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US20080245735 Ceramic Flexible Membrane Providing Improved Adhesion to the Support Fleece  
The present invention relates to flexible ceramic membranes which, depending on embodiment, are useful as separators for batteries, especially lithium batteries, and also a process for their...
US20100316902 Microporous Multilayer Membrane, System And Process For Producing Such Membrane, And The Use Of Such Membrane  
The invention relates to a microporous membrane having an improved balance of important properties such as melt down temperature and thickness fluctuations. The invention also relates to a system...
US20090155677 SEPARATOR FOR NON-AQUEOUS RECHARGEABLE LITHIUM BATTERY  
A separator for non-aqueous rechargeable lithium batteries and a non-aqueous rechargeable lithium battery including the separator are provided. The separator includes a separator body and a...
US20080118827 CO-EXTRUDED, MULTI-LAYERED BATTERY SEPARATOR  
A battery separator comprises a co-extruded, microporous membrane having at least two layers made of extrudable polymers and having: a uniform thickness defined by a standard deviation of <0.80...
US20090142632 FUEL CELL STACK FEATURES FOR IMPROVED WATER MANAGEMENT  
An electric insulator for a fuel cell stack with a plurality of fuel cell plates is provided. The electric insulator includes an insulation layer having a water management feature adapted to...
US20110151307 RECHARGEABLE BATTERY  
A rechargeable battery comprises: an electrode assembly comprising a plurality of positive electrode plates, a plurality of negative electrode plates, and a plurality of separators; and a case...
US20130108912 STACK DESIGN FOR Na NiCl BATTERY  
A battery stack includes a plurality of curved base layers, at least one curved bipolar layer, at least one anode layer disposed between a first curved base layer of the plurality of curved base...
US20080182167 Separator for installation in batteries and a battery  
A separator for installation in batteries, comprising at least one first layer and at least one second layer, wherein the layers are configured as nonwovens, is characterized with respect to the...
US20090186267 Porous silicon particulates for lithium batteries  
An anode structure for lithium batteries includes nanofeatured silicon particulates dispersed in a conductive network. The particulates are preferably made from metallurgical grade silicon powder...
US20090134842 Nickel-Metal Hydride Battery Using Alkali Ion Conducting Separator  
A nickel-metal hydride storage battery comprising a positive electrode containing nickel hydroxide, a negative electrode containing a hydrogen absorbing alloy, an alkaline electrolyte, and an...
US20090181292 Flexible, porous ceramic composite film  
A thin, flexible, porous ceramic composite (PCC) film useful as a separator for a molten-salt thermal battery comprises 50% to 95% by weight of electrically non-conductive ceramic fibers...
US20080124621 BATTERY SEPARATOR AND METHOD OF MAKING SAME  
An alkaline battery includes a cathode, an anode, a separator between the anode and the cathode, and an alkaline electrolyte contacting the anode and the cathode. The separator includes a first...
US20100009249 SEPARATOR FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND MULTILAYER SEPARATOR FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY  
A separator of the present invention for a nonaqueous electrolyte secondary battery is obtained by fluorinating a polyolefin based resin. A contact angle of the separator with a nonaqueous solvent...
US20050266296 Stack having improved cooling structure and fuel cell system having the same  
A fuel cell system includes a fuel supply unit for supplying fuel, an air supply unit for supplying air, a coolant supply unit for supplying coolant, and a stack having an electricity generator in...
US20110159343 MICROPOROUS POLYMERIC MEMBRANES, METHODS FOR MAKING SUCH MEMBRANES, AND THE USE OF SUCH MEMBRANES AS BATTERY SEPARATOR FILM  
A microporous membrane includes polyolefin, and has a shutdown temperature ≦133.0° C. and a self-discharge capacity ≦110.0 mAh.
US20090068554 SEPARATOR FOR LEAD-ACID RECHARGEABLE BATTERY  
A separator for separation of opposite-polarity electrode plates in a lead-acid rechargeable battery includes two separator leaves connected together at rim areas which rest on one another to form...
US20070231681 IMMOBILIZATION SYSTEM FOR AN ELECTROCHEMICAL CELL  
An electrochemical cell of an implantable medical device is provided. The electrochemical cell comprises a conductive case and a cover welded to the case to form a hermetically-sealed housing. A...
