Entries |
Document | Title | Date |
20100143807 | POROUS CLUSTERS OF SILVER POWDER PROMOTED BY ZIRCONIUM OXIDE FOR USE AS A CATALYST IN GAS DIFFUSION ELECTRODES, AND METHOD FOR THE PRODUCTION THEREOF - A catalyst including: a plurality of porous clusters of silver particles, each cluster including: (a) a plurality of primary particles of silver, and (b) crystalline particles of zirconium oxide (ZrO | 06-10-2010 |
20100190066 | REACTOR AND PRODUCING METHOD OF THE SAME - The solid oxide fuel cell has a stack structure formed by stacking sheet bodies, each of which comprises three layers of the electrolyte layer, a fuel electrode layer, an air electrode layer, and separators in alternating layers. In an air channel defined between the air electrode and the separator facing the air electrode layer, a SUS mesh made of stainless steel for electrically connecting both of them is confined. On the surface of the SUS mesh, previously by itself before the assembly of the stack structure, an Ag-plating treatment is performed and further a vacuum heat-treatment (heat-treatment under a negative pressure) is performed. | 07-29-2010 |
20100266907 | METAL AIR BATTERY SYSTEM - Described herein are electrodes comprising a fluorinated or metalloprotein oxygen dissolution enhancer provided in a solvent for enhancing dissolution of oxygen in the solvent. In related embodiments, a metal oxide dissolution enhancer is provided in the solvent for enhancing dissolution of metal oxide formed via reaction of oxygen with metal ions in the solvent. The oxygen and metal oxide dissolution enhancers of electrodes and electrochemical generators described herein enable an increased oxidation and/or reduction rate and enhance the stability and efficiency of the electrochemical generators described herein. Positive electrodes described herein, for example, are highly versatile and compatible with a wide range of solid state and liquid anode and electrolyte systems, including anodes comprising readily available and inexpensive materials such as solvated electron solutions as well as a range of solid state anodes. | 10-21-2010 |
20100285375 | METAL-AIR LOW TEMPERATURE IONIC LIQUID CELL - The present application relates to an electrochemical metal-air cell in which a low temperature ionic liquid is used. | 11-11-2010 |
20100330436 | ZINC AIR CELL ADAPTABLE TO CELLULAR PHONE AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to a method of fabricating a zinc-air cell and a zinc-air cell fabricated using the same. The zinc-air cell includes a cup adapted to function as a sealant of the cell, a film adapted to function as an anode of the cell and bonded on the cup, wherein the film has a first surface with a hydrophobic property and a second surface with ion permeability, and the second surface comes in contact with the cup, and a zinc gel adapted to function as a cathode of the cell and filled between the cup and the sealant. The method of fabricating a zinc-air cell includes preparing a cup having a central portion of a downward depressed shape and functioning as a sealant of the cell, bonding a film adapted to function as an anode of the cell on the cup, and filling a zinc gel, which functions as a cathode of the cell, in a space between the cup and the sealant. | 12-30-2010 |
20110014526 | High temperature direct coal fuel cell - A fuel cell is provided that includes a chemically non-reactive and non-consumable molten anode that is chemically stable in composition and structure and is catalytically active, a cathode, where one surface of the cathode is in contact with air, where the air supplies oxygen to the cathode, a solid oxide electrolyte that selectively transports oxide ions from the cathode to the anode for an oxidation reaction, where the solid oxide electrolyte is disposed between the anode and the solid cathode, and a single temperature zone, where the anode is in direct physical contact with a carbon-containing fuel and electrical current is generated by the oxidation of the carbon-containing fuel by the oxygen. | 01-20-2011 |
20110027665 | AIR ELECTRODE WITH BINDER MATERIALS AND MANUFACTURING METHODS FOR AIR ELECTRODE - A method of producing all or a portion of an air electrode for a metal-air battery includes forming at least a portion of the air electrode using a process selected from the group consisting of an injection molding process and a screw extrusion process. This process may be used to form a gas diffusion layer of the air electrode, and active layer of the air electrode, or both. The air electrode may use polyethylene and/or polypropylene as a binder material in all or a portion of the air electrode. | 02-03-2011 |
20110065009 | IRON-AIR ACCUMULATOR WITH LITHIUM MEDIATOR - The invention relates to a half-cell including an electrode formed of an electron collector containing one or more transition metals from groups 4 to 12 of the Period Table of the Elements, and of an electrochemically active material present on the surface of the electron collector in the form of a nanostructured conversion film containing nanoparticles having an average diameter of between 1 nm and 1000 nm. The electrochemically active material contains at least one compound of the transition metal or the transition metals present in the electron collector. The invention further includes a continuous film of a lithium-ion conductive, solid electrolyte that is water- and air-impermeable and that is deposited directly onto, covering totally, the surface of the nanostructured active material of the electrode. The continuous film of solid electrolyte having a thickness of between 1 μm and 50 μm. | 03-17-2011 |
20110104576 | LITHIUM-OXYGEN ELECTROCHEMICAL CELLS AND BATTERIES - A lithium-oxygen electrochemical cell of the invention comprises a lithium-containing anode, an oxygen-permeable cathode, a non-aqueous electrolyte comprising a lithium salt in a non-aqueous liquid between the anode and the cathode, and a source of gaseous oxygen in fluid communication with the cathode; the cathode comprising an oxygen-permeable support bearing carbon nanotubes having at least one open end. In some embodiments, the cell is rechargeable and the cathode includes a nanoparticulate catalyst in contact with the carbon nanotubes; wherein the catalyst is adapted to facilitate the reversible interconversion between oxygen gas and an oxygen anion e.g., oxide ion, peroxide ion, or a combination thereof, during charge and discharge of the cell. | 05-05-2011 |
20110123877 | CATALYST FOR OXYGEN REDUCTION ELECTRODE AND OXYGEN REDUCTION ELECTRODE - An oxygen reduction catalyst and the catalyst as an electrode catalyst are provided. The oxygen reduction catalyst is characterized by including an organometallic polymer structure in which a transition metal or zinc is coordinated with an organic polymer compound including a ligand comprising a heterocyclic 5-membered ring or a heterocyclic 6-membered ring containing at least not less than two elements selected from nitrogen (N), oxygen (O), sulfur (S), and selenium (Se), and derivatives thereof. Thereby, even when an amount of a metal is smaller than that in a platinum particulate catalyst, an oxygen reduction capacity equal to or more than that of the platinum particulate catalyst can be obtained. Further, by coordinating a metal with an organic polymer, stability in an oxygen reduction condition can be significantly improved compared to the case of metal based macrocyclic compounds. | 05-26-2011 |
20110129739 | AIR SECONDARY BATTERY - A main object of the present invention is to provide an air secondary battery that can lower a charging voltage in an air secondary battery using a nonaqueous liquid electrolyte. The object is attained by providing an air secondary battery comprising: an air cathode having an air cathode layer containing a conductive material and an air cathode current collector that collects a current of the air cathode layer, an anode having an anode layer containing an anode active material and an anode current collector that collects a current of the anode layer and a nonaqueous liquid electrolyte that conducts a metal ion between the air cathode layer and the anode layer; wherein the air cathode current collector is formed of a carbon material and the nonaqueous liquid electrolyte contains a sulfonimide salt. | 06-02-2011 |
20110136024 | Multifunctional material comprising a highly porous carbon structure with nanoscale mixed metal oxide deposits for catalysis - An oxygen electrode is created by forming a nanoscopic coating or nanoscopic deposits of mixed metal oxides as catalysts on a pre-formed, highly porous binder-free carbon structure. The highly porous carbon structure performs a role in the synthesis of the mixed oxide catalyst deposits as well as in providing a three-dimensional, electronically conductive support for the mixed metal oxide catalyst with a large surface area and desirable pore structure. The metal oxide mixture shall include two or more metal species. The multifunctional oxygen electrode materials, a process for producing the same and a metal oxygen battery using said oxygen electrode materials are disclosed. | 06-09-2011 |
20110143226 | Metal Oxygen Battery Containing Oxygen Storage Materials - According to one aspect of the present invention, a battery system is provided. In one embodiment, the battery system includes a metal oxygen battery including a first electrode and a second electrode, the second electrode including a metal material (M); and an oxygen containment unit in communication with and external to the metal oxygen battery, the oxygen containment unit including an oxygen storage material. In another embodiment, the metal oxygen battery and the oxygen containment unit are in a closed-loop with respect to each other. | 06-16-2011 |
20110165476 | Metal Oxygen Battery Containing Oxygen Storage Materials - In one embodiment, a metal oxygen battery system includes a metal oxygen battery having an electrode compartment. The electrode compartment includes an electrode being formed of an oxygen storage material. In another embodiment, the oxygen storage material includes an ion conducting component. In yet another embodiment, the oxygen storage material includes an electron conducting component. In yet another embodiment, the oxygen storage material includes a catalytic component. In yet another embodiment, at least one of the ion conducting component, the electron conducting component, and the catalytic component is attached to the oxygen storage material via a linker or as a pendant group. | 07-07-2011 |
20110177400 | Protected lithium-air cells by oxygen-selective permeable cathode membranes - Advanced lithium-air cell with non-aqueous electrolyte solution is provided, having higher energy density over the prior art cells, due to protective oxygen selective permeable membrane placed over the cathode outer surface. Said membrane protects the cell from moisture and evaporation of said electrolyte, which substantially minimizes parasitic losses of lithium and increases the cell efficiency and safety. | 07-21-2011 |
20110177401 | Lithium-air cell protective membranes comprising polytetrafluoroethylene coated fiberglass cloth - Advanced lithium-air semi-fuel cell with non-aqueous electrolyte solution is provided, having higher energy density over the prior art cells, due to its protective, oxygen selective, permeable membrane of PTFE coated fiberglass cloth, placed over the cathode outer surface. Said membrane is flexible and protects the cell from moisture and evaporation of said electrolyte, which substantially minimizes parasitic losses of lithium and increases the cell efficiency and safety. The membrane may also have a layer of air-permeable adhesive added, facing said cathode. | 07-21-2011 |
20110189551 | ELECTROCHEMICAL CELL WITH DIFFUSER - An electrochemical cell includes a first electrode configured to operate as an anode to oxidize a fuel when connected to a load. The first electrode includes a permeable electrode body configured to allow flow of an ionically conductive medium therethrough. An electrode holder includes a cavity for holding the first electrode. A diffuser is positioned in the cavity between the first electrode and the electrode holder with a gap formed between the diffuser and the electrode holder. The diffuser includes openings configured to allow flow of the ionically conductive medium therethrough and to distribute the flow through the first electrode. A second electrode is positioned in the cavity on a side of the first electrode that is opposite the diffuser, and is configured to operate as a cathode when connected to the load and in contact with the ionically conductive medium. | 08-04-2011 |
20110223494 | MESOPOROUS CARBON MATERIALS COMPRISING BIFUNCTIONAL CATALYSTS - The present application is directed to mesoporous carbon materials comprising bi-functional catalysts. The mesoporous carbon materials find utility in any number of electrical devices, for example, in lithium-air batteries. Methods for making the disclosed carbon materials, and devices comprising the same, are also disclosed. | 09-15-2011 |
20110229777 | ELECTRODE MATERIALS FOR METAL-AIR BATTERIES, FUEL CELLS AND SUPERCAPACITATORS - The present invention refers to an electrode comprised of a first layer which comprises a mesoporous nanostructured hydrophobic material; and a second layer which comprises a mesoporous nanostructured hydrophilic material arranged on the first layer. In a further aspect, the present invention refers to an electrode comprised of a single layer which comprises a mixture of a mesoporous nanostructured hydrophobic material and a mesoporous nanostructured hydrophilic material; or a single layer comprised of a porous nanostructured material wherein the porous nanostructured material comprises metallic nanostructures which are bound to the surface of the porous nanostructured material. The present invention further refers to the manufacture of these electrodes and their use in metal-air batteries, supercapacitors and fuel cells. | 09-22-2011 |
20110250512 | METAL-AIR ELECTROCHEMICAL CELL WITH HIGH ENERGY EFFICIENCY MODE - The present invention relates to a metal-air electrochemical cell with a high energy efficiency mode. | 10-13-2011 |
20110274989 | CATALYSTS FOR OXYGEN REDUCTION AND EVOLUTION IN METAL-AIR ELECTROCHEMICAL CELLS - Methods and devices for catalyzing reactions, e.g., in a metal-air electrochemical cell, are disclosed. In some instances, a porous positive electrode of the metal-air electrochemical cell includes a metal to catalyze a reaction at the electrode (e.g., oxidation of one or more metal-oxide species). The metal can be disposed as nanoparticles, and/or be combined with a second metal. Other aspects are directed to devices and methods that can generally promote a chemical reaction (e.g., an oxidation/reduction reaction) such as the formation of platinum containing nanoparticles that can be used to catalyze electrochemical reactions. | 11-10-2011 |
20110281184 | METAL-AIR CELL WITH PERFORMANCE ENHANCING ADDITIVE - Systems and methods drawn to an electrochemical cell comprising a low temperature ionic liquid comprising positive ions and negative ions and a performance enhancing additive added to the low temperature ionic liquid. The additive dissolves in the ionic liquid to form cations, which are coordinated with one or more negative ions forming ion complexes. The electrochemical cell also includes an air electrode configured to absorb and reduce oxygen. The ion complexes improve oxygen reduction thermodynamics and/or kinetics relative to the ionic liquid without the additive. | 11-17-2011 |
20110305959 | TUNED HYDROPHOBICITY - An electrochemical cell comprising an electrolyte comprising water and a hydrophobic ionic liquid comprising positive ions and negative ions. The electrochemical cell also includes an air electrode configured to absorb and reduce oxygen. A hydrophilic or hygroscopic additive modulates the hydrophobicity of the ionic liquid to maintain a concentration of the water in the electrolyte is between 0.001 mol % and 25 mol %. | 12-15-2011 |
20110311888 | ELECTRODES AND PRODUCTION AND USE THEREOF - Electrodes, comprising
| 12-22-2011 |
20110318656 | Cathode for Metal-Air Rechargeable Battery - An air cathode for a metal-air battery is disclosed which contains a catalyst chosen to make the metal air battery more easily rechargeable. This catalyst is based on cobalt phosphate, cobalt borate mixed metal cobalt phosphates, mixed metal cobalt borates, or mixed metal cobalt phosphate borates. | 12-29-2011 |
20110318657 | SILICON-AIR BATTERIES - Silicon-oxygen batteries comprising a silicon anode as chemical fuel, an air-cathode for dissociating oxygen, and an electrolyte, and applications using the same are provided. The silicon-batteries may utilize air for generating oxygen. | 12-29-2011 |
20120003548 | AIR BATTERY CATALYST AND AIR BATTERY USING THE SAME - Catalysts are provided which can catalyze both the oxygen reduction during the discharge of a secondary air battery and the oxygen production in the recharging of the battery and which are stable at a high potential in the recharging. The invention has been accomplished based on the finding that a catalyst including an oxycarbonitride of a specific transition metal selected from, for example, titanium, zirconium, hafnium, vanadium, niobium and tantalum can catalyze both the oxygen reduction during the discharge of a secondary air battery and the oxygen production in the recharging of the battery and is also stable at a high potential in the recharging. | 01-05-2012 |
20120021302 | OXYGEN-CONSUMING ELECTRODE - The present invention relates to an oxygen-consuming electrode comprising at least one support structure having a surface and a gas diffusion coating having a catalytically active component disposed on the surface. The coating contains at least one fluorine-containing polymer, a silver compound, selected from the group consisting of silver particles, reducible silver compounds, and mixtures thereof, and a hydrophilic caustic alkali-resistant filler which is electrically nonconductive or has a poor electrical conductivity and has an average particle diameter from 5 to 200 μm. | 01-26-2012 |
20120028137 | SOLUBLE OXYGEN EVOLVING CATALYSTS FOR RECHARGEABLE METAL-AIR BATTERIES - Rechargeable metal-air battery, air electrodes for use in the metal-air battery, and methods to manufacture the same are provided. The battery includes a negative electrode capable of taking and releasing active metal ions, a porous positive electrode using oxygen as an electroactive material and an electrolyte configured to conduct ions between the negative and positive electrodes and comprising one or more phases, wherein at least one phase comprises a liquid that at least partially fills the pores of the positive electrode and wherein the liquid comprises an oxygen evolving catalyst (OEC). The OEC a) is soluble in the liquid of the phase that partially fills the positive electrode pores, b) is electrochemically activated at a potential above the equilibrium cell voltage and c) is capable of evolving oxygen gas by oxidizing a metal oxide discharge product produced during discharge of the rechargeable metal-air battery. | 02-02-2012 |
20120077094 | Air Cathode Tubes for Rechargeable Metal Air Batteries - Implementations and techniques for employing cathode tubes in metal air battery devices or systems are generally disclosed. | 03-29-2012 |
20120077095 | Electrochemical Energy Storage Systems and Methods - A three-dimensional electrode array for use in electrochemical cells, fuel cells, capacitors, supercapacitors, flow batteries, metal-air batteries and semi-solid batteries. | 03-29-2012 |
20120082906 | PROCESS FOR PRODUCING TRANSPORT- AND STORAGE-STABLE OXYGEN-CONSUMING ELECTRODES - The present invention relates to A process for producing a transport- and storage-stable sheet-like oxygen-consuming electrode comprising providing an electrically conductive support, a gas diffusion layer, and a layer comprising a silver-based catalyst; coating the support with a silver oxide-containing intermediate; and at least partly electrochemically reducing the silver oxide-containing intermediate in an aqueous electrolyte at a pH of less than 8. | 04-05-2012 |
20120088163 | LITHIUM ION CONDUCTOR, METHOD OF PREPARING THE SAME, AND LITHIUM AIR BATTERY INCLUDING THE LITHIUM ION CONDUCTOR - A lithium ion conductor, a method of preparing the same, and a lithium air battery including the lithium ion conductor. The lithium ion conductor includes a phosphorus-based compound having a characteristic peak at a Raman shift of about 720˜770 cm | 04-12-2012 |
20120088164 | Lithium Carbon Monofluoride-Oxygen Battery and Method of Using the Same - A lithium carbon monofluoride-oxygen battery is provided that includes a lithium metal-containing electroactive anode; an electroactive cathode formed of a carbon monofluoride compound; an electrolyte solution formed of an organic solvent and a lithium salt; a casing surrounding the anode, the cathode, and the electrolyte solution; and a port bored through the casing wherein the port selectively allows the flow of gas into the casing. In addition, a method of using an electrochemical battery is provided that includes providing a lithium carbon monofluoride-oxygen battery; closing the valve of the electrochemical battery to block the flow of gas into the battery; discharging the electrochemical battery after closing the valve of the battery; opening the valve of the electrochemical battery after discharging the electrochemical battery to expose the cathode to the flow of oxygen containing gas; and discharging the electrochemical battery after opening the valve of the electrochemical battery. | 04-12-2012 |
