Patent application number | Description | Published |
20090152509 | INKJET PRINTABLE ELECTRODE COMPOSITION, ELECTRODE INCLUDING THE SAME, AND SECONDARY BATTERY INCLUDING THE ELECTRODE - An inkjet printable electrode composition, an electrode including the electrode composition, and a secondary battery including the electrode. The inkjet printable electrode composition includes oxide, a conducting agent, a wetting agent, a binder and an aqueous solvent, in which the viscosity of the binder is in a range of 2 to 20 cps in a 1 wt % aqueous solution of the binder. The inkjet printing electrode composition includes a binder having an appropriate viscosity to allow ink to be easily ejected when the ink is inkjet-printed, and thus, a uniform, thin, and planarized pattern may be formed onto a collector by inkjet printing, without clogging of a nozzle, and thus electrode and secondary battery may be formed at low costs. | 06-18-2009 |
20090155687 | COMPOSITE ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, ANODE CONTAINING THE COMPOSITE ANODE ACTIVE MATERIAL, AND LITHIUM BATTERY CONTAINING THE COMPOSITE ANODE ACTIVE MATERIAL - A composite anode active material including: a metal capable of alloy formation with lithium; an intermetallic compound; and a solid solution, in which the solid solution is an alloy of the metal capable of alloy formation with lithium and the intermetallic compound, and the solid solution and the intermetallic compound have a same crystal structure. | 06-18-2009 |
20090253037 | METHOD OF PRODUCING NANOPARTICLES, NANOPARTICLES, AND LITHIUM BATTERY COMPRISING ELECTRODE COMPRISING THE NANOPARTICLES - A method of preparing nanoparticles includes using low-temperature plasma and a pulsed second process gas. Nanoparticles having uniform sizes and nanoparticles having a core-shell structure may be formed. A lithium battery includes an electrode that includes the nanoparticles. | 10-08-2009 |
20100151301 | BATTERY AND BATTERY PACK COMPRISING THE SAME - A battery and a battery pack including the battery. The battery includes: a frame; an electrode assembly disposed around the frame; a main body to house the electrode assembly; and electrode terminals extending from the electrode assembly in a first direction, through the main body. A cooling hole extends through opposing sides of the main body, in a second direction that is generally perpendicular to the first direction. | 06-17-2010 |
20100238607 | ELECTRODE FOR SUPER-CAPACITOR, SUPER-CAPACITOR INCLUDING ELECTRODE, AND METHOD FOR PREPARING ELECTRODE - An electrode for a super-capacitor, a super-capacitor including the electrode, and a method of preparing the electrode in which the electrode includes a conductive substrate; metal nano structures formed on the conductive substrate; and a metal oxide coated on the metal nano structures. The electrode for the super-capacitor increases the capacitance of the super-capacitor. | 09-23-2010 |
20100258761 | ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND ANODE AND LITHIUM BATTERY CONTAINING THE MATERIAL - An anode active material comprises metal core particles, metal nano wires formed on the metal core particles, pores between the metal core particles and the metal nano wires, and a carbon-based coating layer formed on a surface of the metal core particles and metal nano wires. In the anode active material according to the present invention, the metal core particles and metal nano wires are combined to form a single body, and a carbon-based coating layer is formed on the surface of the metal nano wires and metal core particles. Thus, volume changes in the pulverized metal core particles can be effectively buffered during charging and discharging, and the metal core particles are electrically connected through the metal nano wires. As a result, volume changes in the anode active material and degradation of the electrode can be prevented, thereby providing excellent initial charge/discharge efficiency and enhanced charge/discharge capacity. | 10-14-2010 |
20120100439 | ELECTROLYTE SOLUTION FOR SECONDARY LITHIUM BATTERY AND SECONDARY LITHIUM BATTERY INCLUDING THE ELECTROLYTE SOLUTION - An electrolyte solution for a secondary lithium battery, the electrolyte solution including: a lithium salt, a non-aqueous organic solvent, and a phenanthroline-based compound having a polar substituent. The electrolyte solution enables production of a secondary lithium battery having good high-temperature lifetime characteristics and good high-temperature preservation characteristics. | 04-26-2012 |
