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Resultados 185 resultados LastUpdate Última actualización 05/07/2020 [14:55:00] pdf PDF xls XLS

Solicitudes publicadas en los últimos 15 días / Applications published in the last 15 days



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MEMBRANE HUMIDIFIER FOR FUEL CELL, COMPRISING MULTI-CHANNEL HOLLOW FIBER MEMBRANES

NºPublicación: WO2020138852A1 02/07/2020

Solicitante:

KOLON INC [KR]

Resumen de: WO2020138852A1

Disclosed is a membrane humidifier for a fuel cell, comprising multi-channel hollow fiber membranes having a plurality of channels in various sizes, thus allowing humidifying performance to be maintained in the case of a high rate of flow and to be decreased in the case of a low rate of flow, and thereby preventing flooding. The membrane humidifier for a fuel cell, according to the present invention, comprises: a middle case in which a plurality of hollow fiber membranes are accommodated; a cap case coupled to the middle case; and a fixing unit in which ends of the plurality of hollow fiber membranes are potted, wherein a plurality of channels are formed in each of the hollow fiber membranes, and the difference between the biggest and smallest inner diameters among the inner diameters of the plurality of channels is 30-600 µm.

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MEMBRANE HUMIDIFIER FOR FUEL CELL

NºPublicación: WO2020138854A1 02/07/2020

Solicitante:

KOLON INC [KR]

Resumen de: WO2020138854A1

Disclosed is a membrane humidifier for a fuel cell, which can prevent, without a separate gas filtering device, performance deterioration of a fuel cell due to harmful gases during a humidifying process. The humidifier for a fuel cell, according to the present invention, comprises: a housing unit comprising a first fluid inlet via which a first fluid flows in, a first fluid outlet via which the first fluid flows out, a second fluid inlet via which a second fluid flows in, and a second fluid outlet via which the second fluid flows out, wherein the humidity of the first fluid flowing in via the first fluid inlet is different from the humidity of the second fluid flowing in via the second fluid inlet; at least one first cartridge which is installed inside the housing unit, and in which a plurality of hollow fiber membranes are accommodated; and a gas filter which is provided inside the first cartridge or between the inner circumferential surface of the housing unit and the first cartridge so as to be able to collect harmful gases contained in the first fluid and/or the second fluid, and which has a different shape from the hollow fiber membranes.

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PRODUCT MANAGEMENT METHOD

NºPublicación: WO2020138339A1 02/07/2020

Solicitante:

HONDA MOTOR CO LTD [JP]

Resumen de: WO2020138339A1

This product management method manages, by a computer, a membrane electrode assembly 21 and a fuel cell stack which are manufactured via a joining step S8 of joining electrode catalyst layers 25a, 26a to gas diffusion layers 25b, 26b using carbon paper as a base material. The product management method is provided with: steps (S2, S5) of obtaining primary feature vector data by capturing an image at a specific site of each of a plurality of gas diffusion layers and storing the obtained primary feature vector data into a storage medium; and steps (S9, S11, S12) of comparing the feature vector data, which is obtained by capturing the image at the specific site of each of the gas diffusion layers after the steps (S2, S5), with a management database stored in the storage medium.

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METHOD FOR PRODUCING ELECTROLYTE SOLUTION FOR REDOX FLOW BATTERIES USING INCINERATION ASH AS RAW MATERIAL

NºPublicación: WO2020138083A1 02/07/2020

Solicitante:

SUMITOMO ELECTRIC INDUSTRIES [JP]
REMATEC HOLDINGS CORP [JP]

