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US20140017548 CENTER PIN FOR SECONDARY BATTERY AND SECONDARY BATTERY HAVING THE SAME  
A center pin for a secondary battery and a secondary battery having the same, which optimizes a void volume of the secondary battery. The center pin is inserted into an electrode assembly of the...
US20150111086 Polymer-Bound Ceramic Particle Battery Separator Coating  
Porous, electrically insulating, and electrochemically resistant surface coatings that strengthen and protect separators and that improve the operational safety of electrochemical devices using...
US20150140403 SEPARATOR FOR LITHIUM BATTERY, LITHIUM BATTERY INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE LITHIUM BATTERY  
A separator for a lithium battery includes a porous coating layer disposed on a surface of a porous base, and a first adhesive layer including a plurality of dots disposed at intervals at a...
US20110206971 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...
US20110236743 ELECTROLYTE SEPARATOR AND METHOD OF MAKING THE ELECTROLYTE SEPARATOR  
An electrolyte separator structure is provided. The electrolyte separator structure comprises a graded integral structure, wherein the structure comprises an ion-conducting first ceramic at a...
US20130130092 SEPARATOR WITH INCREASED PUNCTURE RESISTANCE  
A separator with a main part which is made of nonwoven material, and is provided with a coating. The coating contains filler particles, cellulose, and flexible organic binder particles. The filler...
US20110171514 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...
US20140079980 THIN BATTERY SEPARATORS AND METHODS  
In accordance with at least selected aspects, objects or embodiments, optimized, novel or improved membranes, battery separators, batteries, and/or systems and/or related methods of manufacture,...
US20110229752 BATTERY SEPARATOR AND SECONDARY BATTERY  
A polyethylene resin surface is formed on a surface of a nonwoven fabric, which is made of polypropylene resin as a main component material and structured with bonded pieces of the polypropylene...
US20120321931 SECONDARY BATTERY  
A secondary battery includes at least one first electrode plate, at least one second electrode plate and separators. The first electrode plate has a first active material layer intermittently...
US20110244304 STACK TYPE BATTERY  
A stack type battery has a plurality of positive electrode plates (1), a plurality of negative electrode plates (2), and a separator (3) interposed therebetween. The positive electrode plates (1)...
US20080274394 Stacks Of Separators And Electrodes Alternately Stacked One On Top Of The Other And Fixed For Li Storage Batteries  
The present invention relates to stacks comprising separators and electrodes stacked alternately one on top of the other and fixed, the stack having, on at least one side and/or edge of the stack,...
US20140113174 BATTERY SEPARATOR AND ITS CONSTRUCTING METHOD, AND LITHIUM-ION BATTERY  
A battery separator includes: a basement layer that comprises polyolefin and/or nonwoven fabric; a composite layer that is disposed on at least one surface of the basement layer, where the...
US20110143181 SEPARATOR, METHOD OF MANUFACTURING SEPARATOR, AND LITHIUM SECONDARY BATTERY INCLUDING SEPARATOR  
A lithium secondary battery includes a positive electrode plate, a negative electrode plate, and a separator disposed between the positive electrode plate and the negative electrode plate. The...
US20110269010 SEPARATOR, BATTERY USING THE SAME, METHOD FOR PRODUCING SEPARATOR, MICROPOROUS MEMBRANE, AND METHOD FOR PRODUCING A MICROPOROUS MEMBRANE  
A separator includes a porous body, and a particle membrane that is formed on at least one principal surface of the porous body. The particle membrane is made of inorganic particles, and has a...
US20130273408 SEPARATOR FOR NON-AQUEOUS ELECTROLYTE BATTERY, AND NON-AQUEOUS ELECTROLYTE BATTERY  
The present invention provides a separator for a non-aqueous electrolyte battery that includes a porous base material including a polyolefin and a heat-resistant porous layer provided on at least...
US20140127546 SEPARATOR WITH ADDITIVE FOR IMPROVING THE COATING QUALITY AND REDUCING AGGLOMERATES IN A CERAMIC COMPOSITE  
The invention relates to a separator which has a porous coating which is not electrically conductive and is composed of oxide particles which are adhesively bonded to one another and to the...
US20140308565 SEPARATOR AND LITHIUM BATTERY INCLUDING THE SEPARATOR  
A separator including a porous base material layer and a coating layer disposed on at least one surface of the porous base material layer, wherein the coating layer includes the binder...
