Patent application number | Description | Published |
20090325066 | SECONDARY BATTERY HAVING IMPROVED FLEXIBILITY - A secondary battery with improved flexibility. The secondary battery includes: a substrate; a first electrode collector integrally formed with the substrate as one body; a first electrode material mixture layer; an electrolyte layer; a second electrode material mixture layer; and a second electrode collector having a metallic mesh structure integrally formed with the second electrode material mixture layer as one body, wherein the first electrode material mixture layer, the electrolyte layer, and the second electrode material mixture layer are sequentially formed on the first electrode collector in this order. | 12-31-2009 |
20150064560 | ELECTRODE ACTIVE MATERIAL, ELECTRODE INCLUDING THE SAME, AND LITHIUM BATTERY INCLUDING THE ELECTRODE - An electrode active material including an ordered mesoporous metal oxide; and at least one conductive carbon material disposed in a pore of the ordered mesoporous metal oxide. Also, an electrode including the electrode active material, and a lithium battery including the electrode. | 03-05-2015 |
20150072204 | ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING THE SAME - An electrode assembly includes an electrode jelly-roll, which includes a winding including a first electrode plate, a second electrode plate, and a separator disposed between the first and second electrode plates; an outer surface parallel to a winding axis of the prismatic electrode jelly-roll, side surfaces perpendicular to the winding axis; a first electrode tab, which is electrically connected to the first electrode plate and extends in a winding axis direction of the prismatic electrode jelly-roll; a second electrode tab, which is electrically connected to the second electrode plate and extends in a winding axis direction of the electrode jelly-roll, wherein an end portion of at least one of the first electrode tab and the second electrode tab is bent in a direction opposite to the direction in which the corresponding electrode tab extends and faces an outer surface of the prismatic electrode jelly-roll. | 03-12-2015 |
20150093648 | COMPOSITE, CARBON COMPOSITE INCLUDING THE COMPOSITE, ELECTRODE, LITHIUM BATTERY, ELECTROLUMINESCENT DEVICE, BIOSENSOR, SEMICONDUCTOR DEVICE, AND THERMOELECTRIC DEVICE INCLUDING THE COMPOSITE AND/OR THE CARBON COMPOSITE - A composite including: silicon (Si); a silicon oxide of the formula SiOx, wherein 004-02-2015 | |
20150132631 | FLEXIBLE SECONDARY BATTERY - A flexible secondary battery includes: an electrode stack structure including a first electrode layer, a second electrode layer, and a separator disposed between the first and second electrode layers; and a binding structure surrounding the electrode stack structure, where the binder structure is in fixed contact with a first side of the electrode stack structure and is in slidable contact with a second side of the electrode stack structure. | 05-14-2015 |
20150207168 | FLEXIBLE SECONDARY BATTERY - A flexible secondary battery includes an electrode stack structure including a first electrode layer, a second electrode layer opposite to the first electrode layer and a separator formed between the first electrode layer and the second electrode layer, and a fixing unit disposed in the electrode stack structure at an area excluding opposing end portions of the electrode stack structure, where the fixing unit fixes portions of the first electrode layer, the second electrode layer and the separator, which correspond thereto, to each other. The fixing unit may be disposed at a center portion or an area adjacent to the center portion of the electrode stack structure. | 07-23-2015 |
20150243969 | ANODE ACTIVE MATERIAL, LITHIUM BATTERY COMPRISING THE SAME, AND METHOD OF PREPARING THE ANODE ACTIVE MATERIAL - An anode active material includes: a core including a metal or a metalloid that can incorporate and deincorporate lithium ions; and a plurality of coating layers on a surface of the core, each coating layer including a metal oxide, an amorphous carbonaceous material, or combination thereof. Also, a lithium battery including the anode active material, and a method of preparing the anode active material. | 08-27-2015 |
20150243978 | POSITIVE ELECTRODE ACTIVE MATERIAL, LITHIUM BATTERY CONTAINING THE SAME, AND METHOD OF MANUFACTURING THE POSITIVE ELECTRODE ACTIVE MATERIAL - A positive electrode active material including a lithium transition metal oxide, wherein when a lithium battery including a positive electrode including the lithium transition metal oxide is analyzed by differential capacity analysis, an irreversible peak is present in a graph of differential capacity versus voltage in a range of about 4.5 volts versus lithium to about 4.8 volts versus lithium during a first charge/discharge cycle. | 08-27-2015 |
20150243997 | NEGATIVE ELECTRODE FOR SECONDARY BATTERY AND SECONDARY BATTERY INCLUDING THE NEGATIVE ELECTRODE - A negative electrode for a secondary battery, the negative electrode including: a current collector; an interlayer on the current collector and consisting of at least one first polymer selected from a cation-substituted polycarboxylic acid and a copolymer thereof; a negative electrode active material layer on the interlayer and which includes a negative electrode active material and a binder. | 08-27-2015 |