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Resultados 341 resultados LastUpdate Última actualización 17/08/2019 [20:15:00] pdf PDF

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

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POSITIVE ELECTRODE FOR AIR BATTERY

NºPublicación: US2019252688A1 15/08/2019

Solicitante:

PANASONIC IP MAN CO LTD [JP]

JP_2019117785_A

Resumen de: US2019252688A1

A positive electrode for an air battery includes a current collector and a porous layer including an electroconductive material. The current collector includes a base having a first major surface, and a plurality of projections disposed on at least the first major surface of the base. The first major surface of the base is a planar surface. The porous layer is disposed on the first major surface of the base and is in direct contact with the first major surface. The projections are in direct contact with the porous layer in the interior of the porous layer.

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ELECTRODE FOR ELECTROCHEMCAL DEVICE, METHOD FOR MANUFACTURING THE SAME, AND ELECTROCHEMCAL DEVICE INCLUDING THE SAME

NºPublicación: US2019252686A1 15/08/2019

Solicitante:

ULSAN NAT INST SCIENCE & TECH UNIST [KR]
POSTECH ACADAME IND FOUNDATION [KR]

KR_20170115344_A

Resumen de: US2019252686A1

Provided are an electrode capable of maintaining electrical conductivity during elongation and shrinkage, a method for manufacturing the same, and electrochemical device including the same.

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Non-Aqueous Electrolyte Secondary Battery

NºPublicación: US2019252675A1 15/08/2019

Solicitante:

NISSAN MOTOR [JP]

JP_WO2014175355_A1

Resumen de: US2019252675A1

A non-aqueous electrolyte secondary battery is obtained by encasing, inside an outer casing formed of a laminate film, a power generating element containing a positive electrode obtained by forming, on the surface of a positive electrode current collector, a positive electrode active substance layer containing a positive electrode active substance, a negative electrode obtained by forming, on the surface of a negative electrode current collector, a negative electrode active substance layer containing a negative electrode active substance, and a separator, wherein the positive electrode active substance is made to contain a spinel type lithium manganese composite oxide and a lithium nickel-based composite oxide and the mixing ratio of the lithium nickel-based composite oxide is 30 to 70% by weight relative to the total 100% by weight of the spinel type lithium manganese composite oxide and the lithium nickel-based composite oxide.

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BATTERY MODULE

NºPublicación: US2019252740A1 15/08/2019

Solicitante:

SAMSUNG SDI CO LTD [KR]

KR_20170099589_A

Resumen de: US2019252740A1

A battery module includes a circuit board, bus bars, a first temperature sensor, a second temperatures sensor, and a controller. The circuit board is over a plurality of battery cells. The bus bars are connected to the battery cells and the circuit board. The first temperature sensor is on the circuit board to measure a first temperature of the battery cells. The second temperature sensor is on the circuit board and spaced from the first temperature sensor. The second temperature sensor measures a second temperature from the circuit board. The controller is on the circuit board, receive information indicative of the first temperature and the second temperature, and calculates an estimated temperature of each of the battery cells.

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POSITIVE ELECTRODE MATERIAL AND LITHIUM-ION BATTERY

NºPublicación: US2019252687A1 15/08/2019

Solicitante:

NINGDE AMPEREX TECH LIMITED [CN]

Resumen de: US2019252687A1

The present application provides a positive electrode material and a lithium-ion battery. The positive electrode material comprises a lithium composite oxide comprising lithium and at least one selected from a group of cobalt (Co), nickel (Ni), manganese (Mn), and a compound on the surface thereof comprising strontium (Sr) and at least one selected from a group of silicon (Si), titanium (Ti). By using above positive electrode material, the increased DC resistance during the circulation of the lithium-ion battery is greatly reduced.

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MULTIPOINT COMMUNICATION SYSTEMS FOR BATTERY MANAGEMENT SYSTEMS, AND ASSOCIATED SYSTEMS AND METHODS

NºPublicación: US2019252734A1 15/08/2019

Solicitante:

MAXIM INTEGRATED PRODUCTS [US]

Resumen de: US2019252734A1

A multipoint communication system for a battery management system includes a distributed antenna at least partially disposed within a battery pack, a plurality of nodes, each node being wirelessly coupled to the distributed antenna and configured to acquire battery information, and a radio frequency gateway electrically coupled to the distributed antenna.

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ELECTROCHEMICAL CELLS COMPRISING BIFUNCTIONAL PHOSPHONIC ACID SILYLESTERS

NºPublicación: US2019252722A1 15/08/2019

Solicitante:

BASF SE [DE]

WO_2018054933_PA

Resumen de: WO2018054933A1

An electrochemical cell comprising (A) an anode comprising at least one anode active material, (B) a cathode comprising at least one cathode active material selected from mixed lithium transition metal oxides containing Mn and at least one second transition metal; lithium intercalating mixed oxides containing Ni, Al and at least one second transition metal; LiNiPO4; LiMnPO4; and LiCoPO4; (C) an electrolyte composition containing (i) at least one aprotic organic solvent; (ii) at least one lithium ion containing conducting salt; (iii) a compound of formula (I).

