Patent application number | Description | Published |
20090098457 | ELECTRODE FOR SECONDARY BATTERY, MANUFACTURING METHOD THEREOF AND SECONDARY BATTERY EMPLOYING THE SAME - Provided are an electrode for a secondary battery employing an active material layer having improved thickness uniformity by printing low-viscosity ink on the active material layer, a manufacturing method of the electrode, and a secondary battery having improved electrode capacity due to the employing of the electrode. The electrode includes a current collector, and an active material layer formed by printing ink having a viscosity not exceeding 500 mPa·s on the current collector and drying the current collector, wherein the current collector has a surface roughness (Ra) in a range from about 0.025 to 1.0 μm. | 04-16-2009 |
20090146604 | COMPLEX LITHIUM SECONDARY BATTERY AND ELECTRONIC DEVICE EMPLOYING THE SAME - Provided is a complex lithium secondary battery that includes a dye-sensitized solar cell unit and a lithium secondary battery unit, wherein the dye-sensitized solar cell unit and the lithium secondary battery unit share a common anode layer. The complex lithium secondary battery is rechargeable using solar energy, as an alternative power source to when there is no power source for recharging the complex lithium secondary battery, can be bendable, and has a simple structure. | 06-11-2009 |
20100099026 | ELECTRODE INK COMPOSITION FOR INK-JET PRINTING, AND ELECTRODE AND SECONDARY BATTERY MANUFACTURED BY USING THE SAME - An electrode ink composition for ink-jet printing and an electrode and secondary battery manufactured by ink-jet printing the electrode ink composition. The electrode ink composition includes an electrode active material and a solvent. A fine electrode pattern is formed by ink-jet printing the electrode ink composition, and thus a thin micro secondary battery can be manufactured. | 04-22-2010 |
20100104947 | 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. | 04-29-2010 |
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 |
20100209775 | NEGATIVE ELECTRODE INCLUDING GROUP 14 METAL/METALLOID NANOTUBES, LITHIUM BATTERY INCLUDING THE NEGATIVE ELECTRODE, AND METHOD OF MANUFACTURING THE NEGATIVE ELECTRODE - A negative electrode and a lithium battery including the same, the negative electrode including nanotubes including a Group 14 metal/metalloid, disposed on a conductive substrate. | 08-19-2010 |
20110111292 | ELECTRODE COMPOSITION FOR INKJET PRINTING, AND ELECTRODE AND SECONDARY BATTERY PREPARED USING THE ELECTRODE COMPOSITION - An electrode composition for inkjet printing includes an electrode active material, a binder resin, and a solvent. An electrode and a secondary battery prepared by using the electrode use the printed electrode composition. A precise electrode pattern is formed by using an inkjet printing method since spreadability of the electrode composition is excellent. The secondary battery is a micro-thin type having increased electrode capacity and increased cycle lifespan which is prepared since coherence between the electrode composition and a current collector is excellent. | 05-12-2011 |
20110127462 | ELECTRODE COMPOSITION FOR INKJET PRINT, ELECTRODE PREPARED USING THE ELECTRODE COMPOSITION, AND LITHIUM BATTERY COMPRISING THE ELECTRODE - A negative electrode composition for inkjet print including beta phase TiO | 06-02-2011 |
20110159367 | NEGATIVE ELECTRODE INCLUDING METAL/METALLOID NANOTUBES, LITHIUM BATTERY INCLUDING THE NEGATIVE ELECTRODE, AND METHOD OF MANUFACTURING THE NEGATIVE ELECTRODE - A negative electrode includes nanotubes including a metal/metalloid, disposed on a conductive substrate, and having opened ends. A lithium battery includes the negative electrode. | 06-30-2011 |
20110240954 | SILICON NANOWIRE COMPRISING HIGH DENSITY METAL NANOCLUSTERS AND METHOD OF PREPARING THE SAME - A silicon nanowire includes metal nanoclusters formed on a surface thereof at a high density. The metal nanoclusters improve electrical and optical characteristics of the silicon nanowire, and thus can be usefully used in various electrical devices such as a lithium battery, a solar cell, a bio sensor, a memory device, or the like. | 10-06-2011 |
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 |
20120082877 | CATHODE, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY INCLUDING THE CATHODE - A cathode, a method of forming the cathode and a lithium battery including the cathode. The cathode includes a current collector and a cathode active material layer disposed on the current collector; the cathode active material layer includes a lithium transition metal oxide having a spinel structure, a conductive agent, and a binder; and at least a portion of a surface of the cathode active material layer is fluorinated. | 04-05-2012 |
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 |
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 |
20130026443 | SILICON NANOWIRE COMPRISING HIGH DENSITY METAL NANOCLUSTERS AND METHOD OF PREPARING THE SAME - A silicon nanowire including metal nanoclusters formed on a surface thereof at a high density. The metal nanocluster improves electrical and optical characteristics of the silicon nanowire, and thus can be usefully used in various electrical devices such as a lithium battery, a solar cell, a bio sensor, a memory device, or the like. | 01-31-2013 |
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 |
20130119306 | COMPOSITE, METHOD OF MANUFACTURING THE COMPOSITE, NEGATIVE ELECTRODE ACTIVE MATERIAL INCLUDING THE COMPOSITE, NEGATIVE ELECTRODE INCLUDING THE NEGATIVE ELECTRODE ACTIVE MATERIAL, AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - A composite, method of manufacturing the composite, negative electrode active material including the composite, negative electrode including the negative electrode active material, and lithium secondary battery including the same, the composite including a lithium titanium oxide, and a bronze phase titanium oxide. | 05-16-2013 |
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 |
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 |
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 |
20130280567 | THREE DIMENSIONAL SHAPED BATTERY - A three-dimensional shaped battery includes a cell structure including a first electrode layer, a second electrode layer, and a separation layer disposed between the first electrode layer and the second electrode layer, where the cell structure may include a plurality of pattern units having different sizes from each other and a connecting portion which connects the pattern units to each other. | 10-24-2013 |
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 |
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 |
20140377654 | NEGATIVE ELECTRODE INCLUDING GROUP 14 METAL/METALLOID NANOTUBES, LITHIUM BATTERY INCLUDING THE NEGATIVE ELECTRODE, AND METHOD OF MANUFACTURING THE NEGATIVE ELECTRODE - A negative electrode and a lithium battery including the same, the negative electrode including nanotubes including a Group 14 metal/metalloid, disposed on a conductive substrate. | 12-25-2014 |
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 |