20120100440 | MULTI-LAYERED, CHEMICALLY BONDED LITHIUM-ION AND LITHIUM/AIR BATTERIES - Disclosed are multilayer, porous, thin-layered lithium-ion batteries that include an inorganic separator as a thin layer that is chemically bonded to surfaces of positive and negative electrode layers. Thus, in such disclosed lithium-ion batteries, the electrodes and separator are made to form non-discrete (i.e., integral) thin layers. Also disclosed are methods of fabricating integrally connected, thin, multilayer lithium batteries including lithium-ion and lithium/air batteries. | 04-26-2012 |
20120100441 | OXYGEN-CONSUMING ELECTRODE - The present invention relates to an oxygen-consuming electrode comprising a support in the form of a sheet-like structure and a coating comprising a gas diffusion layer and a catalytically active component, wherein the support is based on a material which can be at least partly removed by dissolution, decomposition, melting and/or vaporization. Furthermore, the use of this oxygen-consuming electrode in chloralkali electrolysis or fuel cell technology is described. | 04-26-2012 |
20120100442 | OXYGEN-CONSUMING ELECTRODE AND PROCESS FOR PRODUCING IT - An oxygen-consuming electrode includes a support in the form of a sheet-like structure and a coating including a gas diffusion layer and a catalytically active component, wherein the support is based on a material having a conductivity of less than 1000 S/cm, measured at 20° C. The supports are simple to produce and have a low weight and good processability in the production of the oxygen-consuming electrodes. | 04-26-2012 |
20120115047 | POSITIVE ELECTRODE FOR LITHIUM AIR BATTERY, METHOD OF PREPARING THE SAME, AND LITHIUM AIR BATTERY EMPLOYING THE POSITIVE ELECTRODE - A lithium air battery having high energy efficiency and high capacity due to improving stability by using oxygen as a positive active material includes using a catalyst for a redox reaction of oxygen. The catalyst includes manganese oxide including a transition metal. | 05-10-2012 |
20120115048 | POSITIVE ELECTRODE FOR LITHIUM AIR BATTERY, METHOD OF PREPARING THE POSITIVE ELECTRODE, AND LITHIUM AIR BATTERY INCLUDING THE POSITIVE ELECTRODE - A positive electrode for a lithium air battery, the positive electrode including a carbonaceous material doped with a non-metallic element. | 05-10-2012 |
20120115049 | SINGLE WALL CARBON NANOTUBE BASED AIR CATHODES - An embodiment of the invention is an air cathode having a porous membrane with at least one hydrophobic surface that contacts a conductive catalytic film that comprises single walled carbon nanotubes (SWNTs) where the nanotubes are in intimate electrical contact. The conductive film can include fullerenes, metals, metal alloys, metal oxides, or electroactive polymers in addition to the SWNTs. In other embodiments of the invention the air cathode is a component of a metal-air battery or a fuel cell. | 05-10-2012 |
20120121993 | Electrolyte containing methoxybenzene for use in lithium-air semi-fuel cells - Disclosed herein are electrolyte formulations containing methoxybenzene (also known as anisole or phenoxymethane) for use in lithium-air semi-fuel cells. Lithium-air semi-fuel cells contain a metallic lithium anode and an air (oxygen) fuel cell type porous carbon cathode. The reaction product in the cathode is lithium oxide (Li | 05-17-2012 |
20120141888 | OXYGEN-CONSUMING ELECTRODE AND PROCESS FOR THE PRODUCTION THEREOF - The present invention relates to an oxygen-consuming electrode comprising at least one support element in the form of a sheet-like structure and a coating comprising a gas diffusion layer and a catalytically active component, wherein the oxygen-consuming electrode is additionally coated with a fluoropolymer which is soluble in solvents. | 06-07-2012 |
20120141889 | LITHIUM AIR BATTERY - A lithium air battery including: a negative electrode including lithium; a positive electrode using oxygen as a positive active material; and an organic electrolyte, wherein the organic electrolyte includes a metal-ligand complex. | 06-07-2012 |
20120178001 | Graphene-based Battery Electrodes Having Continuous Flow Paths - Some batteries can exhibit greatly improved performance by utilizing electrodes having randomly arranged graphene nanosheets forming a network of channels defining continuous flow paths through the electrode. The network of channels can provide a diffusion pathway for the liquid electrolyte and/or for reactant gases. Metal-air batteries can benefit from such electrodes. In particular Li-air batteries show extremely high capacities, wherein the network of channels allow oxygen to diffuse through the electrode and mesopores in the electrode can store discharge products. | 07-12-2012 |
20120178002 | ELECTRODES AND PRODUCTION AND USE THEREOF - Electrodes and production and use thereof | 07-12-2012 |
20120183869 | CATALYST INCLUDING ACTIVE PARTICLES, METHOD OF PREPARING THE CATALYST, FUEL CELL INCLUDING THE CATALYST, ELECTRODE INCLUDING THE ACTIVE PARTICLES FOR LITHIUM AIR BATTERY, AND LITHIUM AIR BATTERY INCLUDING THE ELECTRODE - A catalyst including active particles that have a core including a first metal oxide, and a shell including an alloy of a second metal with a reduction product of the first metal oxide; a method of preparing the catalyst; a fuel cell including the catalyst; an electrode for lithium air battery that includes the active particles; and a lithium air battery including the electrode. | 07-19-2012 |
20120202126 | Air Cathode for Metal-Air Fuel Cells - The invention disclosed is a catalyst composition for an air cathode for use in an electrochemical cell, in particular in alkaline electrolyte metal-air e.g. zinc-air, fuel cells. The catalyst composition comprises an active material CoTMMP and silver, supported on carbon wherein the ratio of silver to CoTMPP is 1:1 to 2.4:1. Optional ingredients include a hydrophobic and a hydrophobic bonding agent, MnO | 08-09-2012 |
20120208094 | POROUS CLUSTERS OF SILVER POWDER PROMOTED BY ZIRCONIUM OXIDE FOR USE AS A CATALYST IN GAS DIFFUSION ELECTRODES, AND METHOD FOR THE PRODUCTION THEREOF - A catalyst including: a plurality of porous clusters of silver particles, each cluster of the clusters including: (a) a plurality of primary particles of silver, and (b) crystalline particles of zirconium oxide (ZrO | 08-16-2012 |
20120208095 | GASEOUS PRODUCT GENERATOR - According to the invention there is provided a gaseous product generator including:
| 08-16-2012 |
20120208096 | AIR BATTERY - According to one embodiment, an air battery includes a case, a positive electrode, a negative electrode, a first nonaqueous electrolyte, a second nonaqueous electrolyte, a solid electrolyte layer and a hole. The first nonaqueous electrolyte is permeated into the positive electrode and includes an ionic liquid. The second nonaqueous electrolyte is permeated into the negative electrode and includes an organic solvent. The solid electrolyte layer is provided between the positive electrode and the negative electrode and has lithium ion conductivity. | 08-16-2012 |
20120214075 | ELECTROCHEMICAL CELL HAVING AIR CATHODE PARTIALLY INFUSED WITH CARBON DIOXIDE - An electrochemical cell has a cell assembly that has an anode, an air cathode infused with a liquid electrolyte, an ionically-conductive separator medium disposed between and coupling said anode and said air cathode, a housing enclosing said anode, said cathode, and said ionically-conductive separator medium, and a mixture of oxygen and carbon dioxide disposed within said housing in gaseous communication with said air cathode, wherein said carbon dioxide comprises from about 0.04% to about 95% molar fraction of said mixture of oxygen and carbon dioxide. | 08-23-2012 |
20120231353 | PROCESS FOR PRODUCING OXYGEN-CONSUMING ELECTRODES - The present invention relates to a process for producing an oxygen-consuming electrode that includes the steps of (a) producing a powder mixture consisting of at least one polymer as binder and a catalytically active component, (b) applying the powder mixture to an electrically conductive sheet-like support element, and (c) compacting and consolidating the powder mixture on the support element using rollers, wherein the rollers used in the compaction step c) comprises a surface coating of tungsten carbide and wherein the roller surface has a roughness of not more than 0.5 μm. | 09-13-2012 |
20120237838 | LITHIUM AIR BATTERY - A lithium air battery capable of being used for a long time with little deterioration due to influence by moisture in the air in which oxygen supply to a porous cathode is not inhibited by an air electrode current collector is provided. The lithium air battery includes an oxygen permselective film that is less likely to transmit moisture vapor and that selectively transmits oxygen, an oxygen chamber that stores oxygen, an air electrode current collector made of a porous material, a diffusion layer that is arranged between the air electrode current collector and a porous cathode and is made of a conductive material, the porous cathode containing a conductive material and a catalyst material, a separator that is less likely to pass moisture vapor, a nonaqueous electrolyte, an anode that extracts lithium ions, and an anode current collector. The lithium air battery may have a water-repellent layer. | 09-20-2012 |
20120244447 | AIR BATTERY - An air battery includes: a positive electrode for utilizing oxygen as active material; a negative electrode for adsorbing and desorbing a metal ion, which includes at least one of Li, Na, K, Ca, Mg, Zn, Fe and Al; and a non-aqueous electrolyte disposed between the positive electrode and the negative electrode. The non-aqueous electrolyte includes ion liquid. When the non-aqueous electrolyte includes the ion liquid, the oxide generated by the discharging step is effectively decomposed. Thus, the battery has excellent cycle characteristics. | 09-27-2012 |
20120258373 | ATMOSPHERIC SELF-CHARGING BATTERY - A battery ( | 10-11-2012 |
20120264025 | BATTERY - Provided is a battery which can prevent deactivation from occurring by avoiding solid deposition at electrodes. The battery includes an anion conductor, a positive electrode, a negative electrode, a first aqueous liquid electrolyte layer and a second aqueous liquid electrolyte layer, wherein the first aqueous liquid electrolyte layer and the positive electrode are present in this sequence on a first surface of the anion conductor, and the second aqueous liquid electrolyte layer and the negative electrode are present in this sequence on a second surface of the anion conductor, and wherein the negative electrode includes a negative electrode active material layer, and the negative electrode active material layer includes a negative electrode active material which can release a metal ion upon discharging. | 10-18-2012 |
20120270115 | Lithium Oxygen Batteries Having a Carbon Cloth Current Collector and Method of Producing Same - A lithium oxygen or air battery ( | 10-25-2012 |
20120270116 | METAL AIR BATTERY AND METHOD FOR PREPARING THE SAME - Disclosed is a metal air battery a metal anode and an air cathode, wherein the metal anode includes an organic electrolyte and the air cathode includes an aqueous electrolyte, and a method for preparing the same. | 10-25-2012 |
20120276457 | NEGATIVE ELECTRODE STRUCTURE FOR AQUEOUS ELECTROLYTE BATTERIES AND AQUEOUS ELECTROLYTE BATTERY COMPRISING THE NEGATIVE ELECTRODE STRUCTURE - A negative electrode structure for aqueous electrolyte comprising at least a negative electrode active material layer, wherein the negative electrode active material layer comprises, as the negative electrode active material, at least one selected from the group consisting of the following metals and alloys comprising at least one of the metals: Li, Na, K, Ca, Mg, Zn, Al and Ag, and wherein a solid electrolyte layer comprising a Zr-containing garnet-type solid electrolyte described by the following formula (1), is provided on one side of the negative electrode active material layer: Formula (1): Li | 11-01-2012 |
20120276458 | NANOFIBER ELECTRODES FOR ENERGY STORAGE DEVICES - Methods and devices for enhanced energy storage in an electrochemical cell are provided. In some embodiments, an electrode for use in a metal-air electrochemical cell can include a plurality of nanofiber (NF) structures having high porosity, tunable mass, and tunable thickness. The NF structures are particularly suited for energy storage and can provide the electrode with exceptionally high gravimetric capacity and energy density when used in an electrochemical cell. | 11-01-2012 |
20120276459 | NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, METHOD OF MANUFACTURING THE SAME, AND LITHIUM SECONDARY BATTERY EMPLOYING THE SAME - A negative electrode for a lithium secondary battery that includes an organic-inorganic hybrid protective layer where the lithium ion conductivity of a polymer included in the organic-inorganic hybrid protective layer is about 10 | 11-01-2012 |
20120295169 | AIR BATTERY AND ELECTRODE - Provided is a structure for effectively utilizing a novel metal porous body, such as an aluminum porous body, having a three-dimensional network structure as a battery electrode. | 11-22-2012 |
20120308902 | AIR ELECTRODE FOR AIR BATTERY AND AIR BATTERY COMPRISING THE SAME - An air electrode for an air battery with high rate characteristics, and an air battery comprising the air electrode. Disclosed is an air electrode for an air battery, including at least an air electrode layer, wherein the air electrode layer includes a carbon material in which graphene layers are unidirectionally oriented, and a Basal plane of the carbon material is exposed on a surface of the carbon material. | 12-06-2012 |
20120315554 | Lithium/Air Battery with Variable Volume Insertion Material - In accordance with one embodiment, an electrochemical cell includes a negative electrode including a form of lithium, a positive electrode spaced apart from the negative electrode and including an electron conducting matrix and a lithium insertion material which exhibits a volume change when lithium is inserted, a separator positioned between the negative electrode and the positive electrode; and an electrolyte including a salt, wherein Li | 12-13-2012 |
20120321970 | METAL-AIR CELL WITH ION EXCHANGE MATERIAL - Embodiments of the invention are related to anion exchange membranes used in electrochemical metal-air cells in which the membranes function as the electrolyte material, or are used in conjunction with electrolytes such as ionic liquid electrolytes. | 12-20-2012 |
20120328962 | POWER STORAGE DEVICE, ELECTRODE THEREOF, AND METHOD FOR MANUFACTURING POWER STORAGE DEVICE - To provide a power storage device having excellent charge/discharge cycle characteristics and a high charge/discharge capacity. The following electrode is used as an electrode of a power storage device: an electrode including a current collector and an active material layer provided over the current collector. The active material layer includes a plurality of whisker-like active material bodies. Each of the plurality of whisker-like active material bodies includes at least a core and an outer shell provided to cover the core. The outer shell is amorphous, and a portion between the current collector and the core of the active material bodies is amorphous. Note that a metal layer may be provided instead of the current collector, the active material bodies do not necessarily have to include the core, and a mixed layer may be provided between the current collector and the active material layer. | 12-27-2012 |
20120328963 | NEGATIVE ELECTRODE AND ALUMINUM AIR CELL - There is provided a negative electrode comprising an aluminum alloy, wherein the alloy has a magnesium content of 0.0001% by weight or higher and 8% by weight or lower, the alloy satisfies at least one condition selected from the group consisting of the following (A) and (B):
| 12-27-2012 |
20130011750 | LI-AIR HYBRID BATTERY AND METHOD FOR MANUFACTURING THE SAME - The present invention provides a lithium-air hybrid battery and a method for manufacturing the same, which has a structure in which a liquid electrolyte electrode and a solid electrolyte electrode are stacked on both sides of an ion conductive glass ceramic. That is, disclosed is a lithium-air hybrid battery and a method for manufacturing the same, which has a structure in which a lithium metal negative electrode includes a liquid electrolyte and a porous air positive electrode comprising a carbon, a catalyst, a binder and a solid electrolyte are separately stacked on both sides of an impermeable ion conductive glass ceramic, and the liquid electrolyte is present only in the lithium metal negative electrode. | 01-10-2013 |
20130011751 | METAL OXYGEN BATTERY - There is provided a metal oxygen battery which uses an oxygen-storing material of a composite oxide containing Y and Mn as a positive electrode material, and can reduce the reaction overpotential. The metal oxygen battery | 01-10-2013 |
20130011752 | METAL OXYGEN BATTERY - There is provided a metal oxygen battery which uses an oxygen-storing material of a composite oxide containing YMnO | 01-10-2013 |
20130011753 | SELECTIVE OXYGEN-PERMEABLE SUBSTRATE, POSITIVE ELECTRODE FOR METAL-AIR BATTERY, METAL-AIR BATTERY, AND SELECTIVE OXYGEN-PERMEABLE MEMBRANE - There is provided a selective oxygen-permeable substrate including: a selective oxygen-permeable membrane having an inorganic framework and a transition metal ion complex and being capable of selectively permeating oxygen, and a porous substrate disposed on one surface of the selective oxygen-permeable membrane. Preferably, the transition metal ion complex is bonded to the inorganic framework. More preferably, a material constituting the inorganic framework is at least one kind selected from the group consisting of silica, titania, alumina, and zirconia. The selective oxygen-permeable substrate can selectively introduce oxygen in the air into the inside and has high durability against an electrolytic solution. | 01-10-2013 |
20130022881 | HYGROPHOBIC CONDUCTOR LAYER FOR ELECTROCHEMICAL CELL - The present application relates to a layer of an oxidant electrode having hygrophobic and current collecting properties, and electrochemical metal-air cell utilizing the same. | 01-24-2013 |
20130029233 | METHOD FOR PREPARING MnO2/CARBON COMPOSITE, MNO2/CARBON COMPOSITE PREPARED BY THE METHOD, AND LITHIUM-AIR SECONDARY BATTERY INCLUDING THE COMPOSITE - Disclosed is a method for preparing an MnO | 01-31-2013 |
20130029234 | POROUS CARBONACEOUS COMPOSITE MATERIAL, POSITIVE ELECTRODE AND LITHIUM AIR BATTERY INCLUDING POROUS CARBONACEOUS COMPOSITE MATERIAL, AND METHOD OF PREPARING THE SAME - A porous carbonaceous composite material including a core including a carbon nanotube (CNT); and a coating layer on the core, the coating layer including a carbonaceous material including a hetero element. | 01-31-2013 |
20130034781 | ELECTROLYTE SYSTEM FOR METAL-AIR BATTERIES AND METHODS OF USE THEREOF - This invention is directed to electrolyte systems for metal-air electrochemical power sources, particularly Al-Air batteries and fuel cells with alkaline electrolyte, methods of increasing the ionic conductivity of such electrolytes, methods of increasing the electrolyte utilization coefficient and to methods of use thereof. | 02-07-2013 |
20130040210 | NONAQUEOUS ELECTROLYTE AND METAL AIR BATTERY - The main object of the present invention is to provide a nonaqueous electrolyte having favorable radical resistance. The present invention attains the object by providing a nonaqueous electrolyte comprising an ionic liquid having a cation portion and an anion portion, an organic solvent, and a metal salt, characterized in that the maximum electric charge calculated by the first-principle calculation in the cation portion of the ionic liquid and the organic solvent is 0.3 or less. | 02-14-2013 |
20130045428 | AQUEOUS LITHIUM AIR BATTERIES - Aqueous Li/Air secondary battery cells are configurable to achieve high energy density and prolonged cycle life. The cells include a protected a lithium metal or alloy anode and an aqueous catholyte in a cathode compartment. The aqueous catholyte comprises an evaporative-loss resistant and/or polyprotic active compound or active agent that partakes in the discharge reaction and effectuates cathode capacity for discharge in the acidic region. This leads to improved performance including one or more of increased specific energy, improved stability on open circuit, and prolonged cycle life, as well as various methods, including a method of operating an aqueous Li/Air cell to simultaneously achieve improved energy density and prolonged cycle life. | 02-21-2013 |
20130059213 | SELECTIVELY OXYGEN-PERMEABLE SUBSTRATE, METAL-AIR BATTERY POSITIVE ELECTRODE AND METAL-AIR BATTERY - A selectively oxygen-permeable substrate has a magnetic material dispersion layer having carbon as the main component and a magnetic material dispersed therein. The magnetic material dispersion layer has a gas introduction face for introducing gas into the inside thereof, and the magnetic material dispersion layer is preferably a layer where a magnetic material is dispersed in a porous carbon membrane and can be used as a substrate for a metal-air battery positive electrode. More preferably, the selectively oxygen-permeable substrate has the magnetic material dispersion layer and a porous substrate. A selectively oxygen-permeable substrate can selectively introduce oxygen in the air and have high durability against an electrolytic solution. | 03-07-2013 |
