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Having active material with organic component

Subclass of:

429 - Chemistry: electrical current producing apparatus, product, and process

429122000 - CURRENT PRODUCING CELL, ELEMENTS, SUBCOMBINATIONS AND COMPOSITIONS FOR USE THEREWITH AND ADJUNCTS

429209000 - Electrode

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
429217000 Organic component is a binder 128
429213000 Organic component is active material 72
429215000 Organic component is an expander or addition agent for improving electrode capacity or plating characteristics 19
Entries
DocumentTitleDate
20090220857CHEMICAL PROTECTION OF METAL SURFACE - An electrochemical cell includes an anode having a metal material having an oxygen containing layer. The electrochemical cell also includes a cathode and an electrolyte. The anode includes a protective layer formed by reacting a D or P block precursor with the oxygen containing layer.09-03-2009
20110183202Negative Electrode Active Material Containing Nanometal Particles and Super-Conductive Nanoparticles and Lithium Battery Comprising the Negative Electrode Active Material - A negative electrode active material including nanometal particles and super-conductive nanoparticles and a lithium battery including the same.07-28-2011
20120183853Positive Active Material for Rechargeable Lithium Battery, Method of Manufacturing the Same and Rechargeable Lithium Battery Using the Same - A positive active material for a rechargeable lithium battery includes a positive active material compound including a metal compound for intercalating and deintercalating lithium, a coating particle having an embedded portion embedded into the active material compound and a protruding portion protruding from the surface of the active material, and a rechargeable lithium battery including the positive active material.07-19-2012
20120183852NEGATIVE ELECTRODE, NEGATIVE ACTIVE MATERIAL, METHOD OF PREPARING THE NEGATIVE ELECTRODE, AND LITHIUM BATTERY INCLUDING THE NEGATIVE ELECTRODE - A negative electrode including: a current collector; a negative active material layer formed on the current collector; and a polymer coating layer that is formed on the negative active material layer and comprises a fluorinated acrylate type polymer.07-19-2012
20130078515ELECTRONIC BATTERY WITH NANO-COMPOSITE - A supercapacitor-like electronic battery exhibits a conventional electrochemical capacitor structure with a first nanocomposite electrode positioned within said conventional electrochemical capacitor structure. Said nanocomposite electrode shows nano-scale conductive particles dispersed in a electrolyte matrix, said nano-scale conductive particles being coated with a designed and functionalized organic or organometallic compound. A second nanocomposite electrode is positioned within said conventional electrochemical capacitor structure with similar properties. An electrolyte within said conventional electrochemical capacitor structure separates said first from said second nanocomposite electrode. Two current collectors in communication with said first and second nanocomposite electrode complete the electric scheme. A method for fabricating a capacitor includes forming conductive or semiconducting nanoparticles and reacting said nanoparticles with a first designed and functionalized organic or organometallic compound, said reaction forming an organic or organometallic shell surrounding each of said nanoparticles. Said treated nanoparticles are being dispersed into an electrolyte matrix to form a nanocomposite electrode.03-28-2013
20100075225Nanocomposite electrodes and related devices - A nanocomposite electrode that includes a current collector, an electroactive layer a conductive adhesive contacting the surface of the current collector and an interlayer region in electrical communication with the current collector and the electroactive material. The interlayer region is interposed between the current collector and the electroactive layer and includes a portion of the conductive adhesive intermixed with a portion of the electroactive layer. The electroactive layer includes electroactive material having a surface area of at least about 10 m03-25-2010
20120244436ANODES OF POROUS SILICON PARTICLES - The present invention provides anode materials, methods of producing them, electrochemical cells, and lithium-ion batteries, where the anode material comprises porous silicon and carboxymethyl cellulose. In certain embodiments, the porous silica additionally comprises other materials, such as styrene-butadiene rubber.09-27-2012
20090123838CATHODE SUBSTRATE - A cathode substrate which enables achievement of a battery having a high output voltage and a high energy density, and being superior in charge and discharge cycle characteristics; a secondary cell in which the cathode substrate is used; a resin composition for use in forming the cathode substrate; and a method for producing the cathode substrate are provided. According to cathode substrate 05-14-2009
