| Patent application number | Description | Published |
|---|
| 20140370339 | BUS BAR WITH NOVEL STRUCTURE - Disclosed herein is a bus bar connected or fastened to a terminal part of a battery pack and fixedly mounted to a battery pack case, the bus bar including a power input part located at one end of the bus bar such that the power input part is connected or fastened to an output terminal part of the battery pack, a power output part located at the other end of the bus bar such that the power output part is connected or fastened to an input terminal part of the battery pack, a plate-shaped main body connected between the power input part and the power output part, the plate-shaped main body including a vapor chamber, and a fastening part formed at the power input part to fix the bus bar to the battery pack case. | 12-18-2014 |
| 20150017543 | METHOD FOR PRELITHIATION, METHOD FOR FABRICATING LITHIUM SECONDARY BATTERY COMPRISING THE METHOD, AND LITHIUM SECONDARY BATTERY FABRICATED FROM THE FABRICATING METHOD - The present disclosure relates to a method for prelithiation, and in particular, to a method for prelithiation that predopes lithium into at least one unit cell uniformly in large amounts. According to an aspect of the present disclosure, there is provided a method for prelithiation including an preparing at least one unit cell, the unit cell comprising a cathode, an anode, and a separator interposed between the cathode and the anode, disposing the prepared at least one unit cell in a reaction tank, and connecting electrodes having the same polarity, adding an electrolyte solution into the reaction tank, disposing a lithium metal plate in the electrolyte solution, and connecting the lithium metal plate to the anode, and doping the anode. | 01-15-2015 |
| 20150086866 | FLOW CONTROLLER OF DRYING OVEN WITH AUTOMATIC AIR CHARGE FOR MANUFACTURING SECONDARY BATTERY - Disclosed herein is an intake air flow control apparatus of an electrode drying oven for manufacturing secondary batteries configured to coat a current collector with an electrode slurry including a solvent and to dry the solvent, the intake air flow control apparatus of the electrode drying oven including at least one electrode drying oven having an intake air duct for supplying external air and an exhaust air duct for discharging a mixed gas containing air and the solvent, a sensor mounted in the exhaust air duct for measuring a concentration of the solvent in the exhaust gas, and a controller for adjusting a supply quantity of air and/or a discharge quantity of gas based on information regarding the concentration of the solvent in the exhaust gas received from the sensor. | 03-26-2015 |
| 20160093880 | METHOD FOR MANUFACTURING ELECTRODE AND ELECTRODE MANUFACTURED BY THE SAME - Disclosed is a method for manufacturing an electrode, which comprises drying an electrode sheet including a current collector and an electrode active material slurry coated to the current collector and containing an electrode active material, a binder and a solvent, wherein the electrode sheet is dried by a mid-infrared lamp which irradiates mid-infrared rays with a wavelength of 1 μm to 3 μm to the electrode sheet, and a surface temperature of the electrode sheet has a constant region in the range of 50° C. to 70° C. Since an electrode is dried by using a mid-infrared lamp, the electrode may be uniformly dried, and an adhesion force between the electrode active material layer and the current collector may be greatly improved, which allows great enhancement of characteristics of a battery to which the electrode is applied. | 03-31-2016 |
| 20160133929 | ELECTRODE ACTIVE MATERIAL HAVING IMPROVED ENERGY DENSITY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - Disclosed are an electrode active material having improved energy density and a lithium secondary battery including the same. More particularly, provided is an electrode active material including a first electrode active material and a second electrode active material, each of the first electrode active material and the second electrode active material having a composition represented by Formula (1) below, a ratio of lithium to metals in the first electrode active material being 1.4 to 1.7, and a ratio of lithium to metals in the second electrode active material being 1.2 or more and less than 1.4: | 05-12-2016 |
| 20160133930 | ELECTRODE INCLUDING DIFFERENT ELECTRODE MATERIAL LAYERS AND LITHIUM SECONDARY BATTERY - Disclosed is an electrode including a current collector and an electrode material layer formed on the current collector, the electrode material layer including a first electrode material layer and second electrode material layer having different electrode active materials. | 05-12-2016 |
| 20160133940 | ELECTRODE FOR SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - Disclosed is an electrode including a current collector having a functional group or a radical binding with an electrode material on a surface thereof, and an electrode mixture layer formed on the current collector. | 05-12-2016 |
| 20160133994 | NEGATIVE ELECTRODE FOR PREVENTING DEPOSITION OF MANGANESE AND BATTERY CELL INCLUDING THE SAME - Disclosed is a battery cell having an electrode assembly that is sealed with an electrolyte solution within a battery case, the electrode assembly including one or more positive electrodes to which a positive electrode terminal is connected; one or more first negative electrodes to which a first negative electrode terminal is connected; one or more second negative electrodes to which a second negative electrode terminal is connected; and a separator disposed between the positive electrode and the first negative electrode or second negative electrode, or a separator disposed between the positive electrode and the first negative electrode or second negative electrode and a separator disposed between the first negative electrode and the second negative electrode. | 05-12-2016 |
| 20160141565 | SECONDARY BATTERY TO WHICH ELECTROLYTE CAN BE ADDITIONALLY SUPPLIED - Disclosed is a secondary battery to which an electrolyte can be additionally supplied. More particularly, provided is a secondary battery including an electrode assembly that includes a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode, and a porous elastic body that can contain an electrolyte, which are installed in a battery case. | 05-19-2016 |
