Patent application number | Description | Published |
20090111028 | ORGANIC ELECTROLYTE SOLUTION INCLUDING VINYL-BASED COMPOUND AND LITHIUM BATTERY USING THE SAME - An organic electrolyte solution includes a lithium salt; an organic solvent including a high permittivity solvent and a low boiling solvent; and a vinyl-based compound represented by Formula 1 below, wherein m and n are each independently integers of 1 to 10; X | 04-30-2009 |
20090111029 | ORGANIC ELETROLYE SOLUTION INCLUDING SILANE-BASED COMPOUND AND LITHIUM BATTERY USING THE SAME - An organic electrolyte solution including: a lithium salt; an organic solvent including a high permittivity solvent and a low boiling solvent; and a silane-based compound represented by Formula 1 below: | 04-30-2009 |
20090152509 | INKJET PRINTABLE ELECTRODE COMPOSITION, ELECTRODE INCLUDING THE SAME, AND SECONDARY BATTERY INCLUDING THE ELECTRODE - An inkjet printable electrode composition, an electrode including the electrode composition, and a secondary battery including the electrode. The inkjet printable electrode composition includes oxide, a conducting agent, a wetting agent, a binder and an aqueous solvent, in which the viscosity of the binder is in a range of 2 to 20 cps in a 1 wt % aqueous solution of the binder. The inkjet printing electrode composition includes a binder having an appropriate viscosity to allow ink to be easily ejected when the ink is inkjet-printed, and thus, a uniform, thin, and planarized pattern may be formed onto a collector by inkjet printing, without clogging of a nozzle, and thus electrode and secondary battery may be formed at low costs. | 06-18-2009 |
20090155696 | ORGANIC ELECTROLYTIC SOLUTION AND LITHIUM BATTERY EMPLOYING THE SAME - An organic electrolytic solution for a lithium primary or secondary battery includes a lithium salt; an organic solvent; a radical initiator represented by Formula 1 below; and a polymerizable monomer represented by Formula 2 below: | 06-18-2009 |
20090191464 | ORGANIC ELECTROLYTIC SOLUTION COMPRISING CYCLOOLEFIN MONOMER AND LITHIUM BATTERY EMPLOYING THE SAME - An organic electrolytic solution includes a lithium salt; an organic solvent containing a high dielectric constant solvent; and a polymerizable cycloolefin monomer, and an lithium battery employing the same. The organic electrolytic solution prevents decomposition of an electrolyte, and thus the lithium battery employing the organic electrolytic solution has improved cycle characteristics and lifetime. | 07-30-2009 |
20090191465 | POLYSILOXANE-BASED COMPOUND FOR ELECTROLYTE OF LITHIUM SECONDARY BATTERY, ORGANIC ELECTROLYTE SOLUTION INCLUDING THE POLYSILOXANE-BASED COMPOUND, AND LITHIUM BATTERY USING THE SOLUTION - An additive for an electrolyte of a lithium secondary battery, the additive including a polysiloxane-based compound represented by Formula 1 below: | 07-30-2009 |
20090197176 | ANODE ACTIVE MATERIAL, AND ANODE AND LITHIUM BATTERY CONTAINING THE SAME - An anode active material including a tin (Sn)-cobalt (Co) intermetallic compound, titanium (Ti), and carbon (C). The anode active material can include indium (In), niobium (Nb), germanium (Ge), molybdenum (Mo), aluminum (Al), phosphorus (P), gallium (Ga), bismuth (Bi), and/or silicon (Si). The anode active material can be included in an anode, and the anode can be included in lithium battery. | 08-06-2009 |
20100119950 | POLYMER ELECTROLYTE, LITHIUM BATTERY COMPRISING THE POLYMER ELECTROLYTE, METHOD OF PREPARING THE POLYMER ELECTROLYTE, AND METHOD OF PREPARING THE LITHIUM BATTERY - A polymer electrolyte including: a lithium salt; an organic solvent; a fluorine compound; and a polymer of a monomer represented by Formula 1 below. | 05-13-2010 |
20110189549 | REDOX FLOW BATTERY - A redox flow battery has a high energy density and an excellent charge and discharge efficiency because re-precipitation is prevented in an electrolyte solution or eduction is prevented in an electrode during reduction of a metal ion used as an electrolyte. | 08-04-2011 |
20110269024 | ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, ANODE INCLUDING THE ANODE ACTIVE MATERIAL, AND LITHIUM BATTERY INCLUDING THE ANODE - An anode active material including: a core having a molybdenum-based material; and a coating layer formed on at least a portion of a surface of the core, wherein the coating layer comprises at least one material selected from the group consisting of molybdenum oxynitride and molybdenum nitride, a method of preparing the same, and an anode and a lithium battery. | 11-03-2011 |
20120015255 | GEL POLYMER ELECTROLYTE, LITHIUM BATTERY INCLUDING GEL POLYMER ELECTROLYTE, AND METHOD OF PREPARING GEL POLYMER ELECTROLYTE - A gel polymer electrolyte including: an organic solvent; a lithium salt that reacts with residual water contained in the organic solvent to produce at least one material selected from the group consisting of a protonic acid and a Lewis acid; and a polymer that is generated by polymerizing at least one monomer selected from the group consisting of monomers represented by Formulae 1 to 3 below: | 01-19-2012 |
