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Chemistry: Electrical Current Producing Apparatus, Product, And Process > Current Producing Cell, Elements, Subcombinations And Compositions For Use Therewith And Adjuncts > Electrode

Electrode

Electrode patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

03/13/14 - 20140072867 - Method for manufacturing an electrode
An electrode (1) for an electrochemical energy storage apparatus has a contour (2) exhibiting two side edges, wherein a first side edge (3) and a second side edge (4) are interconnected by a connecting section (5). The connecting section (5) comprises a substantially linear region (5a) which transitions into the...

02/20/14 - 20140050975 - Negative active material for rechargeable lithium battery and negative electrode and rechargeable lithium battery including same
Disclosed is a negative active material that includes active material primary particles; a conductive material; and a composite binder....

01/30/14 - 20140030589 - Materials prepared by metal extraction
A method for extracting ions from an active material for use in a battery electrode includes mixing the active material and an activating compound to form a mixture. The mixture is annealed such that an amount of ions is extracted from the active material, an amount of oxygen is liberated...

01/23/14 - 20140023919 - Non-aqueous electrolyte secondary cell
The present invention aims to provide the following non-aqueous electrolyte secondary cell having excellent safety. A non-aqueous electrolyte secondary cell comprises an electrode assembly having positive and negative electrodes. The positive electrode has a core exposed portion (formed by exposing at least one side edge of a belt-shaped core along...

01/02/14 - 20140004414 - Non-aqueous electrolyte secondary battery and method for manufacturing the same
A non-aqueous electrolyte secondary battery includes a mixture layer of a negative electrode. The mixture layer contains carboxymethyl cellulose. A product of a median diameter (μm) of a negative electrode active material contained in the negative electrode and a ratio of a weight (wt %) of the carboxymethyl cellulose adsorbed...

12/19/13 - 20130337319 - Electrochemical slurry compositions and methods for preparing the same
Embodiments described herein generally relate to semi-solid suspensions, and more particularly to systems and methods for preparing semi-solid suspensions for use as electrodes in electrochemical devices such as, for example batteries. In some embodiments, a method for preparing a semi-solid electrode includes combining a quantity of an active material with...

12/05/13 - 20130323583 - Processes for the manufacture of conductive particle films for lithium ion batteries
The invention is directed to a process for forming a particle film on a substrate. Preferably, a series of corona guns, staggered to optimize film thickness uniformity, are oriented on both sides of a slowly translating grounded substrate (copper or aluminum for the anode or cathode, respectively). The substrate is...

12/05/13 - 20130323584 - Method for producing an electrode/separator stack including filling with an electrolyte for use in an electrochemical energy storage cell
A method for producing an electrochemical energy storage cell, which has a stack 1 of sheets 2, in particular electrode and/or separator sheets 2, and a liquid electrolyte 4, has the following steps: producing interspaces between a large number of adjacent sheets 2 in the stack 1 (step S1), bringing...

11/14/13 - 20130302669 - Method of enhancing the connectivity of a colloidal template, and a highly interconnected porous structure
A method of enhancing the connectivity of a colloidal template includes providing a lattice of microparticles, where the microparticles are in contact with adjacent microparticles at contact regions therebetween, and exposing the lattice to a solution comprising a solvent and a precursor material. The solvent is removed from the solution,...

11/07/13 - 20130295451 - Solid-state battery electrode
The invention provides a solid-state battery electrode formed of a lithium ion conductor, an active material, and a solid electrolyte and including a granule that contains a plurality of lithium ion conductors and a plurality of active materials, as well as a method of producing a solid-state battery electrode that...

10/10/13 - 20130266855 - Method of fabricating cathode for lithium ion secondary battery by recycling cathode active material and lithium ion secondary battery fabricated thereby
The present invention relates to a method for fabricating a cathode for a lithium ion secondary battery by recycling an active material, and a lithium ion secondary battery including a cathode fabricated thereby. The method according to the present invention includes: carbonizing a binder existing in a cathode scrap of...

09/26/13 - 20130252086 - Battery electrode and method for producing same
In order to allow for maximum freedom of design in the selection of an electrode or battery shape, a compact configuration and low production costs, the invention specifies a battery electrode and a method for producing same, wherein a collector substrate is coated with a coating film and at least...

