Class / Patent application number | Description | Number of patent applications / Date published |
429314000 | Sulfur, nitrogen, or phosphorus containing polymer | 31 |
20080248397 | ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY - An electrolyte for a rechargeable lithium battery includes a non-aqueous organic solvent; a lithium salt; and an additive including vinylene carbonate, fluoroethylene carbonate, and a nitrile-based compound represented by Formula 1: | 10-09-2008 |
20080318134 | Polymer Membranes - The invention relates to novel organic/inorganic hybrid membranes which have the following composition: a polymer acid containing —SO | 12-25-2008 |
20090081553 | Electrochemical device - An electrochemical device manufactured using an electrode layer in which severe increase of electrode resistance is prevented and/or a solid electrolyte layer in which severe decrease of ion conductivity of a solid electrolyte is prevented is provided. The electrochemical device includes a pair of electrode layers, and a solid electrolyte layer provided between the pair of electrode layers, wherein at least one layer of the electrode layers and the solid electrolyte layer is composed of first particles each providing a function of the at least one layer, second particles and a binder which is composed of an organic polymer and binds the first and second particles, and wherein the at least one layer is formed from a mixture material containing the first particles and binder particles, each of the binder particles including the second particle and the binder carried on at least a part of a surface thereof. | 03-26-2009 |
20100003604 | Phosphate-Based Acrylate Crosslinking Agent for Polymer Electrolyte and a Composition Containing the Same - The present invention relates to a phosphate-based acrylate crosslinking agent for polymer electrolyte and a polymer electrolyte composition comprising the phosphate-based acrylate crosslinking agent, and in particular to a phosphate-based acrylate crosslinking agent where a phosphate-based compound is introduced with a polyalkylene oxide group and an acrylate group and a polymer electrolyte composition comprising the phosphate-based acrylate crosslinking agent. The polymer electrolyte composition can be applied to electrolyte thin film and polymer electrolyte of small and large capacity lithium-polymer secondary battery due to its superior ionic conductivity and electrochemical and thermal stability, where the physical properties of electrolyte composition may be controlled by means of the length of polyalkylene oxide of the crosslinking agent. | 01-07-2010 |
20100035158 | POLYMER ELECTROLYTE, ELECTROCHEMICAL DEVICE, AND ACTUATOR ELEMENT - A polymer electrolyte which comprises an ionic liquid (A) and a block copolymer (B) as essential ingredients, which block copolymer (B) comprises one or more of polymer block(s) (P) being compatible with (A) and one or more of polymer block(s) (Q) being incompatible with (A). (A) and (P) mutually dissolve each other to form one phase (X), and (Q) forms a phase (Y) being incompatible with phase (X), and phase (X) and phase (Y) are mutually micro phase separated. The polymer electrolyte of the present invention shows practical ion conductivity, is excellent in retention of ionic liquid, and moreover, is also excellent in heat resistance and mechanical strength. Furthermore, the electrochemical device and actuator element of the invention are swiftly displaced in accordance with application of a voltage, and can be actuated stably for a long period due to the liquid-retaining property and mechanical strength of the polymer electrolyte used, and, therefore, can suitably be used in the fields of medical instruments, micro-machines, industrial robot, personal robot, etc. | 02-11-2010 |
20100159335 | Branched rod-coil polyimide - poly( alkylene oxide) copolymers and electrolyte compositions - Crosslinked polyimide-poly(alkylene oxide) copolymers capable of holding large volumes of liquid while maintaining good dimensional stability. Copolymers are derived at ambient temperatures from amine endcapped amic-acid oligomers subsequently imidized in solution at increased temperatures, followed by reaction with trifunctional compounds in the presence of various additives. Films of these copolymers hold over four times their weight at room temperature of liquids such as ionic liquids (RTIL) and/or carbonate solvents. These rod-coil polyimide copolymers are used to prepare polymeric electrolytes by adding to the copolymers various amounts of compounds such as ionic liquids (RTIL), lithium trifluoromethane-sulfonimide (LiTFSi) or other lithium salts, and alumina. | 06-24-2010 |