20120121990 | ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - An electrolyte for a lithium secondary battery, the electrolyte comprising: a lithium salt, a non-aqueous organic solvent, and an additive represented by Formula 1 below: | 05-17-2012 |
20120251892 | ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - An electrolyte for a lithium secondary battery including a lithium salt, a nonaqueous organic solvent, and an additive, in which the additive is composed of one or more compounds including a purinone or a purinone derivative. The lithium secondary battery with improved life and high-temperature storage may be provided by using the electrolyte for a lithium secondary battery according to an embodiment of the present invention. | 10-04-2012 |
20120251895 | ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - An electrolyte for a lithium secondary battery, the electrolyte including a lithium salt, a non-aqueous organic solvent, and an additive represented by Formula 1 below: | 10-04-2012 |
20120282521 | ELECTRODE ACTIVE MATERIAL, PREPARATION METHOD THEREOF, AND ELECTRODE AND LITHIUM BATTERY CONTAINING THE SAME - An electrode active material, a method of manufacturing the same, and an electrode and a lithium battery adopting the same. The electrode active material includes a core capable of occluding and emitting lithium; and a surface treatment layer formed on at least a portion of a surface of the core, wherein the surface treatment layer includes a lithium-free oxide having a spinel structure. | 11-08-2012 |
20130068721 | ELECTRODE FOR SUPER-CAPACITOR, SUPER-CAPACITOR INCLUDING ELECTRODE, AND METHOD FOR PREPARING ELECTRODE - An electrode for a super-capacitor, a super-capacitor including the electrode, and a method of preparing the electrode in which the electrode includes a conductive substrate; metal nano structures formed on the conductive substrate; and a metal oxide coated on the metal nano structures. The electrode for the super-capacitor increases the capacitance of the super-capacitor. | 03-21-2013 |
20130071745 | ELECTRODE ACTIVE MATERIAL, PREPARATION METHOD THEREOF, AND ELECTRODE AND LITHIUM BATTERY CONTAINING THE SAME - An electrode active material, a method of manufacturing the same, and an electrode and a lithium battery utilizing the same. The electrode active material includes a core capable of intercalating and deintercalating lithium and a coating layer formed on at least a portion of a surface of the core, wherein the coating layer includes a composite metal halide having a spinel structure. | 03-21-2013 |
20130078533 | ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - An electrolyte for a lithium secondary battery, the electrolyte including a lithium salt, a non-aqueous organic solvent, and a polar additive based on a substituted hetero-bicyclic compound. Oxidation of the electrolyte is prevented by formation of a polar thin film on a surface portion of the positive electrode, which facilitates transfer of lithium ions. The lithium secondary batteries using the electrolyte have excellent high temperature life characteristics and high temperature conservation characteristics. | 03-28-2013 |
20130130103 | CATHODE AND LITHIUM BATTERY USING THE SAME - A cathode and a battery including a cathode active material including a layer-structured material having a composition of xLi | 05-23-2013 |
20130130115 | COMPOSITE NEGATIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - A composite negative active material including metal nanostructures disposed on one or more of a surface and inner pores of a porous carbon-based material, a method of preparing the material, and a lithium secondary battery including the material. | 05-23-2013 |
20130149610 | SURFACE-TREATED ELECTRODE ACTIVE MATERIAL, METHOD OF SURFACE TREATING ELECTRODE ACTIVE MATERIAL, ELECTRODE, AND LITHIUM SECONDARY BATTERY - A surface-treated electrode active material, a method of surface treating an electrode active material, an electrode, and a lithium secondary battery. The surface-treated electrode active material includes a surface metal oxide layer having higher degree of reduction of a metal than that of a bulk metal oxide layer. The method includes: forming a mixture by adding an untreated electrode active material comprising a metal oxide, and at least one of a basic material and a reducing material to a solvent; and stirring the mixture. | 06-13-2013 |
