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7390594 |
Anode material for lithium batteries
Primary and secondary Li-ion and lithium-metal based electrochemical cell system. The suppression of gas generation is achieved through the addition of an additive or additives to the electrolyte...
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7390336 |
Polyimide-based lithium metal battery
The present invention relates to Lithium Metal batteries. In particular, it is related to lithium metal batteries containing a polyimide-based electrolyte. The present invention concerns a new...
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7389580 |
Method and apparatus for thin-film battery having ultra-thin electrolyte
A method and system for fabricating solid-state energy-storage devices including fabrication films for devices without an anneal step. A film of an energy-storage device is fabricated by depositing...
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7381498 |
Positive electrode active material powder for lithium secondary battery
To provide a lithium-nickel-cobalt-manganese composite oxide powder for a positive electrode of a lithium secondary battery, which has a large volume capacity density and high safety and is...
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7381497 |
Positive electrode active material for non-aqueous electrolyte secondary battery
A positive electrode active material for a non-aqueous electrolyte secondary battery, comprising a lithium-containing composite oxide, wherein the composite oxide is represented by the general...
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7378189 |
Electrode material for lithium secondary battery, electrode structure employing electrode material, and lithium secondary battery having electrode structure
The present invention provides: an electrode material for a lithium secondary battery containing lithium boron mixed oxide having a monoclinic LiBO 2 structure and represented by a chemical...
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7368097 |
Preparation of nanocrystalline lithium titanate spinels
Process for preparing nanocrystalline lithium titanate spinels by reacting lithium hydroxide and a titanium alkoxide at elevated temperature in a reaction mixture which forms water of reaction.
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7358009 |
Layered electrodes for lithium cells and batteries
Lithium metal oxide compounds of nominal formula Li 2 MO 2 , in which M represents two or more positively charged metal ions, selected predominantly and preferably from the first row of transition...
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7348100 |
Product and method for the processing of precursors for lithium phosphate active materials
Methods for producing an electrode active material precursor, comprising:
a) producing a mixture comprising particles of lithium hydrogen phosphate, having a first average particle size, and...
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7338734 |
Conductive lithium storage electrode
A compound comprising a composition A x (M′ 1-a M″ a ) y (XD 4 ) z , A x (M′ 1-a M″ a ) y (DXD 4 ) z , or A x (M′ 1-a M″ a ) y (X 2 D 7 ) z , and have values such that x, plus y(1-a)...
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7335446 |
Non-aqueous electrolyte secondary battery
Cycle performance is improved without degrading initial efficiency of a non-aqueous electrolyte secondary battery that includes a positive electrode, a negative electrode, a non-aqueous electrolyte...
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7332248 |
Active material for positive electrode for non-aqueous electrolyte secondary battery and method of manufacturing the same
A method of manufacturing a non-aqueous electrolyte secondary battery is provided wherein the positive electrode is made from a lithium-metal composite oxide represented by the general formula Li x...
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7326496 |
Alkali dry cell
In an alkaline dry battery comprising a positive electrode, a negative electrode, and an alkaline electrolyte, the positive electrode includes manganese dioxide and graphite powder and contains...
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7314685 |
Oxidized titanium as a cathodic current collector
A titanium substrate having a thickened outer oxidation layer provided thereon by a treatment process performed either in an air atmosphere at elevated temperatures or through electrolytic...
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7314684 |
Layer cathode methods of manufacturing and materials for Li-ion rechargeable batteries
A positive electrode active material for lithium-ion rechargeable batteries of general formula Li 1+x Ni α Mn β A γ O 2 and further wherein A is Mg, Zn, Al, Co, Ga, B, Zr, or Ti and...
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7314682 |
Lithium metal oxide electrodes for lithium batteries
An uncycled electrode for a non-aqueous lithium electrochemical cell including a lithium metal oxide having the formula Li (2+2x)/(2+x) M′ 2x/(2+x) M (2−2x)/(2+x) O 2−δ , in which 0≦x<1...
