANNELS FOR TRANSPORTING A HEAT-TRANSFER FLUID

NºPublicación: EP3676904A1 08/07/2020

Solicitante:

VALEO SYSTEMES THERMIQUES [FR]

WO_2019069022_A1

Resumen de: WO2019069022A1

The invention relates to a protective housing of at least one module (M) of an electric battery comprising at least one element (9) for thermal regulation of said at least one module (M), in which a heat-transfer fluid circulates. According to the invention, the protective housing comprises at least one channel (10) for transporting the heat-transfer fluid, extending in at least one wall of the protective housing (B, 1, 2, 3, 4) and in fluid connection with at least one thermal regulation element (9).

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FIRE-RESISTANT ENERGY STORAGE DEVICES AND ASSOCIATED SYSTEMS AND METHODS

NºPublicación: EP3676931A1 08/07/2020

Solicitante:

MAERSK DRILLING AS [DK]

WO_2019042505_A1

Resumen de: WO2019042505A1

A fire-resistant energy storage device includes a fire-resistant chassis, one or more energy storage elements housed in the fire-resistant chassis, and a heat exchanger configured to (a) cool the one or more energy storage elements and (b) protect the one or more energy storage elements from a fire external to the fire-resistant energy storage device. An energy storage assembly includes (a) a plurality of physically separate fire-resistant energy storage devices, each of the plurality of physically separate fire-resistant energy storage devices being configured to protect one or more energy storage elements of the fire-resistant energy storage device from a fire external to the fire-resistant energy storage device, and (b) at least one power converter configured to electrically interface the plurality of physically separate fire-resistant energy storage devices with an electric power buss.

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COMPOSITION FOR ELECTROCHEMICAL ELEMENT FUNCTIONAL LAYER, ELECTROCHEMICAL ELEMENT FUNCTIONAL LAYER, AND ELECTROCHEMICAL ELEMENT

NºPublicación: EP3678225A1 08/07/2020

Solicitante:

ZEON CORP [JP]

Resumen de: EP3678225A1

A composition for an electrochemical device functional layer contains a polymer A and a solvent. The polymer A contained in the composition for an electrochemical device functional layer includes an alkylene oxide structure-containing monomer unit in a proportion of not less than 5 mol% and not more than 95 mol%.

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POWER STORAGE SYSTEM AND CONTAINER-TYPE POWER STORAGE SYSTEM

NºPublicación: EP3678210A1 08/07/2020

Solicitante:

MURATA MANUFACTURING CO [JP]

US_2020195027_A1

Resumen de: EP3678210A1

To provide a power storage system with improved installation work efficiency of a battery board.The power storage system of the present technology includes a battery board that houses a secondary battery, a branch board, a first frame on which the battery board is placed, a second frame on which the branch board is placed, and a plurality of connection wirings that is disposed in the first frame and the second frame and connects the battery board and the branch board. The plurality of connection wirings is aggregated in the second frame. The branch board has a circuit breaker corresponding to a plurality of battery boards, an input and output terminal that inputs and outputs electric power, and an internal connection wiring that connects the circuit breaker and the input and output terminal. The internal connection wiring has a length adjusted based on a length of the connection wiring between the battery board and the branch board.

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BATTERY BALANCING SYSTEM, VEHICLE, BATTERY BALANCING METHOD, AND STORAGE MEDIUM

NºPublicación: EP3678276A1 08/07/2020

Solicitante:

BYD CO LTD [CN]

CN_109435777_A

Resumen de: EP3678276A1

The present application discloses a battery equalization system, a vehicle, a battery equalization method, and a storage medium. The battery equalization system includes: a collection circuit; an equalization circuit; a controller; a charging branch circuit, connected to a charging device and a battery pack; and a first power supply branch circuit, connected to the charging device and the battery equalization system, and configured to supply power to the battery equalization system. When a state-of-charge of the battery pack is full and a cell in the battery pack needs enabling of equalization, the controller controls the charging branch circuit to disconnect, and controls the first power supply branch circuit to keep connected, so that an equalization module performs equalization processing on the cell that needs enabling of equalization. By improving the electrical connection structure of the battery equalization system, the present application extends the battery equalization time, improves the battery equalization effect, and resolves the technical problem of low equalization efficiency of the battery equalization system in the related art.

