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523
resultados
Última actualización
27/07/2026 [07:20:00]
Resultados 150 a 175 de 523
Resumen de: US20260213225A1
0000 The present invention relates to a solid oxide fuel cell and to a method for manufacturing same, wherein the solid oxide fuel cell is obtained by forming an NBCC (NdBa0.75Ca0.25C0205+8) double perovskite oxide, which has excellent mixed conductivity and a higher surface exchange co-efficient compared to a commercial perovskite air electrode, on a commercial air electrode by using an ultrasonic spray penetration method.
Resumen de: US20260208100A1
A carbon dioxide recovery apparatus is configured to utilizes electrolysis and to help prevent chlorine gas generated during electrolysis from being discharged to the outside. A carbon dioxide recovery apparatus includes an electrolysis vessel, a reaction vessel. a liquid transfer part, and a gas transfer part. An anode electrolysis chamber and a cathode electrolysis chamber are provided in the electrolysis vessel, to which an aqueous metal salt solution is supplied. An aqueous metal hydroxide salt solution generated by electrolysis in the cathode electrolysis chamber and carbon dioxide are transferred to the reaction vessel, which react to form a carbonate. Chlorine gas generated in the anode electrolysis chamber is supplied to the aqueous metal salt solution in the anode electrolysis chamber in the electrolysis vessel by the gas transfer part.
Resumen de: US20260213239A1
0000 Provided is a membrane-electrode assembly having both improved performance and durability. One embodiment of the present invention provides a membrane-electrode assembly comprising: a polymer electrolyte membrane; a first catalyst layer disposed on at least one surface of the polymer electrolyte membrane; and a second catalyst layer disposed on the polymer electrolyte membrane, wherein the first catalyst layer is interposed between the polymer electrolyte membrane and the second catalyst layer, and the first catalyst layer includes platelet mesoporous carbon.
Resumen de: US20260213240A1
0000 Provided is an ion conductor dispersion capable of improving the chemical and mechanical durability of a polymer electrolyte membrane. The ion conductor dispersion according to the present disclosure includes an ion conductor, a crosslinking agent, and a solvent, and has a contact angle of at most 135° with respect to a polytetrafluoroethylene (PTFE) porous membrane. Here, the contact angle is measured 1 second after the ion conductor composition is dropped on the polytetrafluoroethylene (PTFE) porous membrane under the conditions of 25° C. and a relative humidity of 60%.
Resumen de: US20260213224A1
0000 The present invention relates to a fuel cell catalyst preparation method and a fuel cell catalyst, the method comprising the steps of: (a) permeating a metal catalyst precursor or a metal catalyst seed into pores in a porous support; (b) producing metal catalyst particles by reducing the metal catalyst precursor or the metal catalyst seed; (c) removing metal catalyst particles which are outside of the pores of the support or which exhibit a weak binding force; and (d) by reducing and growing the metal catalyst particles by adding an additional metal catalyst precursor and a reducing agent, obtaining post-growth metal catalyst particles which are more stably supported.
Resumen de: US20260213238A1
0000 The present disclosure relates to a method for manufacturing a polymer electrolyte membrane and, specifically, to a method for manufacturing a polymer electrolyte membrane, the method comprising the steps of: preparing a composition for printing, containing a functional additive; and forming a digital print layer by printing the composition for printing on one side or both sides of the polymer electrolyte membrane by using a digital printing device.
Resumen de: US20260213222A1
0000 A fuel cell electrode catalytic layer and a membrane electrode having the catalyst layer are disclosed. The fuel cell electrode catalytic layer is formed by the mutual bonding and accumulation of resin particles the surfaces of which are coated with catalyst particles, and staggered pore channel structures are arranged between the resin particles, so that the transport capability of a reaction material in the catalytic layer is improved, and a catalyst covering the outer layer of a resin has a relatively high utilization rate. The preparation method for the fuel cell electrode catalytic layer includes the steps of under a heating condition by means of an electrostatic effect, adsorbing and bonding, to the surface of a membrane, powder prepared from the catalyst and the resin, and further curing the powder by means of hot pressing to form a stable catalytic layer.