20130071741NEGATIVE ELECTRODE FOR SECONDARY BATTERY, AND PROCESS FOR PRODUCTION THEREOF - A negative electrode for a secondary battery according to the present invention has a collector and a negative electrode active material layer formed on a surface of the collector and containing negative electrode active material particles. In the negative electrode active material layer, an insulating material is arranged between the negative electrode active material particles so as not to develop conductivity by a percolation path throughout the negative electrode active material layer. It is possible in this configuration to effectively prevent the occurrence of a short-circuit current due to an internal short circuit and the generation of heat due to such short-circuit current flow in the secondary battery while securing the battery performance of the secondary battery.03-21-2013
20130065126Cathode for a Battery - An electrode for an electrochemical cell including an active electrode material and an intrinsically conductive coating wherein the coating is applied to the active electrode material by heating the mixture for a time and at a temperature that limits degradation of the cathode active material.03-14-2013
20130065125ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR PRODUCING THE SAME, AND LITHIUM ION SECONDARY BATTERY - The electrode for a lithium ion secondary battery of the present invention has an electrode mixture layer containing carbon nanotubes as a conductive auxiliary agent and deoxyribonucleic acid as a dispersant for the carbon nanotubes, and the content of the carbon nanotubes in the electrode mixture layer is 0.001 to 5 parts by mass with respect to 100 parts by mass of active material particles. The lithium ion secondary battery of the present invention has the electrode of the invention as its positive electrode and/or negative electrode. The electrode of the invention can be produced by a producing method of the invention of forming the electrode mixture layer from an electrode mixture-containing composition prepared using a dispersion including carbon nanotubes and deoxyribonucleic acid.03-14-2013
20100092864NEGATIVE-ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, PROCESS FOR PRODUCING THE SAME, AND NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY BOTH EMPLOYING THE SAME - A negative-electrode active material for a lithium ion secondary battery, which is capable of storing/releasing lithium ions, wherein the negative-electrode active material is obtained by crosslinking a surface functional group of a raw material for negative electrode; a process for producing the negative-electrode active material; and a negative electrode for a lithium ion secondary battery and a lithium ion secondary battery both employing the negative-electrode active material. According to the invention, a negative-electrode active material for a lithium ion secondary battery can be provided which facilitates electrode production and gives a battery reduced in irreversible capacity in charge/discharge.04-15-2010
20130164615CONDUCTIVE POLYMER-COATED, SHAPED SULFUR-NANOCOMPOSITE CATHODES FOR RECHARGEABLE LITHIUM-SULFUR BATTERIES AND METHODS OF MAKING THE SAME - The present disclosure relates to a nanocomposite comprising shaped sulfur and a polymer layer coating the shaped sulfur. An alternative embodiment of the disclosure provides a method of synthesizing a nanocomposite. This method comprises forming a shaped sulfur. This may include preparing an aqueous solution of a sulfur-based ion and a micelle-forming agent, and adding a nucleating agent. The method further includes coating the shaped sulfur with a polymer layer. Another embodiment of the disclosure provides a cathode comprising nanocomposites of the present disclosure, and batteries incorporating such cathodes.06-27-2013
20130164616METAL OXYGEN BATTERY - There is provided a metal oxygen battery which uses an oxygen-storing material containing YMnO06-27-2013
20120077084LITHIUM BATTERY WITH CHARGING REDOX COUPLE - 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, a separator positioned between the negative electrode and the positive electrode, an electrolyte including a salt, and a charging redox couple located within the positive electrode, wherein the electrochemical cell is characterized by the transfer of electrons from a discharge product located in the positive electrode to the electron conducting matrix by the charging redox couple during a charge cycle.03-29-2012