US20140308567 NON-AQUEOUS SECONDARY BATTERY SEPARATOR AND NON-AQUEOUS SECONDARY BATTERY  
The present invention provides a separator for a non-aqueous secondary battery including a porous substrate and an adhesive porous layer that is formed at at least one side of the porous substrate...
US20120028086 ULTRA HIGH MELT TEMPERATURE MICROPOROUS HIGH TEMPERATURE BATTERY SEPARATORS AND RELATED METHODS  
Disclosed or provided are non-shutdown high melt temperature or ultra high melt temperature microporous battery separators, high melt temperature separators, battery separators, membranes,...
US20130157109 SEPARATOR  
The present invention provides an inexpensive separator having excellent heat resistance and causing no contraction even in a high temperature circumstance nor short circuit while maintaining a...
US20150030906 AQUEOUS POLYVINYLIDENE FLUORIDE COMPOSITION  
The invention relates to a separator for non-aqueous-type electrochemical device that has been coated with an aqueous fluoropolymer coating. The fluoropolymer is preferably polyvinylidene fluoride...
US20150188111 MULTILAYER SEPARATOR AND METHODS OF MANUFACTURE AND USE  
A multilayer deep cycle battery separator comprising at least two layers of an automotive-sized separator bonded or welded together. The automotive-sized separator layers include a backweb having...
US20130017432 NOVEL SEPARATORS FOR ELECTROCHEMICAL SYSTEMS  
In an aspect, the invention provides separator systems for electrochemical systems providing electronic, mechanical and chemical properties useful for a range of electrochemical storage and...
US20140242444 SEPARATOR FOR A NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY  
A separator for a non-aqueous secondary battery including a porous substrate, and an adhesive porous layer that is formed on one side or both sides of the porous substrate and contains the...
US20130316218 ELECTROCHEMICAL ENERGY ACCUMULATOR  
A glass-based material is disclosed, which is suitable for the production of a separator for an electrochemical energy accumulator, in particular for a lithium ion accumulator, wherein the...
US20050208372 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...
US20130017424 SECONDARY BATTERY  
A secondary battery comprises: an electrode assembly comprising a first plate, a second plate, and a separator disposed between the first and second plates, wherein the first plate comprises an...
US20150111087 COATED SEPARATOR AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME  
A separator for a battery and an electronic device, the separator including a separator substrate; and a separator coating layer coated on at least one surface of the separator substrate, the...
US20140329129 Laminated Separator, Polyolefin Microporous Membrane, and Separator for Electricity Storage Device  
Disclosed is a laminated separator including a first polyolefin microporous layer and a second polyolefin microporous layer which is laminated on the first polyolefin microporous layer and which...
US20140329128 Laminated Separator, Polyolefin Microporous Membrane, and Separator for Electricity Storage Device  
Disclosed is a laminated separator including a first polyolefin microporous layer and a second polyolefin microporous layer which is laminated on the first polyolefin microporous layer and which...
US20140329127 Laminated Separator, Polyolefin Microporous Membrane, and Separator for Electricity Storage Device  
Disclosed is a laminated separator including a first polyolefin microporous layer and a second polyolefin microporous layer which is laminated on the first polyolefin microporous layer and which...
US20120015229 LAMINATED SEPARATOR, POLYOLEFIN MICROPOROUS MEMBRANE, AND SEPARATOR FOR ELECTRICITY STORAGE DEVICE  
Disclosed is a laminated separator including a first polyolefin microporous layer and a second polyolefin microporous layer which is laminated on the first polyolefin microporous layer and which...
US20130260184 BATTERY SEPARATOR, METHOD OF MANUFACTURING A BATTERY SEPARATOR, BATTERY, BATTERY PACK, AND ELECTRONIC APPARATUS  
A battery separator includes a porous base material and a heat-resistant layer. The porous base material includes a first surface, a second surface opposed to the first surface, and a hole. The...
US20120202103 BATTERY SEPARATOR, METHOD OF MANUFACTURING A BATTERY SEPARATOR, BATTERY, BATTERY PACK, AND ELECTRONIC APPARATUS  
A battery separator includes a porous base material and a heat-resistant layer. The porous base material includes a first surface, a second surface opposed to the first surface, and a hole. The...