20130071761 | CATALYTIC CATHODE FOR LITHIUM-AIR BATTERIES - A process includes contacting a carbon support material with an oxidizing agent followed by the acid treatment to form a functionalized carbon support material including surface hydroxyl functionality; contacting the functionalized carbon support material with a solution of a catalyst precursor; and adjusting the pH of the solution to produce a carbon supported catalyst material including a metal oxide catalyst. | 03-21-2013 |
20130071762 | POWER STORAGE DEVICE - A power storage device which has high charge/discharge capacity and less deterioration in battery characteristics due to charge/discharge and can perform charge/discharge at high speed is provided. A power storage device includes a negative electrode. The negative electrode includes a current collector and an active material layer provided over the current collector. The active material layer includes a plurality of protrusions protruding from the current collector and a graphene provided over the plurality of protrusions. Axes of the plurality of protrusions are oriented in the same direction. A common portion may be provided between the current collector and the plurality of protrusions. | 03-21-2013 |
20130078536 | GAS DIFFUSION ELECTRODES AND PROCESS FOR PRODUCTION THEREOF - A gas diffusion electrode is described, especially for use in chloralkali electrolysis, said gas diffusion electrode having finely divided components on the liquid side. The electrode is notable for a low perviosity to gases and a lower operating voltage. | 03-28-2013 |
20130078537 | OXYGEN-CONSUMING ELECTRODE AND PROCESS FOR PRODUCTION THEREOF - An oxygen-consuming electrode is described, more particularly for use in chloralkali electrolysis, comprising a novel catalyst coating, as is an electrolysis apparatus. Also described is a production process for the oxygen-consuming electrode and the use thereof in chloralkali electrolysis or fuel cell technology. The oxygen-consuming electrode is based on a gas diffusion layer as a porous film of a fluorinated polymer, into which fine crystal needles of a catalyst metal have been introduced as the catalytically active component and are connected with electrical conduction to the current collector. | 03-28-2013 |
20130078538 | RETAINING MEMBER AND METAL-AIR CELL UNIT UTILIZING THE SAME - The instant disclosure relates to a retaining member of a metal-air cell unit. The retaining member comprises a plurality of side plates constructed to define an anode compartment; and an air-distributing structure formed in the anode compartment. The air-distributing structure has a height difference from the side plates, and the height difference defines an air-distributing path. | 03-28-2013 |
20130089795 | GAS DIFFUSION ELECTRODES FOR BATTERIES SUCH AS METAL-AIR BATTERIES - The present invention generally relates to batteries and, in particular, to electrodes for use in batteries such as non-aqueous metal-air batteries, for example, lithium-air batteries, as well as in other electrochemical devices. Such devices may exhibit improved performance characteristics (e.g. power, cycle life, capacity, etc.). One aspect of the present invention is generally directed to electrodes for use in such devices containing one or more pores or channels for transport of gas and/or electrolyte therein, e.g., forming an open porous network. In certain embodiments, the electrolyte may be a gel or a polymer. In some embodiments, there may be network of such channels or pores within the electrode such that no active site within the electrode is greater than about 50 micrometers distant from a gas channel. In some embodiments, such systems may be created using electrodes containing gel or electrolyte polymers, and/or by forming electrodes having different wettabilities such that certain regions preferentially attract the electrolyte compared to other regions, thereby causing self-organization of the electrolyte within the electrode. Other aspects of the invention are generally directed to methods of making such batteries or electrochemical devices, methods of using such batteries or electrochemical devices, kits involving such batteries or electrochemical devices, or the like. | 04-11-2013 |
20130095394 | METAL OXYGEN BATTERY - There is provided a metal oxygen battery which is capable of obtaining superior batter capacity when starting use from charging. In the metal oxygen battery | 04-18-2013 |
20130095395 | Stable Electrolyte Materials for Li-Air Battery Systems - An electrochemical cell in one embodiment includes a first electrode, and a second electrode spaced apart from the first electrode, the second electrode including a substrate of active material, a form of lithium, and a solvent or electrolyte having an electrophilicity index value of less than or equal to 1.1 eV. | 04-18-2013 |
20130101907 | METAL AIR SECONDARY BATTERY - An object of the invention is to reduce the charging overvoltage by using a positive electrode member which does not contain a carbon material that causes the generation of lithium carbonate (Li | 04-25-2013 |
20130108934 | ELECTROLYTE FOR LITHIUM AIR BATTERY AND LITHIUM AIR BATTERY INCLUDING THE SAME | 05-02-2013 |
20130115527 | Rechargeable lithium air batteries - A rechargeable non-aqueous lithium-air battery is provided having a multilayered cathode structure which uses a functionized carbon paper base with tubular catalysts. The multilayer cathode has a sufficient pore size to prevent clogging of the cathode by reaction products and further has a hydrophobic coating to repel moisture. The stable electrolyte is made by ionic liquid and additives which have no reaction with discharge products and offers solubility for oxygen and lithium oxide. | 05-09-2013 |
20130115528 | RECHARGEABLE ANION BATTERY CELL USING A MOLTEN SALT ELECTROLYTE - A rechargeable electrochemical battery cell comprises a molten carbonate salt electrolyte ( | 05-09-2013 |
20130115529 | ELECTROLYTE FOR METAL/AIR BATTERY - A series of fluorinated compounds are disclosed that can be used as the co-solvent of non-aqueous electrolytes for metal/air battery cells. The inclusion of these compounds in electrolyte systems significantly increases the power capability and energy capacity of metal/air batteries by promoting dissolution and increasing solubility of oxygen in the non-aqueous electrolytes. | 05-09-2013 |
20130122380 | CATHOLYTES FOR AQUEOUS LITHIUM/AIR BATTERY CELLS - Li/air battery cells are configurable to achieve very high energy density. The cells include a protected a lithium metal or alloy anode and an aqueous catholyte in a cathode compartment. In addition to the aqueous catholyte, components of the cathode compartment include an air cathode (e.g., oxygen electrode) and a variety of other possible elements. | 05-16-2013 |
20130137001 | NON-AQUEOUS ELECTROLYTE SOLUTIONS AND LITHIUM/OXYGEN BATTERIES USING THE SAME - A lithium/oxygen battery includes a lithium anode, an air cathode, and a non-aqueous electrolyte soaked in a microporous separator membrane, wherein non-aqueous electrolyte comprises a lithium salt with a general molecular formula of LiBF | 05-30-2013 |
20130137002 | LITHIUM AIR BATTERY - A lithium air battery including a negative electrode comprising lithium, a positive electrode using oxygen as a positive active material, and an organic electrolyte including an organic compound capable of intercalating and deintercalating electrons involved in an electrochemical reaction. | 05-30-2013 |
20130143132 | AIR ELECTRODE FOR METAL-AIR BATTERY AND METAL-AIR BATTERY PROVIDED WITH SAME - An air electrode for a metal-air battery includes an air electrode catalyst and an electrically conductive material, and the air electrode catalyst contains a layered double hydroxide. Discharge capacity can be improved by incorporating the air electrode of this invention in a metal-air battery. | 06-06-2013 |
20130143133 | CATHODE CATALYST FOR RECHARGEABLE METAL-AIR BATTERY AND RECHARGEABLE METAL-AIR BATTERY - The present invention is to provide a cathode catalyst capable of increasing the initial capacity, decreasing the charging voltage and improving the capacity retention of a rechargeable metal-air battery, and a rechargeable metal-air battery having high initial capacity, excellent charge-discharge efficiency, and excellent capacity retention. A cathode catalyst for a rechargeable metal-air battery comprising NiFe | 06-06-2013 |
20130143134 | LIQUID AIR ELECTRODE FOR METAL-AIR BATTERY AND METAL-AIR BATTERY PROVIDED WITH SAME - Provided are a liquid air electrode for a metal-air battery that has superior discharge capacity and includes an electrolyte solution and an electrically conductive material, the electrically conductive material being dispersed in the electrolyte solution, and a metal-air battery that includes the liquid air electrode. | 06-06-2013 |
20130149615 | High Efficiency Iron Electrode and Additives for Use in Rechargeable Iron-Based Batteries - An iron electrode and a method of manufacturing an iron electrode for use in an iron-based rechargeable battery are disclosed. In one embodiment, the iron electrode includes carbonyl iron powder and one of a metal sulfide additive or metal oxide additive selected from the group of metals consisting of bismuth, lead, mercury, indium, gallium, and tin for suppressing hydrogen evolution at the iron electrode during charging of the iron-based rechargeable battery. An iron-air rechargeable battery including an iron electrode comprising carbonyl iron is also disclosed, as is an iron-air battery wherein at least one of the iron electrode and the electrolyte includes an organosulfur additive. | 06-13-2013 |
20130149616 | PROTECTED ANODE AND LITHIUM AIR BATTERY AND ALL-SOLID BATTERY INCLUDING PROTECTED ANODE - A protected anode including an anode including a lithium titanium oxide; and a protective layer including a compound represented by Formula 1 below, a lithium air battery including the same, and an all-solid battery including the protected anode: | 06-13-2013 |
20130157148 | ALUMINUM-BASED METAL-AIR BATTERIES - Provided in one embodiment is an electrochemical cell, comprising: (i) a plurality of electrodes, comprising a fuel electrode that comprises aluminum and an air electrode that absorbs gaseous oxygen, the electrodes being operable in a discharge mode wherein the aluminum is oxidized at the fuel electrode and oxygen is reduced at the air electrode, and (ii) an ionically conductive medium, comprising an organic solvent; wherein during non-use of the cell, the organic solvent promotes formation of a protective interface between the aluminum of the fuel electrode and the ionically conductive medium, and wherein at an onset of the discharge mode, at least some of the protective interface is removed from the aluminum to thereafter permit oxidation of the aluminum during the discharge mode. | 06-20-2013 |
20130157149 | RECHARGEABLE ALKALI METAL-AIR BATTERY - An energy storage cell ( | 06-20-2013 |
20130157150 | CATHODE AND ELECTROCHEMICAL DEVICE INCLUDING CATHODE - A cathode for use in an electrochemical device, the cathode including a polymer including a backbone, including a polyalkyleneimine-cobalt complex (PEI-Co complex), wherein polyalkyleneimine is coordinated to cobalt; and an electrode material effective for an oxidation-reduction reaction of oxygen, wherein oxygen is a cathode active material. | 06-20-2013 |
20130157151 | ULTRAPURE SYNTHETIC CARBON MATERIALS - The present application is generally directed to ultrapure synthetic carbon materials having both high surface area and high porosity, ultrapure polymer gels and devices containing the same. The disclosed ultrapure synthetic carbon materials find utility in any number of devices, for example, in electric double layer capacitance devices and batteries. Methods for making ultrapure synthetic carbon materials and ultrapure polymer gels are also disclosed. | 06-20-2013 |
20130171527 | RECHARGEABLE, THIN-FILM, ALL SOLID-STATE METAL-AIR BATTERY - This disclosure describes metal-air battery devices that are rechargeable, thin film, and all solid-state. The disclosure further describes methods of manufacturing rechargeable, thin film, all solid-state, metal-air batteries. The devices disclosed include a porous cathode structure with an electrolyte incorporated therein. The porous cathode structure may be designed to contain pores of at least two distinct sizes (i.e., having bimodal pore size distribution), a smaller one to increase the active surface area of the cathode and a larger to facilitate the transport of gas-phase oxygen through the cathode. The methods disclosed include using pulsed microwave plasma enhanced chemical vapor deposition (p-μPECVD) to dynamically grow an electrolyte layer on the surface of the carbon within, or a desired portion of, the cathode structure. | 07-04-2013 |
20130183591 | METAL-AIR BATTERY AND METHODS FOR FORMING IMPROVED METAL-AIR BATTERIES - Examples of metal air batteries are described which may include an anode, provided in contact with an electrolyte, a porous matrix provided adjacent to the electrolyte, and a gas-permeable polymer membrane disposed on an exterior surface of the porous matrix. The gas-permeable membrane may be configured to allow a selected gas to pass through the membrane while preventing selected other gases or liquids from passing through the membrane. Methods according to examples described herein may include providing a metal anode in contact with an electrolyte, providing a porous cathode adjacent to the electrolyte, and enclosing an exterior portion of the porous cathode with a selectively permeable membrane, such that in use, oxygen may be allowed to pass through the gas-permeable membrane in a direction from the cathode to the anode, while water is prevented from passing through the gas-permeable membrane to prevent leakage and/or evaporation of the battery electrolyte. | 07-18-2013 |
20130183592 | POROUS CARBONACEOUS COMPOSITE MATERIAL, POSITIVE ELECTRODE AND LITHIUM AIR BATTERY INCLUDING THE MATERIAL, AND METHOD OF PREPARING THE MATERIAL - A porous carbonaceous composite material, a positive electrode and lithium air battery including the porous carbonaceous composite material, and a method of preparing the porous carbonaceous composite material. The porous carbonaceous composite material includes a carbon nanotube (CNT); and a modified carbonaceous material doped with a heterogeneous element, wherein the ratio of the number of surface oxygen atoms to the number of surface carbon atoms ranges upward from about 2 atom %. | 07-18-2013 |
20130183593 | SOLID OXIDE, SOLID OXIDE ELECTRODE, SOLID OXIDE FUEL CELL INCLUDING THE SAME, AND METHODS OF PREPARING THE SAME - An oxide represented by Formula 1: | 07-18-2013 |
20130183594 | SOLID OXIDE FUEL BATTERY CELL - Disclosed is a solid oxide fuel battery cell having a high initial power generation performance and a good power generation durability while ensuring adhesion between an air electrode and a current collector. The solid oxide fuel battery cell includes a solid electrolyte, a fuel electrode, an air electrode, and a current collector provided on the surface of the air electrode, wherein the air electrode is formed of lanthanum ferrite perovskite oxides, lanthanum cobalt perovskite oxides, or samarium cobalt perovskite oxides, and the current collector is porous including silver, palladium, and an oxide and has an average porosity of 20% to 70% in a portion other than a portion near a boundary between the current collector and the air electrode and, in the near-boundary portion, an average porosity of not less than 50% of the average porosity of the portion other than the near-boundary portion. | 07-18-2013 |
20130183595 | RECHARGEABLE ENERGY STORAGE UNIT - A rechargeable energy storage unit is proposed. The rechargeable energy storage unit has a first and a second electrode. The first electrode is associated with metallic particles composed of a metal which can be reduced during charging operation of the energy storage unit and can be oxidized during discharging operation of the energy storage unit. The rechargeable energy storage unit has an electrolyte arranged between the electrodes. The metallic particles additionally contain a material which constrains sintering of the metallic particles. | 07-18-2013 |
20130196237 | COMPOSITE, CATALYST INCLUDING THE SAME, FUEL CELL AND LITHIUM AIR BATTERY INCLUDING THE SAME - A composite including: a carbonaceous material; and a solid solution including a first metal and a cerium oxide, wherein the solid solution is disposed on the carbonaceous material. | 08-01-2013 |
20130202974 | AIR CATHODE, METAL-AIR BATTERY AND METHOD FOR PRODUCING AIR CATHODE FOR METAL-AIR BATTERY - An object of the present invention is to provide a metal-air battery having excellent durability and capacity by facilitating a reaction of oxygen radicals and metal ions at an air cathode. | 08-08-2013 |
20130209897 | MESOPOROUS METAL OXIDE MICROSPHERE ELECTRODE COMPOSITIONS AND THEIR METHODS OF MAKING - Compositions and methods of making are provided for mesoporous metal oxide microspheres electrodes. The mesoporous metal oxide microsphere compositions comprise (a) microspheres with an average diameter between 200 nanometers (nm) and 10 micrometers (μm); (b) mesopores on the surface and interior of the microspheres, wherein the mesopores have an average diameter between 1 nm and 50 nm and the microspheres have a surface area between 50 m | 08-15-2013 |
20130209898 | MESOSTRUCTURED THIN-FILMS AS ELECTROCATALYSTS WITH TUNABLE COMPOSITIONS AND SURFACE MORPHOLOGY - A composition of matter and method of manufacturing as thin film electrocatalyst. The method uses physical vapor deposition to deposit a thin film of PtM (Ma transition metal) to form a Pt based alloy and annealing the thin film to achieve a (111) hexagonal faceted grain structure having catalytic activity approaching Pt | 08-15-2013 |
20130209899 | MAGNESIUM METAL-AIR BATTERY - Disclosed is a magnesium metal-air battery in which capacity of a negative electrode made of magnesium or its alloy is sufficiently utilized for battery performance and which has a positive electrode material which is capable of coping with the capacity of the negative electrode. The magnesium metal-air battery includes at least one unit battery cell. The cell comprises a negative electrode made of magnesium or its alloy; a positive electrode-side catalyst layer including, as positive active material, activated carbon for absorbing oxygen in air, anhydrous poly-carboxylate, manganese and metal powder; a positive current collector which is made of conductive material and which is laminated on the positive electrode-side catalyst layer; and a separator which allows passing of ions between the negative electrode and the positive electrode-side catalyst layer while it separates therebetween. The positive electrode-side catalyst layer may further include carbon black, metal chloride and graphite. In use, where water or metal chloride solution is supplied to at least the positive electrode-side catalyst layer, an electromotive force is generated between the negative electrode and the positive current collector. In the case where a plurality of unit battery cells are connected in series, an insulator is provided therebetween. | 08-15-2013 |
20130216922 | BIFUNCTIONAL HOLLANDITE Ag2Mn8O16 CATALYST FOR LITHIUM-AIR BATTIERIES - A lithium air battery cell includes an anode having lithium, a cathode having a Ag | 08-22-2013 |
20130216923 | ELECTRO-CATALYST - The present invention relates to an electro-catalyst M′ | 08-22-2013 |
20130230783 | LI-AIR BATTERIES HAVING ETHER-BASED ELECTROLYTES - A lithium-air battery includes a cathode including a porous active carbon material, a separator, an anode including lithium, and an electrolyte including a lithium salt and polyalkylene glycol ether, where the porous active carbon material is free of a metal-based catalyst. | 09-05-2013 |
20130236796 | LITHIUM BATTERY - An electrochemical cell, including a first electrode, a second electrode spaced from the first electrode, and a lithium ion electrolyte disposed between the first and second electrode and in ionic communication therewith. The first electrode is selected from the group including LiVS | 09-12-2013 |
20130236797 | OXYGEN-CONSUMING ELECTRODE AND METHOD FOR PRODUCING SAME - An oxygen-consuming electrode, in particular for use in chloralkali electrolysis, having a novel catalyst coating and also an electrolysis apparatus are described. Furthermore, its use in chloralkali electrolysis, fuel cell technology or metal/air batteries is described. The oxygen-consuming electrode comprises at least a support which in particular is electrically conductive, a layer containing a catalyst and a hydrophobic layer, characterized in that it contains gallium in addition to silver as catalytically active component. | 09-12-2013 |
20130260264 | AIR BATTERY AND ELECTRONIC DEVICE - A battery device, including a negative electrode; an air electrode; and an electrolyte layer that is provided between the negative electrode and the air electrode, where the air electrode includes a plurality of portions having discharge over-voltages that are different between each portion in a direction from the negative electrode to the air electrode, and where a discharge over-voltage of a portion of the air electrode closest to the negative electrode is lower than a discharge over-voltage of the other of the plurality of portions | 10-03-2013 |
20130260265 | AIR BATTERY, METHOD OF USING AN AIR BATTERY, AND ELECTRONIC DEVICE - A battery device, including a negative electrode; an air electrode; an electrolyte layer that is positioned between the negative electrode and the air electrode; a first current collector on a first surface of the air electrode closest to the negative electrode; and a second current collector on a second surface of the air electrode positioned opposite to the negative electrode; where the first current collector and the second current collector are each electrically connected to the air electrode. | 10-03-2013 |
