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WO/2021/226120A1 |
A battery cell includes a first electrode formed from at least one of a metal foil, a metal mesh or a metal layer on a substrate. A second electrode can be formed from at least partially oxidized material in a form of at least one of a m...
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WO/2021/226399A1 |
Systems and methods of the various embodiments may provide decoupled electrode electrochemical energy storage systems.
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WO/2021/226409A1 |
Various embodiments relate to several processes that may recover commodity chemicals from an alkaline metal-air battery. In various embodiments, while the cell is operating, various side products and waste streams may be collected and pr...
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WO/2021/219741A1 |
The invention relates to a fuel cell housing (1), comprising a first housing component (2) defining an anode chamber (3) for an anode material (4), a second housing component (3) with an air cathode opening (8) covered by an air-permeabl...
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WO/2021/220886A1 |
Provided are an evaluating device, an evaluating method, and a program for continuously and automatically evaluating the battery characteristics of a metal-air battery. This evaluating device for evaluating the battery characteristics of...
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WO/2021/220176A1 |
A method for manufacturing an electrochemical device selected from the group formed by: lithium-ion batteries having a capacity higher than 1 mAh, capacitors, supercapacitors, resistors, inductors, transistors, photovoltaic cells, and fu...
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WO/2021/220294A1 |
The present invention envisages a single cell hybrid capattery energy storage system (100) comprising: a battery electrode (101); a bipolar electrode (102); a first separator (104) interposed between the battery electrode (101) and the b...
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WO/2021/220177A1 |
The invention relates to a method for manufacturing an electrochemical device selected from the group formed by batteries with a capacity higher than 1 mAh, capacitors, supercapacitors, resistors, inductors, transistors, photovoltaic cel...
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WO/2021/216769A1 |
Systems and methods of the various embodiments may provide porous materials for electrodes of electrochemical energy storage systems.
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WO/2021/210337A1 |
The present invention provides a liquid detection sensor which has versatility and can prevent deterioration of a metal-air cell which is a power source even if installed for extended periods of time, and in which the metal-air cell that...
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WO/2021/203173A1 |
A rechargeable high-rate and high voltage Zn-Mn hybrid aqueous battery is described, the battery including an anode, a cathode, where the anode and cathode are separated by an ion selective membrane, the membrane selective to passage of ...
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WO/2021/205847A1 |
Provided is a metal-air battery device for which deterioration of battery characteristics is suppressed. The metal-air battery device comprises: metal-air cells (10) having a positive electrode (13), a negative electrode (14) arranged fa...
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WO/2021/206206A1 |
The present invention relates to a combination-linked recycling system comprising an oxyfuel power generation system, and a hybrid sodium metal-carbon dioxide system, which receives water and carbon dioxide from among by-products generat...
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WO/2021/190408A1 |
An open type metal-air fuel cell system capable of uninterruptedly supplying power, comprising a sensing subsystem, a controller (23), a circulating filtration subsystem, an electrolyte tank (6), and a plurality of open type metal-air fu...
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WO/2021/187356A1 |
A metal-air battery system according to the present invention comprises: a battery device that includes a negative electrode, a metal body electrically connected to the negative electrode, and a positive electrode, and has a chamber thro...
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WO/2021/176765A1 |
The present invention provides a metal-air battery which is suppressed in leakage of the electrolyte solution. This metal-air battery is provided with: a positive electrode that comprises a collector and a catalyst layer which has an oxy...
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WO/2021/176869A1 |
Provided is a layered double hydroxide that exhibits an excellent oxygen evolution catalytic function. This layered double hydroxide is represented by the following formula (I): Ni2+ 1-(x+y+z)Fe3+ xV3+ yCo3+ z(OH)2An- (x+y+z)/n·mH2O. ...
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WO/2021/172607A1 |
The present invention relates to a zinc-bromine flow battery including a conductive intermediate layer, and is to improve the capacity and lifespan characteristics of the battery by improving a zinc desorption process by reducing the amo...
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WO/2021/173851A1 |
The present disclosure relates to the synthesis and evaluation of difluorophosphate additives for use in energy storage devices. The difluorophosphate additive may be selected from the group consisting of lithium difluorophosphate (LFO),...
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WO/2021/167433A1 |
A secondary battery is provided. The secondary battery comprises a positive electrode, a solid electrolyte, and a negative electrode, wherein: a stack structure comprising the positive electrode and the solid electrolyte stacked together...
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WO/2021/167432A1 |
An electrode structure for a positive electrode of a metal-air battery is provided. The electrode structure for a positive electrode of a metal-air battery is formed of a compound of copper, phosphorus, and sulfur and can comprise a memb...
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WO/2021/167434A1 |
Provided is a metal negative electrode. The metal negative electrode has a first surface and a second surface facing the first surface, and a plurality of grooves may be provided in the first surface.
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WO/2021/167435A1 |
An electrochemical element is provided. The electrochemical element may comprise an anode, a cathode on the anode, and an anion exchange membrane disposed between the cathode and the anode and including cellulose and chitosan.
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WO/2021/167431A1 |
A solid electrolyte is provided. The solid electrolyte may comprise a base composite fiber comprising bacterial cellulose and chitosan coupled to the bacterial cellulose.
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WO/2021/165686A1 |
The present invention relates to a flow battery system. The system comprises a first and second electrode comprising a lattice structure and at least one electrolyte supply configured to provide flow electrolyte through at least one of t...
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WO/2021/161900A1 |
Provided are: a zinc negative electrode having exceptional repeating resistance, and excellent charge/discharge cycling characteristics even at a high charge/discharge rate; a manufacturing method therefor; a secondary cell using the zin...