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POWER SUPPLY MANAGEMENT METHOD AND POWER SUPPLY MANAGEMENT DEVICE

NºPublicación: EP3678273A1 08/07/2020

Solicitante:

KYOCERA CORP [JP]

WO_2019044574_A1

Resumen de: EP3678273A1

A power management method comprises a step A of specifying a charging power supply used for charging of a storage battery apparatus, a step B of monitoring a storage capacity of the storage battery apparatus, and a step C of limiting, until the storage capacity becomes a predetermined threshold or less, the charging of the storage battery apparatus which uses a second charging power supply different from a first charging power supply when the charging power supply is the first charging power supply.

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BATTERY COOLING SYSTEM

NºPublicación: EP3676903A1 08/07/2020

Solicitante:

MODINE MFG CO [US]

CN_111033875_A

Resumen de: WO2019046012A1

A battery cooling system includes several battery cooling plates connected to a coolant manifold and coolant chiller. The coolant chiller is configured to remove heat from a flow of coolant that circulates through the battery cooling system. The coolant manifold has a first and a second chamber that both extend in a longitudinal direction and that are spaced apart and separated by an air gap. The first chamber receives a flow of chilled coolant from the coolant chiller, and the second chamber delivers to the coolant chiller a flow of coolant to be chilled. Plastic connectors in one-to-one correspondence with the battery cooling plates are mounted to the coolant manifold to fluidly couple the first and second chambers of the coolant manifold to the battery cooling plates.

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POSITIVE ELECTRODE ACTIVE SUBSTANCE FOR ALL SOLID-STATE LITHIUM SECONDARY BATTERY

NºPublicación: EP3678233A1 08/07/2020

Solicitante:

MITSUI MINING & SMELTING CO [JP]

CN_111033830_A

Resumen de: EP3678233A1

Proposed is a positive electrode active substance for an all solid-state lithium secondary battery, wherein the surface of the present core particles composed of a lithium metal composite oxide having a layered structure containing Li, M element (M includes at least one element or a combination of two or more elements selected from the group consisting of Ni, Co, Mn, and Al), and O is coated with an amorphous compound containing Li, A (A represents one element or a combination of two or more elements selected from the group consisting of Ti, Zr, Ta, Nb, Zn, W, and Al), and O, and wherein the D50 is 0.5 to 11 µm, the value of ((|mode diameter - D50|/mode diameter) × 100) is 0 to 25%, the value of ((|mode diameter - D10|/mode diameter) × 100) is 20 to 58%, and the value of average primary particle diameter/D50 is 0.01 to 0.99.

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PROCESS FOR METALLIZATION OF ELECTROCHEMICALLY ACTIVE POWDERS

NºPublicación: EP3676896A2 08/07/2020

Solicitante:

A123 SYSTEMS LLC [US]

KR_20200034006_A

Resumen de: WO2019045805A2

Materials and methods for coating an electrochemically active electrode material for use in a lithium-ion battery are provided. In one example, an electrochemically active electrode material comprises: a polymer coating applied directly to an exterior surface of the electrochemically active electrode material; a metal plating catalyst adhered to the continuous polymer; and a continuous metal coating that completely covers the metal catalyst and continuous polymer coating. The electrochemically active electrode material may comprise a powder comprising one or more secondary particles, and the polymer and metal coatings may be applied to exterior surfaces of these secondary particles.

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METHOD FOR PRODUCING LGPS-BASED SOLID ELECTROLYTE

NºPublicación: EP3678149A1 08/07/2020

Solicitante:

MITSUBISHI GAS CHEMICAL CO [JP]

US_2020194825_A1

Resumen de: EP3678149A1

According to the present invention, a method for producing an LGPS-type solid electrolyte can be provided, the method being characterized by comprising: a solutionization step for preparing a homogeneous solution by mixing and reacting Li2S and P2S5in an organic solution such that the molar ratio of Li2S/P2S5is 1.0-1.85; a precipitation step for forming a precipitate by adding, to the homogeneous solution, at least one MS2(M is selected from the group consisting of Ge, Si, and Sn) and Li2S and then mixing; a drying step for obtaining a precursor by removing the organic solution from the precipitate; and a heating treatment step for obtaining the LGPS-type solid electrolyte by heating the precursor at 200-700°C.

