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US20140127542 Composite Separators and Redox Flow Batteries Based on Porous Separators  
Composite separators having a porous structure and including acid-stable, hydrophilic, inorganic particles enmeshed in a substantially fully fluorinated polyolefin matrix can be utilized in a...
US20130302702 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 heat shrinkage in a high-temperature environment, and in which 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...
US20150263321 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...
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...
US20130130091 ELECTRICITY SUPPLY ELEMENT AND CERAMIC SEPARATOR THEREOF  
An electricity supply element and the ceramic separator thereof are provided. The ceramic separator is adapted to separate two electrode layers of the electricity supply element for permitting ion...
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...
US20070105019 BATTERY SEPARATOR WITH Z-DIRECTION STABILITY  
A battery separator is a microporous membrane. The membrane has a major volume of a thermoplastic polymer and a minor volume of an inert particulate filler. The filler is dispersed throughout the...
US20120094184 SEPARATOR FOR ELECTROCHEMICAL DEVICE, AND ELECTROCHEMICAL DEVICE INCLUDING SAME  
The separator for an electrochemical device of the present invention includes inorganic fine particles and a fibrous material or microporous film. Primary particles of the inorganic fine particles...
US20050158630 Separator for secondary electrical accumulators with gas recombination  
An absorbent battery separator comprising a substantially homogeneous blend of a thermoplastic polymer and of at least one inert filler, where the inert filler is pyrogenic silica, precipitated...
US20150030933 SEPARATOR COMPRISING A POROUS LAYER AND METHOD FOR PRODUCING SAID SEPARATOR  
The present invention relates to a separator for an electrochemical cell, preferably a lithium ion battery, comprising a porous layer which comprises at least one block copolymer having three or...
US20110294016 POLYPROPYLENE RESIN COMPOSITION FOR USE IN FORMATION OF MICROPOROUS MEMBRANE  
[Object] To provide a polypropylene resin composition for use in the formation of a microporous membrane having excellent heat resistance and low thermal shrinkage ratio. [Solution] A...
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...
US20060093922 Composite material tape for lithium secondary battery and lithium secondary battery using the same  
A composite material tape and a lithium secondary battery using the same are provided. The composite material tape includes an organic base and at least one inorganic element dispersed within the...
US20140287327 METHOD OF COATING SUBSTRATE FOR LITHIUM SECONDARY BATTERY WITH INORGANIC PARTICLES AND LITHIUM SECONDARY BATTERY COMPRISING SUBSTRATE COATED BY THE METHOD  
The present invention provides a method of coating a substrate for a lithium secondary battery with inorganic particles, comprising charging the inorganic particles to form charged inorganic...
US20070190427 Separators for electrochemical cells  
Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Preferably, the...
US20050271947 Separator, battery with separator and method for producing a separator  
A separator for battery and including a plate shaped structure of inorganic fibers is distinguished in that said separator is impregnated with a dispersion of colloidal inorganic nano particles...
US20070178384 SEPARATOR AND NON-AQUEOUS ELECTROLYTE BATTERY  
A separator having a structure in which a resin layer is formed at least on one principal plane of a base material layer, wherein the resin layer has an inorganic substance is provided. A...
US20080182174 Microporous separators for electrochemical cells  
Provided are separators for use in an electrochemical cell comprising (a) an hydrated aluminum oxide of the formula Al2O3.xH2O, wherein x is less than 1.0 and (b) an organic polymer, wherein the...
US20130295441 SEPARATOR FOR POWER STORAGE DEVICE AND POWER STORAGE DEVICE  
Provide is a separator for a power storage device, which reliably prevents short circuits between positive and negative electrode layers while maintaining the permeating ions function, and...
US20150064538 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...
US20060127753 Nonaqueous electrolyte solution secondary battery separator and nonaqueous electrolyte solution secondary battery using the same  
An object of this invention is to improve battery performance such as a rate capability of a nonaqueous electrolyte solution secondary battery using a separator constituting a thermoplastic...
US20060115737 Electrode body evaluation method and lithium secondary cell using the same  
A lithium secondary cell includes an electrode body impregnated with a non-aqueous electrolyte having a positive electrode and a negative electrode wound or laminated with a separator inserted in...
US20070092799 Heat resistant separators and electrical and electronic parts using the same  
This invention provides a separator for electrical or electronic parts which is characterized in that the increase ratio in internal resistance of the separator before and after its heat treatment...
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...
US20130115484 LITHIUM ION SECONDARY BATTERY WITH IMPROVED SAFETY CHARACTERISTICS  
A lithium ion secondary battery is provided. The battery comprises: an electrolytic solution; a negative electrode comprising a negative electrode active material; a positive electrode comprising...
US20150064572 SEPARATORS FOR ELECTROCHEMICAL CELLS  
Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided...
US20150079450 POROUS MEMBRANES FILLED WITH NANO-PARTICLES AND RELATED METHODS  
A membrane includes a porous membrane or layer made of a polymeric material having a plurality of surface treated (or coated) particles (or ceramic particles) having an average particle size of...
US20120301774 INORGANIC/ORGANIC COMPOSITE POROUS SEPARATOR AND ELECTROCHEMICAL DEVICE USING THE SAME  
Provided is an inorganic/organic composite porous separator including a porous substrate having pores and an active layer formed on the porous substrate. The active layer contains mixture of...