20130266877 | Apparatus and Associated Methods - An apparatus including a substrate and an active material, the substrate including an open interconnected wall structure of electrically conductive material having one or more pores, the open interconnected wall structure providing the substrate upon which the active material is supported, wherein the active material includes an electrically insulating lithium-based compound configured for use in generating and/or storing electrons, and wherein the open interconnected wall structure is configured to act as a charge collector for the generated and/or stored electrons through which an electrical path for the electrons is provided. | 10-10-2013 |
20130273442 | AIR ELECTRODE FOR METAL-AIR BATTERY, MEMBRANE/AIR ELECTRODE ASSEMBLY FOR A METAL-AIR BATTERY HAVING SUCH AIR ELECTRODE, AND METAL-AIR BATTERY - An air electrode ( | 10-17-2013 |
20130273443 | HIGH-ENERGY METAL AIR BATTERIES - Disclosed herein are embodiments of lithium/air batteries and methods of making and using the same. Certain embodiments are pouch-cell batteries encased within an oxygen-permeable membrane packaging material that is less than 2% of the total battery weight. Some embodiments include a hybrid air electrode comprising carbon and an ion insertion material, wherein the mass ratio of ion insertion material to carbon is 0.2 to 0.8. The air electrode may include hydrophobic, porous fibers. In particular embodiments, the air electrode is soaked with an electrolyte comprising one or more solvents including dimethyl ether, and the dimethyl ether subsequently is evacuated from the soaked electrode. In other embodiments, the electrolyte comprises 10-20% crown ether by weight. | 10-17-2013 |
20130280624 | Metal/Air Battery with Oxidation Resistant Cathode - A method of forming a metal/air electrochemical cell in one embodiment includes forming a negative electrode including a form of lithium as an active ingredient, providing a three dimensional network formed from an inert material, forming a positive electrode using the three dimensional network, providing a separator between the negative electrode and the positive electrode, and providing for a supply of oxygen to the positive electrode. | 10-24-2013 |
20130280625 | GAS DIFFUSION ELECTRODE - A method of preparing a gas diffusion electrode comprising a diffusion layer, and a reaction layer arranged to each other, wherein the diffusion layer is prepared by i) admixing a) sacrificial material, b) polymer and c) a metal-based material and d) optional further components, wherein the sacrificial material has a release temperature below about 275° C. and is added in an amount from about 1 to about 25 wt % based on the total weight of components a)-d) admixed; ii) forming a diffusion layer from the admixture of step i); iii) heating the forming diffusion layer to a temperature lower than about 275° C. so as to release at least a part of said sacrificial material from the diffusion layer. A gas diffusion electrode comprising a diffusion layer and a reaction layer arranged to one another, wherein the diffusion layer has a porosity ranging from about 60 to about 95%, and an electrolytic cell comprising the electrode. An electrolytic cell, a fuel cell comprising the gas diffusion electrode and a metal-air battery comprising the gas diffusion electrode. | 10-24-2013 |
20130295471 | CATHODE ARCHITECTURES FOR ALKALI METAL / OXYGEN BATTERIES - Electrochemical energy storage devices, such as alkali metal-oxygen battery cells (e.g., non-aqueous lithium-air cells), have a cathode architecture with a porous structure and pore composition that is tailored to improve cell performance, especially as it pertains to one or more of the discharge/charge rate, cycle life, and delivered ampere-hour capacity. A porous cathode architecture having a pore volume that is derived from pores of varying radii wherein the pore size distribution is tailored as a function of the architecture thickness is one way to achieve one or more of the aforementioned cell performance improvements. | 11-07-2013 |
20130295472 | METAL-AIR BATTERY - A metal-air battery is a secondary battery that includes a positive electrode, a negative electrode, an electrolyte layer, and an air introduction pipe. The positive electrode is a porous member having a substantially cylindrical bottomed shape and includes a positive electrode supporter made of alumina, a positive electrode conductive layer made of a perovskite type oxide having electrical conductivity, and a positive electrode catalyst layer made of manganese dioxide. The negative electrode includes a negative electrode supporter made of stainless steel and a negative electrode conductive layer made of lithium or a lithium alloy. The metal-air battery can realize the positive electrode that contains no carbon by forming the positive electrode catalyst layer on the positive electrode conductive layer made of a perovskite type oxide. This enables prevention of the generation of lithium carbonate on the positive electrode during discharge, thus reducing the charge voltage of the metal-air battery. | 11-07-2013 |
20130302704 | LITHIUM BATTERY WITH HERMETICALLY SEALED ANODE - Protected anode architectures for active metal anodes have a polymer adhesive seal that provides a hermetic enclosure for the active metal of the protected anode inside an anode compartment. The compartment is substantially impervious to ambient moisture and battery components such as catholyte (electrolyte about the cathode), and prevents volatile components of the protected anode, such as anolyte (electrolyte about the anode), from escaping. The architecture is formed by joining the protected anode to an anode container. The polymer adhesive seals provide a hermetic seal at the joint between a surface of the protected anode and the container. | 11-14-2013 |
20130302705 | AIR SECONDARY BATTERY - To provide an air secondary battery, which contains: an anion exchange membrane; an anode containing a metal, which is provided at one side of the anion exchange membrane; and a cathode, which is provided at the opposite side of the anode across the anion exchange membrane, and is in contact with air, wherein the cathode contains an amphoteric catalyst layer containing an amphoteric catalyst, and an oxygen reduction catalyst layer containing an oxygen reduction catalyst in this order from the side of the anion exchange membrane, where the amphoteric catalyst exhibits activity in oxygen reduction, and activity in oxygen generation, and the oxygen reduction catalyst exhibits activity in oxygen reduction. | 11-14-2013 |
20130309582 | SOLID OXIDE FUEL CELL - Provided is a solid oxide fuel cell having a service life of approximately 90,000 hours, a level required to encourage the widespread use of SOFC. The solid oxide fuel cell is provided with a solid electrolyte layer, an oxygen electrode layer provided on one side of the solid electrolyte layer, and a fuel electrode layer provided on the other side of the solid electrolyte layer. The oxygen electrode layer is made from a material containing iron or manganese, and the solid electrolyte layer contains an yttria-stabilized zirconia solid electrolyte material having a lanthanoid oxide dissolved therein. | 11-21-2013 |
20130309583 | SOLID OXIDE FUEL CELL - Provided is a solid oxide fuel cell having a service life of approximately 90,000 hours, a level required to encourage the widespread use of SOFC. The solid oxide fuel cell according to the present invention comprises a solid electrolyte layer, an oxygen electrode layer provide to one side of the solid electrolyte layer, and a fuel electrode layer provide to the other side of the solid electrolyte layer. The oxygen electrode layer is made from a material including iron or manganese, the solid electrolyte layer is made from a scandia-stabilized zirconia electrolyte material containing alumina, and the solid electrolyte layer has a lanthanoid oxide and/or yttria dissolved therein. | 11-21-2013 |
20130316253 | METHOD FOR PRODUCING CATHODE MATERIAL FOR RECHARGEABLE LITHIUM-AIR BATTERIES, CATHODE MATERIAL FOR RECHARGEABLE LITHIUM-AIR BATTERIES AND RECHARGEABLE LITHIUM-AIR BATTERY - A method for producing a cathode material for rechargeable lithium-air batteries, which has a cathode catalyst loaded onto carbon, includes: a step of sonicating a mixed solution including a carbon having a specific surface area of 20 to 1,500 m | 11-28-2013 |
20130330640 | METAL SUPPORTED NANOWIRE CATHODE CATALYSTS FOR LI-AIR BATTERIES - A cathode current collector includes a porous metallic or conductive ceramic support and an oxide catalyst in the form of nanowires formed over the support. The nanowire catalyst may be oriented substantially perpendicular to surfaces of the substrate. An example oxide catalyst is cobalt oxide, and an example substrate is nickel foam. | 12-12-2013 |
20130330641 | Electrolyte Additive for Metal-Air Batteries - In accordance with one embodiment, an electrochemical cell includes a negative electrode including a form of lithium, a positive electrode spaced apart from the negative electrode and including an electron conducting matrix and a lithium insertion material wherein Li | 12-12-2013 |
20130337348 | ALKALI METAL-AIR FLOW BATTERIES - Alkali metal-air flow battery can include an electrochemical reaction unit and an electrolyte reservoir. The electrolyte reservoir can be fluidly coupled to a cathode electrolyte chamber to allow for circulation of an electrolyte solution from the electrolyte reservoir to the cathode electrolyte chamber. Circulation of the electrolyte solution from the electrolyte reservoir to the cathode electrolyte chamber can be done at a rate sufficient to maintain the solubility of at least one discharge product of a reaction occurring in the cathode section in the electrolyte solution. | 12-19-2013 |
20130337349 | METAL-AIR BATTERY AND GAS IMPERMEABLE ANODIC CONDUCTIVE MATRIX - A metal-air battery includes a canister and a spiral wound electrode assembly disposed within the canister. The electrode assembly includes an ion permeable and substantially gas impermeable anode, a catalytic cathode, and a dielectric separator disposed between the anode and cathode. | 12-19-2013 |
20140004430 | METAL-AIR FUEL CELL BASED ON SOLID OXIDE ELECTROLYTE EMPLOYING METAL NANOPARTICLE AS FUEL | 01-02-2014 |
20140004431 | ALUMINIUM AIR BATTERY | 01-02-2014 |
20140011101 | ANODE FOR LITHIUM AIR BATTERY AND LITHIUM AIR BATTERY INCLUDING THE ANODE - An anode for a lithium air battery including an anode active material layer including an anode active material; a first protective layer disposed on the anode active material layer; and a second protective layer disposed on the first protective layer, wherein the first protective layer includes a liquid electrolyte having a viscosity of 5 centipoise or less at a temperature of 20° C., and the second protective layer includes an ion conductive solid electrolyte membrane. | 01-09-2014 |
20140011102 | OXYGEN REDUCTION CATALYST AND METHOD FOR PRODUCING THE SAME - Provided is an oxygen reduction catalyst having a high oxygen reduction performance. An oxygen reduction catalyst according to the present embodiment includes a transition metal oxide to which an oxygen defect is introduced, and a layer that is provided on the transition metal oxide and that contains an electron conductive substance. A method for producing an oxygen reduction catalyst according to the present embodiment includes heating a transition metal carbonitride as a starting material in an oxygen-containing mixed gas. In addition, a method for producing an oxygen reduction catalyst according to the present embodiment includes heating a transition-metal phthalocyanine and a carbon fiber powder as starting materials in an oxygen-containing mixed gas. | 01-09-2014 |
20140017577 | AIR ELECTRODE FOR METAL-AIR BATTERY AND METAL AIR BATTERY - An air electrode for a metal-air battery that includes the air electrode, a negative electrode, and an electrolyte provided between the air electrode and the negative electrode. The air electrode includes non-crosslinking oxygen-containing M | 01-16-2014 |
20140017578 | Reducing Oxygen and Electrolyte Transport Limitations in the Lithium/Oxygen Battery through Electrode Design and Wetting Control - A battery system in one embodiment includes a negative electrode, a separator layer adjacent to the negative electrode, and a positive electrode adjacent to the separator layer, the positive electrode including a gas phase and an electrically conductive framework defining at least one wetting channel, the wetting channel configured to distribute an electrolyte within the electrically conductive framework. | 01-16-2014 |
20140023939 | CORE-SHELL STRUCTURED BIFUNCTIONAL CATALYSTS FOR METAL AIR BATTERY/FUEL CELL - The present invention relates to a bifunctional catalyst for use with air metal batteries and fuel cell. The bifunctional catalyst comprising a core and a shell, where the core comprises a metal oxide and the shell comprises a carbon nanostructure. In a further aspect the bifunctional catalyst is catalytically active for oxygen reduction and oxygen evolution reactions. | 01-23-2014 |
20140023940 | LITHIUM-AIR BATTERY - The invention relates to an improved lithium-air battery. The battery includes a negative electrode and a positive electrode separated by an electrolyte, wherein the negative electrode consists of a film of metal material selected from among lithium and lithium alloys, the positive electrode includes a film of a porous carbon material on a current collector, and the electrolyte is a solution of lithium salts in a solvent. The battery is characterized in that the surface of the negative electrode opposite the electrolyte has a passivation layer containing Li | 01-23-2014 |
20140023941 | NON-AQUEOUS ELECTROLYTES FOR LITHIUM-AIR BATTERIES - A lithium-air cell includes a negative electrode; an air positive electrode; and a non-aqueous electrolyte which includes an anion receptor that may be represented by one or more of the formulas. | 01-23-2014 |
20140030612 | Metal/Oxygen Battery with Growth Promoting Structure - In one embodiment, an electrochemical cell includes a negative electrode, a porous separator adjacent to the negative electrode, and a positive electrode separated from the negative electrode by the porous separator, the positive electrode including a conductive matrix and a plurality of insulator particles extending from the conductive matrix. | 01-30-2014 |
20140038067 | Cathodes For Lithium-Air Battery Cells With Acid Electrolytes - In various embodiments, the present disclosure provides a layered metal-air cathode for a metal-air battery. Generally, the layered metal-air cathode comprises an active catalyst layer, a transition layer bonded to the active catalyst layer, and a backing layer bonded to the transition layer such that the transition layer is disposed between the active catalyst layer and the backing layer. | 02-06-2014 |
20140045079 | METAL/OXYGEN BATTERY WITH MODIFIED ELECTRODE - In one embodiment, a metal/oxygen electrochemical cell includes a negative electrode, a separator positioned adjacent to the negative electrode, a positive electrode spaced apart from the negative electrode by the separator, the positive electrode including a porous electrically conductive material portion, the porous electrically conductive material portion coated with a conformally coated protective layer, and an electrolyte within the porous electrically conductive material portion. | 02-13-2014 |
20140045080 | Controlling the Location of Product Distribution and Removal in a Metal/Oxygen Cell - In accordance with one embodiment, an electrochemical cell includes a negative electrode including a form of lithium, a positive electrode spaced apart from the negative electrode and configured to use a form of oxygen as a reagent, a separator positioned between the negative electrode and the thick positive electrode, and an electrolyte including a salt concentration of less than 1 molar filling or nearly filling the positive electrode. | 02-13-2014 |
20140045081 | BIFUNCTIONAL ELECTRODE DESIGN AND METHOD OF FORMING SAME - A method for making a doped carbon bifunctional electrode capable of facilitating the oxygen reduction reaction and the oxygen evolution reaction that is not susceptible to performance degradation when operated bi-functionally for oxygen reduction and evolution. | 02-13-2014 |
20140045082 | LITHIUM ION OXYGEN BATTERY - A lithium ion oxygen battery capable of achieving a high energy density without being decreased in performance due to moisture or carbon dioxide in the atmosphere is provided. A lithium ion oxygen battery | 02-13-2014 |
20140050994 | ELECTROCHEMICAL DEVICE WITH PROTECTIVE MEMBRANE ARCHITECTURE - Li/air battery cells are configurable to achieve very high energy density. The cells include a protected a lithium metal or alloy anode and an aqueous catholyte in a cathode compartment. In addition to the aqueous catholyte, components of the cathode compartment include an air cathode (e.g., oxygen electrode) and a variety of other possible elements. | 02-20-2014 |
20140050995 | METAL-FREE OXYGEN REDUCTION ELECTROCATALYSTS - An electrocatalyst material comprising a functionalized catalytic substrate, the catalytic substrate comprising an electron-accepting material adsorbed thereto. In one embodiment, the catalytic substrate comprises carbon nanotubes or graphene sheets having a nitrogen-containing or nitrogen-free polyelectrolyte, e.g., poly(diallyldimethylammonium chloride) (PDDA), adsorbed thereto. The electrocatalyst material exhibits excellent catalytic activity, as well as broad fuel selectivity, resistance to poisoning effects, and durability. The electrocatalyst can be used as part of an electrode structure, e.g., a cathode, that can be used in a wide range of electrochemical devices. | 02-20-2014 |
20140057182 | OXYGEN-CARRYING COMPOUNDS IN LI/AIR BATTERIES - Active metal oxygen battery cells and active metal oxygen battery flow systems are configurable to achieve very high energy density. The cells and flow systems include an active metal anode and a cathode in contact with an organic liquid phase oxygen-carrying compound for storing and delivering molecular oxygen to the cathode whereon the molecular oxygen is electro-reduced during cell discharge. | 02-27-2014 |
20140057183 | Voltage And Reduced Polarization Within Mercury Free Zinc Air Cells - The present disclosure is directed to a zinc air cell with improved voltage and reduced polarization. The combination of an anode corrosion inhibitor with a surfactant system yields enhanced cell voltage and capacity for the cell that are above the individual contributions of the corrosion inhibitor and the surfactant system. | 02-27-2014 |
20140072884 | LITHIUM AIR BATTERY HAVING A CROSS-LINKED POLYSILOXANE SEPARATOR - A lithium-air battery includes a lithium anode; an air cathode; and a separator between the lithium anode and an air cathode the separator including a cross-linked polysiloxane. | 03-13-2014 |
20140072885 | OXYGEN CELL - An oxygen cell capable of minimizing overvoltage increases is provided. An oxygen cell | 03-13-2014 |
20140080013 | METAL-AIR BATTERY - A metal-air battery is disclosed. The battery includes a sodium anode and an air cathode. The battery further includes a solid electrolyte. The sodium anode may be a molten sodium anode, and the solid electrolyte may be a beta alumina solid electrolyte. The battery has an operating temperature between 100° C. and 200° C. | 03-20-2014 |
20140087272 | CONDUCTIVE POROUS LAYER FOR BATTERIES AND FABRICATION METHOD FOR SAME - The conductive porous layer for batteries according to the present invention comprises a laminate comprising a first conductive layer and a second conductive layer. The first conductive layer includes at least a conductive carbon material and a polymer. The second conductive layer includes at least a conductive carbon material and a polymer. The conductive porous layer satisfies at least one of the following two conditions: “the polymer in the first conductive layer is present with a high density at the surface of the layer in contact with the second conductive layer than at the surface not in contact with the second conductive layer” and “the polymer in the second conductive layer is present with a higher density at the surface of the layer in contact with the first conductive layer than at the surface not in contact with the first conductive layer.” | 03-27-2014 |
20140093790 | NANOFIBROUS ELECTROCATALYSTS - A nanofibrous catalyst and method of manufacture. A precursor solution of a transition metal based material is formed into a plurality of interconnected nanofibers by electro-spinning the precursor solution with the nanofibers converted to a catalytically active material by a heat treatment. Selected subsequent treatments can enhance catalytic activity. | 04-03-2014 |
20140093791 | AIR ELECTRODE FOR METAL AIR BATTERY - The invention provides a metal air battery with a discharge capacity higher than a conventional one. This is achieved by an air electrode for a metal air battery provided with a layered body including a first layer containing a carbon material, a second layer containing a carbon material, and an intermediate layer containing a solid electrolyte and being positioned between the first layer and the second layer. | 04-03-2014 |
