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8182946 |
Tin and tin-zinc plated substrates to improve Ni-Zn cell performance
An improved Ni—Zn cell with a negative electrode substrate plated with tin or tin and zinc during manufacturing has a reduced gassing rate. The copper or brass substrate is electrolytic cleaned, a...
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8178238 |
Positive-electrode active material for lithium-ion secondary battery, positive electrode, manufacturing method thereof, and lithium-ion secondary battery
A positive-electrode active material for a lithium-ion secondary battery has an average composition expressed by the following formula (1): LixCo1-y-zMyCezOb-aXa (1) wherein M represents at least...
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8168328 |
Silicon thin film anode for lithium secondary battery and preparation method thereof
Disclosed are a silicon thin film anode for a lithium secondary battery having enhanced cycle characteristics and capacity and a preparation method thereof. A preparation method for a silicon thin...
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8168321 |
Alkaline battery having a protective layer
An alkaline battery can include a housing, a cathode within the housing, an anode, a separator between the anode and the cathode, and an alkaline electrolyte contacting the anode and the cathode....
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8168329 |
Electrochemical composition and associated technology
A composition for use in an electrochemical redox reaction is described. The composition may comprise a material represented by a general formula MyXO4 or AxMyXO4, where each of A (where present),...
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8142540 |
Alloyed zinc powders with pierced particles for alkaline batteries
The invention concerns alloyed zinc powders for alkaline batteries and a method to manufacture such powders The powders are characterized by the presence of particles pierced with at least one...
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8119278 |
Flexible thin printed battery and device and method of manufacturing same
A flat, flexible electrochemical cell is provided. The within invention describes various aspects of the flat, flexible electrochemical cell. A printed anode is provided that obviates the need for...
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8114541 |
Electrochemical energy generation system
An electrochemical energy generation system can include a sealed vessel that contains inside (i) at least one electrochemical cell, which has two electrodes and a reaction zone between them; (ii) a...
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8110301 |
Energy storage device and cell configuration therefor
An article is provided. The article may include an electrochemical cell. The cell may include a molten electrolyte, and at least one molten electrode. The cell may include a structure for...
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8097364 |
Electroactive material for charge transport
An electroactive material for charge transport. The material is formed of a plurality of nanocomponents including nanoparticles, in turn formed of conductive carbon-based clusters bound together by...
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8092939 |
Manganese dry battery containing an anode zinc can made of zinc and bismuth
A virtually lead additive-free but highly reliable and practical anode zinc can for a battery with improved process-ability and corrosion resistance. A manganese dry battery comprising such a zinc...
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8080339 |
Gelled negative electrode for alkaline battery and alkaline battery
A gelled negative electrode contains zinc powder, alkaline electrolyte, and a gelling agent. The specific surface area of the zinc powder is in the range between 0.025 and 0.045 m2/g. The gelling...
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8080337 |
Electrode for lithium secondary battery and lithium secondary battery using same
The present invention has an object of providing a lithium secondary battery and an electrode for a lithium secondary battery having a superb cycle characteristic. The present invention relates to...
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8048560 |
Alkaline battery
An alkaline battery comprising a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode; and an alkaline electrolyte, wherein the...
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8048566 |
Nickel hydroxide electrode for rechargeable batteries
The nickel hydroxide particles for a nickel hydroxide electrode may be treated using an alkaline solution of a strong oxidizing agent such as sodium or potassium persulfate to modify the surface...
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8048556 |
Battery separator
A battery includes a separator with a trapping layer that traps dissolved metal ions.
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8039161 |
Metal halogen electrochemical cell system
A metal halogen electrochemical energy cell system that generates an electrical potential. One embodiment of the system includes at least one cell including at least one positive electrode and at...
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8039146 |
Electrochemical device comprising alkaline electroylte
An electrochemical device, such as an alkaline battery, that is excellent in leakage-resistance and storage characteristics is provided by controlling at least one of the following two conditions...
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8039150 |
Agglomerated zinc powder anode
Zinc electrodes for use in batteries, the electrode containing an organic gelling agent, an organic binding agent, calcium zincate and an electro-active element. A method of manufacturing such...
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8029927 |
Thin printable electrochemical cell utilizing a “picture frame” and methods of making the same
A thin printed flexible electrochemical cell, and its method of manufacture, using a “picture frame” structure sealed, for example, with a high moisture and oxygen barrier polymer film and fea...
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8017271 |
Alkaline electrochemical cell with a blended zinc powder
An electrochemical cell with a blended zinc powder is disclosed. The blended zinc powder includes selected portions of a first zinc powder and a second zinc powder. In a preferred embodiment, the...
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8003247 |
Button-type alkaline battery and method of manufacturing the same
A button-type alkaline battery in which an anode 3 containing an anode active material and an alkaline electrolyte is disposed in a sealed space formed by sealing a cathode housing 4 with an anode...
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8003258 |
Alkaline cell with improved anode
An alkaline cell having an anode mixture comprising zinc particles, aqueous alkaline electrolyte, and molecular sieve additive. The cathode preferably comprises manganese dioxide. The cell may be...
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7993768 |
Energy storage device and method
A composition is provided that includes a ternary electrolyte having a melting point greater than about 150 degree Celsius. The ternary electrolyte includes an alkali metal halide, an aluminum...
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7981549 |
Separator for a battery having a zinc electrode
The instant invention is a separator for a battery having a zinc electrode. The battery separator according to the instant invention includes a microporous membrane, and a coating on at least one...
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7951489 |
Anode active material, method of preparing the same, and anode and lithium battery employing the same
An anode active material including a metal core and a coating layer formed on a surface of the metal core is provided. The coating layer includes a conductive metal material. The coating layer...