20080299456NON-AQUEOUS AIR BATTERY AND CATALYST THEREFOR - A non-aqueous air battery of the present invention includes a negative electrode for which a material which absorbs and releases lithium ions is used as a negative electrode active material, a positive electrode for which oxygen is used as a positive electrode active material, and a non-aqueous electrolyte disposed between the negative electrode and the positive electrode. The positive electrode contains a donor-acceptor molecule in which an electron-donating donor (D) having a porphyrin ring is connected to an electron-accepting acceptor (A) composed of a fullerene derivative, with a conductive spacer therebetween. An example of the donor-acceptor molecule is triphenylporphyrinyl bithienyl N-methylpyrrolidino[60]fullerene.12-04-2008
20110300442NOVEL NANOSCALE SOLUTION METHOD FOR SYNTHESIZING LITHIUM CATHODE ACTIVE MATERIALS - The present invention relates to a solution based method for preparing an nano scale electroactive metal polyanion or a mixed metal polyanion comprising reacting metal sulfate—M(SO12-08-2011
20090136845NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - A negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided. The negative electrode for a rechargeable lithium battery includes a current collector, and a negative active material layer on the current collector. The negative active material layer includes an interpenetrating network network, and a negative active material in the interpenetrating network network. The interpenetrating network is formed by cross-linking a first polymer having a hydroxyl or amine group and a second polymer having a carboxylic acid group. The negative electrode for a rechargeable lithium battery minimizes volume expansion and imparts good cycle-life characteristics and initial formation efficiency.05-28-2009
20100143798Nano graphene reinforced nanocomposite particles for lithium battery electrodes - A solid nanocomposite particle composition for lithium metal or lithium ion battery electrode applications. The composition comprises: (A) an electrode active material in a form of fine particles, rods, wires, fibers, or tubes with a dimension smaller than 1 μm; (B) nano graphene platelets (NGPs); and (C) a protective matrix material reinforced by the NGPs; wherein the graphene platelets and the electrode active material are dispersed in the matrix material and the NGPs occupy a weight fraction w06-10-2010
20110171525ELECTRODE FOR LITHIUM SECONDARY BATTERY - Disclosed are an electrode for a lithium secondary battery which includes a metal substrate and a plated layer arranged on the metal substrate and bearing active material particles and resin particles embedded therein, in which a part of the active material particles and the resin particles has a protruding portion beyond the plated layer; and a lithium secondary battery using the electrode.07-14-2011
20100099026ELECTRODE INK COMPOSITION FOR INK-JET PRINTING, AND ELECTRODE AND SECONDARY BATTERY MANUFACTURED BY USING THE SAME - An electrode ink composition for ink-jet printing and an electrode and secondary battery manufactured by ink-jet printing the electrode ink composition. The electrode ink composition includes an electrode active material and a solvent. A fine electrode pattern is formed by ink-jet printing the electrode ink composition, and thus a thin micro secondary battery can be manufactured.04-22-2010
20100119940SECONDARY BATTERY - A secondary battery having a positive electrode, negative electrode, and a separator, wherein at least one of the positive electrode and the negative electrode is formed of: a charge collector having resin as a core, and a metal layer; and an electrode active material on the metal layer, the metal layer of the charge collector is formed on one surface of the resin, and the charge collector is folded at least once.05-13-2010
20090280408NOVEL THIN FILM STRUCTURES - A thin film structure, method of producing it and the use thereof. The thin film structure comprises a substrate with a thin conductive layer containing an oxidizing enzyme mixed with an electron transfer mediator. The thin layer is protected against wetting to allow for its storage in dry conditions and further being sufficiently porous to allow for immediate activation of the oxidizing enzyme when contacted with an aqueous solution. The thin film can be used as a cathode in electrochemical fuel cells.11-12-2009
20090202906LITHIUM SECONDARY BATTERY - A negative electrode of a lithium secondary battery has a negative electrode active material including at least one element of silicon and tin. Capacities of the positive electrode and the negative electrode of the lithium secondary battery are set as follows. In a completely charged state of the lithium secondary battery charged by a predetermined charging method, the positive electrode active material and the negative electrode active material are in a first partially charged state, respectively. In a completely discharged state of the lithium secondary battery discharged by a predetermined discharging method, the negative electrode active material is in a second partially charged state.08-13-2009