08/15/13 - 20130209872 - Secondary battery porous electrode
An electrode having excellent charge/discharge cycle characteristics and which is capable of improving a secondary battery capacity. An electrode is formed on the surface of a collector as an assembly of multiple porous domain structures that are apart from each other, the porous domain structures each having a polygonal shape...

08/15/13 - 20130209873 - Method of manufacturing layered structure constituting all-solid-state battery, apparatus for manufacturing the same, and all-solid-state battery provided with layered structure
forming a green sheet S111, where the green sheet for a solid electrolyte layer 11 is formed; forming concavities and convexities S112, where (1) the green sheet for a solid electrolyte layer 11 and (2) the sheet member 50 that is made from material that is caused to disappear when...

08/08/13 - 20130202959 - Electrophoretic assembly of electrochemical devices
Methods are provided for making bipolar electrochemical devices, such as batteries, using electrophoresis. A bipolar device is assembled by applying a field that creates a physical separation between two active electrode materials, without requiring insertion of a discrete separator film or electrolyte layer....

08/08/13 - 20130202960 - Battery having an electrode structure comprising long metal fibers and a production method therefor
The present invention relates to a battery having an electrode structure using long metal fibers, and to a production method therefor. According to one embodiment of the present invention, the battery has an electrode structure comprising: an electrically-conductive network which is formed by physical connection or chemical bonding between one...

06/06/13 - 20130143114 - Nano cathode material usable for batteries and method of making same
A nano cathode material usable for batteries and a method for preparing the same are provided. The cathode material is comprised of nano particles so that the specific surface area of such particles is increased, thereby allowing a suitable size distribution of the particles, improving the conductivity of the cathode...

06/06/13 - 20130143115 - Three-dimensional nanosized porous metal oxide electrode material of lithium ion battery and preparation method thereof
A preparation method of a three-dimensional nanosized porous metal oxide electrode material of lithium ion battery, which soaks a dried polymer colloidal crystal microsphere template in a metal salt solution as a precursor solution for a period of time, and obtains a precursor template complex after filtration and drying; heats...

04/18/13 - 20130095381 - Microbattery and method for manufacturing a microbattery
A microbattery that includes, in succession starting from a first substrate: a first current collector, a first electrode, an electrolyte, a second electrode consisting of a solder joint, a second current collector and a second substrate. Additionally, a method for manufacturing a microbattery, which includes the following steps: forming a...

03/28/13 - 20130078510 - Core-shell nanoparticles in electronic battery applications
The present invention provides an improved supercapacitor-like electronic battery comprising a conventional electrochemical capacitor structure. A first nanocomposite electrode and a second electrode and an electrolyte are positioned within the conventional electrochemical capacitor structure. The electrolyte separates the nanocomposite electrode and the second electrode. The first nanocomposite electrode has first...

02/21/13 - 20130045416 - Gold micro- and nanotubes, their synthesis and use
Synthesis of gold microtubes and nanotubes suspendable in solution is presented. The synthesis is accomplished using an AAO template route, wherein a polymer tube is used as a sacrificial core. The synthesis produces hollow structures that consist of only gold. These nanostructures exhibit two SPR modes, which correspond to both...

02/14/13 - 20130040193 - Composite positive electrode active material, all solid-state battery, and methods for manufacture thereof
A composite positive electrode active material includes: a positive electrode active material which includes a transition metal; and a reaction suppressor which is formed so as to cover a surface of the positive electrode active material, and which is made of a polyanion structure-containing compound having a cation moiety composed...

01/10/13 - 20130011729 - Multiple inorganic compound structure and use thereof, and method of producing multiple inorganic compound structure
In a multiple inorganic compound structure according to the present invention, elements included in a main crystalline phase and elements included in a sub inorganic compound are present in at least a first region and a second region, the first region and the second region each have an area of...

12/13/12 - 20120315537 - Composite current collector, methods of manufacture thereof, and articles including the same
A current collector including: a polymer film including a first major surface, an opposite second major surface, and a plurality of openings extending through a thickness of the polymer film; a first layer on the first major surface of the polymer film; a second layer on the second major surface...

12/13/12 - 20120315538 - Controlled porosity in electrodes
Porous electrodes in which the porosity has a low tortuosity are generally provided. In some embodiments, the porous electrodes can be designed to be filled with electrolyte and used in batteries, and can include low tortuosity in the primary direction of ion transport during charge and discharge of the battery....