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WO/2021/153865A1 |
Disclosed are a porphyrin-based catalyst system, a cathode using the catalyst system for a lithium battery, and a lithium battery comprising the cathode for a lithium battery. A porphyrin-based catalyst system according to an embodiment ...
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WO/2021/148093A1 |
A method for increasing safety in the surroundings of an electric vehicle comprising a fuel cell system and batteries, wherein the vehicle is configured for charging the batteries by power from the fuel cell system and e.g. produces CO2 ...
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WO/2021/148835A1 |
The present invention relates to a lithium-air battery cell wherein the positive electrode comprises a solid p-type electroactive organic catalyst lithium salt. The invention also concerns a battery pack comprising several lithium-air ba...
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WO/2021/148836A1 |
The present invention relates to novel naphthalene-based compounds, to their process of preparation, and to their use as Solid Organic Catalysts (SOC) in lithium-air battery cells to promote oxygen reactions. The invention also concerns ...
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WO/2021/146359A1 |
A zinc-air fuel cell with multiple electric connectors includes: a case forming a space; multiple gas chambers disposed in the space; two air electrode layers disposed in the space and serving as positive electrodes for discharging; a me...
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WO/2021/141972A1 |
An electrochemical system, the system including an aqueous electrolyte, at least one chelating agent configured to bind to at least one detrimental ionic species, and a particulate precipitation site. A method of forming an electrochemic...
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WO/2021/117726A1 |
An oxygen generator comprising: a first battery that generates, by an oxygen reduction reaction, an active material for an oxygen generation reaction; a second battery that generates oxygen by the oxygen generation reaction; an electrici...
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WO/2021/118241A1 |
A generator capable of continuous power generation comprises: an ionization solution; a first electrode; and a second electrode. The first electrode is disposed in the ionization solution and includes a material having a relatively high ...
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WO/2021/111515A1 |
A metal-air battery 100 comprises: a positive electrode 101 constituted by a co-continuous body in which a plurality of integrated nanostructures branch to form a three-dimensional network structure; a negative electrode 102 formed from ...
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WO/2021/111495A1 |
This air battery, in which oxygen in the air is used as a positive electrode active material, comprises: a cylindrical metallic negative electrode 2; a positive electrode 1 composed of a bicontinuous body of a three-dimensional network s...
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WO/2021/106139A1 |
This air battery 10 comprises: first housings 6A, 6B that accommodate a basic cell including a negative electrode 1, a positive electrode 3, and a separator 5 positioned between the negative electrode 1 and the positive electrode 3; and ...
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WO/2021/108558A1 |
Provided is an anode for a lithium battery or sodium battery, the anode comprising multiple porous graphene balls and multiple particles or coating of a lithium-attracting metal or sodium-attracting metal at a graphene ball-to-metal volu...
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WO/2021/102016A1 |
Materials, designs, and methods of fabrication for hydrogen oxidation electrodes and electrochemical cells including the same are disclosed. In various embodiments, hydrogen oxidation catalysts and corresponding substrates are provided t...
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WO/2021/090746A1 |
Provided is an electrochemical oxygen reduction catalyst containing: platinum-containing nanoparticles; and at least one selected from the group consisting of a specific polymer using a melamine compound as a monomer, and a specific mela...
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WO/2021/079658A1 |
The present invention provides a laminate battery which is capable of preventing a short circuit between a negative electrode active material and a positive electrode, said short circuit being associated with expansion of the negative el...
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WO/2021/079695A1 |
Provided are: a laminated battery that can suppress a decrease in the water level of an electrolytic solution due to the expansion of a negative electrode active material during discharging; and a method of manufacturing the same. An ext...
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WO/2021/075906A1 |
A method for preparing a metal-carbon composite catalyst comprises the steps of: preparing a source material comprising a metal precursor and a monomer, which comprises a methylpyrrolidone (NMP); heat treating the source material so as t...
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WO/2021/070001A1 |
An enclosure for an electronic device comprising at least a portion of the enclosure made up of at least one layer of a covering material, at least one layer of aluminum metal or alloy, at least one layer of an electrolyte gel, and at le...
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WO/2021/060119A1 |
Provided is an air electrode/LDH separator assembly whereby a stacked battery-type zinc-air secondary battery suitable for high voltage and high current supply can be conveniently constructed without losing any original LDH separator or ...
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WO/2021/055461A1 |
An electrochemical cell may include: an anode; a porous anodic current collector; a cathode; a porous cathodic current collector; and an alkali metal-conducting separator that separates the anode from the cathode and is disposed surround...
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WO/2021/049609A1 |
Provided are: a metal negative electrode having exceptional repeating resistance, and excellent charge/discharge cycling characteristics even at a high charge/discharge rate; a method for manufacturing same; and a secondary cell in which...
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WO/2021/045121A1 |
Provided are: a catalyst which has an excellent oxygen reduction catalytic ability and with which electrodes for a fuel cell and a metal-air battery have good durability; and a method for producing a catalyst which has an excellent oxyge...
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WO/2021/033795A1 |
The present invention, which is made to solve the problems as above, relates to providing a coating composition for a secondary battery separator, a secondary battery separator using same, and a manufacturing method therefor, wherein the...
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WO/2021/021681A1 |
Materials, designs, and methods of fabrication for iron-manganese oxide electrochemical cells are disclosed. In various embodiments, the negative electrode is comprised of pelletized, briquetted, or pressed iron-bearing components, inclu...
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