Patent application number | Description | Published |
20110143200 | METHOD OF MANUFACTURING CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND 1-D NANOCLUSTER CATHODE ACTIVE MATERIAL WITH CHESTNUT TYPE MORPHOLOGY OBTAINED BY THE METHOD - Provided are a method of manufacturing a cathode active material for a lithium battery, and a cathode active material obtained by the method. The method includes forming a precursor of a one-dimensional nanocluster manganese dioxide with a chestnut-type morphology, inserting lithium into the formed precursor and synthesizing a one-dimensional nanocluster cathode active material particle with a chestnut morphology, coating a water-soluble polymer on a surface of the cathode active material particle, adsorbing a metal ion to the surface of the cathode active material particle coated with the water-soluble polymer, and sintering the cathode active material particle to obtain the one-dimensional nanocluster cathode active material with a chestnut morphology. The cathode active material manufactured by the above method is a one-dimensional nanocluster with a chestnut-type morphology, which has a uniform-thick metal oxide layer on its surface, thereby ensuring an improved capacity of the cathode active material and an excellent cycle characteristic. | 06-16-2011 |
20130011742 | CURRENT COLLECTOR FOR FLEXIBLE ELECTRODE, METHOD OF MANUFACTURING SAME, AND NEGATIVE ELECTRODE INCLUDING SAME - Disclosed are a current collector for a flexible electrode, a method of manufacturing the same, and a negative electrode including the same. The current collector for a flexible electrode includes: a flexible polymer substrate; a cross-linkable polymer layer disposed on the polymer substrate; and a metal layer disposed on the cross-linkable polymer layer, wherein the surface of the cross-linkable polymer layer includes a plurality of protrusions and grooves. | 01-10-2013 |
20130084238 | METHOD OF MAKING NANOMATERIAL AND METHOD OF FABRICATING SECONDARY BATTERY USING THE SAME - Disclosed are a method of making a nanomaterial and a method of fabricating a lithium secondary battery using the same. The method of making a nanomaterial includes preparing a mixed solution including a metal salt aqueous solution and an alkylamine, and hydrothermally treating the mixed solution. | 04-04-2013 |
20130323610 | MANUFACTURING METHOD OF OXYGEN REDUCTION REACTION CATALYSTS AND CATALYSTS THEREOF, CATHODE USING OXYGEN REDUCTION REACTION CATALYSTS - This invention relates to a method of preparing an oxygen reduction reaction catalyst, an oxygen reduction reaction catalyst prepared thereby, and an electrode for a metal-air battery using the oxygen reduction reaction catalyst, wherein transition metal ions are adsorbed on a commercially available melamine foam and carbonized, and carbon black is supported on a porous structure of the carbonized melamine foam support, thereby economically preparing the oxygen reduction reaction catalyst that is able to maximize an effect of promoting the oxygen reduction reaction. | 12-05-2013 |
20140306150 | Layered Lithium Nickel Oxide, Process for Producing the Same and Lithium Secondary Cell Employing It - Provided is a metal oxide for a cathode active material of a lithium secondary battery capable of having improved structural and thermal stability, high efficiency, high capacity, and excellent cycle property and life span property, the metal oxide represented by the following Chemical Formula 1: | 10-16-2014 |
Patent application number | Description | Published |
20130034865 | CENTRIFUGAL FORCE-BASED MICROFLUIDIC DEVICE FOR MULTIPLXED ANALYSIS AND DETECTION METHOD USING THE SAME - A centrifugal force-based microfluidic device for a multiplexed analysis and an analyzing method using the same are provided. The microfluidic device includes a platform and a microfluidic structure including a plurality of chambers formed within the platform and valves positioned between the chambers. The microfluidic structure includes a sample separation chamber connected to a sample injection hole and a plurality of reaction chambers accommodating two or more types of markers specifically reacting to different types of target materials, separately by type. | 02-07-2013 |
20130034912 | CENTRIFUGAL FORCE-BASED MICROFLUIDIC DEVICE AVAILABLE FOR RELIABILITY VERIFICATION, AND ANALYZING METHOD USING THE SAME - A centrifugal force-based microfluidic device for a multiplexed analysis and an analyzing method using the same are provided. The microfluidic device includes a platform and a microfluidic structure including a plurality of chambers formed within the platform, and valves positioned between the chambers. The microfluidic structure includes a sample separation chamber connected to a sample injection hole, and a plurality of reaction chambers accommodating two or more types of markers specifically reacting with different types of target materials, separately by type. At least one of the target materials is a standard material, and at least one of the markers is a standard marker specifically reacting with the standard material. | 02-07-2013 |
20140120521 | MICROFLUIDIC DEVICE, MICROFLUIDIC SYSTEM AND METHOD FOR CONTROLLING MICROFLUIDIC TEST DEVICE - A microfluidic device, a microfluidic system and a method for controlling a microfluidic test device are provided. The microfluidic device includes a rotatable platform including a sample chamber to which a sample is supplied, a first reagent chamber; a first capture conjugate disposed in the first reagent chamber and configured to capture a target material contained in the sample; a second reagent chamber; a signal material disposed in the second reagent chamber and configured to be electrochemically induced by the first capture conjugate; a reaction chamber providing an area in which a biochemical reaction between the sample and the signal material supplied occurs when the platform rotates; a second capture material disposed in the reaction chamber and configured to capture the target material; a detection chamber separated from the reaction chamber, the detection chamber comprising a detector configured to detect an electrochemical signal generated by the signal material; and a plurality of channels connecting the chambers. | 05-01-2014 |
20150314290 | RARE CELL ISOLATION DEVICE, RARE CELL ISOLATION METHOD, AND RARE CELL DETECTION METHOD USING THE SAME - The present invention provides a rare cell isolation device including: a first body which is disposed above a filtration membrane and includes a first inlet for injecting a biospecimen; and a second body which is disposed under the first body and bonded to the filtration membrane, wherein the first body and the second body have a disk-shaped structure to be rotatable around their centers, and the filtration membrane is disposed to be separated from the center of the second body in a radial direction. | 11-05-2015 |