Resumen de: WO2020138083A1

Provided is a method for producing an electrolyte solution for redox flow batteries using incineration ash as a raw material, whereby it becomes possible to collect high-purity vanadium easily and with high efficiency to produce an electrolyte solution. The method comprises: a first step of adding an aqueous alkaline solution to incineration ash to perform the alkaline extraction of a vanadium-containing metal compound; a second step of separating the reaction product produced in the first step into a first filtrate and a first filtrated solid material; a third step of adding an alkaline earth metal salt to the first filtrate to convert a compound composed of an alkali metal and vanadium in the first filtrate to a compound composed of an alkaline earth metal and vanadium; a fourth step of separating the metal conversion product into a second filtrate and a second filtrated solid material while washing the metal conversion product with water; a fifth step of adding a reducing agent and an acid to the second filtrated solid material that contains a compound composed of the alkaline earth metal and vanadium to perform a dissolution/reduction reaction; and a sixth step of separating a reaction solution produced in the fifth step into a third filtrate containing a vanadium acidic solution as the main component and a third filtrated solid material containing the alkaline earth metal salt as the main component.

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ELECTRODE CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, AND SOLID POLYMER FUEL CELL

NºPublicación: WO2020138433A1 02/07/2020

Solicitante:

TOPPAN PRINTING CO LTD [JP]

Resumen de: WO2020138433A1

This electrode catalyst layer comprises a catalytic material, an electrically-conductive carrier that supports the catalytic material thereon, a high-molecular weight electrolyte, and a fibrous material. The electrode catalyst layer has formed therein a flow passage having a three-dimensional netlike configuration. The flow passage includes a plurality of terminal points and a plurality of branches, and each of the branches represents a single long hole that connects between a pair of terminal points among the plurality of terminal points. The plurality of branches include bifurcated branches, and one of a pair of terminal points of a bifurcated branch is connected to another branch. The number of the branches included in a unit volume, defined as 3.9 μm × 3.9 μm × 4.4 μm, of the electrode catalyst layer is 8,500-13,000.

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CELL STACK OF FUEL CELL

NºPublicación: WO2020137058A1 02/07/2020

Solicitante:

NGK INSULATORS LTD [JP]

JP_6605164_B1

Resumen de: WO2020137058A1

An assembly is provided with a manifold (200) and a glass part (300). The glass part (300) includes: an interface region (300a) within 5 μm in depth from the surface (200S) of the manifold (200); and an internal region (300b) over 5 μm in depth from the surface (200S) of the manifold (200). In a cross-sectional view, the interface region (300a) and the internal region (300b) each include rod-shaped crystal grains having an aspect ratio of at least 3. The average orientation angle of the rod-shaped crystal grains included in the interface region (300a) is 60-120 degrees. The standard deviation of orientation angles of the rod-shaped crystal grains included in the internal region (300b) is greater than the standard deviation of orientation angles of the rod-shaped crystal grains included in the interface region (300a).

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FUEL CELL ACTIVATION METHOD AND APPARATUS

NºPublicación: WO2020138338A1 02/07/2020

Solicitante:

HONDA MOTOR CO LTD [JP]

Resumen de: WO2020138338A1

This fuel cell stack activation method is a method for activating a fuel cell stack provided with a solid polymer-containing electrolyte membrane, an anode electrode provided on one surface of the electrolyte membrane, and a cathode electrode provided on the other surface of the electrolyte membrane, the method comprising: a first current application step for applying a current by electrically connecting the two electrodes via an external electrical load in a state in which a potential difference is generated between the two electrodes by supplying air as a cathode-side gas to the cathode electrode while supplying hydrogen gas as an anode-side gas to the anode electrode; and a second current application step for applying a current by electrically connecting the two electrodes via an external electrical load in a state in which a potential difference is generated between the two electrodes by supplying nitrogen gas as a cathode-side gas to the cathode electrode while supplying hydrogen gas as an anode-side gas to the anode electrode.