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LITHIUM ION BATTERY

NºPublicación: US2019252721A1 15/08/2019

Solicitante:

KURITA WATER IND LTD [JP]

KR_20190049697_A

Resumen de: US2019252721A1

A lithium ion battery includes a positive electrode terminal, a negative electrode terminal, and a battery case, which is an airtight container. An electrode body is housed inside the battery case. The electrode body has a positive electrode current collector, a positive-electrode electrode plate, a negative electrode current collector, and a negative-electrode electrode plated. The positive-electrode electrode plate and the negative-electrode electrode plated are laminated via a separator. A hydrofluoric acid absorber is placed in a gap portion in the battery case. This hydrofluoric acid absorber preferably is one having a moisture removal capability, such as zeolite. A lithium ion battery using such a hydrofluoric acid absorber has excellent hydrofluoric acid absorption properties, and in particular can suppress the production per se of hydrofluoric acid.

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DC PULSE BATTERY TESTING DEVICE AND METHOD FOR DETERMINING A BATTERY TYPE

NºPublicación: US2019252736A1 15/08/2019

Solicitante:

BERGHOF AUTOMATION GMBH [DE]

CN_109313234_A

Resumen de: US2019252736A1

The invention relates to a method for identifying a battery type (Pb, Li ion) by means of a battery testing device (1), having the steps: application of a DC pulse having a current strength (IB) of at least 30 Ampere to a battery (18) to be tested for at least five seconds; before the application of the pulse, measurement of a pre-pulse voltage (U0) of the battery; during the application of the pulse, measurement of a pulse voltage (U1) of the battery; determination of a transition voltage difference between the pre-pulse voltage and the pulse voltage; determination of a characteristic of a transition voltage difference parameter in dependence upon the transition voltage difference; assignment of a specific battery type (Pb, Li ion) to the tested battery in dependence upon the characteristic; and a battery testing device and a battery testing system.

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BATTERY PACK MANAGEMENT DEVICE

NºPublicación: US2019252735A1 15/08/2019

Solicitante:

LG CHEMICAL LTD [KR]

CN_109906168_A

Resumen de: US2019252735A1

A battery pack management device capable of reducing power consumption while transmitting and receiving data between a master BMS and a slave BMS by using a wireless communication method. The battery pack management device according to the present disclosure includes: a master BMS including an external communicator, an internal communicator, and a master controller and a slave BMS including a power supply, a state measurement sensor, a slave wireless communicator, and a slave controller.

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ALL SOLID-STATE LITHIUM ION SECONDARY BATTERY

NºPublicación: US2019252720A1 15/08/2019

Solicitante:

TDK CORP [JP]

JP_WO2018062085_A1

Resumen de: US2019252720A1

An active material layer containing a compound represented by a general formula (1): LiaVbAlcTidPeO12 (1), where a, b, c, d, and e in the general formula (1) are numbers satisfying 0.5≤a≤3.0, 1.20 traducir

Temperature-Control Device for a Battery Housing of a Vehicle

NºPublicación: US2019252741A1 15/08/2019

Solicitante:

KIRCHHOFF AUTOMOTIVE D GMBH [DE]

CN_109565007_A

Resumen de: US2019252741A1

A temperature control device for a battery housing of a vehicle driven by electric motor. The temperature control device is divided into a plurality of temperature control cells. Each cell has a heat exchanger surface for transmitting heat from a battery module to the temperature control device or vice versa, and at least one temperature control agent channel, which is fluidically connected on an inlet or outlet side to a first temperature control agent collector and on its other side to a second temperature control agent collector. The temperature control device has at least one first temperature control agent collector and at least one second temperature control agent collector, wherein each temperature control cell is connected to a first temperature control agent collector and a second temperature control agent collectors by its at least one temperature control agent channel, without connecting to the at least one temperature control agent channel of another temperature control cell.

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SEPARATOR FOR ELECTROCHEMICAL ELEMENTS, AND ELECTROCHEMICAL ELEMENT COMPRISING SAME

NºPublicación: US2019252661A1 15/08/2019

Solicitante:

MITSUBISHI PAPER MILLS LTD [JP]

Resumen de: US2019252661A1

An object of the invention is to provide a separator for an electrochemical element in which the occurrence of fluff on the sheet surface thereof is suppressed and an internal short-circuit defect rate is low, and the invention provides a separator for an electrochemical element, comprising: a fibrillated solvent spun cellulose fiber; and a synthetic fiber, wherein the separator for an electrochemical element contains, as the synthetic fiber, from 5 to 40% by weight of a core-sheath type composite fiber having a fiber diameter of 6.0 μm or less which is composed of: a core component made of a resin having a melting point of 160° C. or more; and a sheath component made of polyethylene.