US20060172198 Separator for storage battery, storage battery and method for manufacturing storage battery  
The separator for storage battery of the present invention is a separator for storage battery mainly composed of microfibrous glass and an expanded microcapsule which has been kept in shape with...
US20130280584 SLURRY FOR SECONDARY BATTERY POROUS MEMBRANES, SECONDARY BATTERY POROUS MEMBRANE, SECONDARY BATTERY ELECTRODE, SECONDARY BATTERY SEPARATOR, SECONDARY BATTERY, AND METHOD FOR PRODUCING SECONDARY BATTERY POROUS MEMBRANE  
To provide a secondary battery porous membrane which is produced using a slurry for secondary battery porous membranes having excellent coatability and excellent dispersibility of insulating...
US20130171500 SEPARATORS FOR ELECTROCHEMICAL CELLS  
Provided are separators for use in batteries and capacitors comprising (a) at least 50% by weight of an aluminum oxide and (b) an organic polymer, wherein the aluminum oxide is surface modified by...
US20060177730 Battery containing fibrous material  
Batteries, such as lead acid batteries, that contain fibrous material and related methods are disclosed.
US20050186479 Separator for electronic component and method for producing the same  
The present invention provides an electronic component separator that allows for easy thickness reduction and also has excellent mechanical strength, dimensional stability and heat resistance....
US20060105244 Lithium based electrochemical devices having a ceramic separator glued therein by an ion conductive adhesive  
Lithium based electrochemical devices which contain at least two porous electrodes, which include expanded metal microgrids coated with active materials, with a porous ceramic separator...
US20070190426 Separator for lead-acid battery  
A separator for a lead-acid battery enabling the lead acid battery to infallibly have a predetermined capacity after the initial charging and a prolonged service life by limiting the maximum...
US20120301792 RECHARGEABLE LITHIUM BATTERY  
Disclosed is a rechargeable lithium battery that includes a positive electrode including a lithium nickel-based positive active material; a negative electrode including a negative active material;...
US20070048607 Nonaqueous-electrolyte secondary battery  
A subject for the invention is to improve the cycle characteristics of a high-capacity secondary battery containing an active material packed at a high density, by using a particulate active...
US20150017546 FORMALDEHYDE FREE BINDER COMPOSITIONS CONTAINING METAL ION CROSSLINKERS AND PRODUCTS MADE THEREFROM  
Formaldehyde-free binder compositions are described. The binder compositions may include a polycarboxy compound, and an organic crosslinking agent, and a polyvalent metal compound. The...
US20050084761 Electric separator, method for the production and use thereof  
The present invention relates to electrical separators and to a process for making them. An electrical separator is a separator used in batteries and other arrangements in which electrodes have to...
US20110081601 Nonwoven Fabric Having Cross-Linking Material  
A layer includes a main body having a plurality of first pores and at least one crosslinked binder.
US20120251890 CERAMIC MEMBRANE HAVING SUPPORT MATERIALS COMPRISING POLYARAMIDE FIBERS AND METHOD FOR PRODUCING SAID MEMBRANES  
The present invention relates to a membrane comprising a flat, flexible substrate having a plurality of openings and having a porous inorganic coating situated on and in said substrate, the...
US20150111109 MULTILAYER POROUS FILM, SEPARATOR FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY  
There is provided a multilayer porous film that includes a covering layer formed from a coating liquid on at least one surface of a porous film. The coating liquid has high stability and...
US20120077113 MICROPOROUS POLYETHYLENE FILM WITH THERMALLY STABLE HYBRID-COMPOSITE LAYERS  
Provided is a microporous organic/ inorganic composite coated layer comprising a heat resistant resin and inorganic particles, formed on at least one side of microporous polyethylene. The...
US20060003230 Pyrogenic oxidic powder, production thereof and use thereof in a separatior for an electrochemical cell  
A pyrogenic oxidic powder composed of particles, comprising (i) atoms of an element of groups 3A, 4A, 3B or 4B of the periodic table of the elements, and (ii) oxygen atoms, said particles being...
US20070122694 Non-aqueous electrolyte secondary battery  
A non-aqueous electrolyte secondary battery including a positive electrode capable of absorbing and desorbing lithium, a negative electrode capable of absorbing and desorbing lithium, a separator,...
US20140295285 METHOD OF PREPARING SEPARATOR, SEPARATOR PREPARED THEREFROM, AND ELECTROCHEMICAL DEVICE HAVING THE SAME  
The present invention refers to a method of preparing a separator, comprising: producing a dispersion comprising inorganic particles, a polymer binder, polymer fibers and a solvent; applying the...
US20080274410 Non-aqueous electrolyte secondary battery  
A non-aqueous electrolyte secondary battery is provided that remarkably improves battery reliability by quickly lowering the potential of the positive electrode while preventing separator...
US20090246640 ELECTRODE ASSEMBLY AND LITHIUM ION SECONDARY BATTERY HAVING THE SAME  
An electrode assembly includes a positive electrode including a positive electrode active material; a negative electrode including a negative electrode active material; and a separator separating...
US20140302389 LAMINATED POROUS FILM, METHOD FOR PRODUCING SAME, NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR, LAMINATED ELECTRODE SHEET, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY  
Provided is a laminated porous film suitable as a non-aqueous electrolyte secondary battery separator, which includes a heat resistant layer excellent in morphological stability at a high...
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