Resumen de: US20260213242A1
0000 A redox battery comprises a plurality of redox battery cells stacked in a stacking direction, wherein each of the redox battery cells comprises a first half cell connected to a positive current collector, a second half cell connected to a negative current collector and an ion exchange membrane separating the first and second half cells. The redox battery additionally comprises a positive conducting bus bar extending in the stacking direction and electrically connecting the positive current collectors of the redox battery cells in parallel, and a negative conducting bus bar extending in the stacking direction and electrically connecting the negative current collectors of the redox battery cells in parallel. One or both of the positive and negative bus bars are configured as fastening means for mechanically fastening the stacked redox battery cells in the stacking direction
Resumen de: US20260213230A1
0000 A bipolar plate for an electrochemical device includes a solid sub-plate and a porous sub-plate. The solid sub-plate includes a fluid reactant side, an opposing liquid management side, and an internal coolant passage therebetween. The porous sub-plate includes a fluid reactant side, and an opposing liquid management side in fluid communication with the liquid management side of the solid sub-plate. The porous sub-plate includes a bubble barrier pore structure adapted to permit liquid transport through the pore structure and prevent gas transport through the pore structure. The liquid management side of the solid sub-plate may include a recessed perimeter adapted to provide a nested seal with the porous sub-plate.
Resumen de: US20260213241A1
The present invention relates to electrolyte compositions comprising distinct redox-active compounds, namely, a redox-active compound, which is phenazine or a phenazine derivative, and a distinct redox-active compound, which is not phenazine or a phenazine derivative. The present invention also relates to the use of such electrolyte compositions as redox flow battery electrolytes. Accordingly, the invention further provides a redox flow battery comprising said compositions.
Resumen de: DE102025143950A1
Ein Brennstoffzellensystem (2) kann umfassen: eine Brennstoffzelle (6); einen Brennstofftank (4); einen Brenngaszuführpfad (20) mit einem linearen Solenoidventil (32) und einem Ejektor (36); und einen Controller (10), welcher derart konfiguriert ist, dass dieser dem Ejektor (36) das Brenngas mit einer Soll-Strömungsrate zuführt, indem der Betrieb des linearen Solenoidventils (32) gesteuert wird. Der Controller (10) kann derart konfiguriert sein, dass dieser selektiv einen Linearsteuerungsmodus und einen Impulssteuerungsmodus ausführt. In dem Linearsteuerungsmodus kann der Controller (10) derart konfiguriert sein, dass dieser die Soll-Strömungsrate durch Aufrechterhalten eines konstanten Öffnungsgrades des linearen Solenoidventils (32) erreicht. In dem Impulssteuerungsmodus kann der Controller (10) derart konfiguriert sein, dass dieser die Soll-Strömungsrate durch periodisches Ändern des Öffnungsgrads des linearen Solenoidventils (32) zwischen zumindest zwei Werten erreicht.
Resumen de: WO2026152928A1
The present invention relates to the field of fuel cells, and relates in particular to a bipolar plate-gas diffusion layer structure and a fuel cell. The structure comprises a bipolar plate and a gas diffusion layer. The bipolar plate is composed of a first plate, a third plate, and a second plate which are sequentially stacked. The first plate is a flat plate, the second plate is a flat plate provided with protruding portions, and the third plate is a plate provided with flow channels. The first plate is connected to an anode gas diffusion layer, and the second plate is connected to a cathode gas diffusion layer. A side of the anode gas diffusion layer close to the first plate and a side of the cathode gas diffusion layer close to the second plate are both provided with grooves. The protruding portions of the second plate are embedded into the grooves of the cathode gas diffusion layer, and a cavity formed by the second plate and the cathode gas diffusion layer serves an air flow channel. The present invention helps increase the oxygen content under the ribs of a fuel cell and enhances the water removal capability under the ribs, thereby improving the power density of the fuel cell and significantly increasing the specific power of the fuel cell stack.