US20080014496 NON-AQUEOUS ELECTROLYTE SECONDARY BATTERIES AND DEVICES USING THE SAME  
In a rechargeable non-aqueous electrolyte secondary battery containing positive electrodes, negative electrodes and a non-aqueous solvent, an organic compound having a HOMO energy of −8.5 eV to...
US20060183018 Method of forming freestanding thin chromium components for an electochemical converter  
A method of fabricating a high density thin component which can be used in an electrochemical converter comprises tape casting a material to form a tape followed by hot pressing of the tape to...
US20120315566 ELECTRICAL ENERGY UNIT AND SPACER  
The invention relates to an electrical energy unit (2, 102, 202, 302) comprising a plurality of electrical energy cells (4), which are stacked in a stacking direction to form a cell block and are...
US20070251083 Moisture Resistant Barrier for Batteries  
The present subject matter includes method and apparatus for an insulating layer applied to a battery to effectively increase the insulated separation between the anode and cathode contact...
US20080193833 Polyolefin Microporous Membrane  
Disclosed is a polyolefin microporous membrane including a multilayer film having two or more layers. In this polyolefin microporous membrane, at least one surface layer has a thickness of not...
US20080138700 Use Of A Ceramic Separator In Lithium Ion Batteries, Comprising An Electrolyte Containing Ionic Fluids  
The invention relates to a separator filled with an electrolyte composition. The separator has a ceramic surface and the electrolyte composition comprises an ionic fluid. Filling with the...
US20140170463 CYLINDRICAL BATTERY  
A cylindrical battery including: a battery case having a cylindrical shape; an electrode group disposed in the battery case, including a positive electrode, a negative electrode, and a separator,...
US20120070712 BATTERIES UTILIZING ANODE COATINGS DIRECTLY ON NANOPOROUS SEPARATORS  
Provided is a separator/anode assembly for use in an electric current producing cell, wherein the assembly comprises an anode current collector layer interposed between a first anode layer and a...
US20090017370 Electrochemical Cell with Singular Coupling and Method for Making Same  
An electrochemical cell (400) is provided having a singular electrical coupling. A flexible substrate (200) having an interconnect extension (209) is coupled to an electrochemical cell structure...
US20090214943 ELECTRICAL CONNECTION FOR A STORAGE CELL  
An electrical storage cell is provided comprising a container (2) carrying an electrode plate group (9) comprising alternating positive and negative electrodes flanking electrolyte-impregnated...
US20100173187 SEPARATOR FOR NONAQUEOUS SECONDARY BATTERY, METHOD FOR PRODUCING THE SAME, AND NONAQUEOUS SECONDARY BATTERY  
The present invention is to provide a separator that is excellent in heat resistance, shutdown function, flame retardancy and handling property. The separator for a nonaqueous secondary battery of...
US20100068612 SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY, PROCESS FOR PRODUCING SAME, AND NON-AQUEOUS SECONDARY BATTERY  
A first object of the present invention is to provide a separator including a polyethylene microporous membrane and a heat-resistant porous layer, and that has a sufficient shutdown function and a...
US20140322585 MICROPOROUS MEMBRANE ROLL AND METHOD OF MANUFACTURING SAME  
A microporous membrane roll includes cores formed in whole or in part from electrically conductive members, and microporous membranes wound around the cores. First and second surfaces of the...
US20130196194 SECONDARY BATTERY  
A secondary battery that includes at least two electrode assemblies positioned in parallel and having a space between the electrode assemblies. Further, the secondary battery includes at least two...
US20090098448 COMPOSITE NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR PREPARING THE SAME, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY INCLUDING THE SAME  
The present invention can provide a composite negative electrode active material including a fused matter of a graphite material and a graphitizable carbon material undergoing graphitization. Such...
US20070065702 Fuel cell with anisotropic wetting surfaces  
A fuel cell with components having durable anisotropic wetting surfaces at selected locations where condensation of water may occur. The anisotropic wetting surface generally includes a substrate...
US20070287062 Separator for Electrochemical Element  
The present invention discloses a separator for an electrochemical element which comprises wet nonwoven fabric containing fibrillated cellulose, non-fibrillated fiber, and fibrillated...