20110117442 | Polymer Composition for Rechargeable Lithium Battery, Method of Preparing Same, and Rechargeable Lithium Battery Including Same - A polymer composition for a rechargeable lithium battery including a polymer of a first monomer selected from methylmethacrylate (MMA), acrylonitrile (AN), or a combination thereof, and a second monomer of ethylene oxide (EO), as well as a lithium salt. | 05-19-2011 |
20120009482 | POLYMER ELECTROLYTE AND NONAQUEOUS BATTERY CONTAINING THE SAME - A nonaqueous battery, such as a lithium ion battery, is formed from a polymer electrolyte comprising: a vinylidene fluoride copolymer comprises 90 to 97 wt. % of vinylidene fluoride monomer units and 3 to 10 wt. % of units of at least one monomer copolymerizable with the vinylidene fluoride monomer and has an inherent viscosity of 1.5 to 10 dl/g. The polymer electrolyte stably retains the nonaqueous electrolytic solution in a large amount and has excellent strength in this state. | 01-12-2012 |
20120058399 | Branched polymer, method for making the same, and applications thereof - A branched polymer represented by formula (I): | 03-08-2012 |
20120094189 | LITHIUM-SULFUR BATTERY - Disclosed is a lithium-sulfur polymer battery having a anode and a cathode separated by an electrolyte formed by a membrane containing a solution of a lithium salt in aprotic organic solvents with the addition of lithium sulfide and/or lithium polysulfides until saturation, this solution being trapped in a polymer matrix. | 04-19-2012 |
20120107695 | LITHIUM RECHARGEABLE BATTERY - Provided is a lithium rechargeable battery including: a cathode plate including a cathode current collector layer and a cathode layer; an anode plate spaced from the cathode plate, the cathode plate including an anode current collector layer and an anode layer; and a polymer electrolyte disposed between the cathode plate and the anode plate, wherein at least one of the cathode layer and the anode layer includes a mixed cathode active material or a mixed anode active material. | 05-03-2012 |
20120115040 | Electrolyte For Electrochemical Device, Method For Preparing The Electrolyte And Electrochemical Device Including The Electrolyte - Disclosed is an electrolyte for an electrochemical device. The electrolyte includes a composite of a plastic crystal matrix electrolyte doped with an ionic salt and a crosslinked polymer structure. The electrolyte has high ionic conductivity comparable to that of a liquid electrolyte due to the use of the plastic crystal, and high mechanical strength comparable to that of a solid electrolyte due to the introduction of the crosslinked polymer structure. Further disclosed is a method for preparing the electrolyte. The method does not essentially require the use of a solvent. Therefore, the electrolyte can be prepared in a simple manner by the method. The electrolyte is suitable for use in a cable-type battery whose shape is easy to change due to its high ionic conductivity and high mechanical strength. | 05-10-2012 |
20120214072 | ELECTRODE MATERIALS WITH HIGH SURFACE CONDUCTIVITY - The present invention concerns electrode materials capable of redox reactions by electron and alkali-ion exchange with an electrolyte. The applications are in the field of primary (batteries) or secondary electrochemical generators, supercapacitors and light modulating systems of the electrochromic type. | 08-23-2012 |
20120295166 | HYBRID RADICAL ENERGY STORAGE DEVICE AND METHOD OF MAKING - Hybrid radical energy storage devices, such as batteries or electrochemical devices, and methods of use and making are disclosed. Also described herein are electrodes and electrolytes useful in energy storage devices, for example, radical polymer cathode materials and electrolytes for use in organic radical batteries. | 11-22-2012 |
20130011745 | SOLID, LITHIUM-SALT-DOPED, THERMOSET POLYIMIDE POLYMER ELECTROLYTE AND ELECTROCHEMICAL CELL EMPLOYING SAME - An electrolyte medium suitable for use as a separator for an electrochemical cell comprises a substantially solid, thermoset polyimide polymer matrix doped with a lithium salt. The lithium salt comprises lithium bis(trifluoromethanesulfonyl)imide (LITFSI). | 01-10-2013 |
