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US20050003274 Cathode materials for secondary (rechargeable) lithium batteries  
The invention relates to materials for use as electrodes in an alkali-ion secondary (rechargeable) battery, particularly a lithium-ion battery. The invention provides transition-metal compounds...
US20110217578 METHOD FOR HIGH VOLUME MANUFACTURE OF ELECTROCHEMICAL CELLS USING PHYSICAL VAPOR DEPOSITION  
Embodiments of the present invention relate to apparatuses and methods for fabricating electrochemical cells. One embodiment of the present invention comprises a single chamber configurable to...
US20150140425 CATHODE MATERIAL COMPOSITION AND METHODS OF PREPARING AND APPLYING  
A cathode material comprising an active material, a carbon material, a binder polymer, a lithium salt, and a solvent. The cathode material has a viscosity in the range from about from about 3.0 to...
US20140162132 POSITIVE ELECTRODE ACTIVE MATERIAL AND MANUFACTURING METHOD THEREOF, POSITIVE ELECTRODE, BATTERY, BATTERY PACK, ELECTRONIC DEVICE, ELECTRIC VEHICLE, POWER STORAGE DEVICE, AND POWER SYSTEM  
There is provided a positive electrode active material including a particle containing a lithium-containing compound, and an inorganic oxide layer provided on at least part of a surface of the...
US20120052339 ELECTROLYTE MATERIALS FOR USE IN ELECTROCHEMICAL CELLS  
Electrolyte materials for use in electrochemical cells, electrochemical cells comprising the same, and methods of making such materials and cells, are generally described. In some embodiments, the...
US20080318132 COMPOSITIONS AND METHODS FOR PROTECTION OF ACTIVE METAL ANODES AND POLYMER ELECTROLYTES  
Electrochemical structures with a protective interlayer for prevention of deleterious reactions between an active metal electrode and polymer electrolytes, and methods for their fabrication. The...
US20120034512 LITHIUM ALLOY-CARBON COMPOSITE NANOFIBERS AND METHODS OF FABRICATION  
A carbon/nanoparticle nanofiber includes a carbon base structure and a plurality of nanoparticles that include a lithium alloy or a lithium alloy precursor. One or more nanofibers may be formed...
US20100266899 Electrodes Comprising Mixed Active Particles  
An electrode active material comprising two or more groups of particles having differing chemical compositions, wherein each group of particles comprises a material selected from: (a) materials of...
US20090035663 STABILIZED LITHIUM METAL POWDER FOR LI-ION APPLICATION, COMPOSITION AND PROCESS  
The present invention provides a lithium metal powder protected by a wax. The resulting lithium metal powder has improved stability and improved storage life.
US20070281215 Cathode materials for secondary (rechargeable) lithium batteries  
The invention relates to materials for use as electrodes in an alkali-ion secondary (rechargeable) battery, particularly a lithium-ion battery. The invention provides transition-metal compounds...
US20050130043 Lithium metal dispersion in electrodes  
Electrodes, such as anodes and cathodes, can include a host material that is prelithiated or undergoes lithiation upon electrolyte introduction into a battery. Lithiation of the host material can...
US20140377659 ACTIVE MATERIALS FOR LITHIUM ION BATTERIES  
Disclosed herein are cathode formulations comprising a lithium ion-based electroactive material having a D50 ranging from 1 μm to 6 μm; and carbon black having BET surface area ranging from 130 to...
US20130122365 MULTILAYER MATERIAL BASED ON ACTIVE LITHIUM, METHOD OF PREPARATION AND APPLICATIONS IN ELECTROCHEMICAL GENERATORS  
A method for preparing a multilayer material based on active lithium, by depositing a film of active lithium on a protective layer at a sufficient speed so that substantially no oxidation of the...
US20100047692 PARTICLES CONTAINING A NON-CONDUCTING OR SEMI-CONDUCTING NUCLEUS COVERED WITH A HYBRID CONDUCTING LAYER, THEIR PROCESSES OF PREPARATION AND USES IN ELECTROCHEMICAL DEVICES  
Mixture of particles comprising a non-conducting or semi-conducting nucleus covered with a hybrid conductor coating and hybrid conductor chains located between the particles of the mixture to...
US20090061321 STABILIZED LITHIUM METAL POWDER FOR LI-ION APPLICATION, COMPOSITION AND PROCESS  
The present invention provides a lithium metal powder protected by a substantially continuous layer of a polymer. Such a substantially continuous polymer layer provides improved protection such as...