12/06/12 - 20120308884 - Single-layer and multilayer graphene, method of manufacturing the same, object including the same, and electric device including the same
Graphene is formed with a practically uniform thickness on an uneven object. The object is immersed in a graphene oxide solution, and then taken out of the solution and dried; alternatively, the object and an electrode are immersed therein and voltage is applied between the electrode and the object used...

10/18/12 - 20120264012 - Electrode and a production method therefor
Disclosed is an electrode. The electrode comprises an active material in the form of a powder, and an electrically conductive material based on a shape-memory alloy. Consequently, damage to the electrode can be minimised and electrode life is improved....

10/11/12 - 20120258358 - Cathode active material for a lithium ion secondary battery and a lithium ion secondary battery
[Summary] Provided is a cathode active material for a lithium secondary battery having a layered rock salt structure, including a secondary grain formed of a large number of primary grains each having an average grain size of 0.01 μm or more and 5 μm or less, in which the secondary...

08/16/12 - 20120208081 - Coating method for producing electrodes for electrical energy stores
The present invention relates to a method for coating a carrier during the production of an electrode for electrical energy stores, in particular for lithium ion cells, using a specific solvent and/or dispersant, characterized in that the solvent and/or dispersant is or comprises N-ethylpyrrolidone....

08/02/12 - 20120196180 - Electrode for electric storage device and electric storage device
An electrode is used for an electric storage device that includes plural electrodes that are stacked such that an ion-conductive layer is disposed between each pair of the electrodes. Each of the plural electrodes includes a current collector, and an electrode layer, formed on the current collector, which contains an...

07/12/12 - 20120177989 - Negative active material composition, method of preparing negative electrode plate by using negative active material composition, and lithium secondary battery manufactured by using the negative active material composition
A negative active material composition includes a negative active material, a binder, and a solvent, in which the solvent includes an aqueous solvent and an organic solvent. A method of preparing a negative electrode plate uses the negative active material composition. A lithium battery is manufactured using the negative active...

07/05/12 - 20120171566 - Electrode for lithium ion battery and method for producing same
There is disclosed an electrode for a lithium-ion battery containing (a) a fine fibrous carbon having a diameter of less than 100 nm and (b) a fibrous carbon having a diameter of 100 nm or more and/or (c) a non-fibrous conductive carbon as an electrical conducting material. This electrode for...

06/21/12 - 20120156558 - Electrode for lithium ion secondary battery and lithium ion secondary battery
An electrode for a lithium ion secondary battery of the present invention includes an electrode material mixture layer containing oxide particles, active material particles capable of absorbing and desorbing Li, and a resin binder, wherein the oxide particles have an average particle size of primary particles of 1 to 20...

06/14/12 - 20120148915 - Positive electrode and battery using the same
A positive electrode is provided in the present invention. The positive electrode includes a first element having a top surface, and an opposite, a bottom surface, comprising a conductive polymeric material and a second element is deposited on the top surface of the first element. The second element includes a...

05/31/12 - 20120135302 - Semiconductor film, method for manufacturing the same, and power storage device
Provided are a semiconductor film including silicon microstructures formed at high density, and a manufacturing method thereof. Further, provided are a semiconductor film including silicon microstructures whose density is controlled, and a manufacturing method thereof Furthermore, a power storage device with improved charge-discharge capacity is provided. A manufacturing method in...

05/17/12 - 20120121978 - Lithium secondary battery cathode
An object of the present invention is to provide a lithium secondary battery cathode which can more improve characteristics of the battery. The cathode of the present invention includes a first layer composed of a plate-like cathode active material and a second layer containing particles of the cathode active material...

05/17/12 - 20120121979 - Lithium secondary battery cathode
An object of the present invention is to provide a lithium secondary battery cathode which can more improve characteristics of the battery. The cathode of the present invention includes an electroconductive cathode current collector, a plurality of plate-like particle formed of a cathode active material, and a binder containing microparticles...

05/10/12 - 20120115026 - Negative electrode structure for non-aqueous lithium secondary battery
The present invention relates to a negative electrode structure for use in a non-aqueous electrolyte secondary battery and a method of making such negative electrode structure. The negative electrode structure comprises: a monolithic anode comprising a semiconductor material, and a uniform ion transport structure disposed at the monolithic anode surface...

