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US20150072242 GAS CHANNELING POLYOLEFIN SEPARATOR INLAY  
Provided is a polyolefin separator/inlay interposed between the positive and negative electrodes of a battery, with the separator/inlay having channels that exist in at least two planes. In one...
US20130078527 POROUS NANOWEB AND METHOD FOR MANUFACTURING THE SAME  
Disclosed is a porous nanoweb including first and second nanofilaments, which facilitates to perform heat resistance simultaneously with a shutdown function for preventing a battery explosion...
US20120040232 MICROPOROUS MEMBRANES AND METHODS FOR MAKING AND USING SUCH MEMBRANES  
This invention relates to microporous membranes comprising polyolefin, the use of such membranes as battery separators, and methods for producing such microporous membranes. In particular, the...
US20140011093 COMPOSITION FOR PREPARING SEPARATOR, METHOD FOR PREPARING SEPARATOR, AND ELECTROCHEMICAL DEVICE HAVING SEPARATOR PREPARED THEREFROM  
The present invention relates to a composition for preparing a separator for an electrochemical device, a method preparing a separator for an electrochemical device, and an electrochemical device...
US20130224559 SEPARATOR FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR PRODUCING THE SAME, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY  
A separator for a nonaqueous electrolyte secondary battery that at least includes a resin (A) having a crosslinked structure, which is obtained by irradiating with an energy ray an oligomer...
US20120177976 HIGH MELT TEMPERATURE MICROPOROUS LITHIUM-ION RECHARGEABLE BATTERY SEPARATORS AND METHODS OF PREPARATION AND USE  
Disclosed or provided are high melt temperature microporous Lithium-ion rechargeable battery separators, shutdown high melt temperature battery separators, battery separators, membranes,...
US20130330637 SEPARATOR FOR ELECTRIC STORAGE DEVICE AND ELECTRIC STORAGE DEVICE  
The object of an exemplary embodiment of the invention is to provide a separator for an electric storage device which has small thermal shrinkage under high-temperature environment, and in which...
US20120164538 MICROPOROUS MEMBRANE WINDING AND METHOD FOR MANUFACTURING THE SAME  
A microporous membrane winding includes a microporous membrane wound around a core. The core has an outer diameter of 5 inches or greater, and has an outer surface with a surface roughness of 3.0...
US20150072243 GAS CHANNELING POLYMERIC SEPARATOR INLAY  
Provided is a polymeric separator/inlay interposed between the positive and negative electrodes of a battery, with the separator/inlay having channels that exist in at least two planes. In one...
US20110274961 MICROPOROUS MEMBRANES AND METHODS FOR PRODUCING AND USING SUCH MEMBRANES  
The invention relates to microporous polymeric membranes suitable for use as battery separator film. The invention also relates to a method for producing such a membrane, batteries containing such...
US20110236764 MICROPOROUS MEMBRANES AND METHODS FOR PRODUCING AND USING SUCH MEMBRANES  
The invention relates to microporous polymeric membranes suitable for use as battery separator film. The invention also relates to a method for producing such membranes, batteries containing such...
US20110117439 MICROPOROUS MEMBRANES AND METHODS FOR PRODUCING AND USING SUCH MEMBRANES  
The invention relates to microporous polymeric membranes suitable for use as battery separator film. The invention also relates to a method for producing such a membrane, batteries containing such...
US20150155538 ELECTRICAL INSULATION LAYER AND BATTERY DEVICE  
An electrical insulation layer including microparticles and having a mesoporous structure; and a battery device including a cathode, an anode, an electrical insulation layer including...
US20140134497 SOY PROTEIN AND CARBOHYDRATE CONTAINING BINDER COMPOSITIONS  
Soy protein and carbohydrate containing binder compositions are described. The binder compositions may include a carbohydrate, a nitrogen-containing compound, and a soy protein. The binder...
US20140272557 TREATED BATTERY SEPARATOR  
In at least one embodiment, a rechargeable battery is provided comprising an electrolyte including an organic solvent and a solution-treated polyolefin separator. A contact angle of the...
US20130115519 SEPARATOR FOR LITHIUM SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME  
Provided is a separator for a rechargeable lithium battery including a porous support including a polymer derived from polyamic acid or a polymer derived from polyimide, wherein the polyamic acid...
US20140227603 ADHESIVE RESIN COMPOSITION FOR SECONDARY BATTERY  
An adhesive resin composition for a secondary battery for bonding a separator for a secondary battery and an electrode for a secondary battery, wherein the composition comprises an adhesive resin,...