20130196234 | ELECTROLYTE COMPOSITION AND CATALYST INK AND SOLID ELECTROLYTE MEMBRANE FORMED BY USING THE SAME - An electrolyte composition and catalyst ink, a solid electrolyte membrane formed by printing the electrolyte composition and catalyst ink, and a secondary battery including the solid electrolyte membrane. An electrolyte composition includes a solvent; a lithium salt dissolved in the solvent; and a cycloolefin-based monomer dissolved or dispersed in the solvent and a catalyst ink includes a catalyst that promotes the ring-opening and polymerization reactions of the cycloolefin monomers of the electrolyte composition. | 08-01-2013 |
20130236795 | NON-AQUEOUS ELECTROLYTE AND SECONDARY BATTERY USING THE SAME - Disclosed is an electrolyte for a secondary battery comprising an electrolyte salt and an electrolyte solvent, the electrolyte further comprising both a lactam-based compound and a sulfinyl group-containing compound. Also, disclosed is an electrode having a solid electrolyte interface (SEI) film partially or totally formed on a surface thereof, the SEI film being formed by electrical reduction of the above compounds. Further, a secondary battery comprising the electrolyte and/or the electrode is disclosed. | 09-12-2013 |
20130280619 | Solid Type Secondary Battery Using Silicon Compound and Method for Manufacturing the Same - A solid type secondary battery manufactured at low cost and which rarely causes an environmental problem by employing a silicon compound in a positive electrode and a negative electrode, includes silicon carbide having a chemical formula Si | 10-24-2013 |
20140147752 | OXYPHOSPHORUS-CONTAINING POLYMERS AS BINDERS FOR BATTERY CATHODES - A class of polymeric phosphorous esters can be used as binders for battery cathodes. Metal salts can be added to the polymers to provide ionic conductivity. The polymeric phosphorous esters can be formulated with other polymers either as mixtures or as copolymers to provide additional desirable properties. Examples of such properties include even higher ionic conductivity and improved mechanical properties. Furthermore, cathodes that include the polymeric phosphorous esters can be assembled with a polymeric electrolyte separator and an anode to form a complete battery. | 05-29-2014 |
20150333354 | PROTON EXCHANGE MATERIAL AND METHOD THEREFOR - A proton exchange material includes a linear perfluorinated carbon backbone chain and a side chain extending off of the linear perfluorinated carbon backbone chain. The side chain includes at least one sulfonimide group, —SO2—NH—SO2—, and a carbon chain link between the at least one sulfonimide group and the linear perfluorinated carbon backbone chain. The carbon chain link has less than three carbon atoms. | 11-19-2015 |
20150357676 | ELECTROLYTE FOR ELECTROCHEMICAL DEVICE, METHOD FOR PREPARING THE ELECTROLYTE AND ELECTROCHEMICAL DEVICE INCLUDING THE ELECTROLYTE - Disclosed is an electrolyte for an electrochemical device. The electrolyte includes a composite of a plastic crystal matrix electrolyte doped with an ionic salt and a crosslinked polymer structure. The electrolyte has high ionic conductivity comparable to that of a liquid electrolyte due to the use of the plastic crystal, and high mechanical strength comparable to that of a solid electrolyte due to the introduction of the crosslinked polymer structure. Further disclosed is a method for preparing the electrolyte. The method does not essentially require the use of a solvent. Therefore, the electrolyte can be prepared in a simple manner by the method. The electrolyte is suitable for use in a cable-type battery whose shape is easy to change due to its high ionic conductivity and high mechanical strength. | 12-10-2015 |
20150364789 | ELECTRODE PRECURSOR, ELECTRODE, AND CELL - The present invention provides an electrode which is a zinc anode or an electrode of any other type, and ensures good durability and sufficiently high ion conductivity, and sufficiently improves the cell performance when used in a cell, and also provides its precursor. The present invention relates to an electrode which includes a current collector and an active material layer containing an active material, and further includes a specific anion conducting material or a specific solid electrolyte. | 12-17-2015 |
