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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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7384433 |
Densification of compressible layers during electrode lamination
A compressible and deformable layer is densified and laminated to a layer of a material that is relatively resistant to stretching. The densification and bonding take place in a single step. As...
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7381500 |
Method for preparing a lithium secondary battery comprising a multi-phase separator and lithium secondary battery made using the same
A method of preparing a lithium secondary battery including a multi-phase separator having a gelled polymer uniformly impregnated therein, includes surface-treating a porous separator to provide a...
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7361426 |
Surface structure for enhancing catalyst reactivity and method of manufacturing thereof
A method of enhancing catalyst reactivity includes (1) depositing a conductive oxide on a suitable substrate, (2) depositing a thin film of catalyst on top of the conductive oxide to form a...
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7326497 |
Graphite-containing composition, negative electrode for a lithium secondary battery, and lithium secondary battery
Disclosed is a negative electrode for a lithium secondary battery which is prepared by mixing graphite powder with a binder. The negative electrode comprises graphite with an intensity ratio...
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7322099 |
Method for producing heated components for injection moulding apparatus
A method for producing components for injection moulding comprising a body made of thermally conducting material with expansion coefficient matching that of the insulating layers and provided with...
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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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7314492 |
Method for manufacturing alkaline battery
In a method in which the inside surface of the negative electrode cup of an alkaline battery is coated with metal or metal alloy having a higher hydrogen overpotential than copper, the mask used...
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7309478 |
Production of tetrabasic lead sulfate from solid state reactions for the preparation of active plates to be used in lead-acid batteries
A solid state reaction method for the production of tetrabasic lead sulfate includes the steps of mixing a stoichiometric mixture of 3PbO.PbSO4.H2O and PbO and heating the stoichiometric mixture of...
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7303974 |
Method for producing electrochemical capacitor electrode
A method is provided for optimizing the physical characteristics of a coating solution for an undercoat layer formed between a polarizable electrode layer and surface-roughened collector. A first...
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7303594 |
Battery electrode and method of making the same
A method of making a battery cathode includes forming a first layer having a cathode mixture on a substrate, separating, e.g., removing, the substrate from the first layer, and incorporating the...
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7288338 |
Mat of glass and other fibers and method for producing such mat
A binderless glass fiber mat suitable for use as a separator for valve regulated (“recombinant”) lead acid (“VRLA”) batteries is disclosed. The separator is produced by a dry process by...
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7273504 |
Battery and a method of manufacturing same
A battery having a single cell, an outer paper package covering the single cell, and a water-repellent layer included in the outer paper package.
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7261976 |
Non-aqueous electrolyte battery and method of manufacturing the same
The battery comprises a positive electrode which has a positive electrode active material compound layer containing a positive electrode active material formed on a positive electrode current...
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7258948 |
Non-aqueous electrolyte secondary battery and manufacturing methods of an electrode used therein
To provide a non-aqueous electrolyte secondary battery adapted to prevent an internal short circuit between an positive electrode and a negative electrode caused by the penetration of electrically...
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7256099 |
Method of producing electrochemical device, and the electrochemical device
A first electrode and a second electrode to be used are electrodes each of which has a collector, and a porous material layer with electron conductivity placed between the collector and a...
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7255720 |
Methods for production of zinc oxide electrodes for alkaline batteries
A zinc electrode for use in alkaline batteries comprises a mixture of 0.425 to 1.55 volume parts of zinc oxide with a volume part of a metallic oxide chosen from the group consisting of: calcium...
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7252689 |
Method for fabricating lithium ion secondary battery
By using a winding type electrode plate assembly resistant to displacement by wind-up and buckling, a lithium ion secondary battery, capable of suppressing deterioration in cycle and storage...
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7244280 |
Method for producing electrochemical device
A method for producing an electrochemical device which exhibits improved output performance and improved durability in thermal, chemical, and mechanical is provided. The electrochemical device...
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7211351 |
Lithium/air batteries with LiPON as separator and protective barrier and method
A method and apparatus for making lithium/air batteries with LiPON as separator and protective barrier, and the resulting cell(s) and/or battery(s). Some embodiments include an apparatus that...
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7195794 |
Method of making an electrolytic cell
A method of making an electrolytic cell in which an electrolyte layer of an intermediate sintered form is coated with a pre-coat layer containing electrically non-conductive particles of less than...
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7195652 |
Method for forming compact chemical reactors with reactor frames
The invention relates to a method making a compact chemical reactor with high aspect ratio cavities comprising the steps: forming at least one intermediate assembly, consisting of: at least one...
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7194801 |
Thin-film battery having ultra-thin electrolyte and associated method
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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7179500 |
Sub-micron electrolyte thin film on nano-porous substrate by oxidation of metal film
A fluid impermeable thin film is fabricated on a porous substrate by depositing a material having a certain spatial oxidation expansion. After deposition, the material is oxidized whereby the...
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7179310 |
Zinc/air cell with improved anode
A method of forming an anode comprising zinc for a zinc/air cell. The method involves mixing zinc particles with binders including preferably polyvinylalcohol, surfactant and water to form a wet...