US20140038026 Energy store with separator  
An electrochemical energy store including a cathode space, an anode space, at least one electrolyte solution, the electrolyte solution being in the cathode space and in the anode space, and at...
US20120164513 BATTERY SEPARATOR AND METHOD FOR MANUFACTURING THE SAME  
The present discloser provides a battery separator, including: a porous hyper-branched polymer which undergoes a closed-pore mechanism at a field effect condition, wherein the field effect...
US20090170005 MICROPOROUS POLYOLEFIN MEMBRANE, BATTERY SEPARATOR FORMED THEREBY AND BATTERY  
A microporous polyolefin membrane made of a polyethylene resin as a main component, and having (a) a shutdown temperature of 135° C. or lower, at which the air permeability measured while heating...
US20140220410 BATTERY CELL SEPARATORS  
A battery cell separator includes a body having front and rear sides for being stacked against respective battery cells. The body has a cross-section between the front and rear sides. The...
US20130034777 MICROPOROUS MEMBRANE, BATTERY SEPARATOR AND BATTERY  
A method of manufacturing a microporous polymeric membrane including: heat-setting the microporous polymeric membrane in at least a first stage and a final stage, the first stage being upstream of...
US20140045096 ION-CONDUCTING SOLID-STATE SEPARATOR  
Solid-state separator for electrochemical systems, wherein the solid-state separator consists of a plurality of ion-conducting solid-state segments, and the individual solid-state segments are...
US20130136957 SMART BATTERY SEPARATORS  
A separator for an energy storage cell that is provided by a microporous web that includes an irreversible porosity-controlling agent a method for changing an operating characteristic of an energy...
US20150243951 BATTERY, BATTERY SEPARATOR AND METHOD FOR PRODUCING BATTERY SEPARATOR  
A battery includes a positive electrode, a negative electrode, a separator interposed therebetween, and an electrolyte. The separator includes a plurality of nanofibers and has a form of a sheet...
US20060134525 Rechargeable lithium battery  
The invention relates to a rechargeable battery based on lithium metal as anode. The rechargeable lithium metal battery according to the invention comprises an electrolyte and also chlorine and...
US20130164629 POLYMIDE BLEND NANOFIBER AND ITS USE IN BATTERY SEPARATOR  
A polyimide blend nanofiber and its use in battery separator are disclosed. The polyimide blend nanofiber is made of two kinds of polyimide precursors by high pressure electrostatic spinning and...
US20110311878 POLYOLEFIN MICROPOROUS MEMBRANE AND SEPARATOR FOR LITHIUM ION SECONDARY BATTERY  
A polyolefin microporous membrane that can realize a lithium ion secondary battery having favorable resistance against foreign matters or the like, and high cycle characteristics at a high...
US20140342214 SEPARATOR HAVING A POLYSULFIDE BARRIER LAYER FOR LITHIUM-SULFUR CELLS  
A lithium-sulfur cell includes a lithium-containing anode, a sulfur-containing cathode and a separator arranged between the lithium-containing anode and the sulfur-containing cathode. To suppress...
US20140272526 POROUS SEPARATOR FOR A LITHIUM ION BATTERY AND A METHOD OF MAKING THE SAME  
A porous separator for a lithium ion battery is disclosed herein. The porous separator includes a non-woven membrane and a porous polymer coating. The porous polymer coating is formed on a surface...
US20150228951 METHOD FOR FORMING ADHESION LAYER FOR SECONDARY BATTERY  
The present disclosure improves a quality of the secondary battery by minimizing a size of the adhesion layer between the electrode and the separator to improve the transfer of lithium ions of...
US20140141314 POROUS MEMBRANE FOR SECONDARY BATTERIES, METHOD FOR PRODUCING SAME, AND USE OF SAME  
A porous membrane for a secondary battery including non-conductive particles and a binder for a porous membrane, wherein the non-conductive particles are spherical polymer particles having a rough...
US20050277026 Non-aqueous secondary battery and separator used therefor  
A non-aqueous secondary battery separator composed of a porous film made of an organic polymer, which includes a network-like support, swells in the electrolyte solution and retains the...
US20120208068 METHOD FOR PRODUCING SEPARATOR, METHOD FOR PRODUCING MOLTEN SALT BATTERY, SEPARATOR, AND MOLTEN SALT BATTERY  
A separator of a molten salt battery made of a porous resin sheet. The separator is improved in wettability to a molten salt by giving hydrophilicity to the resin sheet. In the case of a...
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...