20150364790 | ANION CONDUCTING MATERIAL AND CELL - The present invention aims to provide an anion conducting material having excellent anion conductivity and durability, which can be suitably used as a separator, an electrolyte, or an electrode protecting agent of an alkaline cell, for example. The present invention also aims to provide a cell including a cell component containing the anion conducting material. The present invention provides an anion conducting material containing a polymer and a compound containing at least one element selected from Groups 1 to | 12-17-2015 |
20150380767 | CROSSLINKED POLYMER ELECTROLYTE - A composite electrolyte can include a crosslinked polymer formed from telechelic precursor polymers having at least two photoactivatable end functional groups and a molecular weight before crosslinking of between about 1,000 and 1,000,000 Daltons (Da); and a lithium (Li) salt. Electrochemical cells and batteries including such electrolytes are also disclosed, along with various methods of manufacture. | 12-31-2015 |
20160056502 | POLYMER ELECTROLYTE FOR LITHIUM BATTERY AND LITHIUM BATTERY INCLUDING THE POLYMER ELECTROLYTE - A polymer electrolyte for a lithium battery, the polymer electrolyte comprising a compound represented by Formula 1: | 02-25-2016 |
20160168086 | NOVEL CROSS-LINKER FOR THE PREPARATION OF A NEW FAMILY OF SINGLE ION CONDUCTION POLYMERS FOR ELECTROCHEMICAL DEVICES AND SUCH POLYMERS | 06-16-2016 |
20170237114 | ALL-SOLID-STATE SECONDARY BATTERY, SOLID ELECTROLYTE COMPOSITION AND ELECTRODE SHEET FOR BATTERIES USED IN THE SAME, AND MANUFACTURING METHOD OF ELECTRODE SHEET FOR BATTERIES AND ALL-SOLID-STATE SECONDARY BATTERY | 08-17-2017 |
429315000 | Nitrogen and phosphorus in the polymer | 4 |
20090286163 | ELECTROLYTE MIXTURES USEFUL FOR LI-ION BATTERIES - The present invention provides for the preparation of ionic liquid-lithium salt-low molecular weight liquid polymer mixtures. The mixture is useful as an electrolytic solution. Thus, the mixture is suitable as an electrolyte in batteries and supercapacitors as well as an active material for solid state light-emitting devices or polymer light-emitting displays or an electro deposition of alkali metals such as lithium, sodium, or potassium in the field of research or industry. The present invention further provides for a method making the mixture. Additionally, the present invention provides for a lithium battery comprising the mixture and a method of making the lithium battery. | 11-19-2009 |
20130196235 | LITHIUM-ION BATTERY HAVING INTERPENETRATING ELECTRODES - A lithium-ion battery including an electrodeposited anode material having a micron-scale, three-dimensional porous foam structure separated from interpenetrating cathode material that fills the void space of the porous foam structure by a thin solid-state electrolyte which has been reductively polymerized onto the anode material in a uniform and pinhole free manner, which will significantly reduce the distance which the Li-ions are required to traverse upon the charge/discharge of the battery cell over other types of Li-ion cell designs, and a procedure for fabricating the battery are described. The interpenetrating three-dimensional structure of the cell will also provide larger energy densities than conventional solid-state Li-ion cells based on thin-film technologies. The electrodeposited anode may include an intermetallic composition effective for reversibly intercalating Li-ions. | 08-01-2013 |
20140093785 | METHOD OF PRODUCING SOLID SULFIDE ELECTROLYTE MATERIAL AND SOLID SULFIDE ELECTROLYTE MATERIAL - The invention provides a method of producing a solid sulfide electrolyte material, with this method including a microparticulation step in which a sulfide glass containing Li, S, and P is mixed with an adhesive polymer and the sulfide glass is ground. | 04-03-2014 |
20150303516 | POLYMER COMPOSITION WITH OLEFINIC GROUPS FOR STABILIZATION OF LITHIUM SULFUR BATTERIES - A polymer that can be used as a binder for sulfur-based cathodes in lithium batteries is disclosed. The polymer includes in its composition olefinic groups capable of reaction with and entrapment of polysulfide species. Beneficial effects include reductions in capacity loss and/or ionic resistance gain. | 10-22-2015 |