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FUEL CELL METAL BIPOLAR PLATE

NºPublicación: WO2020134160A1 02/07/2020

Solicitante:

SHANGHAI EVERPOWER TECH LTD [CN]

Resumen de: WO2020134160A1

A fuel cell metal bipolar plate, comprising a cathode plate (1) and anode plate (3) that are formed by stamping a single-layer metal sheet. A plurality of grooves formed by stamping a front surface of the cathode plate (1) form an oxidant flow channel (16), and protruding parts of the edges of said grooves form oxidant flow channel walls; a plurality of grooves formed by stamping a front surface of the anode plate (3) form a fuel flow channel (18), and protruding parts between the grooves form fuel flow channel walls; grooves are formed on back surfaces of the protruding parts of the front surfaces of the anode plate (3) and the cathode plate (1), while groove portions on the front surfaces form ridges on back surfaces. The cathode plate (1) and the anode plate (3) are closely assembled back-to-back, and the grooves and ridges on the back surfaces are coupled to form a groove-to-groove or groove-to-ridge coolant flow channel (17). The bipolar plate has a compact and ultra-thin structure, has good conductivity, is easy process, is low-cost, has a stable structure, and has excellent sealing performance.

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FUEL CELL SYSTEM INCLUDING EXHAUST HEAT RECOVERY COMPONENTS

NºPublicación: WO2020139818A1 02/07/2020

Solicitante:

BLOOM ENERGY CORP [US]

US_2020212459_A1

Resumen de: WO2020139818A1

A fuel cell system including power modules including fuel cells, and an exhaust flue connected to the power modules. The exhaust flue includes an outer duct configured to receive relatively cool cabinet exhaust from the power modules, and an inner duct disposed inside of the outer duct and configured to receive relatively hot reaction exhaust from the power modules.

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HEAT MANAGEMENT SYSTEM

NºPublicación: WO2020137698A1 02/07/2020

Solicitante:

DENSO CORP [JP]

Resumen de: WO2020137698A1

A heat management system to manage heat from a heat generating body (12) that generates heat along with charging and discharging or with power conversion comprises a liquid heat transport medium (14) that transports heat received from the heat generating body and a circuit (20) through which the heat transport medium flows. The circuit has a heat exchanger (22) that discharges heat from the heat transport medium to outside of the circuit by way of exchanging heat between the heat transport medium and a heat exchange medium, and a reserve tank (23) that stores the heat transport medium. A removal section by which gas generated from the heat transport medium is removed to outside of the circuit is formed in a portion of the circuit.

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VEHICLE HEAT MANAGEMENT SYSTEM

NºPublicación: WO2020137702A1 02/07/2020

Solicitante:

DENSO CORP [JP]

Resumen de: WO2020137702A1

A vehicle thermal management system mounted on a vehicle includes a vehicle running battery (4) that generates heat during charging and discharging, a liquid heat transport medium (14) that transports heat received from the battery, a heat receiving section (16) that causes the heat transport medium to receive heat by heat exchange with the battery, and a refrigerant heat exchanger (18) that causes the heat transport medium to release heat by heat exchange with a refrigerant of a refrigeration cycle. The heat transport medium includes a liquid base material and an orthosilicate ester compatible with the base material, and does not include an ionic rust inhibitor.

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FLOW BATTERY

NºPublicación: WO2020136947A1 02/07/2020

Solicitante:

PANASONIC IP MAN CO LTD [JP]

Resumen de: WO2020136947A1

A flow battery according to one embodiment of the present disclosure comprises: a first non-aqueous liquid; a first electrode, a portion thereof being in contact with the first non-aqueous liquid; a second electrode serving as a counter electrode with respect to the first electrode; and a separator that separates the first electrode and the second electrode from each other. The separator is constituted of an ionically conductive polymer having a crosslinked structure including an aromatic ring. The ionically conductive polymer has an alkyl chain including a plurality of acidic groups, as the main chain. At least a portion of the plurality of acidic groups is a metal ion salt.