US20140186715 METHOD FOR MANUFACTURING SEPARATOR, SEPARATOR, AND BATTERY USING SEPARATOR  
A method for manufacturing a polyolefin-based porous separator includes forming a sheet containing a polyolefin-based resin and a diluent, extracting the diluent from the sheet by using an...
US20050008938 Negative electrode for rechargeable lithium battery, method of producing same and rechargeable lithium battery comprising same  
A negative electrode of a rechargeable lithium battery includes a current collector, a negative active material layer on one side of the current collector, a protection layer on the negative...
US20150255767 ION CONDUCTING HYBRID MEMBRANES  
A device includes a membrane that is: (i) impermeable to oxygen, and (ii) insoluble in at least one polar solvent; and ion conducting particles in the membrane. At least some of the particles...
US20130130123 POROUS MEMBRANE FOR SECONDARY BATTERY, PRODUCTION METHOD THEREFOR, AND USE THEREOF  
A porous membrane for a secondary battery including non-electroconductive particles and a binder for a porous membrane, wherein the non-electroconductive particles are particles of a polymer, an...
US20120282514 MICROPOROUS MEMBRANES, METHODS FOR MAKING SAME AND THEIR USE AS BATTERY SEPARATOR FILMS  
Disclosed herein are microporous polymeric membranes suitable for use as battery separator film. Also disclosed herein is a method for producing such a membrane, batteries containing such...
US20140342238 METHOD OF MANUFACTURING POROUS SEPARATOR COMPRISING ELASTIC MATERIAL, POROUS SEPARATOR MANUFACTURED BY THE METHOD, AND SECONDARY BATTERY COMPRISING THE SEPARATOR  
Disclosed is a method of manufacturing a porous separator including an elastic material, and a separator manufactured by the method. The separator includes an elastic material being uniformly...
US20120028131 MICROPOROUS MEMBRANES, METHODS FOR MAKING SUCH MEMBRANES, AND THE USE OF SUCH MEMBRANES AS BATTERY SEPARATOR FILM  
The invention relates to microporous membranes comprising polymer and having well-balanced permeability, shutdown temperature, and pin puncture strength. The invention also relates to methods for...
US20150072212 SEPARATOR FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, NONAQUEOUS ELECTROLYTE SECONDARY BATTERY UTILIZING SAME, AND MANUFACTURING METHODS OF SAME  
The separator of a nonaqueous electrolyte secondary battery is characterized by having a composite nanofiber fiber which is a nanosize fiber that contains two or more kinds of aqueous resins whose...
US20130130125 CROSS-LINKED BATTERY ELECTRODE SEPARATOR  
A cross-linked microporous polymeric battery electrode separator membrane is described. Such membranes, which would otherwise be soluble above a particular, generally high temperature in selected...
US20130034766 SEPARATOR FOR REDOX FLOW BATTERY AND REDOX FLOW BATTERY INCLUDING SAME  
A separator for a redox flow battery including a proton conductive polymer including a first repeating unit represented by the following Chemical Formula 1a and a second repeating unit represented...
US20130344396 BINDERS, ELECTROLYTES AND SEPARATOR FILMS FOR ENERGY STORAGE AND COLLECTION DEVICES USING DISCRETE CARBON NANOTUBES  
In various embodiments an improved binder composition, electrolyte composition and a separator film composition using discrete carbon nanotubes, their methods of production and utility for energy...
US20140147726 POROUS MEMBRANE FOR SECONDARY BATTERY, SEPARATOR FOR SECONDARY BATTERY, AND SECONDARY BATTERY  
In a porous membrane for a secondary battery including non-conductive particles and a water-soluble polymer, as the water-soluble polymer, a copolymer including 15% to 50% by weight of an...
US20150118540 SEPARATOR FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY  
A separator according to the present disclosure is a separator for a non-aqueous electrolyte secondary battery that includes a porous layer that contains cellulose fibers and resin particles. The...
US20130189587 MICROPOROUS MEMBRANES, METHODS FOR MAKING SUCH MEMBRANES, AND THE USE OF SUCH MEMBRANES AS BATTERY SEPARATOR FILM  
The invention relates to microporous membranes having a thickness 19.0 micrometer or less, the membranes having a relatively high porosity, air permeability and puncture strength. Such membranes...
US20120295154 CROSS-LINKED, MICROPOROUS POLYSULFONE BATTERY ELECTRODE SEPARATOR  
A cross-linked microporous polysulfone or polysulfone copolymer battery electrode separator membrane are described. Such membranes, which would otherwise be soluble above a particular, generally...

Matches 1 - 50 out of 180 1 2 3 4 >