20100261058COMPOSITE MATERIALS CONTAINING METALLIZED CARBON NANOTUBES AND NANOFIBERS - A method and apparatus are provided for the cost effective formation of a composite material which includes metallized carbon nanotubes and/or nanofibers that can be used to form portions of an energy storage device, such as a lithium ion battery. In one embodiment, carbon nanotubes are formed on a host substrate using a catalytic chemical vapor deposition process. An initiation-adhesion layer is formed over the carbon nanotubes and a metallic layer is then deposited on the initiation-adhesion layer and each layer is formed using a wet deposition process. In one embodiment, portions of the host substrate are used to form an electrochemical storage device that may be integrated with other formed electrochemical storage devices to create an interconnected battery array. The battery array may be formed as a woven sheet, panel, or other flexible structure depending upon the type of host substrate material. In one case, the host substrate material may be a flexible fibrous material that has multiple layers formed thereon to form a fiber battery, such as a lithium ion battery.10-14-2010
20100261057NEGATIVE ELECTRODE AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery includes a positive electrode; a negative electrode; and a nonaqueous electrolyte, wherein the negative electrode has a negative electrode mixture layer including a negative electrode active material; a polymer containing vinylidene fluoride as a repeating unit; a polymer containing acrylonitrile as a repeating unit; and a vapor-grown carbon fiber; and the nonaqueous electrolyte contains a fluorocarbon based polymer compound.10-14-2010
20100216022ELECTRODE, METHOD OF MANUFACTURING ELECTRODE, AND LITHIUM-ION SECONDARY BATTERY - An electrode which can improve the cycle characteristic of a lithium-ion secondary battery is provided. The electrode of the present invention comprises a current collector and an active material layer, formed on the current collector, containing an active material and polybenzimidazole.08-26-2010
20100119939NEGATIVE ELECTRODE BASE MEMBER - The present invention aims to realize a battery having high output voltage, high energy density and excellent charge and discharge cycle characteristics through a constitution different from those of conventional batteries. Specifically, one of the following negative electrode base members is used as a negative electrode base member for lithium ion secondary batteries: a negative electrode base member wherein a metal film is formed on a support having an organic film; such a negative electrode base member wherein the surface layer of the organic film is covered with a metal oxide film; a negative electrode base member wherein a metal film is formed on a support having a composite film formed from a composite film-forming material containing an organic component and an inorganic component; and a negative electrode base member wherein a silica coating is formed, on a support having a photoresist pattern, from a silica film-forming coating liquid and a metal film is formed on the support after removing the photoresist pattern.05-13-2010
20090246630Positive electrode for non-aqueous electrolyte battery and non-aqueous electrolyte battery - A positive electrode for a non-aqueous electrolyte battery includes a positive electrode active material layer containing at least a positive electrode active material and a binder and a coating layer containing a polymer provided on the positive electrode active material layer, wherein the polymer has a block chain A composed of a random copolymer containing a repeating unit (I) represented by formula (I), a repeating unit (II) represented by formula (II), and a block chain B containing a repeating unit (III) represented by formula (III)10-01-2009
20130130108ADHESION OF ACTIVE ELECTRODE MATERIALS TO METAL ELECTRODE SUBSTRATES - A battery electrode for a lithium ion battery that includes an electrically conductive substrate having an electrode layer applied thereto. The electrode layer includes an organic material having high alkalinity, or an organic material which can be dissolved in organic solvents, or an organic material having an imide group(s) and aminoacetal group(s), or an organic material that chelates with or bonds with a metal substrate or that chelates with or bonds with an active material in the electrode layer. The organic material may be guanidine carbonate.05-23-2013
20110123863POSITIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - A positive electrode and a rechargeable lithium battery including the same, the positive electrode including a current collector and a positive active material layer disposed on the current collector. The positive active material layer includes a positive active material and a binder including an ion conductive polymer including a carboxylate group.05-26-2011