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7947393 |
Alkaline electrochemical cell
An alkaline electrochemical cell capable of providing optimum run times at both high drain rates and low drain rates is disclosed. In one embodiment, the cell's gelled anode incorporates a limited...
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7947391 |
Lead-alkaline battery
A rechargeable battery is provided such that the positive electrode comprises lead dioxide, the negative electrode zinc, iron, lead or cadmium, and the electrolyte is alkaline. Upon discharge, the...
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7931988 |
Tin and tin-zinc plated substrates to improve Ni-Zn cell performance
An improved Ni—Zn cell with a negative electrode substrate plated with tin or tin and zinc during manufacturing has a reduced gassing rate. The copper or brass substrate is electrolytic cleaned, a...
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7906239 |
Cathode active material, method for producing the same, and nonaqueous electrolyte secondary battery
A cathode active material capable of improving chemical stability, a method for producing the same, and a nonaqueous electrolyte secondary battery using the same which has high capacity and good...
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7897282 |
AA alkaline battery
An AA alkaline battery according to the present invention includes: a positive electrode; a negative electrode; a separator; an alkaline electrolyte; and a negative electrode current collector. The...
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7892676 |
Cathode material for manufacturing a rechargeable battery
A cathode material composition includes a composite compound having a formula of A3xM12y(PO4)3, and a conductive metal oxide having a formula of M2aOb, wherein A represents a metal element selected...
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7887954 |
Electrochemical composition and associated technology
A composition for use in an electrochemical redox reaction may comprise a first material represented by MyXO4 or AxMyXO4, where each of A, M, and X independently represents at least one element, O...
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7883644 |
Stoichiometric lithium cobalt oxide and method for preparation of the same
A LiCoO2-containing powder. and a method for preparing a LiCoO2-containing powder, includes LiCoO2 having a stoichiometric composition via heat treatment of a lithium cobalt oxide and a lithium...
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7858235 |
Ceramic conductor pre-treated by oxidising for a zinc anode
The invention relates to an additive to the active mass of a zinc anode for an alkaline secondary electrochemical generator. Said additive contains conductive ceramic powder, preferably titanium...
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7846586 |
Active material for positive electrode of lithium secondary battery
A lithium-nickel complex oxide material for active material for positive electrode of a lithium secondary battery is provided and expressed by the general formula Lix(Ni1-yCoy)1-zMzO2 (where,...
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7842268 |
Process for producing lithium-containing composite oxide for positive electrode for lithium secondary battery
To provide a cathode active material for a lithium secondary battery, which is low in gas generation and has high safety and excellent durability for charge and discharge cycles even at a high...
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7838158 |
Sheet anodes based on zinc-aluminum alloys and zinc-air batteries containing the same
The present invention provides a sheet anode based on modified zinc-aluminum alloys and Zinc-Air batteries containing the same. The sheet anode is consisted of ZnxAlyMz, wherein M comprises an...
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7833663 |
Method of manufacturing nickel zinc batteries
Methods of manufacturing a rechargeable power cell are described. Methods include providing a slurry or paste of negative electrode materials having low toxicity and including dispersants to...
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7820326 |
Alkaline battery
The opening portion of a battery case is sealed with a sealing plate using a gasket. The potential of electrolytic manganese dioxide in a positive electrode active material is in the range from 275...
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7816030 |
Electrolyte composition for nickel-zinc batteries
Electrodes and electrolytes for nickel-zinc secondary battery cells possess compositions that limit dendrite formation and other forms of material redistribution in the zinc electrode. In addition,...
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7816027 |
System and method of controlling fluid to a fluid consuming battery
A fluid regulating system is provided for controlling fluid to a fluid consuming battery having a fluid consuming cell. The fluid regulating system includes a valve having a moving plate disposed...
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7811704 |
Method of making zinc electrode including a fatty acid
A composition, method of its preparation, and zinc electrodes comprising the composition as the active mass, for use in rechargeable electrochemical cells with enhanced cycle life is described. The...
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7807297 |
Alkaline batteries
Alkaline batteries are provided, including an anode, a cathode, and a separator disposed between the anode and cathode. The cathode porosity is selected to optimize performance characteristics of...
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7807121 |
Lithium metal phosphates, method for producing the same and use thereof as electrode material
The invention describes a process for producing a compound of the formula LiMPO4, in which M represents at least one metal from the first transition series, comprising the following steps: a)...
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7799457 |
Ion storage compound of cathode material and method for preparing the same
An ion storage compound of cathode material and method for preparing the same are disclosed. The method for preparing the ion storage compound comprises steps of providing a first reactant having a...
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7794865 |
Filter material for generating oxygen and/or hydrogen from a source
A filter material for generating oxygen and/or hydrogen gas from a source having a porous boron doped carbon film with diruthenium/diruthenium molecules in direct contact with the porous boron...
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7781100 |
Cathode material for manufacturing rechargeable battery
A cathode material including a first compound and a second compound is disclosed. The first compound has a formula of A3xM12y(PO4)3 and includes plural micrometer-sized secondary particles, each of...
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7771872 |
Silver oxide powder for alkaline battery and method of producing the same
Alkaline battery silver oxide powder when soaked in a 50° C. KOH 40% aqueous solution for 24 hours experiences dissolution of Ag into the solution of 40 mg/L. Alkaline battery silver oxide powder ...
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7767336 |
Alkaline battery and method for producing the same
There is provided an alkaline battery produced by sealing in an outer package body: a positive mixture containing at least one selected from manganese dioxide and a nickel oxide, a conducting...
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