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ELECTRIC POWER STORAGE DEVICE

NºPublicación: US2019252666A1 15/08/2019

Solicitante:

TOYOTA MOTOR CO LTD [JP]

EP_3525258_A1

Resumen de: US2019252666A1

An electric power storage device includes at least one electric power storage cell having a first end provided with a first electrode, and a second end provided with a second electrode; a first electrode bus bar that is disposed on a side of the first end and is connected to the first electrode; and a second electrode bus bar that is disposed on a side of the second end and is connected to the second electrode. The first electrode bus bar is provided with a connection line connected to the first electrode. The first electrode bus bar and the second electrode bus bar are joined to each other by ultrasonic joining. A joint portion between the first electrode bus bar and the second electrode bus bar is disposed at a position that is closer to the second end than to the first end.

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BATTERY ASSEMBLY MANUFACTURING METHOD

NºPublicación: US2019252715A1 15/08/2019

Solicitante:

TOYOTA MOTOR CO LTD [JP]

CN_101765932_A

Resumen de: US2019252715A1

A method for manufacturing a battery assembly provided by the present invention includes a step of measuring a stacking direction length of a stacked body including a predetermined number of unit cells (12) constituting a battery assembly (10) and arranged in the stacking direction; and a step of bundling a body (20) to be bundled that includes the stacked body. Here, the body to be bundled is provided with length adjusting means (40) for converging a spread in stacking direction length. The bundling step is implemented by setting the length adjusting means according to the stacking direction length of the stacked body, so that a length of the battery assembly in the stacking direction is a stipulated length (LT) and a bundling pressure of the body to be bundled is a stipulated pressure.

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MANUFACTURING APPARATUS FOR ELECTRODE LAMINATE

NºPublicación: US2019252729A1 15/08/2019

Solicitante:

MURATA MANUFACTURING CO [JP]

JP_WO2018116542_A1

Resumen de: US2019252729A1

A manufacturing apparatus creates an electrode laminate in which an electrode is sandwiched between first and second separators. A first sensor detects a first lateral positional displacement amount in a width direction of the first separator with respect to a predetermined reference position. An electrode supply unit supplies the electrode to a predetermined electrode supply position. A second sensor detects a second lateral positional displacement amount in a width direction of the second separator with respect to a predetermined reference position. A control unit corrects a position of the first separator based on the first lateral positional displacement amount and corrects a position of the second separator based on the second lateral positional displacement amount. A camera detects an actual lateral positional displacement amount in the width direction of the first separator from a relationship with the position of the electrode by imaging, and the control unit corrects the predetermined reference position based on the actual lateral positional displacement amount.

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IC POWER SOURCE, VARIOUS IC PRODUCTS PROVIDED WITH SAME, METHOD FOR SUPPLYING POWER TO IC, AND METHOD FOR DRIVING IC

NºPublicación: US2019252718A1 15/08/2019

Solicitante:

NGK INSULATORS LTD [JP]

US_2019252682_A1

Resumen de: US2019252718A1

Various useful IC-related applications are provided using all solid lithium secondary batteries. For example, there is provided a power source for integrated circuit (IC) that includes an all-solid-state lithium secondary battery including a positive electrode layer, a solid electrolyte layer, and a negative electrode layer, wherein the all-solid-state lithium secondary battery itself has a function as a bypass capacitor, thereby being capable of supplying a temporarily increased peak current in addition to a steady current.

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BATTERY ASSEMBLY

NºPublicación: US2019252649A1 15/08/2019

Solicitante:

ST MICROELECTRONICS TOURS SAS [FR]

Resumen de: US2019252649A1

The disclosure concerns a battery assembly including two batteries having their active layers facing each other and sharing an encapsulation layer.

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A REPLACEABLE SMART BATTERY PACK, A BATTERY PACK HOLDER AND A MOBILE POWER SUPPLY SYSTEM

NºPublicación: US2019252891A1 15/08/2019

Solicitante:

DCPOWER HOLDING B V [NL]

AU_2017320323_A1

Resumen de: US2019252891A1

Disclosed is replaceable smart battery pack (100) The battery pack comprising a number of cells (B1 . . . B4), and a smart battery management system (102) for controlling and monitoring the number of cells, the smart battery management system is controllable by means of a first protocol using a bidirectional 2-wire bus (SMBus). The replaceable smart battery pack further comprises at least one sensor (108, 110) and an additional processor (104). Each of the at least one sensor is configured for detecting a specific user interaction with the smart battery pack and generating a control signal. The additional processor is configured to receive the control signal, to communicate with the smart battery management system by means of the first protocol in response to the control signal and to control a display unit (106) of the battery pack in response of data received from the smart battery system and the control signal.