20120045694 | CATHODE, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY INCLUDING THE CATHODE - A cathode, a method of preparing the same, and a lithium battery including the cathode. The cathode includes: a current collector; a first cathode active material layer disposed on the current collector; and a second cathode active material layer disposed on the first cathode active material layer, wherein the first cathode active material layer comprises a lithium transition metal oxide having a layered structure, and the second cathode active material layer comprises a lithium transition metal oxide having a spinel structure and an average working potential of 4.5 V or more. | 02-23-2012 |
20120107661 | REDOX FLOW BATTERY - A redox flow battery including a positive electrode electrolyte and a negative electrode electrolyte, each of which includes a metal-ligand coordination complex, in which a metal of a metal-ligand coordination complex of the positive electrode electrolyte is different from a metal of a metal-ligand coordination complex of the negative electrode electrolyte. Due to use of different metals in the positive and negative electrode electrolytes, the redox flow battery has high energy density and high charge and discharge efficiency. | 05-03-2012 |
20120121963 | FLEXIBLE BATTERY AND FLEXIBLE ELECTRONIC DEVICE INCLUDING THE SAME - A flexible battery and a flexible electronic device including the flexible battery as a power source. The flexible battery includes a cell stack comprising a plurality of unit cells, and an external casing sealing the cell stack, wherein each of the unit cells comprises a negative electrode, a positive electrode, an electrolyte layer disposed between the negative electrode and the positive electrode, and a first polymer film at least partially surrounding the negative electrode, the positive electrode, and the electrolyte layer. | 05-17-2012 |
20120164543 | ORGANIC ELECTROLYTE SOLUTION INCLUDING VINYL-BASED COMPOUND AND LITHIUM BATTERY USING THE SAME - An organic electrolyte solution includes a lithium salt; an organic solvent including a high permittivity solvent and a low boiling solvent; and a vinyl-based compound represented by Formula 1 below, wherein m and n are each independently integers of 1 to 10; X | 06-28-2012 |
20120171530 | REDOX FLOW BATTERY - Provided are redox flow batteries employing supporting electrolyte of a ring- or spiro-type structure and having high energy efficiencies and energy densities. | 07-05-2012 |
20120171531 | REDOX FLOW BATTERY - A metal-ligand coordination compound containing an aliphatic ligand useful as a catholyte and/or an anolyte that enables the provision of a redox flow battery having high energy efficiency and charge/discharge efficiency. | 07-05-2012 |
20120171541 | REDOX FLOW BATTERY - A redox flow battery. A metal-ligand coordination compound including an aromatic ligand that contains an electron withdrawing group is used as the catholyte and/or the anolyte so that a redox flow battery having high energy density and excellent charge/discharge efficiency may be provided. | 07-05-2012 |
20130004819 | ELECTROLYTE FOR REDOX FLOW BATTERY AND REDOX FLOW BATTERY INCLUDING THE SAME - An electrolyte for a redox flow battery and a redox flow battery including the electrolyte, the electrolyte including a metal-ligand coordination compound as a cation and an anion containing at least four atoms linked to each other by a straight chain in a certain direction. | 01-03-2013 |
20130004850 | NEGATIVE ACTIVE MATERIAL, NEGATIVE ELECTRODE INCLUDING THE SAME, LITHIUM BATTERY INCLUDING NEGATIVE ELECTRODE AND METHOD OF PREPARING NEGATIVE ACTIVE MATERIAL - A negative active material including an ordered porous manganese oxide, wherein pores of the ordered porous manganese oxide have bimodal size distribution, and a method of preparing the negative active material. The invention also includes a negative electrode including the negative active material and a lithium battery including the negative electrode. | 01-03-2013 |
20130022870 | ANODE ACTIVE MATERIAL INCLUDING A MULTILAYER METAL NANOTUBE, ANODE INCLUDING THE ANODE ACTIVE MATERIAL, LITHIUM BATTERY INCLUDING THE ANODE, AND METHOD OF PREPARING THE ANODE ACTIVE MATERIAL - An anode active material, an anode including the anode active material, a lithium battery including the anode, and a method of preparing the anode active material. The anode active material includes: a multilayer metal nanotube including: an inner layer; and an outer layer on the inner layer, wherein the inner layer includes a first metal having an atomic number equal to 13 or higher, and the outer layer includes a second metal different from the first metal. | 01-24-2013 |
20130078517 | ELECTRODE ACTIVE MATERIAL, ELECTRODE COMPRISING THE SAME, LITHIUM BATTERY COMPRISING THE ELECTRODE, AND METHOD OF PREPARING THE ELECTRODE ACTIVE MATERIAL - An electrode active material, an electrode including the electrode active material, a lithium battery including the electrode, and a method of preparing the electrode active material. The electrode active material includes a core having at least one of a metal or a metal oxide that enables intercalation and deintercalation of lithium ions and a crystalline carbon thin film that is formed on at least a portion of a surface of the core. The electrode active material has a nano-structure. | 03-28-2013 |
20130136998 | ELECTROLYTE COMPOSITION, GEL POLYMER ELECTROLYTE, AND LITHIUM BATTERY INCLUDING THE GEL POLYMER ELECTROLYTE - An electrolyte composition including a macro azo initiator containing a polyethylene oxide repeating unit, and a multi-functional urethane acrylate-based monomer, a gel polymer electrolyte including the electrolyte composition, and a lithium battery including the gel polymer electrolyte. | 05-30-2013 |