US20150140402 SEPARATOR, LITHIUM BATTERY INCLUDING THE SAME, METHOD OF MANUFACTURING THE SEPARATOR, AND METHOD OF MANUFACTURING THE LITHIUM BATTERY  
A separator includes an organic-inorganic hybrid coating layer on at least one surface of a porous base and a pattern coating layer on a surface of the organic-inorganic hybrid coating layer. The...
US20120121938 WATERPROOF BATTERY PACK  
A battery pack for an electric bicycle is disclosed. In one embodiment, the battery pack includes i) a lower case having a top, a bottom and an interior space formed between the top and bottom and...
US20150236323 SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY, METHOD FOR MANUFACTURING THE SAME, AND NON-AQUEOUS SECONDARY BATTERY  
The present invention provides a separator for a non-aqueous secondary battery including a porous substrate and an adhesive layer that is formed on one side or both sides of the porous substrate...
US20140363726 SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY, METHOD FOR PRODUCING THE SAME, AND NON-AQUEOUS SECONDARY BATTERY  
The present invention provides a separator for a non-aqueous secondary battery including a porous substrate and an adhesive layer that is formed on at least one side of the porous substrate and is...
US20120028101 MICROPOROUS MEMBRANES AND METHODS FOR PRODUCING AND USING SUCH MEMBRANES  
A microporous membrane comprising layers, wherein at least one layer comprises a first polymer having a Tm in the range of 115.0° C. to 130.0° C. and an Mw of from 5.0×103 to 4.0×105, and the...
US20130309530 ELECTRODE ASSEMBLY INCLUDING SEPARATOR FOR IMPROVING SAFETY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME  
The present invention relates to an electrode assembly including a separator and a lithium secondary battery including the same for improving safety. The electrode assembly including a positive...
US20120115008 POLYOLEFIN MICROPOROUS MEMBRANE, SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY, NON-AQUEOUS SECONDARY BATTERY AND METHOD OF PRODUCING POLYOLEFIN MICROPOROUS MEMBRANE  
A polyolefin microporous membrane, the membrane having, when measured by DSC, a degree of crystallinity of from 65 to 85%, a lamellar crystal/crystal ratio of from 30 to 85%, a crystal length of...
US20150072192 SPIRAL-WOUND CONVECTION BATTERY AND METHODS OF OPERATION  
A salt ion battery stores consumed reagents in an electrolyte contained in a storage vessel. The electrolyte flows from electrode to counter-electrode through a flow permeable separator that has a...
US20060024569 Separator for use in high-energy batteries and method for the production thereof  
The present invention relates to electrical separators, especially for use in lithium high energy batteries, and to a process for making them. Separators for use in lithium high energy batteries...
US20120015232 SEPARATOR AND NONAQUEOUS ELECTROLYTE BATTERY  
A separator is provided and includes a functional resin layer containing a resin material and an inorganic oxide filler, having a porous interconnected structure in which many pores are mutually...
US20140154552 RECHARGEABLE LITHIUM BATTERY AND A METHOD OF MAKING A RECHARGEABLE LITHIUM BATTERY  
Provided is a rechargeable lithium battery that includes a positive electrode including a positive active material; a negative electrode including a negative active material; a separator...
US20150024250 BASE FOR LITHIUM ION SECONDARY BATTERY SEPARATORS, METHOD FOR PRODUCING BASE FOR LITHIUM ION SECONDARY BATTERY SEPARATORS, AND LITHIUM ION SECONDARY BATTERY SEPARATOR  
A base material for a lithium ion secondary battery separator provided by the present invention comprises a polyethylene terephthalate fiber, in which an average fiber diameter of the polyethylene...
US20140272530 SEPARATOR FOR ELECTROCHEMICAL CELL WITH OVERCHARGE PROTECTION AND METHOD OF MAKING SAME  
A separator for a rechargeable electrochemical cell that has a conductive first layer and a non-conductive second layer. The non-conductive second layer and the conductive first layer are adhered...
US20150056491 ORGANIC/INORGANIC COMPOSITE POROUS SEPARATOR AND PREPARATION METHOD THEREOF AND ELECTROCHEMICAL DEVICE  
The present disclosure provides an organic/inorganic composite porous separator and a preparation method thereof and an electrochemical device. The organic/inorganic composite porous separator...
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...