US20160172661 ELECTROCHEMICAL CELL AND METHOD OF MAKING THE SAME  
A secondary cell comprising a positive cathode electrode of capacity P (mAh) in communication with a liquid or gel electrolyte; an negative anode electrode of capacity N (mAh) in communication...
US20150287986 ELECTRODE PROTECTION IN BOTH AQUEOUS AND NON-AQUEOUS ELECTROCHEMICAL CELLS, INCLUDING RECHARGEABLE LITHIUM BATTERIES  
Electrode protection in electrochemical cells, and more specifically, electrode protection in both aqueous and non-aqueous electrochemical cells, including rechargeable lithium batteries, are...
US20150099185 LITHIUM ION BATTERIES COMPRISING NANOFIBERS  
Lithium ion batteries, electrodes, nanofibers, and methods for producing same are disclosed herein. Provided herein are batteries having (a) increased energy density; (b) decreased pulverization...
US20100330425 PASSIVATION FILM FOR SOLID ELECTROLYTE INTERFACE OF THREE DIMENSIONAL COPPER CONTAINING ELECTRODE IN ENERGY STORAGE DEVICE  
A system and method for fabricating lithium-ion batteries using thin-film deposition processes that form three-dimensional structures is provided. In one embodiment, an anodic structure used to...
US20080032185 CATHODE COMPOSITION FOR RECHARGEABLE LITHIUM BATTERY  
A cathode composition consists essentially of (a) at least one non-fully delithiatable cathode active material; and (b) at least one electrochemically inactive metal oxide; the cathode active...
US20050186469 Chemical protection of a lithium surface  
Disclosed are compositions and methods for alleviating the problem of reaction of lithium or other alkali or alkaline earth metals with incompatible processing and operating environments by...
US20050079418 In-line deposition processes for thin film battery fabrication  
In one embodiment, the invention is directed to aperture mask deposition techniques using aperture mask patterns formed in one or more elongated webs of flexible film. The techniques involve...
US20100285358 Electrode Including Nanostructures for Rechargeable Cells  
A lithium ion battery electrode includes silicon nanowires used for insertion of lithium ions and including a conductivity enhancement, the nanowires growth-rooted to the conductive substrate.
US20090239148 HIGH VOLTAGE CATHODE COMPOSITIONS  
Cathode compositions for lithium-ion electrochemical cells are provided that have excellent stability at high voltages. These materials include a plurality of particles having an outer surface and...
US20050100786 Nonaqueous lithium secondary battery with cyclability and/or high temperature safety improved  
The present invention provides: (i) a nonaqueous electrolyte for batteries, which is characterized by containing halogen; (ii) a nonaqueous electrolyte for batteries, which is characterized by...
US20110129732 COMPRESSED POWDER 3D BATTERY ELECTRODE MANUFACTURING  
Embodiments of the invention contemplate forming an electrochemical device and device components, such as a battery cell or supercapacitor, using thin-film or layer deposition processes and other...
US20080113261 CHEMICAL PROTECTION OF A LITHIUM SURFACE  
Disclosed are compositions and methods for alleviating the problem of reaction of lithium or other alkali or alkaline earth metals with incompatible processing and operating environments by...
US20090061322 ELECTRODE MATERIAL FOR LITHIUM SECONDARY BATTERY AND ELECTRODE STRUCTURE HAVING THE ELECTRODE MATERIAL  
The electrode material for a lithium secondary battery according to the present invention includes particles of a solid state alloy having silicon as a main component, wherein the particles of the...
US20060234125 Lithium Ion Rocking Chair Rechargeable Battery  
An electrochemical cell for a lithium ion rechargeable battery. The electrochemical cell comprises an anode including anode active material having a reduction potential of at least about 1.0 volt,...
US20050079406 Lithium ion secondary battery, separator, battery pack and charging method  
A lithium ion secondary battery including a positive electrode, a negative electrode, a separator and a nonaqueous electrolyte, where the separator essentially includes a porous sheet. The...
US20160380314 NEGATIVE ELECTRODE FOR LITHIUM METAL BATTERY AND LITHIUM METAL BATTERY INCLUDING THE SAME  
A negative electrode for a lithium metal battery, the negative electrode including: a lithium metal electrode; and a protection film disposed on at least a portion of the lithium metal electrode,...
US20140141333 PROCESS FOR PREPARING ELECTROACTIVE INSERTION COMPOUNDS AND ELECTRODE MATERIALS OBTAINED THEREFROM  
A process for preparing an at least partially lithiated transition metal oxyanion-based lithium-ion reversible electrode material, which includes providing a precursor of said lithium-ion...