05/10/12 - 20120115027 - Battery electrode production method
According to the present invention, provided is a method for producing a battery electrode employing a configuration in which a compound material layer containing an active material 22 and a binder 54 is retained on a current collector 10. The formation of the compound material layer is carried out by...

05/10/12 - 20120115028 - All-solid battery
An all-solid battery is formed so that an electrode active material layer of at least one of positive and negative electrodes has a composition distribution such that a local volume ratio, expressed by a ratio of a volume of an electrode active material contained in a part of the electrode...

05/03/12 - 20120107682 - Nonaqueous electrolyte secondary battery and method for manufacturing the same
The present invention relates a nonaqueous electrolyte secondary battery with a porous layer containing inorganic particles formed on a surface of a positive electrode and provides a nonaqueous electrolyte secondary battery capable of reducing the incipient failure and having an excellent shelf life characteristic. The nonaqueous electrolyte secondary battery includes:...

03/29/12 - 20120077082 - Lithium battery electrodes with ultra-thin alumina coatings
Electrodes for lithium batteries are coated via an atomic layer deposition process. The coatings can be applied to the assembled electrodes, or in some cases to particles of electrode material prior to assembling the particles into an electrode. The coatings can be as thin as 2 Ångstroms thick. The coating...

03/15/12 - 20120064398 - Positive electrode for rechargeable lithium battery and rechargeable lithium battery including same
Disclosed is rechargeable lithium battery that includes a positive electrode including a positive active material layer, a negative electrode including a negative active material and an electrolyte wherein the positive active material layer includes a positive active material, a binder, a conductive material, and an activated carbon, the activated carbon...

03/15/12 - 20120064399 - Lithium batteries utilizing nanoporous separator layers
Provided are lithium batteries comprising (a) a separator/electrode assembly of a current collector layer interposed between two electrode layers of one polarity bonded to a porous separator layer on each electrode surface, wherein each electrode layer is coated directly on a separator layer, (b) an electrode of the opposite polarity...

03/15/12 - 20120064400 - Negative-electrode material and lithium secondary battery using same
An embodiment of the present application aims at providing a material which repeatedly undergoes a conversion reaction and an alloying reaction to have an improved coulombic efficiency in a first cycle of the repeating, and thereby allowing the material to serve as a high-electrical capacity negative electrode of a lithium...

03/15/12 - 20120064401 - Titanium system composite and the preparing method of the same
The present disclosure discloses a titanium system composite comprising a lithium titanium composite oxide and a lithium compound cladding the lithium titanium composite oxide. The present disclosure further discloses a preparation method of the titanium system composite and an electrode material for batteries or capacitors comprising a titanium system composite....

03/01/12 - 20120052378 - Collector and electrode for nonaqueous secondary battery and nonaqueous secondary battery
wherein the collector is constituted by a resin film and a conductive layer stacked on at least one of the surfaces thereof, and provided with a three-dimensional structural region having one or more concave portions and/or convex portions....

02/23/12 - 20120045689 - Battery electrode sheet and manufacturing method therefor
An electrode sheet is such that active material layer(s) is/are present and has/have been subjected to working by rolling at entire surface(s) thereof, except for at least one uncoated region U, of electrode sheets) comprising sheet(s) of metal foil(s) S. Moreover, drawn region(s) is/are provided at region(s) uncoated with active...

02/16/12 - 20120040241 - Copper foil for current collector of lithium secondary battery
A copper foil for a current collector of a lithium secondary battery is configured such that a nodule cluster having an inter-nodule aspect ratio of 0.001 to 2 is provided at a matte side formed on one surface of the copper foil, in aspect of a crystal structure, a ratio...

02/09/12 - 20120034520 - Self-sealed metal electrode for rechargeable oxide-ion battery cells
The outer surface of a metal electrode 202 of a rechargeable oxide-ion battery (ROB) cell is covered by its own dense electrolyte 204 and interconnection 206, where the dense electrolyte 204 and interconnection 206 hermetically seal the metal electrode away from oxygen-containing environment to prevent direct contact between active metal...

02/02/12 - 20120028113 - Electrode composite material, method for making the same, and lithium ion battery using the same
An anode composite material includes an anode active material particle having a surface and a continuous aluminum phosphate layer. The continuous aluminum phosphate layer is coated on the surface of the anode active material particle. The present disclosure also relates to a lithium ion battery that includes the cathode composite...