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STORAGE SYSTEM

NºPublicación: WO2020136768A1 02/07/2020

Solicitante:

HONDA MOTOR CO LTD [JP]

Resumen de: WO2020136768A1

The present invention stores a power supply device configured to be attachable to/detachable from a work machine, and comprises: fuel cells; an oxidant supply path that is arranged inside a power supply device and that supplies an oxidant to the fuel cells; (i) a pipe disposed outside the power supply device, and (ii) an oxidant connection part that connects the oxidant supply path. The present invention further comprises: a holding section that holds the power supply device that is removed from the work machine; a purge gas storage unit that stores purge gas for purging the fuel cells and the oxidant supply path; a purge gas pipe that is disposed outside the power supply device, one end of the purge gas pipe being connected to the oxidant connection part of the power supply device and another end thereof being connected to the purge gas storage unit; and a purge gas flow rate adjustment unit that adjusts the flow rate of the purge gas supplied to the power supply device.

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REDOX FLOW CELL

NºPublicación: WO2020136960A1 02/07/2020

Solicitante:

PANASONIC IP MAN CO LTD [JP]

Resumen de: WO2020136960A1

This redox flow cell comprises: a first non-aqueous fluid (110) including a first non-aqueous solvent, a first electrode mediator (111), and metal ions; a first electrode (210); a second non-aqueous fluid (120) including a second non-aqueous solvent; a second electrode (220) being a counter electrode for the first electrode (210); and an isolating section (400) that has a plurality of holes and separates the first non-aqueous fluid (110) and the second non-aqueous fluid (120) from each other. The average hole diameter of the plurality of holes is greater than the size of the metal ions and is less than the size of the first electrode mediator (111) solvated by the first non-aqueous solvent.

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BATTERY CELL, CELL STACK, AND REDOX FLOW BATTERY

NºPublicación: WO2020136721A1 02/07/2020

Solicitante:

SUMITOMO ELECTRIC INDUSTRIES [JP]

Resumen de: WO2020136721A1

This battery cell, which is provided with an electrode and a dipolar plate facing one surface of the electrode, is provided with one or more flow passages that are continuously disposed at one or both of the electrode and the dipolar plate from the supply edge side to the discharge edge side of an electrolyte, wherein one end of at least one flow passage among two flow passages adjacent to each other when viewed in a plan view from the stacking direction of the electrode and the dipolar plate is open to the supply edge or the discharge edge, and the volumes of the adjacent flow passages are different.

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METHOD FOR PRODUCING A CERAMIC FUNCTIONAL LAYER

NºPublicación: WO2020135972A1 02/07/2020

Solicitante:

BOSCH GMBH ROBERT [DE]

DE_102018251732_A1

Resumen de: WO2020135972A1

The invention relates to a method for producing a ceramic functional layer (12) for an electrochemical cell, in particular for a fuel cell, wherein in at least one method step, a sintering aid (16), consisting of a transition metal oxide, is added to a ceramic powder (14), which forms a primary component of the ceramic functional layer (12), in order to reduce a sintering temperature. According to the invention, the sintering aid (16), which in particular is in coarse granular form, is added to the ceramic powder (14) in at least one method step.

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GAS SAMPLING SYSTEM AND SAMPLING METHOD FOR FUEL CELL, CURRENT DENSITY DISTRIBUTION ESTIMATION METHOD FOR FUEL CELL, AND CALIBRATION METHOD FOR INTERNAL FUEL CELL STATE MODEL

NºPublicación: WO2020135644A1 02/07/2020

Solicitante:

UNIV TSINGHUA [CN]

Resumen de: WO2020135644A1

The present disclosure relates to the technical field of fuel cells, and particularly relates to a gas sampling system and a sampling method for a fuel cell, a current density distribution estimation method for a fuel cell, a calibration method for an internal fuel cell state model, a device, and a computer apparatus. The gas sampling method for a fuel cell comprises: setting multiple sampling points in flow channels of an anode plate and a cathode plate of the fuel cell to acquire a gas sample of each point; and analyzing the content and concentration of a gas to promote acquisition of a safe and reliable operation condition of the fuel cell, thereby maintaining operational safety and the service life of the fuel cell, while also ensuring a utilization rate thereof. In the current density distribution estimation method for a fuel cell, current densities of different regions are calculated by using a sampling result of multiple points without providing any additional sensors or sensing gaskets, thereby obtaining a current density distribution map of the fuel cell. The calibration method for an internal fuel cell state model enables construction of an internal fuel cell state model despite non-uniformity of individual cells in a large-area fuel cell assembly, and calibrates quantities to be calibrated in the constructed model. The calibrated fuel cell model is highly accurate, practical, and valuable for research on non-uniformity within one single flow channel and differences