20140099559 | COATING COMPOSITIONS FOR ELECTRODE COMPOSITIONS AND THEIR METHODS OF MAKING - Compositions and methods of making are provided for coated electrodes and batteries comprising the same. The compositions may comprise a base composition having an active material selected from the group consisting of LiCoO | 04-10-2014 |
20140099560 | MESOPOROUS METAL OXIDE MICROSPHERE ELECTRODE COMPOSITIONS AND THEIR METHODS OF MAKING - Compositions and methods of making are provided for treated mesoporous metal oxide microspheres electrodes. The compositions comprise (a) microspheres with an average diameter between 200 nanometers (nm) and 10 micrometers (μm); (b) mesopores on the surface and interior of the microspheres, wherein the mesopores have an average diameter between 1 nm and 50 nm and the microspheres have a surface area between 50 m | 04-10-2014 |
20140106240 | AIR CATHODE FOR AIR BATTERIES AND AIR BATTERY - The present invention is to provide an air cathode for air batteries, having excellent high-rate discharge performance, and an air battery comprising the air cathode. | 04-17-2014 |
20140120429 | HIGH CAPACITY GASEOUS DIFFUSION ELECTRODE - A method of producing a gaseous diffusion electrode, including the provision of a stack comprising successively a diffusion layer for a gas, a catalytic layer and a diffusion layer for an electrolyte, the deformation of the stack in such a way as to place opposite one another first and second portions of one of the two diffusion layers, and the bonding of the first and second portions with the aid of a polymer material. A gaseous diffusion electrode is furnished with a stack comprising successively a diffusion layer for a gas, a catalytic layer and a diffusion layer for an electrolyte. Two portions of one of the two diffusion layers are disposed opposite one another and separated by a first layer of polymer material. | 05-01-2014 |
20140127595 | AIR ELECTRODE FOR AIR BATTERY, AND AIR BATTERY - An air electrode for use in an air battery includes at least a conductive material and an inorganic fluoride, with the inorganic fluoride being included in a ratio of from 11 to 22 wt % per 100 wt % of the conductive material and the inorganic fluoride combined. | 05-08-2014 |
20140147755 | METAL AIR BATTERY - The invention provides a metal air battery with improved discharge characteristics compared to conventional ones. This is achieved by a metal air battery including a positive electrode layer, a negative electrode layer, and an electrolyte layer positioned between the positive electrode layer and the negative electrode layer, wherein the positive electrode layer includes an electroconductive material, a binder, and a SiO | 05-29-2014 |
20140147756 | Robust Platinum-Copper Catalysts - Highly active and stable platinum-copper (PtCu) electrocatalysts are provided. The PtCu catalysts can be in the form of discrete, spherical PtCu nanoparticles that include a particle interior comprising platinum and copper, and a surface layer comprising platinum surrounding the particle interior. The PtCu nanoparticles can exhibit enhanced oxygen reduction reaction (ORR) activity as compared to other Pt-based catalysts for ORR. The PtCu nanoparticles are also active as electrocatalysts for the oxidation of small molecule organic compounds, including alcohols such as methanol and ethanol. | 05-29-2014 |
20140154593 | High Capacity Energy Storage - An energy storage device includes a nano-structured cathode. The cathode includes a conductive substrate, an underframe and an active layer. The underframe includes structures such as nano-filaments and/or aerogel. The active layer optionally includes a catalyst disposed within the active layer, the catalyst being configured to catalyze the dissociation of cathode active material. | 06-05-2014 |
20140162146 | ELECTRODE FOR LITHIUM-AIR BATTERY CONTAINING POROUS CARBON SUPPORTED BY CATALYST - Disclosed is an electrode for a lithium-air battery containing porous carbons on which a metal catalyst is supported. In particular, the present invention relates to an electrode for a lithium-air battery with improved battery performance in which metal catalyst supported mesoporous carbons are mixed with heterogeneous conductive carbons as a conductive material, leading to an increase in dispersibility and reaction area. | 06-12-2014 |
20140162147 | ELECTROCHEMICAL DEVICE - An electrochemical device including: a positive electrode including oxygen as a positive active material; a negative electrode including a lithium ion-intercalatable/deintercalatable material as a negative active material; and an electrolytic solution in fluid communication with the positive electrode and the negative electrode and including a solvent and an oxygen absorbing/desorbing material with an oxygen binding rate of about 60 to about 95% in a pure oxygen atmosphere. | 06-12-2014 |
20140162148 | POLYMERIC COMPOUND, OXYGEN PERMEABLE MEMBRANE, AND ELECTROCHEMICAL DEVICE - A polymeric compound including a cross-linked backbone which is a product of a reaction between a multifunctional acrylate compound and a metal porphyrin derivative, wherein the metal porphyrin derivative has a first axial position and a second axial position, and further includes a basic coordination ligand coordinated at the first axial position of the metal porphyrin derivative. | 06-12-2014 |
20140162149 | SOLID OXIDE FUEL CELL - Disclosed is a durable solid oxide fuel cell that is less likely to have a problem of a conventional solid oxide fuel cell that an air electrode containing a peroviskite oxide, when exposed to a reducing atmosphere, is separated at the stop of operation, especially shutdown. The solid oxide fuel cell includes an air electrode that is obtained by firing a compact containing a perovskite oxide and sulfur element. The content of the sulfur element in the air electrode as fresh after firing or before the start of power generation is in the range of 50 ppm to 3,000 ppm. The separation of the air electrode is effectively suppressed at the shutdown operation. | 06-12-2014 |
20140178774 | CATHODE MATERIAL FOR LITHIUM-OXYGEN BATTERY - A lithium-oxygen battery may include an anode, a cathode, and an electrolyte between, and in contact with, the anode and the cathode. The anode may include lithium and/or a lithium alloy. In some examples, the cathode defines a surface that is predominantly metal oxide with an electron conductivity of at least 10 | 06-26-2014 |
20140178775 | PROTECTED ANODE FOR LITHIUM AIR BATTERY AND LITHIUM AIR BATTERY INCLUDING THE SAME - A protected anode for lithium air batteries and a lithium air battery including the protected anode are provided. The protected anode includes: an anode intercalates and deintercalates lithium ions; a lithium ion-conductive solid electrolyte membrane; and a polymer electrolyte disposed between the anode and the ion-conductive solid electrolyte membrane, wherein the polymer electrolyte includes a lithium ion-conductive polymer, a compound represented by Formula 1 having a number average molecular weight from about 300 to about 1,000, and a lithium salt, and an amount of the compound of Formula 1 is from about 10 parts to about 25 parts by weight based on 100 parts by weight of the polymer electrolyte: | 06-26-2014 |
20140178776 | LITHIUM-AIR BATTERY AND LITHIUM ANODE COMPOSITE THEREOF - A lithium-air battery having a lithium anode composite and an air electrode. The lithium anode composite includes a plate-shaped or strip-shaped anode current collector; two plate-shaped anode layers made from metallic lithium, an alloy primarily composed of lithium, or a compound primarily composed of lithium and arranged to sandwich a part of the anode current collector; two plate-shaped isolating layers made from glass ceramics having lithium ion conductivity and arranged to sandwich another part of the anode current collector and the whole of the two anode layers; and a junction provided to join and close outer peripheral portions of the two isolating layers with rest of the anode current collector being exposed outward between the two isolating layers. The air electrode includes an air electrode layer having an electroconductive material and a plate-shaped or strip-shaped air electrode current collector electrically connected to the air electrode layer. | 06-26-2014 |
20140178777 | PROTECTED ANODE, LITHIUM AIR BATTERY INCLUDING THE SAME, AND METHOD OF PREPARING ION CONDUCTIVE PROTECTIVE LAYER - A protected anode including: an anode including lithium or capable of reversibly incorporating lithium ions; and a lithium ion-conductive protective layer on the anode and including a ceramic composite represented by Formula 1: | 06-26-2014 |
20140186724 | MULTI-LAYER STRUCTURES PREPARED BY LAYER-BY-LAYER ASSEMBLY - A protective layer can be deposited on a surface of an porous polymer separator placing on a Li-metal electrode to protect against adverse electrochemical activity in a battery. The protective layer can be a multilayered structure including graphene oxide. | 07-03-2014 |
20140193719 | METAL HYDRIDE ALLOY WITH ENHANCED SURFACE MORPHOLOGY - The performance of an AB | 07-10-2014 |
20140193720 | AIR BATTERY - The preset invention is to provide an air battery including, in an air electrode layer, a needle-shaped carbon material having more reaction starting points of oxygen reduction reaction than conventional carbon materials. Disclosed is an air battery including at least an air electrode, a negative electrode and an electrolyte layer disposed between the air electrode and the negative electrode, wherein the air electrode is provided with at least an air electrode layer, and the air electrode layer contains a needle-shaped carbon material having an average aspect ratio of 10 or more and a DIG ratio of 0.1 or more. | 07-10-2014 |
20140193721 | AQUEOUS ELECTROLYTE BATTERY - An aqueous electrolyte battery is provided with a positive electrode, a negative electrolyte, an aqueous electrolyte, and a deposition portion that promotes deposition of discharge product and that is provided at a location that contacts the aqueous electrolyte and that is a location other than at a catalyst included in the positive electrode. | 07-10-2014 |
20140205917 | METAL-AIR BATTERY - To provide a metal-air battery which allows rapid and efficient supply of a liquid electrolyte to an air electrode and an increase in charge-discharge capacity. Disclosed is a metal-air battery including an air electrode layer, a negative electrode layer and an electrolyte layer, the electrolyte layer being present between the air electrode layer and the negative electrode layer, wherein the electrolyte layer includes a separator and a liquid electrolyte, the separator having insulating properties and a porous structure, and the liquid electrolyte being infiltrated in the separator, and wherein a liquid electrolyte reservoir layer is present between the separator and the air electrode layer, the liquid electrolyte reservoir layer having a porous structure which is larger in pore diameter than the separator. | 07-24-2014 |
20140205918 | STORAGE ELEMENT AND METHOD FOR THE PRODUCTION THEREOF - A storage element for a solid electrolyte battery is provided. The storage element has a main member having a porous matrix of sintered ceramic particles in which particles that are made of a metal and/or a metal oxide and jointly form a redox couple are embedded. Along a preferred direction, the storage element has a certain concentration gradient of the particles made of the metal and/or the metal oxide and/or a certain gradient of a pore density and/or a pore size, thereby allowing the diffusion behavior of oxygen ions within the main member to be controlled and thus the charge and discharge kinetics, the life and the capacity of the battery to be improved. | 07-24-2014 |
20140220458 | MAGNESIUM FUEL CELL - The invention provides magnesium fuel cells which can prevent the self-discharge of negative electrode materials and can produce electricity stably for a long term. A magnesium fuel cell includes a negative electrode material including a magnesium alloy, and an electrolytic solution for eluting magnesium ions from the negative electrode material. The magnesium alloy contains aluminum and calcium. The electrolytic solution is preferably an aqueous sodium chloride solution, an aqueous sodium hydroxide solution, an aqueous sodium hydrogencarbonate solution, an aqueous sodium percarbonate solution, or a mixture including two or more of these solutions. | 08-07-2014 |
20140220459 | ELECTRODE MATERIAL, ELECTRODE, AND BATTERY - An electrode includes a plant-derived porous carbon material having an ability to catalyze oxygen reduction. | 08-07-2014 |
20140220460 | ELECTROLYTE FOR BATTERY CONTAINING AN IRON ELECTRODE - Provided is a battery comprising an iron electrode and an electrolyte comprised of sodium hydroxide, lithium hydroxide and a soluble metal sulfide. In one embodiment, the concentration of sodium hydroxide in the electrolyte ranges from 6.0 M to 7.5 M, the amount of lithium hydroxide present in the electrolyte ranges from 0.5 M to 2.0 M, and the amount of metal sulfide present in the electrolyte ranges from 1 to 2% by weight. | 08-07-2014 |
20140220461 | AIR BATTERY, MOBILE OBJECT COMPRISING THE AIR BATTERY AND METHOD FOR USING AN AIR BATTERY - An object of the invention is to provide an air battery that can avoid anode corrosion and withstand long-term use and storage, a mobile object including the air battery, and a method for using an air battery. Disclosed is an air battery including an air electrode, an anode, a liquid electrolyte layer and an outer case, the liquid electrolyte layer being present between the air electrode and the anode, and the outer case housing one or two or more laminates each comprising the air electrode, the anode and the liquid electrolyte layer, wherein the anode includes at least an anode active material layer and an anode current collector in order from the closest to the liquid electrolyte layer, and wherein the anode active material layer and the anode current collector are present on the upper side of the vertical direction and above the liquid electrolyte layer. | 08-07-2014 |
20140234731 | Metal/Air Battery with Gas Separation Nanostructure - A metal/air electrochemical cell in one embodiment includes a negative electrode, a positive electrode, an oxygen supply, and a closed oxygen conducting membrane less than about 50 microns thick located between the oxygen supply and the positive electrode. | 08-21-2014 |
20140234732 | ANODE FOR LITHIUM SECONDARY BATTERY, FABRICATING METHOD THEREOF AND LITHIUM AIR BATTERY HAVING THE SAME - Provided is an anode for a lithium secondary battery capable of improving the performance and the life of a lithium air battery by forming the anode so that lithium metal is sealed, but migration of lithium ions is possible, and thus, preventing corrosion of a lithium metal and the generation of hydrogen gas caused by permeation of moisture and oxygen gas into the anode, a manufacturing method thereof, and a lithium air battery containing the same. | 08-21-2014 |
20140234733 | CATHODE, LITHIUM AIR BATTERY INCLUDING SAME, AND PREPARATION METHOD THEREOF - An air battery cathode including an organic-inorganic composite material including lyophobic nanopores, the organic-inorganic composite material including a porous metal oxide, and a lyophobic layer on a surface of a pore of the porous metal oxide and having a contact angle of greater than about 90°; and a binder. Also a lithium air battery including the cathode, and a method of manufacture the cathode. | 08-21-2014 |
20140248544 | METALIZED, THREE-DIMENSIONAL STRUCTURED OXYGEN CATHODE MATERIALS FOR LITHIUM/AIR BATTERIES AND METHOD FOR MAKING AND USING THE SAME - This disclosure relates generally to cathode materials for electrochemical energy cells, more particularly to metal/air electrochemical energy cell cathode materials containing silver vanadium oxide and methods of making and using the same. The metal/air electrochemical energy cell can be a lithium/air electrochemical energy cell. Moreover the silver vanadium oxide can be a catalyst for one or more of oxidation and reduction processes of the electrochemical energy cell. | 09-04-2014 |
20140255798 | COATING OF POROUS CARBON FOR USE IN LITHIUM AIR BATTERIES - A cathode includes a carbon material having a surface, the surface having a first thin layer of an inert material and a first catalyst overlaying the first thin layer, the first catalyst including metal or metal oxide nanoparticles, wherein the cathode is configured for use as the cathode of a lithium-air battery. | 09-11-2014 |
20140255799 | Lithium-Air Battery Cathodes and Methods of Making the Same - A lithium-air battery cathode having increased mesopore and macropore volume and methods of making the cathode are provided. In at least one embodiment, a plurality of mesopores is present in the cathode having a porosity of 1 to 70 percent. In another embodiment, a plurality of macropores are present in the cathode having a porosity of 5 to 99 percent. In one embodiment, the mesopores and macropores are imprinted using a sacrificial material. In another embodiment, the mesopores and macropores are imprinted by applying a template. In another embodiment, the mesopores and macropores are formed by coating cathode material onto a porous substrate. | 09-11-2014 |
20140255800 | POSITIVE ELECTRODE FOR LITHIUM AIR BATTERY, METHOD OF PREPARING SAME, AND LITHIUM AIR BATTERY INCLUDING SAME - A positive electrode for a lithium air battery includes a current collector, and a positive electrode catalyst layer on the current collector. The positive electrode catalyst layer includes a first conductive material supported on a binder, a second conductive material on the first conductive material, and a catalyst supported on the second conductive material. | 09-11-2014 |
20140255801 | Electrode and energy store including an electrode - An electrode, in particular a gas diffusion electrode, for a metal-oxygen battery. To achieve an improved performance output, e.g., an improved energy density or an improved capacity, the electrode includes a porous carrier substrate on which a porous active material is situated, the electrode having a gradient of medium pore sizes between the carrier substrate and the active material. Also described is an energy store including the electrode as described. | 09-11-2014 |
20140255802 | STABLE NON-AQUEOUS ELECTROLYTE PROMOTING IDEAL REACTION PROCESS IN RECHARGEABLE LITHIUM-AIR BATTERIES - The present invention relates to a lithium-air battery including: a negative electrode containing a negative-electrode active material; a positive electrode using oxygen as a positive-electrode active material; and an electrolyte medium arranged between the negative electrode and the positive electrode; wherein the electrolyte medium includes as primary solvent one or more compounds having an —N—CO— group in the molecule. | 09-11-2014 |
20140272610 | POROUS GRAPHENE NANOCAGES FOR BATTERY APPLICATIONS - An active material composition includes a porous graphene nanocage and a source material. The source material may be a sulfur material. The source material may be an anodic material. A lithium-sulfur battery is provided that includes a cathode, an anode, a lithium salt, and an electrolyte, where the cathode of the lithium-sulfur battery includes a porous graphene nanocage and a sulfur material and at least a portion of the sulfur material is entrapped within the porous graphene nanocage. Also provided is a lithium-air battery that includes a cathode, an anode, a lithium salt, and an electrolyte, where the cathode includes a porous graphene nanocage and where the cathode may be free of a cathodic metal catalyst. | 09-18-2014 |
20140272611 | Metal/Oxygen Battery with an Oxygen Supply System - In one embodiment, a metal/oxygen battery with an oxygen management system includes a negative electrode, a positive electrode, a separator positioned between the negative electrode and the positive electrode, a first oxygenated gas supply reservoir, a compressor with an outlet fluidly coupled to the first oxygenated gas supply reservoir, and a valve and pressure regulator fluidly coupled to the first oxygenated gas supply reservoir and to the positive electrode and configured to place the first oxygenated gas supply reservoir in fluid communication with the positive electrode during a discharge cycle, and place the positive electrode in fluid communication with an inlet of the compressor during a charge cycle. | 09-18-2014 |
20140295293 | ELECTRODE AND MANUFACTURING METHOD THEREOF - Provided is an electrode that contributes to higher performance improvement of batteries and capacitors by selecting a dispersant not only for uniformalizing an electrode structure but also playing the performance improvement role for the batteries or capacitors. An electrode | 10-02-2014 |
20140295294 | LITHIUM AIR BATTERY AND LITHIUM ION SECONDARY BATTERY - A lithium air battery | 10-02-2014 |
20140295295 | RECHARGEABLE ANION BATTERY CELL USING A MOLTEN SALT ELECTROLYTE - A rechargeable electrochemical battery cell includes a molten carbonate salt electrolyte whose anion transports oxygen between a metal electrode and an air electrode on opposite sides of the electrolyte, where the molten salt electrolyte is retained inside voids of a porous electrolyte supporting structure sandwiched by the electrodes, and the molten salt includes carbonate including at least one of the alkaline carbonate including Li | 10-02-2014 |
20140295296 | METAL-AIR CELL PROVIDED WITH GEL-FORM SOLID ELECTROLYTE - There is provided a lithium-air secondary cell having an air electrode, a negative electrode containing metal lithium or a lithium-containing material and a gel-form solid electrolyte, wherein the gel-form solid electrolyte contains a solid electrolyte salt, a solvent, and a specific lipid peptide-type gelator composed. | 10-02-2014 |
