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7632604 |
Energy storage device and method
An article of electrochemical energy conversion is provided that includes a separator. The separator has a first surface that defines at least a portion of a first chamber, and a second surface...
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7622224 |
Lithium storage cell presenting both a high electrical potential and a high lithium insertion capacity
A lithium storage cell comprises at least a first electrode comprising an active material wherein Li + cations can be inserted, a second electrode and an electrolyte. The active material of the...
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7611803 |
Electrochemical cell
An alkaline electrochemical cell having an anode containing zinc and a cathode that includes a catalyst and an iodate is disclosed. The catalyst catalyzes the reduction of the iodate when the cell...
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7597997 |
Nonaqueous electrolyte secondary battery and method for producing same
A nonaqueous electrolyte secondary battery with excellent charging/discharging cycle characteristics is provided, more specifically a nonaqueous electrolyte secondary battery in which deterioration...
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7556887 |
Nonaqueous electrolyte secondary battery with negative electrode having a La3Co2Sn7 type crystal structure
A nonaqueous electrolyte secondary battery includes a case, a nonaqueous electrolyte provided in the case, a positive electrode provided in the case and capable of absorbing-releasing Li, and a...
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7550098 |
Synthesis of metal compounds under carbothermal conditions
Active materials of the invention contain at least one alkali metal and at least one other metal capable of being oxidized to a higher oxidation state. Preferred other metals are accordingly...
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7537863 |
Primary alkaline battery containing bismuth metal oxide
A battery includes a cathode having an oxide containing one or more metals and pentavalent bismuth, an anode, a separator between the cathode and the anode, and an alkaline electrolyte. The...
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7529014 |
Boron-substituted lithium compounds, active electrode materials, batteries and electrochrome devices
Lithium insertion compound having the following formula (I):
Li α M β M1 v M2 w M3 x M4 y M5 z B γ (XO 4−ε Z ε ) 1 ...
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7524439 |
Positive electrode for non-aqueous electrolyte battery and method of producing the same as well as non-aqueous electrolyte battery
In a positive electrode of a non-aqueous electrolyte battery, at least one metal oxide selected from the group consisting of titanium dioxide, alumina, zinc oxide, chromium oxide, lithium oxide,...
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7510808 |
Low temperature Li/FeS2 battery
The invention is a 1.5 volt primary electrochemical battery cell with an alkali metal lithium negative electrode (such as lithium), a positive electrode (comprising iron disulfide for example) and...
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7501208 |
Doped manganese dioxides
An active manganese dioxide electrode material that exhibits improved electrochemical performances compared with conventional manganese dioxide materials includes at least one dopant. The doped...
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7479351 |
Electrode material for a lithium secondary battery, lithium secondary battery, and preparation method for the electrode material for a lithium secondary battery
Disclosed is an electrode material for a lithium secondary battery, a lithium secondary battery comprising the same, and a method for preparing the electrode material for a lithium secondary...
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7465518 |
Cell with copper oxide cathode
An electrochemical battery cell with Cu x O, where x is from 0.9 to 1.3, as a positive electrode active material. The specific surface area of the Cu x O is from 1.0 to 4.0 m 2 /gram, preferably...
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7452632 |
Negative active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery comprising same
A negative active material for a rechargeable lithium battery, a method for making the negative active material, and a rechargeable lithium battery including a carbonaceous material, which is...
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7422824 |
Active material of positive electrode for nonaqueous electrolyte secondary battery and process for producing the same
A positive electrode active material for a non-aqueous electrolyte secondary battery includes a particle of a composite oxide which contains Li and Co, wherein: the composite oxide further contains...
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7416816 |
Electrical storage battery with an electrolyte filled vessel having a front wall electrode
A battery providing a storage of electrical energy with electrolytic processes of charging and discharging, comprising a first vessel having a front wall formed as an electrode, a second vessel...
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7407726 |
Primary alkaline battery containing bismuth metal oxide
A primary battery includes a cathode having an oxide containing one or more metals and pentavalent bismuth, an anode, a separator between the cathode and the anode, and an alkaline electrolyte. The...
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7399554 |
Hybrid rechargeable battery having high power and high energy density lithium cells
A hybrid rechargeable lithium battery, which includes a plurality of high power rechargeable cells, having nano-particles therein, and high energy density rechargeable cells, with the high energy...
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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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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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7316717 |
Method of manufacturing an electrode active material particle for a rechargeable battery
A rechargeable battery includes electrodes containing particles of an active material capable of being alloyed with Li. A metallic element that is not alloyed with Li is distributed by its...