20110076559POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A positive electrode for a non-aqueous electrolyte secondary battery, having an active material layer containing a positive electrode active material and an inorganic particle layer provided on a surface of the active material layer. The inorganic particle contains inorganic particles, a polyvinyl pyrrolidone, and an aqueous binder.03-31-2011
20110059360SURFACE AGENT HAVING DISCHARGE FUNCTION AND BATTER USING THE SAME - The surface agent contains a grounding layer, two nucleic acid molecular layers, a partitioning grid layer, a silver circuit layer, and two insulating layers. The grounding layer is made of carbon and metallic materials such as aluminum, copper, and is connected to the negative electrode of a rechargeable battery. The silver circuit layer is connected to the positive electrode. The nucleic acid molecular layers are positioned between the silver circuit and grounding layers and the partitioning grid layer is sandwiched therebetween. The nucleic acid molecules are produced by mixing ferric oxide extracted from mulberry fruit and acetate. As the ferric oxide is a bad conductor capable of carrying charges, electricity would suffer more loss as it is conducted through the bad conductor. As such, the rechargeable battery could be continuously discharged, and the memory effect is therefore avoided to maintain the rechargeable battery's capacity.03-10-2011
20100112439TREATED ACTIVE MATERIAL, METHOD FOR TREATING THEREOF, AND PASTE CONTAINING THE TREATED ACTIVE MATERIAL - At least one organic molecular chain is strongly bonded to a surface of active material. By using a treated active material in which at least one organic molecular chain is strongly bonded to a surface of active material, it is possible to maintain a charge-discharge characteristic of a secondary battery or the like at a good level over a long period. A treated material 05-06-2010
20110151325Cathode active material, cathode including the cathode active material, lithium battery including the cathode, and method of preparing the cathode active material - A cathode active material, a cathode including the cathode active material, a lithium battery including the cathode, and a method of preparing the cathode active material, the cathode active material including a lithium-containing metal oxide and an organic material coated on the lithium-containing metal oxide, the organic material including an acrylate or methacrylate organic material including an alkyleneglycol unit.06-23-2011
20110052983NEGATIVE ELECTRODE FOR ALKALINE STORAGE BATTERY AND ALKALINE STORAGE BATTERY - An alkaline storage battery having a positive electrode (1), a negative electrode (2), and an alkaline electrolyte solution, and the negative electrode having fluorinated oil being present on the surface thereof. The negative electrode includes a hydrogen-absorbing alloy represented by the general formula Ln03-03-2011
20110027649POSITIVE ELECTRODE OF LITHIUM SECONDARY BATTERY AND METHOD FOR PRODUCING THE SAME - The present invention provides a positive electrode (02-03-2011
20100285357Li-ION BATTERY WITH OVER-CHARGE/OVER-DISCHARGE FAILSAFE - An electrochemical cell in one embodiment includes a negative electrode including a form of lithium, a positive electrode spaced apart from the negative electrode, a separator positioned between the negative electrode and the positive electrode, an active material in the positive electrode including a form of lithium, and a gas neutralizing additive.11-11-2010
20100196759ELECTRODE FOR ELECTROCHEMICAL ENERGY STORAGE DEVICE - The present invention relates to an electrode for an electrochemical energy storage device. The electrode comprises a nano-structured hollow carbonaceous material and the nano-structured hollow carbonaceous material preferably meets a requirement (A). (A) the nano-structured hollow carbonaceous material has a carbonaceous material portion and a hollow portion, and has such a structure that the hollow portion is covered with the carbonaceous material portion in a saclike shape, a part of the structure, or an aggregate of the structure.08-05-2010
20100068621NANOTUBE WIRING - This invention concerns a novel method for surface derivatization of electrode materials for Li-ion batteries. The derivatization is based on adsorption of a composite assembly consisting of amphiphilic redox active molecule attached to single walled carbon nanotube (SWCNT). Its role consists in the enhancement of electronic conductivity of electrode materials, such as phosphate olivines, without requesting any significant increase of the electrode volume and mass. The SWCNT is linked to the redox molecule via non-covalent or covalent interaction with the hydrophobic part of the molecule or electrostatic interaction. The hydrophilic part of the molecule serves as the anchoring site for surface modification of the electrode active material. The redox potential of the molecule is close to the redox potential of the electrode active material. The adsorbed assembly of redox-molecule & SWCNT thus improves the charge transfer from a current collector to the electrode active material.03-18-2010