20140295297 | STORAGE ELEMENT FOR A SOLID ELECTROLYTE ENERGY STORE - A storage element for a solid electrolyte energy store and a method of producing a storage element are provided. The storage element has a three-dimensional grid structure made of a material that comprises an electron-conducting redox pair. | 10-02-2014 |
20140302407 | Air Electrode Catalyst - This invention proposes metal complexes of polyphenylenediamines as the precursors of carbonized materials used as air electrode catalysts. Method of production includes mixing phenylenediamine monomer with a catalyst carrier in a solvent and adding an oxidant with metal salt to produce a metal complex of polyphenylenediamine. After drying the precursor is heat treated in the temperature range 400° C.-1000° C.° in nitrogen. Then the catalyst is leached and heat treated once again. In a modified procedure the heat treatment is carried out in air while leaching and subsequent thermal treatment are eliminated. The catalyst has demonstrated high performance and stability as the component of the air electrode of a metal-air battery. | 10-09-2014 |
20140308591 | ALKALI METAL-OXYGEN CELL HAVING A TITANATE ANODE - An alkali metal-oxygen cell includes a negative electrode, an oxygen electrode, and a separator configured to conduct alkali metal ions. To improve the cycling stability of the negative electrode and also the cycling stability, the life, the high-current loading capability, the pulse loading capability and the safety behavior of the cell, the negative electrode includes at least one alkali metal titanate. In particular the at least one alkali metal titanate is one into or from which an alkali metal can reversibly be intercalated and deintercalated. | 10-16-2014 |
20140308592 | METHOD OF MANUFACTURING DISPERSION LIQUID FOR ELECTRODE CATALYST, DISPERSION LIQUID FOR ELECTRODE CATALYST, METHOD OF MANUFACTURING ELECTRODE CATALYST, ELECTRODE CATALYST, ELECTRODE STRUCTURE, MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL AND AIR CELL - A method of manufacturing a dispersion liquid for an electrode catalyst, the method comprising a step of supporting a precious metal on the surface of a carrier by an electrodeposition process using a raw material mixed solution in which a particulate carrier is dispersed in a solvent and a compound including the precious metal element is dissolved in the solvent, wherein the carrier has oxygen reduction capability and is free of precious metal elements. | 10-16-2014 |
20140308593 | CELL SYSTEM - A cell system using air as a positive-electrode active material and a metal substance as a negative-electrode active material includes a thin film of the metal substance, a pair of reels, each end being connected to the thin film, an electrode positioned in a vicinity of a path of the thin film between each of the reels, and a molten solution that is positioned downstream of the electrode and melts the metal substance oxidized when power is generated. The metal substance may include, for example, magnesium, aluminum, zinc, lithium and iron, the electrode may include a copper electrode, and the molten solution may include a hydrochloric acid solution, a sulfuric acid solution and an acetic acid solution. The cell system includes the pair or reels to which the thin film is connected, where the pair of reels may be configured by a cartridge type. | 10-16-2014 |
20140315105 | Cathode for Lithium-Air Battery, Method Of Manufacturing The Same, And Lithium-Air Battery Comprising The Same - This invention relates to a cathode for a lithium-air battery, a method of manufacturing the same and a lithium-air battery including the same. The method of manufacturing the cathode for a lithium-air battery includes 1) stirring a cobalt salt, triethanolamine and distilled water, thus preparing a cobalt solution, 2) electroplating the cobalt solution on a porous support, thus preparing a cobalt plated porous support, 3) reacting the cobalt plated porous support with a mixture solution including oxalic acid, water and ethanol, thus forming cobalt oxalate on the porous support, and 4) thermally treating the cobalt oxalate. | 10-23-2014 |
20140315106 | AIR BATTERY - An air battery includes a cathode layer and an anode layer sandwiching an electrolyte layer, and an electrically insulative outer case. The cathode layer has a cathode member, a cathode current collector and a liquid tight/gas permeable member. The cathode layer is provided with a contact member between the outer case and the cathode layer, in which the inner end thereof is in contact with the periphery of the cathode current collector, and the outer end thereof is exposed on a cathode-side surface. The outer end of the contact member protrudes outward with respect to a surface of the liquid tight/gas permeable member to an extent reaching at least a plane including an end face of the outer case. Therefore, this air battery can be directly connected to another battery in series, and is suitable for an on-vehicle power source. | 10-23-2014 |
20140315107 | METAL-AIR BATTERY - Provided is a metal-air battery which has higher discharge capacity than conventional metal-air batteries. The present invention is a metal-air battery, which comprises a positive electrode layer, a negative electrode layer and an electrolyte layer that is arranged between the positive electrode layer and the negative electrode layer, and wherein the positive electrode layer contains a carbon material and is provided with two or more through holes that penetrate the positive electrode layer in the thickness direction. | 10-23-2014 |
20140335429 | ALKALINE BATTERY WITH ELECTROLYTE GRADIENT - A membrane electrode assembly includes a gas diffusion layer, a catalytic layer in fluid communication with the gas diffusion layer, an anodic layer and a bipolar solid electrolyte disposed between the catalytic and anodic layers. The bipolar solid electrolyte inhibits carbonate formation in air breathing alkaline cells and inhibits dendritic growth between the anodic and catalytic layers. | 11-13-2014 |
20140356736 | POSITIVE ELECTRODE FOR LITHIUM BATTERIES, LITHIUM BATTERY INCLUDING THE POSITIVE ELECTRODE, AND METHODS OF MANUFACTURE THEREOF - A positive electrode for a lithium battery including a protected negative electrode containing a lithium metal or a lithium alloy, wherein the positive electrode contains a positive electrode active material, a polyoxometalate compound, and a conductive material. Also provided is a lithium battery including the positive electrode. | 12-04-2014 |
20140356737 | Lithium-Air Battery and Preparation Method Thereof - A lithium-air battery includes a positive electrode layer, a negative electrode layer, and an electrolyte layer, where the positive electrode layer, the negative electrode layer and the electrolyte layer are accommodated in a receiving space formed by a housing; a side of the housing adjacent to the positive electrode layer and away from the negative electrode layer is provided with a pore absorbing air from outside the housing; the positive electrode layer includes a positive electrode current collector and a reaction layer that is coated or hot-pressed on the positive electrode current collector; the negative electrode layer includes a lithium storage layer having lithium ion intercalation and deintercalation capabilities and a lithium source negative electrode active material layer coated or hot-pressed on a surface of the lithium storage layer, and the electrolyte layer is sandwiched between the reaction layer in the positive electrode layer and the negative electrode layer. | 12-04-2014 |
20140370399 | METAL-AIR BATTERY - A metal-air battery with a high discharge capacity is provided. Discharge capacity can be increased by a metal-air battery that includes an air electrode, a negative electrode and an electrolyte layer, where the electrolyte layer includes a porous separator, and a liquid electrolyte infiltrated in the separator, and a contact angle between the liquid electrolyte and a negative electrode side-face of the separator is smaller than that between the liquid electrolyte and an air electrode side-face of the separator. | 12-18-2014 |
20140370400 | BATTERY PACK - Each air battery stacked in a battery pack includes a cathode layer, an anode layer, an electrolyte layer and a frame member having electrical insulation properties and surrounding at least outer circumferences of the electrolyte layer and the cathode layer. The cathode layer includes a fluid-tight air-permeable member located at a cathode surface thereof and having, when viewed in plan, an outer circumferential edge portion situated outside of the outer circumference of the electrolyte layer. The frame member includes a holding portion located a cathode side thereof so as to hold the outer circumferential edge portion of the fluid-tight air-permeable member. The outer circumferential edge portion of the fluid-tight air-permeable member is adapted as a compressed region to which a compressive load is applied in a thickness direction thereof. By this structure, it is possible to achieve both of thickness reduction and high electrolyte sealing performance. | 12-18-2014 |
20140377670 | LITHIUM ION CONDUCTING PROTECTIVE FILM AND METHOD OF USE - A lithium ion conducting protective film produced using a layer-by-layer assembly process. The lithium ion conducting protective film is assembled on a substrate by a sequential exposure of the substrate to a first poly(ethylene oxide) (PEO) layer including a cross-linking silane component on the first side of the substrate, a graphene oxide (GO) layer on the first PEO layer, a second poly(ethylene oxide) (PEO) layer including a cross-linking silane component on the GO layer and a poly(acrylic acid) (PAA) layer on the second PEO layer. The film functions as a lithium ion conducting protective film that isolates the lithium anode from the positive electrochemistry of the cathode in a lithium-air battery, thereby preventing undesirable lithium dendrite growth | 12-25-2014 |
20150017554 | PROCESS FOR PRODUCING TRANSPORT AND STORAGE-STABLE OXYGEN-CONSUMING ELECTRODE - A process for producing oxygen-consuming electrodes, in particular for use in chloralkali electrolysis, which display good transport capability and storage capability. In the process, a silver oxide-containing sheet-like structure as intermediate is electrochemically reduced. Also disclosed are methods of using these electrodes in chloralkali electrolysis or fuel cell technology or in metal-air batteries, and the fuel cells and metal-air batteries produced. | 01-15-2015 |
20150017555 | USE OF MESOPOROUS GRAPHITE PARTICLES FOR ELECTROCHEMICAL APPLICATIONS - The present invention relates to the use of mesoporous graphitic particles having a loading of sintering-stable metal nanoparticles for fuel cells and further electrochemical applications, for example as constituent of layers in electrodes of fuel cells and batteries. | 01-15-2015 |
20150024289 | HIERARCHICAL METAL/TiSi2 NANOSTRUCTURE MATERIALS AND METHOD OF PREPARATION THEREOF - The invention provides a unique catalyst system without the need for carbon. Metal nanoparticles were grown onto conductive, two-dimensional material of TiSi | 01-22-2015 |
20150024290 | METAL-AIR BUTTON CELLS AND METHOD OF MANUFACTURING THE SAME - Metal-air button cells including a closed cell housing and, arranged therein, an air cathode and a metal-based anode separated from one another by a separator, wherein the cell housing is substantially composed of a first housing half-part and a second housing half-part; the housing half-parts are configured to be cup-shaped and have a base and a circumferential side wall; the base of the second housing half-part has one or more entry and/or exit openings for atmospheric oxygen; and the air cathode is configured to be disc-shaped and is positioned on the base of the second housing half-part such that it covers the entry and/or exit openings and its periphery bears on the inner side of the circumferential side wall of the second housing half-part. | 01-22-2015 |
20150024291 | Storage Container for Thin Lithium-Air Cell, and Cell - A containment vessel of a thin lithium-air battery with improved safety is provided. By using the containment vessel, an explosive reaction (ignition) of the electrolyte including lithium metal or ion can be suppressed. The containment vessel ( | 01-22-2015 |
20150024292 | LITHIUM AIR SECONDARY BATTERY - The present invention provides a lithium-air secondary battery that is capable of effectively preventing deterioration of an alkaline electrolytic solution, air electrode, and negative electrode and has a long life and high long-term reliability. The lithium-air secondary battery comprises an air electrode | 01-22-2015 |
20150030941 | INTERNAL CONVECTION CELL - An electrochemical cell includes a permeable fuel electrode configured to support a metal fuel thereon, and an oxidant reduction electrode spaced from the fuel electrode. An ionically conductive medium is provided for conducting ions between the fuel and oxidant reduction electrodes, to support electrochemical reactions at the fuel and oxidant reduction electrodes. A charging electrode is also included, selected from the group consisting of (a) the oxidant reduction electrode, (b) a separate charging electrode spaced from the fuel and oxidant reduction electrodes, and (c) a portion of the permeable fuel electrode. The charging electrode is configured to evolve gaseous oxygen bubbles that generate a flow of the ionically conductive medium. One or more flow diverters are also provided in the electrochemical cell, and configured to direct the flow of the ionically conductive medium at least partially through the permeable fuel electrode. | 01-29-2015 |
20150037692 | Lithium Air Battery - Provided is a lithium air battery, and more particular, a lithium air battery including a buffer layer consisting of a conductive ion-exchange resin and a mesoporous carbon formed between an electrolyte and a catalyst layer configuring a cathode to prevent a contact between the catalyst layer and a large amount of electrolyte in the lithium air battery, thereby reducing occurrence of overvoltage at the time of charging and discharging the battery. At the same time, the lithium air battery of the present invention may suppress evaporation of the electrolyte solution to improve durability, thereby preventing deterioration in performance of the battery, and extending a lifespan. | 02-05-2015 |
20150044581 | SOLID STATE LITHIUM-AIR BASED BATTERY CELL - In an example, the present invention provides a solid state battery device, e.g., battery cell or device. The device has a current collector region and a lithium containing anode member overlying the current collector region. The device has a thickness of electrolyte material comprising a first garnet material overlying the lithium containing anode member. The thickness of electrolyte material has a density ranging from about 80 percent to 100 percent and a porous cathode material comprising a second garnet material overlying the thickness of electrolyte material. The porous cathode material has a porosity of greater than about 30 percent and less than about 95 percent and a carbon bearing material overlying a surface region of the porous cathode material. In an example, the carbon bearing material comprises substantially carbon material, although there can be variations. | 02-12-2015 |
20150050568 | HIGH-POWER ALUMINUM-AIR BATTERY SYSTEM - A high-power aluminum-air battery system, which is battery pack electrically connected by at least two single aluminum-air batteries in series or parallel, bottom of the battery pack is provided with two liquid flow handling chambers, and upward side of the battery pack is provided with liquid distributing apparatus, the single aluminum-air batteries are interlinked with the liquid flow handling chambers via the respective liquid outlet pipes, the liquid flow handling chambers are interlinked with the pump liquid chamber via their respective liquid transmission pipes, the pump liquid chamber is interlinked with the liquid flow pump via the liquid sucking pipe, and the liquid delivery pipe of the liquid flow pump is interlinked with the liquid distributing apparatus, the liquid distributing apparatus is interlinked with the single aluminum-air batteries under it via liquid inlet pipes. | 02-19-2015 |
20150050569 | AIR CELL - An air cell includes a plurality of electrode structures each including a filling chamber for an electrolyte liquid interposed between an air electrode and a metal negative electrode; an electrode housing portion individually housing the plural electrode structures; and a liquid supply unit which supplies the electrolyte liquid to the plural electrode structures. The electrode housing portion includes a plurality of liquid injection holes to inject the electrolyte liquid into the filling chambers of the respective electrode structures and a plurality of liquid junction prevention portions each dividing a space between the liquid injection holes adjacent to each other. The liquid supply unit includes a liquid injection device allowing the electrolyte liquid to flow into the plural liquid injection holes. | 02-19-2015 |
20150064580 | NITRIDE- AND OXIDE-MODIFIED ELECTRODE COMPOSITIONS AND THEIR METHODS OF MAKING - Compositions and methods of making compositions are provided for nitride- and/or oxide-modified electrode compositions. In certain embodiments, the nitride- and/or oxide-modified compositions have the general formula M | 03-05-2015 |
20150086881 | Large-grain graphene thin film current collector and secondary batteries containing same - A unitary graphene-based current collector in a battery or capacitor. The current collector is or contains a unitary graphene layer that is composed of closely packed and chemically bonded parallel graphene planes having an inter-graphene plane spacing of 0.335 to 0.40 nm and an oxygen content less than 5% by weight (more typically 0.001% to 1%), an average grain size larger than 5 μm (more typically >100 μm; some as large as >cm), a physical density higher than 1.8 g/cm | 03-26-2015 |
20150086882 | AIR CELL - An air cell includes a positive electrode and a negative electrode, and an outer frame member located at outer peripheries of the positive electrode and the negative electrode. The positive electrode and the outer frame member are integrally joined together. An assembled battery includes a plurality of air cells, the air cells being stacked on top of each other. This configuration can increase mechanical strength and improve sealing performance for an electrolysis solution in the positive electrode. In addition, a reduction in thickness of the entire air cell can be achieved so that the assembled battery suitable for use in a vehicle can be provided. | 03-26-2015 |
20150086883 | POSITIVE ELECTRODE FOR AIR CELL AND MANUFACTURING METHOD THEREOF - A positive electrode ( | 03-26-2015 |
20150086884 | High Efficiency Nickel-Iron Battery - A rechargeable battery includes an iron electrode comprising carbonyl iron composition dispersed over a fibrous electrically conductive substrate. The carbonyl iron composition includes carbonyl iron and at least one additive. A counter-electrode is spaced from the iron electrode. An electrolyte is in contact with the iron electrode and the counter-electrode such that during discharge. Iron in the iron electrode is oxidized with reduction occurring at the counter-electrode such that an electric potential develops. During charging, iron oxides and hydroxides in the iron electrode are reduced with oxidation occurring at the counter-electrode (i.e., a nickel electrode or an air electrode). | 03-26-2015 |
20150093658 | LITHIUM-AIR BATTERIES, METHOD FOR MAKING LITHIUM-AIR BATTERIES - The invention provides a method for generating Li | 04-02-2015 |
20150093659 | ALUMINIUM-AIR BATTERY AND ACCUMULATOR SYSTEM - The invention relates to an electrochemical cell capable of generating and/or accumulating electrical energy, comprising an oxidizable electrode ( | 04-02-2015 |
20150099196 | SODIUM-OXYGEN CELLS - The present invention relates to sodium oxygen cells comprising (A) at least one anode comprising sodium, (B) at least one gas diffusion electrode comprising at least one porous support, and (C) a liquid electrolyte comprising at least one aprotic glycol diether with a molecular weight M | 04-09-2015 |
20150099197 | LITHIUM-LANTHANUM-TITANIUM OXIDE SINTERED MATERIAL, SOLID ELECTROLYTE CONTAINING THE OXIDE, AND LITHIUM AIR BATTERY AND ALL-SOLID LITHIUM BATTERY INCLUDING THE SOLID ELECTROLYTE - A lithium-lanthanum-titanium oxide sintered material has a lithium ion conductivity 3.0×10 | 04-09-2015 |
20150104720 | LITHIUM AIR BATTERY - A lithium air battery including an anode for intercalating/deintercalating lithium ions; a cathode having oxygen as a cathode active material, a lithium ion conductive solid electrolyte membrane disposed between the anode and the cathode; and an electrolyte, wherein the electrolyte is disposed between the lithium ion conductive solid electrolyte membrane and the cathode, and wherein the electrolyte includes at least one compound selected from a compound represented by Formula 1 and a copolymer including a repeating unit represented by Formula 2 as an additive: | 04-16-2015 |
20150111114 | FUNCTIONAL POROUS MATERIAL, METAL-AIR BATTERY, AND METHOD FOR MANUFACTURING FUNCTIONAL POROUS MATERIAL - In a metal-air battery, a negative electrode, an electrolyte layer, and a positive electrode are concentrically disposed in the stated order, radially outward from the central axis, and the outer circumferential surface of the positive electrode is enclosed by a liquid-repellent layer ( | 04-23-2015 |