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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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7311997 |
Rechargeable batteries based on nonconjugated conductive polymers
Rechargeable batteries have been fabricated using doped nonconjugated conductive polymers as the cathode and various metals such as aluminum, copper and zinc as the anode. A nonconjugated...
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7235329 |
Electrode material for non-aqueous solvent-secondary cell, electrode and secondary cell
An electrode material comprising a powdery mixture of a metal material (particularly, an intermetallic compound) and a capacitive carbon material each capable of doping and dedoping lithium, and an...
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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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7214448 |
Alkali/transition metal halo-and hydroxy-phosphates and related electrode active materials
The present invention relates to novel electrode active materials represented by the general formula A a M b (XY 4 ) 2 Z d , wherein:
(a) A is one or more alkali metals, and 0<a≦8; (b) M is...
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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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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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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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7147970 |
Electrode material for non-aqueous solvent secondary cell, electrode and secondary cell
An electrode material comprising a powdery mixture of a metal material (particularly, an intermetallic compound) and a capacitive carbon material each capable of doping and dedoping lithium, and an...
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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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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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7097938 |
Negative electrode material and battery using the same
A negative electrode material and a battery which have an excellent cycle characteristic as well as a high capacity are provided. A positive electrode housed in an exterior can and a negative...
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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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7033699 |
Fuel cell cathodes and their fuel cells
Fuel cell cathodes and instant startup fuel cells employing the cathodes. The cathodes operate through the valency change mechanism of redox couples which uniquely provide multiple degrees of...
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7011906 |
Battery for an electrical appliance that consumes low voltage battery
A battery for electrical appliances that consume low voltage battery has a body containing a fluid material that is composed of active carbon and water therein, two conductive rods functioning as...
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7008726 |
Secondary battery electrode active materials and methods for making the same
The invention provides an electrochemical cell which includes a first electrode and a second electrode which is a counter electrode to said first electrode, and an electrolyte material interposed...
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7005211 |
Electrode, lithium battery having the electrode, and method of manufacturing the same
An electrode including a current collector and active material layers stacked on the current collector, and a lithium battery using the electrode. In the electrode, the active material layers...
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6977124 |
Contoured casing for an electrochemical cell
The present invention provides an electrochemical cell of either a primary or a secondary chemistry housed in a casing having opposed major side walls of a contoured shape.
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6932955 |
Powder material, electrode structure, production processes thereof, and secondary lithium battery
Disclosed herein is a powder material comprising a compound which electrochemically intercalates and deintercalates a lithium ion, wherein the powder material is comprised mainly of a compound...
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6929883 |
Lithium-transition metal composite oxide
The present invention provides a lithium-transition metal composite oxide having a large volume capacity density, high safety, excellent coating uniformity, excellent charge/discharge cycle...
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6926991 |
SVO/CFx parallel cell design within the same casing
A new cathode design has a first cathode active material of a relatively low energy density but of a relatively high rate capability contacted to a first cathode current collector and a second...
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6919141 |
Phosphate additives for nonaqueous electrolyte rechargeable electrochemical cells
A lithium ion electrochemical cell having high charge/discharge capacity, long cycle life and exhibiting a reduced first cycle irreversible capacity, is described. The stated benefits are realized...
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6878489 |
Lithium cell with improved cathode
A primary lithium cell having an anode comprising lithium and a cathode comprising electrochemically active material selected from silver copper oxides having the formula AgCuO 2 or Ag 2 Cu 2 O 3 ...
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6875536 |
Catalytic hydrogen storage composite material and fuel cell employing same
A composite hydrogen storage material including 1) an active material having hydrogen storage capacity; and 2) a catalytic material having greater catalytic activity toward the dissociation of...
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6855460 |
Negative electrodes for lithium cells and batteries
A negative electrode is disclosed for a non-aqueous electrochemical cell. The electrode has an intermetallic compound as its basic structural unit with the formula M 2 M′ in which M and M′ are...
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6855378 |
Printing of electronic circuits and components
Methods are disclosed for printing ( 2-7 ) multilayer electronic components, and circuits on a surface ( 2 ), where at least one of the layers is formed by a redox reaction ( 6 ) occurring in a...
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6844115 |
Highly conductive and stable nonaqueous electrolyte for lithium electrochemical cells
The present invention is directed to at least partially replacing PC and/or DME with a linear carbonate, preferably dimethyl carbonate, and a linear mono-ether, the most preferred being diisopropyl...
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6841302 |
Alkaline cell with improved cathode
An alkaline cell having an anode comprising zinc, an aqueous alkaline electrolyte, a cathode mixture comprising cathode active material comprising copper oxide or copper hydroxide. Graphitic...
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