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7307772 |
Hybrid process for depositing electrochromic coating
A method of producing an electrochromic device, includes the steps of: providing a first electron conducting layer on a substrate, providing a working electrode in communication with the first...
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7303840 |
Manganese oxide composite electrodes for lithium batteries
An activated electrode for a non-aqueous electrochemical cell is disclosed with a precursor of a lithium metal oxide with the formula xLi 2 MnO 3 .(1−x)LiMn 2−y M y O 4 for 0<x<1 and...
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7294435 |
Positive electrode active material for nonaqueous electrolyte secondary battery, positive electrode mixture for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery
Disclosed is a positive electrode active material for a nonaqueous electrolyte secondary battery containing at least a lithium-transition metal composite oxide of a spinel structure, in which at...
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7282299 |
Solid electrolyte battery
A solid electrolyte battery includes a cathode having a cathode active material and a solid electrolyte and an anode. The solid electrolyte includes a first polymer having a binding force and a...
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7282298 |
Electrochemical device
An electrochemical device for providing an electric energy by converting an electron transfer involved in an oxidation-reduction reaction into an electric energy comprising a positive electrode, a...
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7252906 |
Positive active material for a lithium secondary battery with higher performance and preparation method of the same
Disclosed is a positive active material for a lithium secondary battery and a preparation method of the same that can improve cycle-life characteristics and storage characteristics at a high...
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7235328 |
Electrochemical generator element and corresponding battery
The invention concerns an electrochemical generator element ( 102 ) comprising successively a first electrode layer having a polarity ( 114 ), a first electrolyte layer ( 110 ), a second electrode...
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7229717 |
Anode active material and battery using it
A battery with a high capacity and superior cycle characteristics, and an anode active material used for it are provided. An anode active material contains tin as a first element, a second element,...
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7226698 |
Positive active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery comprising same
Disclosed is a positive active material for a lithium rechargeable battery, a method of preparing the same, and a lithium rechargeable battery comprising the same. The positive active material has...
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7217476 |
Battery
Disclosed is a battery with a light weight and a high energy density. The battery includes a anode 5 , having a layer of an anode active material 9 formed on an anode substrate 8 , a cathode 6...
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7217406 |
Lithium-manganese composite oxide granular secondary particle, method for production thereof and use thereof
Granular secondary particles of a lithium-manganese composite oxide suitable for use in non-aqueous electrolyte secondary batteries showing high-output characteristics which are granular secondary...
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7211350 |
Nanostructure lithium titanate electrode for high cycle rate rechargeable electrochemical cell
Rechargeable electrochemical cells, such as lithium batteries and asymmetric hybrid battery/supercapacitor systems, exhibiting exceptional specific capacity levels and stability over extended...
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7211349 |
Silver vanadium oxide provided with a metal oxide coating
An improved cathode material for nonaqueous electrolyte lithium electrochemical cell is described. The preferred active material is ε-phase silver vanadium oxide (Ag 2 V 4 O 11 ) coated with a...
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7205067 |
Method and apparatus for dissipation of heat generated by a secondary electrochemical cell
The invention provides an electrochemical cell which includes a first electrode and a second electrode which is a counter electrode to the first electrode, and an electrolyte. The first electrode...
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7198869 |
High capacity and high rate batteries
Improved batteries described herein generally comprise an electrolyte having lithium ions and a cathode comprising submicron metal vanadium oxide particles. In some embodiments, the battery...
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7198867 |
Electrochemical generation, storage and reaction of hydrogen and oxygen
An electrolytic apparatus for using catalyst-coated hollow microspheres to produce gases, store them, and to make them available for later use. The apparatus uses catalyst-coated hollow...
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7195843 |
Electrochemical element or cell and a cathode for same
An electrochemical element or cell and a cathode for same which contains an anode, a separator, and a cathode composed of manganese dioxide; this cathode incorporates an inorganic crystalline...
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7179566 |
Positive electrode active material for secondary cell, positive electrode for secondary cell using same, and secondary cell
A cathode active material for a secondary battery including a lithium-manganese composite oxide having a spinel structure and represented by the following general formula (I), Li a (M x Mn 2-x-y-z...