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PARTICLE SYSTEMS AND METHODS

NºPublicación: EP3676901A1 08/07/2020

Solicitante:

MONOLITH MAT INC [US]

CN_111279537_A

Resumen de: WO2019046322A1

Particles with suitable properties may be generated. The particles may include carbon particles. The particles may be used as conductive additives and/or fillers. The particles may be used in energy storage devices such as, for example, lithium-ion batteries.

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NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

NºPublicación: EP3678218A1 08/07/2020

Solicitante:

PANASONIC IP MAN CO LTD [JP]

US_2020203693_A1

Resumen de: EP3678218A1

A nonaqueous electrolyte secondary battery includes a positive electrode, a negative electrode and a separator disposed between the positive electrode and the negative electrode, wherein the separator includes an inorganic filler layer which includes a first filler layer containing phosphate salt particles and a second filler layer disposed on the first filler layer and containing inorganic particles more heat resistant than the phosphate salt particles, and the BET specific surface area of the phosphate salt particles is in the range of not less than 5 m<2>/g and not more than 100 m<2>/g.

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A METHOD FOR MANUFACTURING A NANOPARTICLE MATERIAL AND A FLUORIDE ION BATTERY

NºPublicación: EP3676897A1 08/07/2020

Solicitante:

AMBERCON TECH UK LIMITED [GB]

KR_20200066303_A

Resumen de: WO2019042518A1

The present invention provides a method for manufacturing a nanopartic!e material having an ionic conductivity as a battery material for Fluoride ion Batteries, thus, being capable for overcoming high resistances at the surfaces, grain-boundaries of nanoparticles or compartments of the nanoparticles by a material treatment selected from: (i) a ball-mill procedure under aerosol and/or vapour-pressure atmosphere, (jj) excess-synthesis, (iii) ball-milling with surface stabilizing and conductivity enhancing solid or/and gel/liquid additives or (iv) functionalizing the material to obtain functionalized nanoparticles (GSNP) comprising a dispersion of graphene, nanotubes and/or a further additive selected from carbon-black, graphite, Si and/or CFX, Herein, fluorides (EmmFh), fluorides composites (Em1m1Em2m2...Fh1) are synthesised, wherein a first metal, metalloid or non-metal Em or Em1 and a second metal, metalloid or non-metal Em2 are dissimilarly selected from Cu, Pb, Fe, Sn, Zn, Bi, Cd, Co, Cr, Ni, Sb, C, Si, B. P, N, Ge, Ce, Se, Ca, Mg, Li, Na, K, Al, Sr, Ba, La, Sm, Eu, Cs, Gd or Y in a manner that a battery material having an increased ionic conductivity is obtained.

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METHODS FOR PRELITHIATING ELECTRODES USING LITHIUM SILICON ALLOYS

NºPublicación: EP3676895A1 08/07/2020

Solicitante:

ALBEMARLE CORP [US]

KR_20200041888_A

Resumen de: WO2019046720A1

Methods are provided for prelithiating an electrode by contacting the electrode with a plurality of particles of one or more LixSiy alloys having specified lithium content and particle sizes.

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A METHOD OF MAKING HARD CARBON MATERIALS

NºPublicación: EP3676862A1 08/07/2020

Solicitante:

FARAD POWER INC [US]

CN_110914941_A

Resumen de: WO2019046813A1

A non- amorphous hard carbon material, synthesized from Furan-ring containing compounds, is described. These non-amorphous hard carbon materials have a d002 peak in their X-ray diffraction patterns, corresponding to an interlayer spacing of >3.6 Ă, along with a prominent D- band peak in their Raman spectra. BET surface area values between 2 m2/gm and around 100 m2/gm can be obtained by controlling the processing parameters of temperature, time and heating rate. The higher surface area HCs - in Li-ion and Na-ion anode configurations - are capable of high charging rates up to 100C with a cycle life of up to 1000 cycles. Composites of these non- amorphous hard carbons with silicon and lithium compounds are also disclosed.