20090202905CATHODE ACTIVE MATERIAL, CATHODE THEREWITH AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - The invention provides a cathode active material that includes: a particle containing a cathode material capable of absorbing and releasing an electrode reactive material; and a film that is disposed at least partially to the particle and contains a metal salt represented by a formula (1).08-13-2009
20100167124Organic/Inorganic Composite Electrolyte and Electrochemical Device Prepared Thereby - Disclosed is an electrode whose surface includes an organic/inorganic composite porous coating layer comprising porous inorganic particles and a binder polymer, wherein the porous inorganic particles have pores having such a size that lithium ions (Li+) solvated in an electrolyte solvent can pass therethrough. A method for manufacturing the electrode and an electrochemical device using the electrode are also disclosed. The organic/inorganic composite porous coating layer formed on the electrode according to the present invention provides an additional pathway for lithium ion conduction due to a plurality of pore structures present in the porous inorganic particles. Thus, when the organic/inorganic composite porous coating layer is used instead of a conventional polymer-based separator in a battery, the battery can provide improved quality and an increased energy density per unit weight due to a reduced weight of the organic/inorganic composite porous coating layer.07-01-2010
20110065000CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY - Disclosed herein is a cathode active material for a lithium secondary battery, including lithium transition metal oxide, where the lithium transition metal oxide is coated with carbon particles and a polymer resin at a surface thereof, and the polymer resin is a substance inactivated by an electrolyte for a lithium secondary battery and an organic solvent and has a melting point of at least 80° C.03-17-2011
20110033747CARBON FIBER ZINC NEGATIVE ELECTRODE - The conductivity of a zinc negative electrode is enhanced through use of surfactant-coated carbon fibers. Carbon fibers, along with other active materials such as bismuth oxide, zinc etc., form an electronically conductive matrix in zinc negative electrodes. Zinc negative electrodes as described herein are particularly useful in nickel zinc secondary batteries.02-10-2011
20120077086SURFACE AGENT HAVING DISCHARGE FUNCTION AND BATTERY USING THE SAME - The surface agent contains a grounding layer, two nucleic acid molecular layers, a partitioning grid layer, a silver circuit layer, and two insulating layers. The grounding layer is made of carbon and metallic materials such as aluminum, copper, and is connected to the negative electrode of a rechargeable battery The silver circuit layer is connected to the positive electrode. The nucleic acid molecular layers are positioned between the silver circuit and grounding layers and the partitioning grid layer is sandwiched therebetween. The nucleic acid molecules are produced by mixing ferric oxide extracted from mulberry fruit and acetate. As the ferric oxide is a bad conductor capable of carrying charges, electricity would suffer more loss as it is conducted through the bad conductor. As such, the rechargeable battery could be continuously discharged, and the memory effect is therefore avoided to maintain the rechargeable battery's capacity.03-29-2012
20120077085POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE BATTERYAND NON-AQUEOUS ELECTROLYTE BATTERY - A positive electrode for non-aqueous electrolyte battery includes a positive electrode active material layer containing at least a positive electrode active material and a binder and a coating layer containing a polymer provided on the positive electrode active material layer, wherein the polymer has a block chain A composed of a random copolymer containing a repeating unit (I) represented by formula (I) and a repeating unit (II) represented by formula (II) and a block chain B containing a repeating unit (III) represented by formula (III)03-29-2012
20100291438ELECTRODE MATERIAL, LITHIUM-ION BATTERY AND METHOD THEREOF - The invention provides an anode comprising a nanocomposite of graphene-oxide and a silicon-based polymer matrix. The anode exhibits a high energy density such as ˜800 mAhg11-18-2010