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CATALYST, METHOD FOR PRODUCING SAME, ELECTRODE COMPRISING SAME, MEMBRANE-ELECTRODE ASSEMBLY COMPRISING SAME, AND FUEL CELL COMPRISING SAME

NºPublicación: WO2020138799A1 02/07/2020

Solicitante:

KOLON INC [KR]

Resumen de: WO2020138799A1

Disclosed are a catalyst, a method for producing the catalyst, an electrode comprising the catalyst, a membrane-electrode assembly comprising the electrode, and a fuel cell comprising the membrane-electrode assembly, the catalyst having superb catalytic activity that can be obtained by means of a simple post-treatment process of the raw catalyst. The catalyst according to the present invention comprises a support, and metal particles supported therein, wherein the metal particles comprise main particles and an additional metal layer thereon, and the main particles and additional metal layer comprise the same metal elements. The metal particles have a budding structure or a rod structure by having just a particular latticed active surface of the main particles grow to form the additional metal layer, or a core-shell structure by having the entire latticed active surface of the main particles grow to form the additional metal layer.

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REDOX FLOW CELL

NºPublicación: WO2020137087A1 02/07/2020

Solicitante:

PANASONIC IP MAN CO LTD [JP]

Resumen de: WO2020137087A1

The present invention provides a redox flow cell such that crossover of a redox mediator can be suppressed and a high capacity can thereby be maintained for long periods of time. The redox flow cell according to an embodiment of the present invention comprises: a first nonaqueous liquid (110) that includes a first electrode mediator (111); a first electrode (210) that has at least a portion that is in contact with the first nonaqueous liquid (110); a second nonaqueous liquid (120); a second electrode (220) that is a counter electrode of the first electrode (210) and has at least a portion that is in contact with the second nonaqueous liquid (120); and a separating part (400) that has pores and separates the first nonaqueous liquid (110) from the second nonaqueous liquid (120). The inner surface of the pores is modified by a functional group including a hydrocarbon group.

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CURABLE RESIN COMPOSITION, FUEL CELL, AND SEALING METHOD

NºPublicación: WO2020137111A1 02/07/2020

Solicitante:

THREE BOND CO LTD [JP]

Resumen de: WO2020137111A1

The purpose of the present invention is to provide a curable resin composition which has low viscosity and from which a cured product with excellent compression set can be achieved. This curable resin composition is characterized by containing components (A) to (C) below. Component (A) : an oligomer having a polyisobutylene skeleton which includes one or more (meth)acryloyl groups and a -[CH2C(CH3)2]-unit; component B: a monofunctional monomer having a (meth)acryloyloxy group and a saturated heterocycle that is a 4-or-more-membered ring; and component C: a radical polymerization initiator.

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STAINLESS STEEL SHEET CARBON COMPOSITE MATERIAL AND USE OF SAME

NºPublicación: WO2020137485A1 02/07/2020

Solicitante:

NIPPON STEEL CHEMICAL & MAT CO LTD [JP]

Resumen de: WO2020137485A1

The present invention provides a stainless steel sheet carbon composite material which has excellent electrical conductivity and excellent corrosion resistance, while additionally exhibiting excellent adhesion between a base material and a carbon layer. A stainless steel sheet carbon composite material according to the present invention is obtained by superposing a carbon layer, which contains a carbonaceous material and a matrix resin that is composed of a thermoplastic resin or a thermosetting resin, on at least one surface of a sheet-like base material that is formed of a stainless steel. This stainless steel sheet carbon composite material is configured such that: the base material contains at least 0.001-0.2% by mass of carbon (C), 9.0% by mass or more but less than 16.0% by mass of chromium (Cr) and 0.005-1.0% by mass of copper (Cu); and in a specific measurement range of the surface layer of the base material, the Cu content is from 0.01-0.3% by mass and the C content is 2-15% by mass as determined by quantitative analysis of elements in the thickness direction of the surface layer of the base material by means of glow discharge optical emission spectrometry. The present invention also provides a stainless steel sheet which is used for this stainless steel sheet carbon composite material.