Resumen de: DE102026101049A1
Eine Brennstoffzelleneinheit umfasst eine Vielzahl von Brennstoffzellenstapeln, die entlang einer ersten Achse nebeneinander angeordnet sind und jeweils Folgendes aufweisen: eine Vielzahl von Einheitszellen, die entlang einer zweiten Achse vertikal zu der ersten Achse aufeinandergestapelt sind; einen Kühlflüssigkeitsdurchlass, der entlang einer dritten Achse vertikal zu der ersten Achse und der zweiten Achse vorgesehen ist; einen Kühlflüssigkeitszufuhrweg, durch den dem Kühlflüssigkeitskanal die Kühlflüssigkeit zugeführt wird; und einen Kühlflüssigkeitsabgabeweg, durch den die Kühlflüssigkeit aus dem Kühlflüssigkeitskanal abgegeben wird. Die Vielzahl der Brennstoffzellen umfasst: einen ersten Brennstoffzellenstapel, der auf einer Seite eines Endes der dritten Achse mit dem Kühlflüssigkeitszufuhrweg versehen ist und auf einer Seite des entgegengesetzten Endes der dritten Achse mit dem Kühlflüssigkeitsabgabeweg versehen ist; und einen zweiten Brennstoffzellenstapel, der auf der Seite des einen Endes der dritten Achse mit dem Kühlflüssigkeitsabgabeweg versehen ist, auf der Seite des entgegengesetzten Endes der dritten Achse mit dem Kühlflüssigkeitszufuhrweg versehen ist und neben dem ersten Brennstoffzellenstapel angeordnet ist.
Resumen de: JP2026120412A
【課題】クロム酸化物の生成を抑制でき、金属支持体と電極層との接合部分が低抵抗であり、金属支持体の変形を抑制することができる、固体酸化物形燃料電池を提供すること。【解決手段】ステンレスにより形成された金属支持体３と、金属支持体３上に設けられ、Ａｌ２Ｏ３を含む中間層６と、中間層６上に設けられた電極層２と、を備え、中間層６は、アルカリ土類金属を含む不純物領域７を有し、電極層２は、不純物領域７上に設けられている、固体酸化物形燃料電池用の金属－電極接合体。【選択図】図２
Resumen de: WO2024259024A1
Provided herein are systems and methods for roll-to-roll deposition of membrane electrode assemblies (MEAs) and layers thereof. Embodiments of the systems and methods may be used for producing layers, including polymer electrolyte membranes (PEMs) and catalyst layers, of an MEA. In particular embodiments, the methods and systems may be used for producing anion-exchange membranes (AEMS). In other instances, the methods and systems may be used for producing cation-exchange membranes or bipolar membranes. Also provided are MEAs and layers thereof produced by the methods described herein. In some embodiments, the MEAs are configured for electrolysis and, in particular, for carbon oxide (COx) reduction. The methods and systems may also be employed for water electrolysis.
Resumen de: JP2026120278A
【課題】金属板同士を効率よく溶接できる金属板の溶接方法を提供する。【解決手段】金属板の溶接方法では、厚さ方向に重ねたセパレータ１４同士における一方のセパレータ１４側から他方のセパレータ１４側に向けてレーザーを照射することにより、一方のセパレータ１４と他方のセパレータ１４における一方のセパレータ１４寄りの箇所とを溶融させる。そして、その溶融した箇所の凝固を通じてセパレータ１４同士を接合する。この溶接方法では、上記一方のセパレータ１４と上記他方のセパレータ１４との少なくとも一方に加熱部材１９を接触させ、その加熱部材１９によりセパレータ１４を加熱した状態のもとで上記レーザーの照射を行う。【選択図】図４
Resumen de: EP4779056A1
0001 Isolationsfitting (1) für den Einbau in eine metallische Rohrleitung (4), die unter einer elektrischen Spannung steht, beinhaltend, ein Kunststoffrohr (2) und beidseitig daran angeordnete Verbindungselemente (3) zum Verbinden des Isolationsfittings (1) mit der metallischen Rohrleitung (4), wobei das Kunststoffrohr (2) zur Isolation leitfähig ist.