20150118584 | CATHODE FOR A LITHIUM/AIR BATTERY, COMPRISING A BILAYER STRUCTURE OF DIFFERENT CATALYSTS AND LITHIUM/AIR BATTERY COMPRISING THIS CATHODE - A catalytic cathode, intended for a lithium-air battery comprising catalytic particles supported on electron-conducting particles, comprises a first face intended to be in contact with an ion-conducting material and a second face intended to be in contact with atmospheric oxygen, and comprises at least: a first catalytic layer intended to be in contact with the ion-conducting material, and; a second catalytic layer intended to be in contact with atmospheric oxygen, characterized in that: said first layer comprises first entities of catalytic particles promoting the reaction for the oxidation of lithium-based products, said entities being based on cobalt or on nickel; said second catalytic layer comprises second entities of catalytic particles promoting the reaction for the reduction of oxygen, said second entities being based on manganese or on silver or on platinum. A lithium-air battery comprising the cathode is also provided. | 04-30-2015 |
20150125762 | LITHIUM ELECTROCHEMICAL STORAGE BATTERY OF THE LITHIUM/AIR TYPE - A lithium-air storage battery having at least one electrochemical cell with
| 05-07-2015 |
20150125763 | METAL-AIR FLOW BATTERIES USING OXYGEN ENRICHED ELECTROLYTE - A metal air flow battery includes an electrochemical reaction unit and an oxygen exchange unit. The electrochemical reaction unit includes an anode electrode, a cathode electrode, and an ionic conductive membrane between the anode and the cathode, an anode electrolyte, and a cathode electrolyte. The oxygen exchange unit contacts the cathode electrolyte with oxygen separate from the electrochemical reaction unit. At least one pump is provided for pumping cathode electrolyte between the electrochemical reaction unit and the oxygen exchange unit. A method for producing an electrical current is also disclosed. | 05-07-2015 |
20150132668 | CONDUCTIVE POROUS LAYER FOR BATTERY, AND MANUFACTURING METHOD FOR SAME - An object of the present invention is to provide a conductive porous layer for batteries in which adhesion between a conductive porous substrate and the conductive porous layer is excellent, and pores in the conductive porous layer are maintained without being deformed. The conductive porous layer for batteries of the present invention contains a laminate containing a first conductive layer and a second conductive layer, the first conductive layer including a conductive carbon material and a polymer, and the second conductive layer including a conductive carbon material and a polymer, and the polymer contained in the first conductive layer having a glass transition temperature (Tg) 30° C. or more higher than the glass transition temperature (Tg) of the polymer contained in the second conductive layer. | 05-14-2015 |
20150132669 | PROCESS FOR PRODUCING A CARBON-SUPPORTED MANGANESE OXIDE CATALYST AND ITS USE IN RECHARGEABLE LITHIUM-AIR BATTERIES - The present invention relates to a process for producing carbon-supported manganese oxide catalysts, to carbon-supported manganese oxide catalysts obtainable or obtained by the process according to the invention, to gas diffusion electrodes comprising said carbon-supported manganese oxide catalysts and to electrochemical cells comprising said gas diffusion electrodes. | 05-14-2015 |
20150140453 | AQUEOUS ELECTROLYTE FOR LITHIUM-AIR BATTERY - The present invention relates to an electrochemical device, in particular a lithium-air battery with an aqueous electrolyte, comprising: a negative electrode compartment containing lithium metal; a positive electrode compartment comprising at least one positive air electrode making contact with an aqueous solution containing lithium hydroxide; and a solid electrode separating, in a gas and fluidtight manner, the negative electrode compartment from the positive electrode compartment, characterized in that the aqueous solution containing the lithium hydroxide furthermore contains at least one additive decreasing the solubility of the lithium ions. The invention also relates to a method for storing and releasing electrical energy using a lithium-air battery according to the invention. | 05-21-2015 |
20150140454 | STORAGE STRUCTURE OF AN ELECTRICAL ENERGY STORAGE CELL - A storage structure of an electrical energy storage cell is provided having an active storage material, wherein the active storage material has a particle size distribution which has a d | 05-21-2015 |
20150140455 | IRON-AIR ASSEMBLED CELL AND METHOD FOR USING THE SAME - Disclosed is a method for using an iron-air assembled cell, wherein, when iron (Fe) contained in a first anode is turned into an iron compound A and, as a result, the voltage of a first iron-air unit cell becomes less than 0.7 V, a second anode is changed to a third anode comprising a third anode active material that contains iron (Fe) as a major component, or a second iron-air unit cell is changed to a third iron-air unit cell which comprises at least a third cathode, the third anode, and a third electrolyte layer present between the third cathode and anode, and which has a voltage of 0.7 V or more and 1 V or less. | 05-21-2015 |
20150295289 | SHARED ELECTRODE HYBRID BATTERY-FUEL CELL SYSTEM - A hybrid power cell is provided that combines a nickel-metal hydride battery, solid state hydrogen storage, and alkaline fuel cell technologies in a single cell operating within a targeted intermediate temperature range. A cell includes a cathode that is capable of using raw atmospheric air as an oxygen source and an anode that is capable of reversible electrochemical and gas phase hydrogen storage, where the anode and the cathode are highly functional at intermediate temperatures. The resulting hybrid power cell overcomes prior challenges of reliable high-capacity grid-tied energy storage necessary for greater renewable energy adoption. | 10-15-2015 |
20150295290 | SHARED ELECTRODE HYBRID BATTERY-FUEL CELL SYSTEM - A hybrid power cell is provided that combines a nickel-metal hydride battery, solid state hydrogen storage, and alkaline fuel cell technologies in a single cell operating within a targeted intermediate temperature range. A cell includes a cathode that is capable of using raw atmospheric air as an oxygen source and an anode that is capable of reversible electrochemical and gas phase hydrogen storage, where the anode and the cathode are highly functional at intermediate temperatures. The resulting hybrid power cell overcomes prior challenges of reliable high-capacity grid-tied energy storage necessary for greater renewable energy adoption. | 10-15-2015 |
20150295292 | MAGNESIUM-BASED METHODS, SYSTEMS, AND DEVICES - An aspect of the present invention is an electrical device, where the device includes a current collector and a porous active layer electrically connected to the current collector to form an electrode. The porous active layer includes MgB | 10-15-2015 |
20150318590 | NON-AQUEOUS ELECTROLYTE SOLUTIONS AND LITHIUM/OXYGEN BATTERIES USING THE SAME - A lithium/oxygen battery includes a lithium anode, an air cathode, and a non-aqueous electrolyte soaked in a microporous separator membrane, wherein non-aqueous electrolyte comprises a lithium salt with a general molecular formula of LiBF | 11-05-2015 |
20150325895 | ELECTRICAL ENERGY STORE - An electrical energy store is provided, including a storage cell, which in turn has an air electrode, which is connected to air channels in an air supply device, and a storage electrode, wherein the storage electrode adjoins a storage structure, wherein electrical contacts rest on the storage electrode, further wherein contact pins which protrude out of a surface of the storage structure are integrated in the storage structure, and the contact pins are in electrical contact with the storage electrode. | 11-12-2015 |
20150333384 | METAL-AIR BATTERY - A metal-air battery includes a monolithic body including at least one channel; and at least one cell disposed between the channel and the body, the cell including a negative electrode including a metal, a positive electrode disposed apart from the negative electrode and configured to use oxygen as an active material, and an electrolyte disposed between the negative electrode and the positive electrode. | 11-19-2015 |
20150333385 | METHOD FOR MANUFACTURING A LITHIATED METAL-CARBON COMPOSITE ELECTRODE, LITHIATED METAL-CARBON COMPOSITE ELECTRODE MANUFACTURED THEREBY, AND ELECTROCHEMICAL DEVICE INCLUDING THE ELECTRODE - The present invention relates to a method for manufacturing a lithiated metal-carbon composite electrode, a lithiated metal-carbon composite electrode manufactured thereby, and an electrochemical device including the electrode. More particularly, the present invention relates to a method for manufacturing a lithiated metal-carbon composite electrode with a new structure having excellent charge/discharge and cycle characteristics, a lithiated metal-carbon composite electrode manufactured thereby, and an electrochemical device including the electrode. In the lithiated metal-carbon composite electrode, lithium is alloyed with a metal and is inserted into a crystal structure of carbon to form the composite having a stable structure. Thus, a volume of the metal is slightly varied, so a cycle characteristic may not be deteriorated and charge/discharge capacities may be improved. The lithiated metal-carbon composite electrode may control an irreversible capacity during initial charging/discharging and may be substituted for an unsafe lithium metal anode. | 11-19-2015 |
20150340704 | MAGNESIUM-AIR FUEL CELL - Provided is a highly water repellent, air permeable, and liquid leakage resistant magnesium-air fuel cell that can quickly achieve a discharge reaction peak and can discharge a predetermined amount of current for a relatively long period of time. In a magnesium-air fuel cell, a cathode body includes: a first layer including a porous body formed by mixing a conductive carbon material and fluororesin; and a second layer including a porous body formed by mixing activated carbon and fluororesin, the second layer being joined to one surface of the first layer to be in contact with reaction liquid in the outer frame. | 11-26-2015 |
20150340720 | BATTERY CELLS WITH LITHIUM ION CONDUCTING TAPE-CAST CERAMIC, GLASS AND GLASS-CERAMIC MEMBRANES - Alkali (or other active) metal battery and other electrochemical cells incorporating active metal anodes together with aqueous cathode/electrolyte systems. The battery cells have a highly ionically conductive protective membrane adjacent to the alkali metal anode that effectively isolates (de-couples) the alkali metal electrode from solvent, electrolyte processing and/or cathode environments, and at the same time allows ion transport in and out of these environments. Isolation of the anode from other components of a battery cell or other electrochemical cell in this way allows the use of virtually any solvent, electrolyte and/or cathode material in conjunction with the anode. Also, optimization of electrolytes or cathode-side solvent systems may be done without impacting anode stability or performance. In particular, Li/water, Li/air and Li/metal hydride cells, components, configurations and fabrication techniques are provided. | 11-26-2015 |
20150340747 | METAL-AIR BATTERY CELL, METAL-AIR BATTERY INCLUDING METAL-AIR BATTERY CELL AND METHOD OF FABRICATING THE SAME - A metal-air battery cell includes: a negative electrode metal layer; a positive electrode layer configured to use oxygen as an active material for which a reduction/oxidation reaction of oxygen introduced thereto occurs; a negative electrode electrolyte film disposed between the negative electrode metal layer and the positive electrode layer in a thickness direction; and a channel layer disposed on the positive electrode layer and comprising a plurality of channel structures, the channel structures each elongated to extend in an extension direction crossing the thickness direction. | 11-26-2015 |
20150357693 | Aqueous Li/O2 Battery with Water Storage - An electrochemical cell includes an anode including a form of lithium metal, an OH exchange membrane, a precipitate reservoir in fluid communication with the anode and the OH | 12-10-2015 |
20150361567 | POSITIVE ELECTRODE CATALYST AND DEVICE - A positive electrode catalyst, for use in a positive electrode in a device provided with the positive electrode and a negative electrode, in which a reaction represented by 4 OH | 12-17-2015 |
20150364800 | MAGNESIUM-AIR FUEL CELL AND POWER SUPPLY DEVICE USING THE SAME - A magnesium-air fuel cell includes, in an inner portion, a pair of cathode accommodating portions each having at least one end opened. Cathode bodies are each disposed in a corresponding cathode accommodating portion, while having a part exposed to the inner portion. The part of each cathode body is separated from and faces an anode body. A power supply device using the fuel cell includes a supporting portion including a water supply port for the reaction liquid, a base portion incorporating the fuel cell, and a main body including a water supply pipe from the water supply port to the base portion. The water supply pipe is in communication with a water injection port in the fuel cell, and the water supply pipe incorporates a discharge pipe that extends from the supporting portion into the inner portion of the fuel cell and discharges reaction gas produced in the inner portion. | 12-17-2015 |
20150372358 | METAL-AIR BATTERY - Problem to be Solved | 12-24-2015 |
20150380786 | METAL-AIR BATTERY - A metal-air battery includes an anode portion comprising at least a metal gel and an electrolyte. A mesh screen is disposed on the anode portion. The mesh screen is configured for substantially holding the metal gel within the anode portion. A cathode portion includes at least a current carrier and a cathode catalyst. A separator is disposed between the anode portion and the cathode portion for mitigating leakage of the electrolyte. A gate device is disposed between the anode portion and the cathode portion. The gate device has an open state to enable a contact of the anode portion and the cathode portion for activating a generation of electrical power, and a closed state to separate the contact of the anode portion and the cathode portion to inhibit the generation of electrical power for storing the metal-air battery. | 12-31-2015 |
20160006089 | Potassium-Oxygen Batteries Based on Potassium Superoxide - Potassium-oxygen (K—O | 01-07-2016 |
20160006091 | Component for Oxygen Enrichment, Component Stack, Device for Obtaining a Fluid Enriched with Oxygen, Metal-Oxygen Battery and Motor Vehicle - A component for oxygen enrichment comprises at least one oxygen separation membrane formed flat with two edges running parallel to each other, the at least one oxygen separation membrane including channel side walls formed in a first side of the at least one oxygen separation membrane, running perpendicular to a surface of the at least one oxygen separation membrane and parallel to the edges of the at least one oxygen separation membrane to form at least one flow channel. A battery stack with two components for oxygen enrichment, and a battery connected to a battery stack is also disclosed. | 01-07-2016 |
20160013487 | AIR ELECTRODE, LITHIUM AIR BATTERY COMPRISING THE AIR ELECTRODE, AND METHOD OF MANUFATURING THE AIR ELECTRODE | 01-14-2016 |
20160020469 | AIR CATHODE FOR AIR BATTERIES AND AIR BATTERY - An air cathode for air batteries, having excellent high-rate discharge performance, and an air battery comprising the air cathode, are set forth. The air cathode for air batteries uses oxygen as an active material and may be configured to form an air battery comprising the air cathode, an anode and an electrolyte layer present between the air cathode and the anode. The air cathode includes: a catalyst layer that contains at least an electrode catalyst and an electroconductive material; an oxide as the electrode catalyst, which is active against at least oxygen reduction reaction; and at least one kind of metal carbide as the electroconductive material, selected from a tungsten carbide, a titanium carbide and a molybdenum carbide. | 01-21-2016 |
20160020498 | METAL-AIR BATTERY - The invention provides a metal-air battery in which a metallic electrode can be smoothly inserted into a metal-air battery main body. | 01-21-2016 |
20160028053 | COMPLIANT SEAL STRUCTURES FOR PROTECTED ACTIVE METAL ANODES - Protected anode architectures have ionically conductive protective membrane architectures that, in conjunction with compliant seal structures and anode backplanes, effectively enclose an active metal anode inside the interior of an anode compartment. This enclosure prevents the active metal from deleterious reaction with the environment external to the anode compartment, which may include aqueous, ambient moisture, and/or other materials corrosive to the active metal. The compliant seal structures are substantially impervious to anolytes, catholytes, dissolved species in electrolytes, and moisture and compliant to changes in anode volume such that physical continuity between the anode protective architecture and backplane are maintained. The protected anode architectures can be used in arrays of protected anode architectures and battery cells of various configurations incorporating the protected anode architectures or arrays. | 01-28-2016 |
20160028133 | LITHIUM-AIR BATTERY FOR ELECTRIC VEHICLES AND OTHER APPLICATIONS USING MOLTEN NITRATE ELECTROLYTES - A optionally rechargeable molten nitrate electrolyte battery having an anode comprising lithium, a cathode substrate comprising a conductive metal that is compatible with the nitrate melt, an electrolyte comprising lithium nitrate or lithium nitrate mixtures with other nitrates which is capable of becoming an ionic conductive liquid upon being heated above its melting point, a source of oxygen to provide oxygen for reaction at the cathode or within the melt wherein the oxygen is introduced into the battery through the electrolyte. | 01-28-2016 |
20160028134 | LITHIUM-AIR BATTERY WITH CATHODE SEPARATED FROM FREE LITHIUM ION - A lithium-air electrochemical cell is provided. The battery comprises: an anode compartment; a cathode compartment; and a lithium ion conductive membrane separating the anode compartment from the cathode compartment. The anode compartment comprises an anode having lithium or a lithium alloy as active metal and a lithium ion electrolyte, while the cathode compartment comprises an air electrode and an ionic liquid capable of supporting the reduction of oxygen. A lithium ion concentration in the cathode compartment is such that the lithium ion concentration is greatest at the lithium ion selective membrane and lowest at the cathode. | 01-28-2016 |
20160028135 | ELECTRODE, METHOD FOR MANUFACTURING THE SAME, AND SECONDARY BATTERY - An electrode includes a plant-derived porous carbon material. When a peak value of an O(1s) spectrum of the porous carbon material obtained by X-ray photoelectron spectroscopy is defined as P | 01-28-2016 |
20160036107 | LITHIUM-AIR BATTERY WITH SODIUM SALT AS MEDIATOR - A lithium air battery is provided. The battery comprises: an anode compartment; a cathode compartment supplied with an O | 02-04-2016 |
20160036109 | LITHIUM-AIR BATTERY - Disclosed is a lithium-air battery or particularly, a high voltage lithium-air battery of a laminated type with a high density. The lithium-air battery may be constructed by laminating a plurality of cells, each of which may comprises a cathode that uses oxygen in air as an active material, a lithium metal anode, a separation film interposed between the cathode and the anode and an electrolyte for ion transmission. In particular, an electrically conductive bipolar plate having a flow path for supplying air to the cathode is interposed between a cathode and an anode of adjacent cell when the cells are laminated and an air inlet manifold for distributing air to the air flow path of the respective bipolar plate and an air outlet manifold for allowing the air passing through the air flow path of the respective bipolar plate to be discharged are provided in the lithium-air battery. | 02-04-2016 |
20160043408 | COMPOSITE FOR LITHIUM AIR BATTERY, METHOD OF PREPARING THE COMPOSITE, AND LITHIUM AIR BATTERY EMPLOYING POSITIVE ELECTRODE INCLUDING THE COMPOSITE - A composite for a lithium air battery, wherein the composite is represented by Formula 1: | 02-11-2016 |
20160043409 | Lithium Air Battery - Provided is a lithium air battery including an anode occluding and releasing lithium ion; a cathode including a compression-molded body of a catalyst supported carbon body; and a lithium ion conductive electrolyte positioned between the anode and the cathode. More particularly, there is provided a lithium air battery capable of having improved durability, decreasing internal resistance, and having excellent charge and discharge efficiency. | 02-11-2016 |
20160049666 | CATHODE - The present invention provides use of a porous carbon material in a metal air battery, wherein the porous carbon material
| 02-18-2016 |
