Patent application number | Description | Published |
20130121899 | METHOD FOR ECONOMICAL EXTRACTION OF MAGNESIUM, BORON AND CALCIUM FROM LITHIUM BEARING SOLUTION - The present invention relates to a method of economical extraction of magnesium, boron and calcium, while minimizing the loss of lithium, from a lithium bearing solution. More specifically, the present invention provides a method for economical extraction of magnesium, boron, and calcium, while minimizing the loss of lithium, from a lithium bearing solution comprising the steps of: (a) adding an alkali in the lithium bearing solution to precipitate magnesium hydroxide; (b) absorbing boron ions on the surface of the magnesium hydroxide by adjusting the pH to about 8.5 to about 10.5; and (c) simultaneously extracting magnesium and boron by filtering the magnesium hydroxide absorbed with the boron ions from the lithium bearing solution. | 05-16-2013 |
20130129586 | METHOD FOR ECONOMICAL EXTRACTION OF LITHIUM FROM SOLUTION INCLUDING LITHIUM - The present invention relates to a method of extracting lithium from a lithium bearing solution. More specifically, the present invention provides a method of economical extraction of lithium from a lithium bearing solution by adding a phosphorous supplying material to the solution to precipitate lithium phosphate from the dissolved lithium. | 05-23-2013 |
20130146476 | METHOD OF EXTRACTING LITHIUM WITH HIGH PURITY FROM LITHIUM BEARING SOLUTION BY ELECTROLYSIS - The present invention relates to a method of extracting lithium with high purity from a lithium bearing solution by electrolysis. More specifically, the present invention provides a method of economical extraction of lithium from the lithium bearing solution by adding a phosphorous supplying material to the solution to prepare a lithium phosphate aqueous solution subject to electrolysis. | 06-13-2013 |
20130149227 | METHOD OF PREPARING OLIVINE CATHOD MATERIAL FOR LITHIUM SECONDARY BATTERY - The present invention relates to a method of preparing olivine cathode materials for lithium secondary battery. More specifically, a method of preparing an olivine-based cathode material for secondary battery comprising the steps of: dissolving an iron supplying material, and a lithium phosphate by adding an acid; forming a chelate polymer by adding a chelate agent and a polymerization agent in the solution of the dissolving step followed by heating; pyrolyzing the chelate polymer under reducing atmosphere; and thermally reducing the chelated polymer degraded during the pyrolysis is provided. | 06-13-2013 |
20140348734 | METHOD FOR EXTRACTION OF LITHIUM FROM LITHIUM BEARING SOLUTION - A method of extracting lithium from a lithium bearing solution and specifically, economically extracting lithium from a lithium bearing solution comprising the steps of: adding a nucleus particle to a lithium bearing solution; and precipitating the dissolved lithium in the lithium bearing solution as lithium phosphate by adding a phosphorous supplying material to the lithium bearing solution including the nucleus particle is provided. | 11-27-2014 |
20150023127 | CARBONATION DEVICE AND METHOD OF CARBONATION USING THE SAME - Disclosed is a carbonation device including: a storage tank storing a carbonation subject solution; a droplet spray unit spraying the carbonation subject solution from the storage tank as droplets; a carbonation reaction tank disposed with the droplet spray unit and filled with a carbonation gas under a predetermined pressure to provide a slurry by a carbonation reaction of the droplet-sprayed carbonation subject solution with the filled carbonation gas; a carbonation gas supply unit supplying the carbonation gas into the carbonation reaction tank to maintain the carbonation gas in the carbonation reaction tank under the predetermined pressure; and a slurry outlet unit ejecting the slurry from the carbonation reaction tank to maintain the slurry formed in the carbonation reaction tank within a predetermined level, and a method of carbonation using the same. | 01-22-2015 |
20150118130 | BORON RECOVERY APPARATUS, BORON RECOVERY METHOD, AND BORON RECOVERY SYSTEM - Disclosed is a boron recovering device including: an aeration-type water-channel reactor including a water channel; at least one aeration unit disposed in the water channel and aerating a boron-containing solution by passing it through the water channel to deposit boron in the form of borax; and a precipitation bath precipitating the deposited borax in the boron-containing solution having passed through the aeration-type water-channel reactor and separating a filtrate by overflowing, a boron recovering device, a method of recovering boron, and a boron recovering system. | 04-30-2015 |