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7163565 |
Electrode plate for secondary battery, method of manufacturing the same, and secondary battery using the same
An electrode plate for a secondary battery is provided for reducing adverse influences caused by paste of an insulating sheet in an electrode body and a battery specification. Active material...
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7153611 |
Lithium secondary battery and method for manufacturing thereof
A lithium secondary battery comprising an electrode in which an active material layer which includes an active material that electrochemically occludes and releases lithium is formed on a current...
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7147678 |
Alkaline cell with improved anode
A method of forming an anode comprising zinc for an alkaline cell. The method involves mixing zinc particles with binders including preferably polyvinylalcohol, surfactant and water to form a wet...
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7141333 |
Method for producing an electrochemical element
A method for producing an electrochemical element having at least one lithium-intercollating electrode and an organic electrolyte, at least one positive electrode, at least one negative electrode...
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7138354 |
Method for the fabrication of an electrocatalyst layer
Electrocatalyst powders and methods for producing electrocatalyst powders, such as carbon composite electrocatalyst powders. The powders have a well-controlled microstructure and morphology. The...
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7132135 |
Method for applying electrolyte in the manufacture of a battery
Applying materials, e.g. electrolytes and other materials, in the form of a spray during battery manufacture, particularly using a vibratory nebulizer to produce a small droplet, low velocity spray.
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7131189 |
Continuous processing of thin-film batteries and like devices
A system for making a thin-film device includes a substrate-supply station that supplies a substrate having a major surface area. The substrate has a first layer on a first surface area of the...
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7125431 |
Method for adhesion of wound electrodes or electrode lamination for use in a lithium-ion secondary battery
A method for adhesion of wound electrodes or electrode lamination for use in a lithium-ion secondary battery, comprising acts of dissolving a polymer applied on electrode sheets in a selected...
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7125430 |
Manufacturing process and apparatus for electrically insulating layers of electrochemical cell laminates
A manufacturing process and an apparatus to carry out the process are disclosed which eliminate or at least significantly reduce the occurrence of damaging localized short circuits in the...
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7118777 |
Structures and fabrication techniques for solid state electrochemical devices
Low-cost, mechanically strong, highly electronically conductive porous substrates and associated structures for solid-state electrochemical devices, techniques for forming these structures, and...
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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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7105253 |
Method of and apparatus for manufacturing lithium secondary cell
A method of manufacturing a lithium secondary cell capable of preventing an active material layer from oxidation and moisture absorption is obtained. This method of manufacturing a lithium...
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7097673 |
Coating edge control
Described are methods and products prepared from the methods, each of which include methods of coating certain materials onto a substrate, including coating a coating material and an edge material...
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7090738 |
Method of manufacturing membrane electrode assembly
A membrane electrode assembly having excellent electric power generating capability is produced from a base coated with first polymer electrolytic solution to form an undried first polymer...
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7081319 |
Preparation of nickel oxyhydroxide
Nickel oxyhydroxide can be prepared by exposing a mixture of a nickel hydroxide and a hydroxide salt to ozone. The nickel oxyhydroxide is suitable for use in the cathode of a battery.
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7081142 |
Methods of preparing electrochemical cells
Methods of preparing a cathode/separator assembly for use in electrochemical cells in which a protective coating layer is coated on a temporary carrier substrate, a microporous separator layer is...
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7078361 |
Fuel cell system for low pressure operation
This invention is an improved fuel cell design for use at low pressure. The invention has a reduced number of component parts to reduce fabrication costs, as well as a simpler design that permits...
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7077877 |
Method of manufacturing non-aqueous electrolyte secondary battery
A non-aqueous electrolyte secondary battery has an electrode plate assembly including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the...
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7066971 |
Methods of preparing electrochemical cells
Methods of preparing a cathode/separator assembly for use in electrochemical cells in which a protective coating layer, such as a single ion conducting layer, is coated on a temporary carrier...
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7060387 |
Secondary cell with improved electrode jelly-roll structure
A secondary cell capable of ensuring thermal and mechanical stabilities required for a high-capacity cell with a simple structure is provided. The secondary cell includes: a can; and an electrode...
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7052801 |
Anode thin film for lithium secondary battery and preparation method thereof
An anode thin film for a lithium secondary battery having a current collector and an anode active material layer formed thereon, wherein the anode active material layer contains an intermetallic...
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7048822 |
Packaging material for polymer cell and method for producing the same
A polymer battery module packaging sheet includes, as essential components, a base layer ( 61 ), an aluminum layer ( 62 ), chemical conversion coatings ( 64 a, 64 b ) coating the opposite surfaces...
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7033702 |
Particulate electrode including electrolyte for a rechargeable lithium battery
A matted particulate electrode located between the current collector and a porous separator of a rechargeable lithium battery is described, which contains electro-active particles intermixed with...
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7033637 |
Epitaxial thin films
Epitatial thin films for use as buffer layers for high temperature superconductors, electrolytes in solid oxide fuel cells (SOFC), gas separation membranes or dielectric material in electronic...
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