US20100129724 RECHARGEABLE BATTERY WITH NEGATIVE LITHIUM ELECTRODE  
There is disclosed rechargeable cell or battery comprising a negative electrode, a separator, a positive electrode and non-aqueous electrolyte. The negative electrode comprises at least one or...
US20070190425 Alkali/Transition Metal Halo-And Hydroxy-Phosphates And Related Electrode Active Materials  
The invention provides a novel polyanion-based electrode active material for use in a secondary or rechargeable electrochemical cell, wherein the electrode active material is represented by the...
US20060216605 Non-aqueous electrolyte secondary battery  
In a non-aqueous electrolyte secondary battery employing an olivine-type lithium phosphate as a positive electrode active material, power regeneration performance is improved. The non-aqueous...
US20060216604 ANODE, BATTERY, AND METHOD OF MANUFACTURING SAME  
A battery capable of improving cycle characteristics is provided. An anode active material layer is formed by forming a precursor layer containing active material particles containing Si and Li as...
US20060194113 Electroactive material and use thereof  
An electroactive material and a method of manufacturing the same is provided, in which the primary component of the electroactive material is a metal phosphate complex, and the electroactive...
US20060040182 Electrode material for lithium secondary battery and electrode structure having the electrode material  
The electrode material for a lithium secondary battery according to the present invention includes particles of a solid state alloy having silicon as a main component, wherein the particles of the...
US20050214646 Battery, method of charging and discharging the battery and charge-discharge control device for the battery  
Provided is a battery capable of improving cycle characteristics through reducing a structural fracture according to charge and discharge of an anode and a reaction of the with an electrolyte. An...
US20050208379 Negative electrode for nonaqueous secondary battery, process of producing the negative electrode, and nonaqueous secondary battery  
Disclosed is a negative electrode for a nonaqueous secondary battery comprised of a current collector and an active material structure containing an electro-conductive material having low...
US20150236371 GRAPHENE CURRENT COLLECTORS IN BATTERIES FOR PORTABLE ELECTRONIC DEVICES  
The disclosed embodiments provide a battery cell. The battery cell includes a cathode current collector containing graphene, a cathode active material, an electrolyte, an anode active material,...
US20140315086 Positively Charged Silicon for Lithium-Ion Batteries  
This invention relates to a negative electrode material for lithium-ion batteries comprising silicon and having a chemically treated or coated surface influencing the zeta potential of the...
US20140234726 Lithium Battery with Composite Solid Electrolyte  
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...
US20140045067 POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME  
Disclosed are a positive active material for a rechargeable lithium battery that includes: a core including a lithium metal composite oxide having a layered structure; and a shell including a...
US20130316233 PARTICULATE MIXTURE, CATHODE ACTIVE MATERIAL, CATHODE, SECONDARY BATTERY, AND PRODUCTION METHOD THEREOF  
The object of the present invention is to provide a method for producing lithium transition metal phosphate with a small particle size and uniform element spatial distribution, which enables...
US20100330430 LITHIUM SECONDARY BATTERY WITH HIGH ENERGY DENSITY  
The present invention relates to electrodes for a lithium secondary battery with a high energy density and a secondary battery with a high energy density using the same. A negative electrode...
US20090042095 ACTIVE MATERIAL FOR BATTERY, MANUFACTURING METHOD OF THE SAME, NON-AQUEOUS ELECTROLYTIC BATTERY AND BATTERY PACK  
An active material for a battery includes a mixed phase includes a lithium titanium composite oxide phase and a nonstoichiometric titanium oxide phase. This active material is excellent in lithium...
US20080268343 ELECTROCHEMICAL ELEMENT AND ELECTRODE THEREOF, METHOD AND APPARATUS FOR MANUFACTURING THE ELECTRODE, METHOD AND APPARATUS FOR LITHIATION TREATMENT  
A method for manufacturing an electrode of an electrochemical element includes providing lithium and an element that has a larger atomic weight than that of lithium and is other than a...
US20060024584 Additives for lithium secondary battery  
Disclosed is a lithium secondary battery comprising a cathode (C), an anode (A), a separator and an electrolyte, wherein the electrolyte comprises: (a) a nitrile group-containing compound and (b)...
US20050175529 Polymer electrolyte, intercalation compounds and electrodes for batteries  
Solid battery components are provided. A block copolymeric electrolyte is non-crosslinked and non-glassy through the entire range of typical battery service temperatures, that is, through the...