20150197830 | Method for Extracting Lithium from Solution Containing Lithium - Disclosed is a method of extracting lithium from a solution including lithium. The method of extracting lithium from a solution including lithium includes: separating the solution including lithium into a monovalent ion-containing solution and a solution including ions having more than divalence using a separation membrane having a negative charge on its surface; removing impurities from the monovalent ion-containing solution; and precipitating lithium dissolved in the monovalent ion-containing solution into lithium phosphate by adding a phosphorus-supplying material to the monovalent ion-containing solution. | 07-16-2015 |
Patent application number | Description | Published |
20120231245 | ADHESIVE FILM AND TOUCH PANEL - The present invention relates to an adhesive film and to a touch panel. According to the present invention, even when the adhesive film is applied to a touch panel, for example, a capacitive touch panel, and directly attached to a conductive layer, the adhesive film effectively prevents the resistance of the conductive layer from being raised and exhibits good heat resistance. In addition, according to the present invention, an adhesive film having superior durability, optical characteristics, cuttability, workability, wettability and resistance to warping is provided. | 09-13-2012 |
20130004695 | ADHESIVE COMPOSITION, ADHESIVE SHEET, AND TOUCH PANEL - The present invention relates to an adhesive composition, to an adhesive sheet, and to a touch panel. The present invention provides an adhesive composition, particularly an adhesive composition for a touch panel, which is prepared without using a low molecular weight polymer as an additive. The adhesive composition, the adhesive sheet, and the touch panel of the present invention exhibit superior heat resistance in a hardening process, a printed circuit board assembly process, or the like, and have superior physical properties such as optical characteristics, wettability, cuttability, workability, anti-curling properties, and durability. | 01-03-2013 |
20130015909 | ADHESIVE COMPOSITION FOR A TOUCH PANEL, ADHESIVE FILM, AND TOUCH PANELAANM Kim; Jang-SoonAACI Seongnam-siAACO KRAAGP Kim; Jang-Soon Seongnam-si KRAANM Song; Min-SeokAACI Anyng-siAACO KRAAGP Song; Min-Seok Anyng-si KRAANM Lee; Eok-HyungAACI Cheongju-siAACO KRAAGP Lee; Eok-Hyung Cheongju-si KRAANM Han; Hak-RhimAACI Cheongju-siAACO KRAAGP Han; Hak-Rhim Cheongju-si KRAANM Choi; Won-GuAACI Anyang-siAACO KRAAGP Choi; Won-Gu Anyang-si KRAANM Lee; Yong-HoonAACI Cheongju-siAACO KRAAGP Lee; Yong-Hoon Cheongju-si KR - The present invention relates to an adhesive composition for a touch panel, to an adhesive film, and to a touch panel. The adhesive composition according to the present invention provides an adhesive for a touch panel that has superior chemical resistance, superior durability under high-temperature or high-humidity conditions, and superior wettability or adhesion to a variety of adherends. In addition, the adhesive composition according to the present invention provides an adhesive which maintains superior resistant performance of a conductive layer and effectively prevents the corrosion of electrodes or the like when applied to a touch panel. | 01-17-2013 |
20130029135 | ADHESIVE FILM FOR TOUCH PANEL AND TOUCH PANEL - The present invention relates to an adhesive film for a touch panel, and to a touch panel. The adhesive film has superior heat resistance, optical characteristics, wettability, cuttability, anti-warpage characteristics and chemical resistance, and exhibits superior durability when applied to a touch panel. | 01-31-2013 |
20140329083 | ADHESIVE FILM FOR TOUCH PANEL AND TOUCH PANEL - The present invention relates to an adhesive film for a touch panel, and to a touch panel. The adhesive film has superior heat resistance, optical characteristics, wettability, cuttability, anti-warpage characteristics and chemical resistance, and exhibits superior durability when applied to a touch panel. | 11-06-2014 |
20140349055 | ADHESIVE COMPOSITION, ADHESIVE SHEET, AND TOUCH PANEL - The present invention relates to an adhesive composition, to an adhesive sheet, and to a touch panel. The present invention provides an adhesive composition, particularly an adhesive composition for a touch panel, which is prepared without using a low molecular weight polymer as an additive. The adhesive composition, the adhesive sheet, and the touch panel of the present invention exhibit superior heat resistance in a hardening process, a printed circuit board assembly process, or the like, and have superior physical properties such as optical characteristics, wettability, cuttability, workability, anti-curling properties, and durability. | 11-27-2014 |