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Component Constituting an HTE Electrolyser Interconnector or SOFC Fuel Cell Interconnector and Associated Production Processes

NºPublicación: US2020208275A1 02/07/2020

Solicitante:

COMMISSARIAT ENERGIE ATOMIQUE [FR]

JP_2015537329_A

Resumen de: US2020208275A1

The invention relates to a component (8) comprising a substrate made of chromia-former metal alloy (82), the basic element of which is iron (Fe) or nickel (Ni), wherein the substrate has two main planar faces. According to the invention: one of the main planar faces is coated with a coating comprising a thick layer of ceramic (80), grooved to delimit channels (800) suitable for the distribution and/or collection of gases, such as H2O water vapour, H2 or air, and/or one of the main planar faces is coated with a thick metal layer (81), grooved to delimit channels (810) suitable for the distribution and/or collection of gases, such as H2O water vapour, H2, O2 or draining gas. The invention also relates to the associated production processes.

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FUEL CELL SYSTEM

NºPublicación: WO2020138776A1 02/07/2020

Solicitante:

BUMHAN FUEL CELL CO LTD [KR]

Resumen de: WO2020138776A1

A fuel cell system according to one embodiment of the present invention comprises: a hydrogen supply unit; an oxygen supply unit; a first fuel cell unit and a second fuel cell unit which receive hydrogen and oxygen from the hydrogen supply unit and the oxygen supply unit so as to generate electricity; and a switching unit which is connected to the hydrogen supply unit, the oxygen supply unit, the first fuel cell unit and the second fuel cell unit, and which sets flow paths of the hydrogen and oxygen supplied from the hydrogen supply unit and the oxygen supply unit to the first fuel cell unit or the second fuel cell unit.

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CATALYTIC COMPOSITION, METHOD FOR PRODUCTION THEREOF, USE THEREOF FOR PRODUCING A FUEL CELL ELECTRODE AND FUEL CELL COMPRISING SAME

NºPublicación: US2020212452A1 02/07/2020

Solicitante:

AUDI AG [DE]
VOLKSWAGEN AG [DE]

KR_20200042903_A

Resumen de: US2020212452A1

A catalytic composition for producing a fuel cell electrode comprises a catalytically active material in particulate form, for example platinum, a carbon nanomaterial which is coated with a first ionomer, as well as a binding agent composition in which the catalytically active material and the coated carbon nanomaterial are present in dispersed form, wherein the binding agent composition comprises a second ionomer and the first and second ionomers are the same or different. The composition is used to produce a catalytic layer of a fuel cell electrode for a fuel cell.

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ANTIOXIDANT FOR FUEL CELLS, MEMBRANE ELECTRODE ASSEMBLY INCLUDING THE SAME AND METHOD FOR PREPARING ANTIOXIDANT

Nº publicación: US2020212469A1 02/07/2020

Solicitante:

HYUNDAI MOTOR CO LTD [KR]
KIA MOTORS CORP [KR]

DE_102019217800_A1

Resumen de: US2020212469A1

Disclosed are an antioxidant for fuel cells, a membrane electrode assembly including the same and a method for preparing the antioxidant. The antioxidant for fuel cells includes a core including at least one selected from the group consisting of a metal oxide (MxOk) and a complex metal oxide (MxNyOj, N and M being different metals), and an outer portion (e.g., a shell) located on or over a surface of the core and formed by performing reduction treatment of the surface of the core using a thiourea-based compound. The outer portion includes metal cations (M(x−n)+, n being a natural number of 1 or more) having a smaller oxidation number than a valency of the metal (M) of the core.

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