20160049679 | Interpenetrating Network of Anion-Exchange Polymers, Production Method Thereof and Use of Same - The invention relates to a method for producing an anion-exchange polymer material having an IPN or semi-IPN structure, said method consisting in: (A) preparing a homogeneous reaction solution containing, in a suitable organic solvent, (a) at least one organic polymer bearing reactive halogen groups, (b) at least one tertiary diamine, (c) at least one monomer comprising an ethylenic unsaturation polymerizable by free radical polymerization, (d) optionally at least one cross-linking agent including at least two ethylenic unsaturations polymerizable by free radical polymerization, and e) at least one free radical polymerization initiator; and (B) heating the prepared solution to a temperature and for a duration that are sufficient to allow both a nucleophilic substitution reaction between components (a) and (b) and a free radical copolymerization reaction of components (c) and optionally (d) initiated by component (e). The invention also relates to the resulting IPN or semi-IPN material and to the use thereof in electrochemical devices, in direct contact with an air electrode. | 02-18-2016 |
20160049707 | INTERMEDIATE TEMPERATURE ALKALI METAL/OXYGEN BATTERIES EMPLOYING MOLTEN NITRATE ELECTROLYTES - High capacity alkali metal/oxygen batteries, e.g. Li/O | 02-18-2016 |
20160056518 | ENERGY CONVERSION CELL HAVING AN ELECTROCHEMICAL CONVERSION UNIT - An energy conversion cell includes an electrochemical conversion unit. The energy conversion cell has an electrically positive side with a process gas supply and an electrically negative side. The electrochemical conversion unit, which has a self-supporting substrate and a number of functional layers, is disposed between the two sides. The electrochemical conversion unit has a positive electrode and a negative electrode. The negative electrode includes a porous metallic, self-supporting substrate. | 02-25-2016 |
20160056519 | LI-AIR HYBRID BATTERY AND METHOD FOR MANUFACTURING THE SAME - The present invention provides a lithium-air hybrid battery and a method for manufacturing the same, which has a structure in which a liquid electrolyte electrode and a solid electrolyte electrode are stacked on both sides of an ion conductive glass ceramic. That is, disclosed is a lithium-air hybrid battery and a method for manufacturing the same, which has a structure in which a lithium metal negative electrode includes a liquid electrolyte and a porous air positive electrode comprising a carbon, a catalyst, a binder and a solid electrolyte are separately stacked on both sides of an impermeable ion conductive glass ceramic, and the liquid electrolyte is present only in the lithium metal negative electrode. | 02-25-2016 |
20160064732 | METHODS FOR THE PREPARATION OF LITHIUM TITANATE - Lithium titanate materials are suitable for use in electrochemical applications, and methods for their production. The materials are particularly suitable as electrode (e.g. anode) materials, and as lithium ion conducting membranes. Accordingly, the materials may find particular utility as battery materials, e.g. in lithium ion and/or lithium air batteries. In particular, there is provided a method for the preparation of lithium titanate, wherein a precursor mixture including a solvent, a lithium precursor and a titanium precursor is subjected to flame spray pyrolysis to produce lithium titanate particles. The present inventors have found that it is possible to significantly reduce the formation of the rutile impurity phase by controlling the flame spray pyrolysis process. | 03-03-2016 |
20160064742 | SOLID OXIDE FUEL CELLS FUELED WITH REDUCIBLE OXIDES - A direct-electrochemical-oxidation fuel cell for generating electrical energy includes a cathode provided with an electrochemical-reduction catalyst that promotes formation of oxygen ions from an oxygen-containing source at the cathode, a solid-state reduced metal, a solid-state anode provided with an electrochemical-oxidation catalyst that promotes direct electrochemical oxidation of the solid-state reduced metal in the presence of the oxygen ions to produce electrical energy, and an electrolyte disposed to transmit the oxygen ions from the cathode to the solid-state anode. A method of operating a solid oxide fuel cell includes providing a direct-electrochemical-oxidation fuel cell comprising a solid-state reduced metal, oxidizing the solid-state reduced metal in the presence of oxygen ions through direct-electrochemical-oxidation to obtain a solid-state reducible metal oxide, and reducing the solid-state reducible metal oxide to obtain the solid-state reduced metal. | 03-03-2016 |
20160064785 | LITHIUM AIR BATTERY AND METHOD OF PREPARING THE SAME - A lithium air battery including a composite cathode including a porous material and a first solid electrolyte; a lithium metal anode; an oxygen blocking layer adjacent to the anode; and a cathode interlayer disposed between the cathode and the oxygen blocking layer, wherein the cathode interlayer includes a lithium ion conducting second solid electrolyte. | 03-03-2016 |
20160064787 | AIR SECONDARY BATTERY - An air secondary battery has a cathode to which an oxygen-containing gas is supplied, an anode containing an active metal material, and an electrolyte interposed between the cathode and the anode. In a discharge process, metal ions are generated from the active metal material, transferred through the electrolyte, and then reacted and bonded with oxygen molecules in the oxygen-containing gas on the cathode. Thus, the oxygen is reduced to generate a metal oxide. The cathode has a trap portion for confining the metal oxide. For example, the cathode has a first cathode layer and a second cathode layer having different average pore diameters. The first cathode layer located adjacent to the electrolyte and having a smaller average pore diameter acts as the trap portion. | 03-03-2016 |
20160064788 | AIR SECONDARY BATTERY - An air secondary battery has a positive electrode to which an oxygen-containing gas is supplied, a negative electrode containing a metal active material, and an electrolytic solution through which a metal ion generated from the metal active material is transported. The positive electrode contains a composite containing a matrix and a zeolite disposed in the matrix. The matrix is in the form of a porous body which the electrolytic solution permeates. In the matrix, the zeolite has an oxygen-containing gas passage through which only the oxygen-containing gas can flow. | 03-03-2016 |
20160079590 | CATHODE, LITHIUM AIR BATTERY INCLUDING THE SAME, AND METHOD OF PREPARING THE CATHODE - A cathode for a lithium air battery, the cathode including: an organic-inorganic composite material including a coating layer on at least one portion of a surface thereof, wherein the coating layer includes a positively charged silane compound and an ionic bond forming anion. Also a lithium air battery including the same, and a method of manufacturing the cathode. | 03-17-2016 |
20160079642 | SYSTEM AND METHOD FOR INCREASING ELECTRICAL EFFICIENCY OF METAL-AIR CELL - Flow directing element in a metal air cell is configured to cause evenly distributed flow of aqueous electrolyte solution electrolyte in it over the anode. Flow distributing element in a metal air cell is configured to lengthen the path of electrolyte flow from an inlet to the anode, thereby to increase ohmic resistance to shunt currents in the cell. A battery with these cells consumes the metal in the metal anodes evenly and with minimized shunt currents. | 03-17-2016 |
20160087269 | ELECTROCHEMICAL STORAGE MATERIAL AND ELECTROCHEMICAL STORAGE DEVICE FOR STORING ELECTRICAL ENERGY, COMPRISING SUCH A STORAGE MATERIAL - A storage material for storing electrical energy by reduction or oxidation of an active component, wherein the storage material, in addition to the active component, additionally has a reactive framework structure in at least a reduced and/or oxidized form, which is capable of chemically integrating at least one form of the active component in the form of a mixed oxide or an alloy into the framework structure during the charging or discharging process. This integration can occur in the case of an oxidic framework structure, in particular, in the formation of at least one stable mixed oxide of the active component and an oxide from the framework structure. In the ease of the metallic framework structure, the integration occurs by forming an alloy of active components and at least one metal of the framework structure. The capability of the framework structure to integrate the active component is dependent on the general conditions of temperature and oxygen partial pressure. | 03-24-2016 |
20160087320 | AIR CELL - Disclosed is an air cell with higher energy density than before. An air cell comprises an electrolyte solution containing a potassium hydroxide solution having a pH of 17.3 or more under a temperature condition of 23° C., an anode containing iron, and a cathode. | 03-24-2016 |
20160087321 | Separator-Cathode Current Collector Element - A separator-cathode current collector element for a metal-oxygen cell, in particular for a lithium-oxygen cell, includes a porous cathode current collector and a separator coating disposed on one side of the current collector in order to improve performance and lifespan of the cell. A process for producing a separator-cathode current collector element includes coating one side of the porous cathode current collector with the separator material. A cell and a battery can be equipped with the separator-cathode current collector element. | 03-24-2016 |
20160093895 | Functionalized short chain fluorinated polyether based electrolytes for safe lithium batteries and the cells having the same - Non-flammable electrolyte compositions for lithium metal primary batteries and the cells containing these electrolytes are described. The electrolyte compositions comprise one or more partially or fully fluorinated functionalized short chain polyethers with one or more lithium salts, and may include one or more cosolvents, and may have one or more fire retardants added. Said short chain functionalized fluorinated polyethers have much better ionic conductivity than the alkyl terminated fluorinated polyethers or long chain perfluoropolyethers, which provide superior flame resistance without sacrificing overall battery performance. Heat resistant, non-flammable primary lithium cells are also disclosed. | 03-31-2016 |
20160104883 | ALUMINUM-BASED METAL-AIR BATTERIES - Provided in one embodiment is an electrochemical cell, comprising: (i) a plurality of electrodes, comprising a fuel electrode that comprises aluminum and an air electrode that absorbs gaseous oxygen, the electrodes being operable in a discharge mode wherein the aluminum is oxidized at the fuel electrode and oxygen is reduced at the air electrode, and (ii) an ionically conductive medium, comprising an organic solvent; wherein during non-use of the cell, the organic solvent promotes formation of a protective interface between the aluminum of the fuel electrode and the ionically conductive medium, and wherein at an onset of the discharge mode, at least some of the protective interface is removed from the aluminum to thereafter permit oxidation of the aluminum during the discharge mode. | 04-14-2016 |
20160104900 | POROUS CARBON CATALYST, METHOD FOR PRODUCING SAME, ELECTRODE AND BATTERY - A porous carbon catalyst exhibiting excellent catalytic activity and a method of producing the same, and an electrode and a battery. The porous carbon catalyst is obtained through carbonization of an organic polymer porous body having a skeleton containing a metal in an inside thereof. The porous carbon catalyst may have a skeleton containing the metal in an inside thereof, and the skeleton may be a particle aggregate-like skeleton. The method of producing a porous carbon catalyst includes carbonizing an organic polymer porous body having a skeleton containing a metal in an inside thereof. | 04-14-2016 |
20160104926 | AIR BATTERY - An air battery includes a negative electrode, an air electrode, and an electrolyte that is interposed between the negative electrode and the air electrode. The air electrode includes: an oxygen evolution reaction layer for charging that is provided on an electrolyte side of the air electrode and contains an oxygen evolution reaction catalyst containing no carbon; an oxygen reduction reaction layer for discharging that is provided on an opposite side of the air electrode from the electrolyte and contains an oxygen reduction reaction catalyst containing carbon; and a current collector that is provided between the oxygen evolution reaction layer and the oxygen reduction reaction layer or in the oxygen evolution reaction layer. | 04-14-2016 |
20160111730 | CURRENT COLLECTOR-CATALYST MONOLITHIC THREE-DIMENSIONAL NANOFIBER NETWORK FOR LI-AIR BATTERIES AND MANUFACTURING METHOD THEREOF - Disclosed is an electrode for lithium-air batteries without using a binder and a carbon additive and a method of manufacturing the same, and more specifically, provided is a nanofiber network-based current collector-catalyst monolithic porous air electrode which has an improved specific surface area and high air permeability as the energy density per weight is increased and the diameter, porosity, and thickness of the nanofibers are controlled by utilizing a significantly light polymer and carbon based material. | 04-21-2016 |
20160122185 | ULTRAPURE SYNTHETIC CARBON MATERIALS - The present application is generally directed to ultrapure synthetic carbon materials having both high surface area and high porosity, ultrapure polymer gels and devices containing the same. The disclosed ultrapure synthetic carbon materials find utility in any number of devices, for example, in electric double layer capacitance devices and batteries. Methods for making ultrapure synthetic carbon materials and ultrapure polymer gels are also disclosed. | 05-05-2016 |
20160126575 | ELECTROCHEMICAL CELL - The present invention discloses an electrochemical cell, comprising a negative electrode, a positive electrode, an absorption layer, and an electrolyte. The absorption layer is positioned between the negative electrode and the positive electrode and releases hydrogen ions by means of having metal ions be redox absorbed to active C—H bonds of the absorption layer. The electrolyte is positioned between the negative electrode and the positive electrode. | 05-05-2016 |
20160134002 | WATER ENHANCED IONIC LIQUID ELECTROLYTES FOR METAL-AIR BATTERIES - A metal-air battery comprising an emulsified or dispersed aqueous/ionic liquid two phase electrolyte system is provided. The two phase electrolyte system contains an aqueous phase and an ionic liquid phase wherein an amount of water exceeds the aqueous solubility of the ionic liquid. In one embodiment the metal-air battery is a lithium-air battery. | 05-12-2016 |
20160134003 | METAL AIR FUEL CELL - Provided is a metal air fuel cell using a water permeable body. A water permeable body containing an electrolytic material is applied to an anode, and the electrolytic material is converted into an electrolyte by water at the time of operation, such that portability, usage stability, delivery stability, and storage stability may be improved. Further, efficiency for the price and a cell lifetime may be improved as compared to a metal air fuel cell according to the related art. | 05-12-2016 |
20160145190 | FLUORINATED CARBONATES COMPRISING DOUBLE BOND-CONTAINING GROUPS, METHODS FOR THEIR MANUFACTURE AND USES THEREOF - Fluorinated carbonates comprising double-bond containing groups were prepared and their use as solvent additives or solvents in lithium ion batteries, lithium air batteries, lithium sulphur batteries and supercapacitors is described. Preferred compounds contain at least one alkenyl or at least one (hetero)aryl group. | 05-26-2016 |
20160149260 | STABILIZED SOLID GARNET ELECTROLYTE AND METHODS THEREOF - An air stable solid garnet composition, comprising: | 05-26-2016 |
20160149278 | Metal-oxygen battery system having a suction function and a blowing function - A metal-oxygen battery system, in particular a lithium-oxygen battery system, includes at least one battery cell, in particular a lithium-oxygen cell, including an oxygen cathode, a metal anode, and a metal ion-conducting separator situated between the cathode and the anode. To increase the current carrying capacity, the battery system also includes a turbomachine system which is connected to the oxygen cathode in a gas-conducting manner and which may be switched over between a suction function and a blowing function, and/or an exhaust gas supply line for supplying a gas low in oxygen to the oxygen cathode. Also described is a corresponding operating method. | 05-26-2016 |
20160164080 | CATHODE FOR LITIUM-AIR BATTERY - The present invention relates to an cathode for a lithium-air battery. More particularly, it relates to an cathode for a lithium-air battery having improved life characteristic because it can suppress volatilization of an electrolyte impregnated in the cathode, and can prevent influx of moisture from outside by forming a bipolar material layer wherein a bipolar material consisting of a hydrophilic ion and a hydrophobic ion is coated on the surface of the cathode. | 06-09-2016 |
20160164084 | HIGH ENERGY DENSITY SILICIDE-AIR BATTERIES - A silicide-air battery includes an anode, a cathode, and an electrolyte disposed between the anode and the cathode. The anode includes a metal silicide represented as MxSiy, where M is at least one metal selected from alkaline earth metals, transition metals, and post-transition metals. | 06-09-2016 |
20160164106 | ELECTRODES AND ELECTROCHEMICAL DEVICES AND METHODS OF MAKING ELECTRODES AND ELECTROCHEMICAL DEVICES - Dual use gas diffusion-gas evolution electrodes containing diamond-like carbon are described, which can act as gas diffusion electrodes during discharge, and gas evolution electrodes during recharge. Electrodes of the disclosed materials are electrochemically robust, inhibit multi-step reactions, and have high, isotropic thermal conductivity. The disclosed electrodes can be used as air electrodes of rechargeable metal-air batteries. | 06-09-2016 |
20160164153 | LITHIUM-AIR BATTERY SYSTEM - A lithium-air battery system having a hermetic structure is provided and eliminates the need to be charged with additional oxygen gas. The system includes a lithium-air battery and an oxygen bombe that stores oxygen gas participating in a lithium-oxygen reaction. A first MFC adjusts a flow rate of oxygen gas supplied from the oxygen bombe to lithium-air battery cells. A blower repeatedly supplies oxygen gas flowing from the first MFC into the lithium-air battery cells. A compressor compresses oxygen generated from the lithium-air battery cells and passes through a second MFC, to a high pressure state to charge the oxygen bombe with the compressed oxygen during a charge operation. The second MFC adjusts a flow rate when oxygen gas generated from the lithium-air battery cells is supplied to the compressor during the charge operation. Additionally, an external power source supplies electric power to the compressor to charge the oxygen bombe. | 06-09-2016 |
20160172688 | BIPOLAR CURRENT COLLECTOR FOR LITHIUM-AIR BATTERY, METHOD FOR MANUFACTURING THE SAME, AND LITHIUM-AIR BATTERY INCLUDING THE SAME | 06-16-2016 |
20160190667 | LITHIUM-AIR BATTERY AIR ELECTRODE AND ITS PREPARATION METHOD - The present invention provides a lithium-air battery air electrode, the air electrode comprises: a collector, an in-situ loading catalyst on collector. The invention also provides a preparation method of the air electrode for lithium-air batteries and the lithium-air batteries. The air electrode of the present invention can greatly improve the performance of the lithium-air battery. | 06-30-2016 |
20160197326 | PROTECTED LITHIUM ELECTRODES WITH PROTECTIVE MEMBRANE HAVING A GARNET LIKE STRUCTURE AND LITHIUM BATTERY CELLS THEREOF | 07-07-2016 |
20160204490 | BATTERIES | 07-14-2016 |
20160380273 | CATHODE AND LITHIUM-AIR BATTERY USING THE SAME - A cathode of a lithium-air battery includes a carbon nanotube composite film and a protecting layer. The carbon nanotube composite film includes a carbon nanotube network structure and a catalyst in particle form located in the carbon nanotube network structure. The carbon nanotube composite film is disposed on a surface of the protecting layer. The protecting layer allows conduction of lithium ions while preventing organic substances in an electrolyte of the lithium-air battery reaching the carbon nanotube composite film. A lithium-air battery is also disclosed. | 12-29-2016 |
20160380274 | CATHODE AND METAL-AIR BATTERY USING THE SAME - A cathode of a metal-air battery includes a carbon nanotube network structure and a catalyst of particles located in the carbon nanotube network structure. The carbon nanotube network structure includes carbon nanotube films stacked with each other. Each of the carbon nanotube films includes carbon nanotubes aligned substantially parallel to a surface of the carbon nanotube film. A metal-air battery is also disclosed. | 12-29-2016 |
20160380320 | ANODE FOR LITHIUM SECONDARY BATTERY, FABRICATING METHOD THEREOF AND LITHIUM AIR BATTERY HAVING THE SAME - Provided is an anode for a lithium secondary battery capable of improving the performance and the life of a lithium air battery by forming the anode so that lithium metal is sealed, but migration of lithium ions is possible, and thus, preventing corrosion of a lithium metal and the generation of hydrogen gas caused by permeation of moisture and oxygen gas into the anode, a manufacturing method thereof, and a lithium air battery containing the same. | 12-29-2016 |
20170237106 | A BATTERY SYSTEM | 08-17-2017 |
20170237135 | ELECTRODE MATERIAL, ELECTRODE, AND BATTERY | 08-17-2017 |
20180026272 | AIR ELECTRODE MATERIAL, AIR ELECTRODE, METAL-AIR BATTERY, AND FUEL CELL | 01-25-2018 |
20190148770 | STABILIZED SOLID GARNET ELECTROLYTE AND METHODS THEREOF | 05-16-2019 |
20190148803 | METAL-AIR BATTERY | 05-16-2019 |