20090017378COATED METAL OXIDE PARTICLES WITH LOW DISSOLUTION RATE, METHODS FOR PREPARING SAME AND USE THEREOF IN ELECTROCHEMICAL SYSTEMS - Particles comprising a core and a coat covering at least part of the core surface. The core has more than 50% of an acidic metal oxide and the core coating is based on a polymer, preferably based on a soiled polymer with high electrochemical stability. The particle has a solubility rate (ts), in fixed time, of the metal oxide migrating towards the electrolyte, per cycle, which is less than 5 per 10000. The particles are obtained by mixing the polymer and a metal oxide, via dry process with addition of solvent. The electrodes constituting an electrode substrate at least partly coated with a mixture consisting of at least 40 of those particles have remarkable electrochemical properties, in particular regarding the lifetime of batteries in which they are incorporated.01-15-2009
201100453493D APPROACH ON BATTERY AND SUPERCAPACITOR FABRICATION BY INITIATION CHEMICAL VAPOR DEPOSITION TECHNIQUES - Methods and apparatus for forming energy storage devices are provided. In one embodiment a method of producing an energy storage device is provided. The method comprises positioning an anodic current collector into a processing region, depositing one or more three-dimensional electrodes separated by a finite distance on a surface of the anodic current collector such that portions of the surface of the anodic current collector remain exposed, depositing a conformal polymeric layer over the anodic current collector and the one or more three-dimensional electrodes using iCVD techniques comprising flowing a gaseous monomer into the processing region, flowing a gaseous initiator into the processing region through a heated filament to form a reactive gas mixture of the gaseous monomer and the gaseous initiator, wherein the heated filament is heated to a temperature between about 300° C. and about 600° C., and depositing a conformal layer of cathodic material over the conformal polymeric layer.02-24-2011
20120270104Double-Shell Core Lithium Nickel Manganese Cobalt Oxides - A lithium transition metal oxide powder for use in a rechargeable battery is disclosed, where the surface of the primary particles of said powder is coated with a first inner and a second outer layer, the second outer layer comprising a fluorine-containing polymer, and the first inner layer consisting of a reaction product of the fluorine-containing polymer and the primary particle surface. An example of this reaction product is LiF, where the lithium originates from the primary particles surface. Also as an example, the fluorine-containing polymer is either one of PVDF, PVDF-HFP or PTFE. Examples of the lithium transition metal oxide are either one of —LiCO10-25-2012
20100233537Triazine Containing Electrode Materials for Secondary Batteries - The invention relates to a stable secondary battery utilizing as active element the oxidation and reduction cycle of a sterically hindered nitroxide radical, which is bonded to a triazine structural element. Further aspects of the invention are a method for providing such a secondary battery, the use of the respective compounds as active elements in secondary batteries and selected novel nitroxide compounds as such.09-16-2010
20120276449LITHIUM ANODES FOR ELECTROCHEMICAL CELLS - Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.11-01-2012
20120288761ELECTRODE ADDITIVES COATED WITH ELECTRO CONDUCTIVE MATERIAL AND LITHIUM SECONDARY COMPRISING THE SAME - Provided are an electrode additive coated with a coating material made of electrically conductive materials such as metal hydroxides, metal oxides or metal carbonates, and an electrode and a lithium secondary battery comprising the same. The electrode additive in accordance with the present invention can improve high temperature storage characteristics of the battery, without deterioration of performance thereof.11-15-2012
20130011736TEMPLATE ELECTRODE STRUCTURES WITH ENHANCED ADHESION CHARACTERISTICS - Provided herein are novel template electrode materials and structures for lithium ion cells. Related methods are also provided. According to various embodiments, an electrode can include a nanostructured template, an electrochemically active material layer coating the template, and a first intermediate layer between the nanostructured template and the electrochemically active material layer. In one arrangement, the nanostructured template includes silicide nanowires. The electrochemically active material may be any of silicon, tin, germanium, carbon, metal hydrides, silicides, phosphides, and nitrides. The first intermediate layer may facilitate adhesion between the nanostructured template and the electrochemically active material layer, electronic conductivity within the electrode, and/or stress relaxation between the nanostructured template and the electrochemically active material layer.01-10-2013