20130337326 | POSITIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY INCLUDING THE POSITIVE ACTIVE MATERIAL - A positive active material including a lithium transition metal oxide with a layered or spinel structure; and a plurality of CNTs on a surface of the lithium transition metal oxide. | 12-19-2013 |
20140087255 | COMPOSITE ANODE ACTIVE MATERIAL, ANODE AND LITHIUM BATTERY EACH INCLUDING THE COMPOSITE ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE COMPOSITE ANODE ACTIVE MATERIAL - A composite anode active material, an anode including the composite anode active material, a lithium battery including the anode, and a method of preparing the composite anode active material. The composite anode active material includes: a shell including a hollow carbon fiber; and a core disposed in a hollow of the hollow carbon fiber, wherein the core includes a first metal nanostructure and a conducting agent. | 03-27-2014 |
20140103252 | CATHODE ACTIVE MATERIAL, AND CATHODE AND LITHIUM BATTERY INCLUDING THE MATERIAL - A cathode active material including a lithium metal oxide represented by Formula 1: | 04-17-2014 |
20140106222 | POSITIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY INCLUDING THE POSITIVE ACTIVE MATERIAL - A positive active material including: a lithium-containing oxide, and a lithium-intercalatable phosphate compound disposed on the lithium-containing oxide. | 04-17-2014 |
20140120378 | COMPOSITE CATHODE ACTIVE MATERIAL, METHOD OF PREPARING THE COMPOSITE CATHODE ACTIVE MATERIAL, AND CATHODE AND LITHIUM BATTERY EACH INCLUDING THE COMPOSITE CATHODE ACTIVE MATERIAL - A composite cathode active material, a method of preparing the composite cathode active material, and a cathode and a lithium battery each including the composite cathode active material. The composite cathode active material includes a core including a lithium intercalatable oxide which enables intercalation and deintercalation of lithium; and a coating layer disposed on at least a portion of the core, wherein the conductive layer includes a lithium metal oxide which is an inactive lithium ion conductor, and wherein the lithium metal oxide contains a metal which has an atomic weight of 27 Daltons or more and is selected an element of Groups 3 to 14 of the Periodic Table of the Elements. | 05-01-2014 |
20140193714 | CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY INCLUDING CATHODE ACTIVE MATERIAL, AND METHOD OF PREPARING THE CATHODE ACTIVE MATERIAL - A cathode active material including a lithium metal oxide composite having a first domain and a second domain and represented by Formula 1: | 07-10-2014 |
20140242461 | ANODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - An anode for a lithium secondary battery including: a composite anode active material including an anode active material, and a water-soluble polymer disposed on a surface of the anode active material; and a binder disposed on the composite anode active material, the binder including one or more selected from a polyimide, a polyamideimide, a polyamide, and a polyetherimide. | 08-28-2014 |
20140255781 | METHODS OF FORMING CARBON COATINGS - A method of forming a carbon coating includes heat treating lithium transition metal composite oxide Li | 09-11-2014 |
20140377655 | COMPOSITE CATHODE ACTIVE MATERIAL, METHOD OF PREPARING THE COMPOSITE CATHODE ACTIVE MATERIAL, AND CATHODE AND LITHIUM BATTERY EACH INCLUDING THE COMPOSITE CATHODE ACTIVE MATERIAL - A composite cathode active material, a method of preparing the composite cathode active material, a cathode including the composite cathode active material, and a lithium battery including the cathode. The composite cathode active material includes a lithium intercalatable material; and a garnet oxide, wherein an amount of the garnet oxide is about 1.9 wt % or less, based on a total weight of the composite cathode active material. | 12-25-2014 |
20150037680 | COMPOSITE CATHODE ACTIVE MATERIAL, LITHIUM BATTERY INCLUDING THE SAME, AND PREPARATION METHOD THEREOF - A composite cathode active material including: a composite oxide capable of intercalation and deintercalation of lithium; a carbon nanostructure; and a material which is chemically inert to lithium. | 02-05-2015 |
20150079465 | COMPOSITE CATHODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND CATHODE AND LITHIUM BATTERY CONTAINING THE SAME - A composite cathode active material including a lithium metal oxide including an oxide Formula 1 and sulfur, | 03-19-2015 |