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7172710 |
Performance enhancing additive material for the nickel hydroxide positive electrode in rechargeable alkaline cells
A conductive additive for the positive nickel electrode for electrochemical cells which provides increased performance by suppressing an oxygen evolution reaction occurring parallel to the...
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7160647 |
Battery cathode
Batteries are disclosed. In some embodiments, a battery has a cathode that includes Cu x M y O z X t , where M is a metal, X includes one or more halides and/or nitrate, x+y is from about 6.8 to...
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7157072 |
Cathode composition for lithium batteries and method of preparing the same
Provided is a cathode composition for lithium secondary battery that includes a lithium-chromium-titanium-manganese oxide that has the formula Li[Li (1-x)/3 Cr x Ti (2/3)y Mn 2(1-x-y)/3 ]O 2 where...
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7147967 |
Cathode for metal-oxygen battery
Disclosed is a cathode material for a metal-oxygen battery such as a lithium-oxygen battery. The material comprises, on a weight basis, a first component which is an oxide or a sulfide of a metal....
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7144655 |
Thin-film battery having ultra-thin electrolyte
A method and system for fabricating solid-state energy-storage devices including fabrication films for devices without an anneal step. A film of an energy-storage device is fabricated by depositing...
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7132197 |
Battery
Provided is a battery with a higher capacity, a superior charge-discharge cycle characteristic and a superior load characteristic. A cathode and an anode with a separator in between are spirally...
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7129005 |
Polyimide matrix electrolyte and improved batteries therefrom
A battery includes an anode, a cathode, and a polymer matrix electrolyte (PME) separator disposed between the anode and the cathode. The PME separator includes a polyimide, at least one lithium...
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7125630 |
Non-aqueous electrolyte battery
A non-aqueous electrolyte battery includes an cathode having an cathode mixture layer containing an cathode active material; an anode having an anode mixture layer containing an anode active...
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7112228 |
Nickel electrode for alkaline storage battery, method of producing nickel electrode for alkaline storage battery, and alkaline storage battery
A nickel electrode for an alkaline storage battery in which an active material mainly containing nickel hydroxide is applied to a porous sintered nickel substrate, wherein a layer containing at...
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7108757 |
Hydrogen storage alloys providing for the reversible storage of hydrogen at low temperatures
A reversible hydrogen storage alloy capable of storing large amounts of hydrogen and delivering reversibly large amounts of hydrogen at temperatures ranging from 0° C. up to 40° C. The hydrogen...
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7106488 |
Hybrid process for depositing electrochromic coating
A method of producing an electrochromic device, includes the steps of: providing a first electron conducting layer on a substrate, providing a working electrode in communication with the first...
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7056622 |
Nonaqueous electrolyte secondary battery
A nonaqueous electrolyte secondary battery according to the invention comprises a positive electrode containing a positive electrode active material including lithium containing composite oxide...
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7056358 |
Method for using high rate lithium electrochemical cell containing SVO/CFchi/SVo sandwich cathodes having γ-SVO and mixture of γ-SVO/ε-SVO
A method for powering an implantable medical device with a lithium electrochemical cell having a sandwich cathode electrode of SVO/CF x /SVO active materials is described. A preferred cathode is of...
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7049031 |
Protective coating on positive lithium-metal-oxide electrodes for lithium batteries
A positive electrode for a non-aqueous lithium cell comprising a LiMn 2−x M x O 4 spinel structure in which M is one or more metal cations with an atomic number less than 52, such that the...
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7049030 |
Battery
Batteries and methods of making batteries are disclosed. In some embodiments, a battery includes a housing, a positive electrode comprising a copper material in the housing, a negative electrode in...
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7045249 |
Lithium cell with improved cathode
A primary lithium cell having an anode comprising lithium and a cathode comprising electrochemically active material selected from copper vanadates having the formula CuV 2 O 6 or Cu 2 V 2 O 7 or...
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