20080233477POSITIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY USING THE SAME - According to a positive electrode for a lithium ion secondary battery comprising a current collector and a mixture layer containing a transition metal-containing complex oxide as a positive electrode active material formed on the current collector, wherein the mixture layer has surface roughness of 0.1 μm or more and 0.5 μm or less in terms of a Ra value and the mixture layer has a surface treated layer treated with a coupling agent on the surface, it is possible to obtain a positive electrode which is excellent in suppression of moisture absorption. By using the positive electrode, it is possible to obtain a lithium ion secondary battery which is excellent in storage characteristics and causes less battery swelling since the amount of a gas generated upon charging and discharging decreases.09-25-2008
20080226985ELECTROCHEMICAL CELL - An electrochemical cell containing, as an electrode active material, a polyphenylquinoxaline compound represented by formula 1:09-18-2008
20130177805ELECTROCHEMICAL GENERATOR AND METHOD OF PRODUCING SUCH A GENERATOR - An electrochemical generator includes a first electrode covered by a passivation layer having a compound formed by repetition of a pattern of the following formula (7):07-11-2013
20130177806Cathode for a Battery - An electrode for an electrochemical cell including an active electrode material and an intrinsically conductive coating wherein the coating is applied to the active electrode material by heating the mixture for a time and at a temperature that limits degradation of the cathode active material.07-11-2013
20090317718Method of manufacturing positive electrode for non-aqueous electrolyte battery, slurry used therefor, and non-aqueous electrolyte battery - A method of manufacturing a positive electrode for a non-aqueous electrolyte battery is provided. The positive electrode has a current collector and an active material layer formed on the current collector. The method includes: coating a slurry onto the current collector, the slurry having a pH of from 5 to 9 and containing a positive electrode active material, water as a dispersion medium, carboxymethylcellulose, and a pH adjuster; and drying the coated slurry to form the active material layer.12-24-2009
20130095383NEW PHOSPHATE-AND SILICATE-BASED ELECTRODE MATERIALS, MORE PARTICULARLY FOR LITHIUM ION BATTERIES AND LITHIUM CAPACITORS - The invention relates to the use of new crystalline phosphate- and silicate-based electrode materials, preferably having a hopeite or zeolite lattice structure, which are suitable more particularly for lithium ion batteries and lithium capacitors based on non-aqueous systems. The structure of the inventively used electrode material comprises at least a) 2 to 193 atom % of structure-forming ions M in the form of a lattice structure comprising (MX04-18-2013
20110223479Positive electrode for non-aqueous electrolyte battery and non-aqueous electrolyte battery - A positive electrode for non-aqueous electrolyte battery includes a positive electrode active material layer containing at least a positive electrode active material and a binder and a coating layer containing a polymer provided on the positive electrode active material layer, wherein the polymer has a block chain A composed of a random copolymer containing a repeating unit (I) represented by formula (I) and a repeating unit (II) represented by formula (II) and a block chain B containing a repeating unit (III) represented by formula (III)09-15-2011
20130183582LITHIUM ION BATTERY - A lithium ion battery includes a positive electrode, a negative electrode, a microporous polymer separator disposed between the negative electrode and the positive electrode, and a polymer having a chelating agent tethered thereto. The polymer is incorporated into the lithium ion battery such that the chelating agent complexes with metal cations in a manner sufficient to not affect movement of lithium ions across the microporous polymer separator during operation of the lithium ion battery.07-18-2013
20130202962CONDUCTIVE POLYMER/POROUS CARBON MATERIAL COMPOSITE AND ELECTRODE MATERIAL USING SAME - The present invention provides: an electric double-layer capacitor, a lithium ion secondary battery, and a lithium ion capacitor, each having high electrostatic capacitance and excellent cycle characteristics; an electrode material capable of providing the electric double-layer capacitor, the lithium ion secondary battery, and the lithium ion capacitor; and a composite used in the electrode material. The composite of a conductive polymer has a nitrogen atom and a porous carbon material. The conductive polymer is bound to a surface of the porous carbon material. A total pore volume of all of the pores having a diameter of 0.5 to 100.0 nm measured by a BJH method is from 0.3 to 3.0 cm08-08-2013

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