20130202968 | LITHIUM TITANIUM OXIDE, METHOD OF PREPARING THE SAME, NEGATIVE ELECTRODE INCLUDING THE SAME, AND LITHIUM BATTERY INCLUDING THE NEGATIVE ELECTRODE - A lithium titanium oxide spinel having a ratio of FWHM1/FWHM2 at a spinning rate of about 5 kHz to about 50 kHz of about 1.70 or less, wherein FWHM1 is a full width at half maximum of a | 08-08-2013 |
20130260205 | FLEXIBLE SECONDARY BATTERY - A flexible battery a first electrode layer, a first current collector layer disposed on the first electrode layer, where a plurality of through-holes is defined in the first current collector layer, a separator disposed on the first current collector layer, a second current collector layer disposed on the separator, where a plurality of through-holes is defined in the second current collector layer, and a second electrode layer disposed on the second current collector layer. | 10-03-2013 |
20130295431 | FLEXIBLE BATTERY AND FLEXIBLE ELECTRONIC DEVICE INCLUDING THE SAME - A flexible battery and a flexible electronic device including the flexible battery as a power source. The flexible battery includes a cell stack comprising a plurality of unit cells, and an external casing sealing the cell stack, wherein each of the unit cells comprises a negative electrode, a positive electrode, an electrolyte layer disposed between the negative electrode and the positive electrode, and a first polymer film at least partially surrounding the negative electrode, the positive electrode, and the electrolyte layer. | 11-07-2013 |
20140079979 | FLEXIBLE SECONDARY BATTERY - A flexible secondary battery includes an electrode stack structure. The electrode stack structure includes a first electrode layer including a first metal current collector, a second electrode layer including a second metal current collector, an isolation layer between the first electrode layer and the second electrode layer, connection tabs respectively extended from an end portion of the first metal current collector at a first end portion of the first electrode layer and an end portion of the second metal current collector at a first end portion of the second electrode layer; and a fixing element which fixes the end portions of the first and second metal current collectors only at a first end portion of the electrode stack structure. Second end portions of the first and second electrode layers opposite to the first end portions thereof are movable. | 03-20-2014 |
20140120418 | NEGATIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, NEGATIVE ELECTRODE INCLUDING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING THE NEGATIVE ELECTRODE - A negative active material, a method of preparing the same, and a lithium secondary battery including the negative electrode. The negative active material includes a plurality of titanium oxide nanotubes, wherein the Raman shift of the negative active material includes a characteristic peak located at a Raman shift between about 680 cm | 05-01-2014 |
20140131630 | POLYMER COMPOSITION FOR LITHIUM SECONDARY BATTERY, ELECTRODE FOR LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING THE ELECTRODE - A polymer including a first repeating unit represented by Formula 1, a polymer composition for a lithium battery including the polymer, an electrode for a lithium battery including the polymer composition, and a lithium battery including the electrode: | 05-15-2014 |
20140170467 | STACK TYPE BATTERY - A stack type battery includes a stack including: a plurality of cathode sheets; a plurality of anode sheets, which are alternately disposed with the cathode sheets; and a plurality of separators, where each of the separator is disposed between a corresponding cathode sheet of the cathode sheets and a corresponding anode sheet of the anode sheets, where the stack includes first to third protrusions, the first protrusion includes a portion of the cathode sheets which does not overlap the anode sheets and the separators, and the second protrusion includes a portion of the anode sheets which does not overlap the cathode sheets and the separators. | 06-19-2014 |
20140242461 | ANODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - An anode for a lithium secondary battery including: a composite anode active material including an anode active material, and a water-soluble polymer disposed on a surface of the anode active material; and a binder disposed on the composite anode active material, the binder including one or more selected from a polyimide, a polyamideimide, a polyamide, and a polyetherimide. | 08-28-2014 |
20140356736 | POSITIVE ELECTRODE FOR LITHIUM BATTERIES, LITHIUM BATTERY INCLUDING THE POSITIVE ELECTRODE, AND METHODS OF MANUFACTURE THEREOF - A positive electrode for a lithium battery including a protected negative electrode containing a lithium metal or a lithium alloy, wherein the positive electrode contains a positive electrode active material, a polyoxometalate compound, and a conductive material. Also provided is a lithium battery including the positive electrode. | 12-04-2014 |
20150076414 | POLYMER, ELECTRODE FOR LITHIUM BATTERIES INCLUDING THE POLYMER, AND LITHIUM BATTERY INCLUDING THE ELECTRODE - A polymer including a first repeating unit represented by Formula 1 and a second repeating unit including a substituted or unsubstituted C2-C30 alkenyl group: | 03-19-2015 |