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DEVICE FOR ELECTROPOLISHING AN ENERGY STORAGE DEVICE COMPRISING AT LEAST ONE LITHIUM ION CELL, CHARGER, AND METHOD FOR OPERATING THE CHARGER

NºPublicación: EP3676933A1 08/07/2020

Solicitante:

VOLKSWAGEN AG [DE]
AUDI AG [DE]
PORSCHE AG [DE]

CN_111279575_A

Resumen de: WO2019043120A1

The invention relates to a device (11) for electropolishing an energy storage device (2) comprising at least one lithium ion cell (3), said device comprising at least one actuatable first switch (S) which is connected in series with a capacitor (C) and an electrical resistance (R) for current limitation parallel to at least one lithium ion cell (3), a device (14) for discharging the capacitor (C) being connected in parallel at least to the capacitor (C). The invention further relates to a charger and to a method for operating said charger.

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MIXED COMPOSITE SOLID STATE ELECTROLYTE FOR ELECTROCHEMICAL CELLS

NºPublicación: EP3676892A1 08/07/2020

Solicitante:

BOSCH GMBH ROBERT [DE]

CN_111247663_A

Resumen de: WO2019046041A1

An electrochemical cell includes a solid state material that functions as an electrolyte and a separator within the electrode assembly. The solid state material is a mixture of a polymer that is interspersed with an ionically conductive ceramic material.

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ENERGY STORAGE SYSTEM HAVING AN ENERGY STORE THAT IS SWITCHABLE IN A PASSIVE STATE

NºPublicación: EP3676930A1 08/07/2020

Solicitante:

BOSCH GMBH ROBERT [DE]
COBI BIKE GMBH [DE]

DE_102017119705_PA

Resumen de: WO2019042858A1

The invention relates to an energy store (10) having at least one storage cell (12) and a storage cell management system (18), which has a charge distribution circuit (16) for monitoring charging and discharging of the storage cell (12), wherein the energy store (10) may be set by the storage cell management system (18) to an active state or to a passive state, wherein the storage cell management system (18) comprises a logic circuit (20) with a switch (30) for switching between the active state and the passive state and the switch (30) may be switched by inserting the energy store (10) into a guide (50). The invention further relates to an energy storage system (1) having an energy store (10) and a guide (50) of this type.

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LEAD TAB FOR A BATTERY TERMINAL

NºPublicación: EP3676888A1 08/07/2020

Solicitante:

BOSCH GMBH ROBERT [DE]

KR_20200043402_A

Resumen de: WO2019042712A1

An electrochemical pouch cell includes a stacked or rolled arrangement of electrode plates disposed in a cell housing, and a lead tab that protrudes through the cell housing. The lead tab forms an electrical connection with the electrode plates within the cell and permits transfer of current out of the cell via an opening in a seal joint of the pouch cell housing. The lead tab has a configuration that improves reliability of the seal between the lead tab and the opening.

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DETERMINATION OF CHARACTERISTICS OF ELECTROCHEMICAL SYSTEMS USING ACOUSTIC SIGNALS

NºPublicación: EP3676902A1 08/07/2020

Solicitante:

FEASIBLE INC [US]
UNIV PRINCETON [US]

CN_111344894_A

Resumen de: WO2019046555A1

Systems and methods for prediction of state of charge (SOH), state of health (SOC) and other characteristics of batteries using acoustic signals, includes determining acoustic data at two or more states of charge and determining a reduced acoustic data set representative of the acoustic data at the two or more states of charge. The reduced acoustic data set includes time of flight (TOF) shift, total signal amplitude, or other data points related to the states of charge. Machine learning models use at least the reduced acoustic dataset in conjunction with non-acoustic data such as voltage and temperature for predicting the characteristics of any other independent battery.

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ENERGY STORAGE SYSTEM

Nº publicación: EP3676890A1 08/07/2020

Solicitante:

FREUDENBERG CARL KG [DE]

CN_111052437_A

Resumen de: WO2019042698A1

The invention relates to an energy storage system (1) comprising a housing (2) in which a plurality of storage cells (3) are arranged, the storage cells (3) are thermally insulated from each other by means of a device (4) mounted between the storage cells (3). The device (4) is designed in such a way that the storage cells (3) are spaced apart and the device (4) is made from temperature-resistant elastic material.

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