US20110311854 Electrochemical Cell Electrode With Sandwich Cathode And Method For Making Same  
An electrochemical cell comprising an anode, and a cathode of a first cathode active material contacted to a first side of a current collector and a second cathode active material contacted to a...
US20100003588 SEPARATOR FOR ENERGY DEVICE AND ENERGY DEVICE HAVING THE SAME  
Disclosed is a separator for energy devices, which hardly allows an internal short circuit, while excellent in electrolyte solution retention. Also disclosed is an energy device comprising such a...
US20100136409 Battery cell with a partial dielectric barrier for improved battery pack mechanical and thermal performance  
The adverse effects of the dielectric material covering the cylindrical case of a conventional 18650 cell are eliminated by replacing it with a ring-shaped dielectric material, wherein the...
US20070254209 Non-aqueous electrolyte battery  
A battery has a positive electrode active material containing an olivine lithium phosphate-based compound having an elemental composition represented as LiMPO4, where M is a transition metal...
US20060068253 GAS BARRIER FOR ELECTROCHEMICAL CELLS  
A membrane-electrode-assembly (MEA) for an electrochemical cell employing a gas is disclosed. The MEA includes a proton exchange membrane, a first electrode disposed on one side of the membrane, a...
US20090042097 NEGATIVE ELECTRODE CURRENT COLLECTOR FOR LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY  
A lithium ion secondary battery includes a negative electrode that is shaped like waves in a section in the thickness direction. In the negative electrode, the ratio t1/t0 of the largest thickness...
US20060051661 Diffusion stabilized gas barriers  
A metallic barrier (1) and a method for separating fuel (5) and oxidant (6) gases are disclosed for use in high temperature systems such as solid oxide fuel cells (SOFC) or cell stacks. The...
US20100092853 ALKALINE BATTERY SEPARATOR, PROCESS FOR PRODUCTION THEREOF AND ALKALINE BATTERIES  
An alkaline battery separator comprises a fused fiber layer, and a fine fiber layer adjacent to the fused fiber layer and comprising fine fibers and second fusible fibers, which are fused in the...
US20060177730 Battery containing fibrous material  
Batteries, such as lead acid batteries, that contain fibrous material and related methods are disclosed.
US20080286646 Electrolytes for Lithium Ion Batteries and Their Fabrication Methods  
Electrolytes for lithium ion batteries are provided. The electrolytes include lithium salts, organic solvents and additives. In particular, the additives include halogeno-benzene and/or its...
US20100178544 POLYOLEFIN MICROPOROUS MEMBRANE BASE FOR NONAQUEOUS SECONDARY BATTERY SERARATOR, METHOD FOR PRODUCING THE SAME, NONAQUEOUS SECONDARY BATTERY SEPARATOR AND NONAQUEOUS SECONDARY BATTERY  
A nonaqueous secondary battery separator is provided that is excellent in heat resistance, shutdown characteristics, membrane resistance and handling property. The present invention is a...
US20150207125 Energy Storage Device  
An energy storage device includes: an electrode terminal; an electrode assembly; a current collector configured to electrically connect the electrode terminal to the electrode assembly; and a...
US20100015514 LITHIUM SECONDARY BATTERIES AND NONAQUEOUS ELECTROLYTE FOR USE IN THE SAME  
A lithium secondary battery comprising: a positive electrode and a negative electrode which each has a specific composition and specific properties; and a nonaqueous electrolyte which contains a...
US20060127752 Battery with printed circuit  
An apparatus (10) includes a battery (12) that has a positive terminal (50) and a negative terminal (52). At least one layer of electrical insulating material (60) is disposed on one of the...
US20100099021 BAG-LIKE SEPARATOR, ELECTRODE SEPARATOR ASSEMBLY, AND METHOD OF PRODUCING ELECTRODE SEPARATOR ASSEMBLY  
Four sides of a rectangular bag-like separator 10 are composed of two adjacent separator thermo-bonding sides 10a and 10c where thermo-bonding portions are formed and of two adjacent insertion...
US20100035141 Enhanced Electrolyte Percolation in Lithium Ion Batteries  
New lithium ion batteries and methods useful in making lithium ion batteries and/or components thereof are provided. The present lithium ion batteries and/or components thereof are structured to...

Matches 1 - 50 out of 142 1 2 3 >