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MICROPOROUS MEMBRANE LITHIUM ION SECONDARY BATTERY AND METHOD OF PRODUCING THE MICROPOROUS MEMBRANE

NºPublicación: US2019252664A1 15/08/2019

Solicitante:

TORAY INDUSTRIES [JP]

JP_WO2018043331_A1

Resumen de: US2019252664A1

A method suppresses membrane thickness variation and air resistance variation after a compression at 60° C. or 80° C. Stretching is performed at least twice in at least different axial directions before the extraction of the solvent, and at the same time, at least one of (i) and (ii) is satisfied. (i) The step (c) is a first stretching step of stretching the sheet-shaped product at least once in a sheet transport direction (MD direction) and at least once in a sheet width direction (TD direction) individually, and the MD stretching magnification and the TD stretching magnification in the step (c) satisfy (TD stretching magnification ≥MD stretching magnification≥2). (ii) The stretching temperature (T1) of a first axial stretching performed firstly in the step (c) and the maximal stretching temperature (T2) of a second stretching performed after the first axial stretching satisfy (T1−T2≥0).

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METHOD AND DEVICE FOR PRODUCING A PRISMATIC BATTERY CELL CONTAINER

NºPublicación: US2019252647A1 15/08/2019

Solicitante:

SCHULER PRESSEN GMBH [DE]

KR_20190085945_A

Resumen de: US2019252647A1

The invention refers to a method and an apparatus (20) for manufacturing of a prismatic unilaterally open battery cell container (21). First an extruded container (41) is formed from a slug (38) by extrusion. The slug (38) consists of a uniform material. The extruded container (41) is then formed by a first ironing in a first ironing station (25) and by a second ironing in a second ironing station (28). During ironing the container is moved by a respective ironing ram (26, 29) only partly through an associated die tool (27, 30) and is reversed when reaching a reversal point (U). After the second ironing a remaining edge (82) of the obtained intermediate container (77) is separated, thereby the battery cell container (21) is obtained.

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NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

NºPublicación: US2019252663A1 15/08/2019

Solicitante:

SUMITOMO CHEMICAL CO [JP]

KR_102004120_B1

Resumen de: US2019252663A1

A nonaqueous electrolyte secondary battery is provided in which a deterioration in charging capacity after high-rate discharge is inhibited. The nonaqueous electrolyte secondary battery includes (i) a nonaqueous electrolyte secondary battery separator including a polyolefin porous film which has a phase difference of not more than 80 nm with respect to light having a wavelength of 590 nm in a state where the polyolefin porous film is impregnated with ethanol and a porosity of 30% to 60% and (ii) a nonaqueous electrolyte containing a predetermined additive in an amount of not less than 0.5 ppm and not more than 300 ppm.

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STACKED ELECTRODE ASSEMBLY AND FLEXIBLE RECHARGEABLE BATTERY COMPRISING THE SAME

NºPublicación: US2019252726A1 15/08/2019

Solicitante:

SAMSUNG SDI CO LTD [KR]

CN_109690857_A

Resumen de: US2019252726A1

The present disclosure relates to a stacked electrode assembly and a flexible rechargeable battery including the same, including a first electrode, a second electrode stacked on one surface or both surfaces of the first electrode, and a separator disposed between the first electrode and the second electrode, wherein the separator has a continuous sheet shape, is bent in a first direction to surround the first electrode and in a second direction as an opposite direction to the first direction to surround the second electrode, and a bending end region of the separator includes a plurality of patterns.

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ELECTROLYTE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY COMPRISING ELECTROLYTE

NºPublicación: US2019252724A1 15/08/2019

Solicitante:

SAMSUNG SDI CO LTD [KR]

CN_109792085_A

Resumen de: US2019252724A1

The present invention relates to an electrolyte for a lithium secondary battery, and a lithium secondary battery comprising the electrolyte, the electrolyte comprising a non-aqueous organic solvent; lithium salt; and an additive comprising a compound which contains a difluorophosphite (—OPF2) group which is expressed by a particular chemical formula.

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ENHANCED FLOODED BATTERY SEPARATORS, METHOD OF MANUFACTURE AND METHOD OF USE

Nº publicación: US2019252665A1 15/08/2019

Solicitante:

MICROPOROUS LLC [US]

Resumen de: US2019252665A1

A method of battery separator manufacture and method of use whereby an additive is deployed to mitigate the destructive process of volumetric depletion of electrolyte in a lead-acid battery (known as “water loss”). A set of techniques is disclosed herein for the application of chemically specific additives to address the deleterious effect to critical battery performance features brought about by the sustained reduction in battery electrolyte volume (“water loss”) over the battery service life.

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