Resumen de: GB2628686A
A process comprising mixing (a) a noble metal-containing component incorporated or bound to a fluoropolymer and (b) an inorganic salt including an alkali metal halide, an alkaline earth metal halide or a mixture thereof; heating in air to melt the salt; maintaining in molten form for 0.5 – 4 hours; and cooling to solidify the salt. The salt may be eutectic and/or a group II halide such as calcium chloride. It may also comprise a group I halide such as sodium or potassium chloride. The heating may be at a temperature of 700-1100 or 700-1000 °C. The noble metal(s) may subsequently be extracted from the cooled salt mixture, possibly by converting into a friable mixture and milling into a powder. The mixture may be contacted with aqua regia or hydrochloric acid to dissolve the metals, then the metal(s) extracted by solid-liquid extraction. The noble metal-containing material may be in shredded or cut form. The component may be assembled in a tray-like device, possibly steel, in layers with the salt mixture intercalated.
Resumen de: EP4778962A1
According to one embodiment of the present invention, an anion exchange membrane comprising a carbazole-based polymer but having mitigated cracking characteristics of the polymer, and a method for manufacturing the same can be provided.
Resumen de: EP4779729A1
The present disclosure relates to a hollow fiber membrane for a fuel cell membrane humidifier, a method of preparing the same, and a fuel cell membrane humidifier including the hollow fiber membrane, wherein the hollow fiber membrane includes a hollow fiber-type porous support which includes an inner surface region and an outer surface region, wherein the inner surface region includes a first polymer, and the outer surface region includes a second polymer, a crown ether-based compound, and an antioxidant.
Resumen de: EP4779059A1
0001 The present disclosure relates to an ion exchange membrane and an electrochemical system comprising the ion exchange membrane. The ion exchange membrane according to the present disclosure can maintain high ion conductivity and durability, and has high gas barrier properties, thereby realizing an electrochemical system with excellent efficiency.
Resumen de: EP4779728A1
The present disclosure relates to a hollow fiber membrane for a fuel cell membrane humidifier, including a porous polymer and a phenol-based antioxidant dispersed within the porous polymer, a method of preparing the same, and a fuel cell membrane humidifier including the hollow fiber membrane, and thus there is an effect of preventing deterioration and decomposition of the hollow fiber membrane.
Resumen de: EP4779727A1
0001 A prediction method according to the present disclosure includes: predicting a timing at which power that a fuel cell device including a plurality of fuel cell units is capable of outputting becomes less than a predetermined threshold that is equal to or greater than a rated output of the fuel cell device; and notifying information indicating the timing to a display device.
Resumen de: WO2025056206A1
The invention relates to an electrochemical reactor (1), in particular a redox-flow battery, fuel cell, electrolyser or electrosynthesis cell, having a cell stack (Z) consisting of a plurality of cells (2) stacked in a stacking direction (R), wherein each cell (2) has at least one cell frame (12), wherein between at least two adjacent cell frames (12) a seal (13) is arranged in a manner encircling a cell interior (14) and wherein the seal (13) is in each case provided at least partially in adjacent grooves (20, 21) of the adjacent cell frames (12). So that an improved seal can be provided, the invention proposes that the cross section of at least one groove (21) has an inner region (24) with a lower-set region of the groove base (27) and an outer region (25) with a higher-set region of the groove base (27), that the inner region (24) of the groove (21) and the outer region (25) of the groove (21) are connected to one another, more particularly directly, by a step (26) in the groove base (27), and that the seal (13) rests against the at least one step (26).
Nº publicación: EP4777580A1 22/07/2026
Solicitante:
ISP INVESTMENTS LLC [US]
ISP Investments LLC
Resumen de: WO2025059059A1
A slurry composition comprising (i) a reaction product of (a) a maleated natural oil; and (b) base; (ii) at least one dispersed particle; and (iii) at least one solvent is disclosed in the present disclosure. Also disclosed is a ceramic coated separator; an energy storage device comprising the present ceramic coated separator, such as fuel cells, electrochemical cells, batteries, and capacitors; coating compositions; personal care composition; and agriculture compositions comprising the slurry composition of the present disclosure.
BOPI
Sede Electrónica
