Patent application number | Description | Published |
20080203915 | MATERIAL OF PROTECTIVE LAYER, METHOD OF PREPARING THE SAME, PROTECTIVE LAYER FORMED OF THE MATERIAL, AND PLASMA DISPLAY PANEL INCLUDING THE PROTECTIVE LAYER - A material for preparing a protective layer for a PDP, which reduces discharge delay time, improves temperature dependency, and has enhanced ion strength; a method of preparing the same; a protective layer formed of the material; and a PDP including the protective layer. More particularly, a material for a protective layer that includes monocrystalline magnesium oxide doped with a rare earth element at an amount of 2.0×10−5−1.0×10−2 parts by weight per 1 part by weight of magnesium oxide (MgO), a method of preparing the monocrystalline magnesium oxide by crystallizing it at about 2,800° C., a protective layer formed of the same, and PDP including the protective layer. | 08-28-2008 |
20090058297 | PROTECTING LAYER COMPRISING MAGNESIUM OXIDE LAYER AND ELECTRON EMISSION PROMOTING MATERIAL, METHOD FOR PREPARING THE SAME AND PLASMA DISPLAY PANEL COMPRISING THE SAME - A protecting layer is formed of a magnesium oxide layer and electron emission promoting material formed on the magnesium oxide layer. The electron emission promoting material may be patterned on the magnesium oxide layer, or may be sprayed and heat-treated on the surface of the magnesium oxide layer. The protecting layer exhibits excellent electron emission characteristics while not being substantially damaged by plasma ions, thereby improving the reliability of a PDP. | 03-05-2009 |
20090153019 | Protecting layer having magnesium oxide particles at its surface, method of preparing the same, and plasma display panel comprising the protecting layer - Provided are a protecting layer for a plasma display panel (PDP), a method of forming the same, and a PDP including the protecting layer. The protecting layer includes a magnesium oxide-containing layer having a surface to which magnesium oxide-containing particles having a magnesium vacancy-impurity center (VIC) are attached. The protecting layer is resistant to plasma ions and has excellent electron emission effects, and thus, a PDP including the protecting layer can be operated at low voltage with high discharge efficiency. | 06-18-2009 |
20090167177 | Protective layer and plasma display panel including the same - A protective layer of a plasma display panel includes smoky magnesium oxide, the smoky magnesium oxide having single crystal magnesium oxide with a plurality of cavities therein. | 07-02-2009 |
20100060139 | MATERIAL FOR FORMING PROTECTIVE LAYER, METHOD OF PREPARING THE MATERIAL, AND PDP COMPRISING THE PROTECTIVE LAYER - Disclosed is a material for forming a protective layer, a protective layer employing the material and a PDP with the protective layer. Unlike conventional protective layers which employ MgO created in conditions of pressurized artificial gas, the instant protective layer uses MgO created by heating Mg and allowing it to oxidize naturally in air. The result is MgO with fewer defects that is more effective as a protective layer in many uses, such as in a PDP. The instant MgO also shows many specific spectral characteristics and contains impurities in amounts of less than about 2 ppm each. Also disclosed is a PDP which takes advantage of the advantages of the inventive protective layer. | 03-11-2010 |
20100164361 | PLASMA DISPLAY PANEL PROTECTIVE LAYER - A plasma display panel (PDP) protective layer including a ternary compound in the form of BaXO, wherein X is selected from the group consisting of Sc, Y, Gd, La, Er, Ho, Nd, Sm, and Ce. Such protective layer has excellent electron emission characteristics and phase stability. | 07-01-2010 |
20100308710 | MATERIAL FOR PREPARING PROTECTIVE LAYER AND PLASMA DISPLAY PANEL COMPRISING THE PROTECTIVE LAYER - A plasma display panel (PDP) including a protective layer and a material for preparing the protective layer that can be easily fabricated and has little defects, includes a magnesium oxide (MgO) powder including a cathode rays emission spectrum having a first emission peak in a wavelength in the range of 300 to 450 nm, a second emission peak in a wavelength in the range of 650 to 750 nm, and an intensity ratio between 1:0.15 and 0.40 as an intensity ratio of the second emission peak with respect to the first emission peak. | 12-09-2010 |
Patent application number | Description | Published |
20080199686 | SINTERED MAGNESIUM OXIDE, AND PLASMA DISPLAY PANEL PREPARED THEREFORM - A sintered magnesium oxide has a density of 3.5 g/cm | 08-21-2008 |
20080213571 | Sintered magnesium oxide, and plasma display panel prepared therefrom - The sintered magnesium oxide according to one embodiment has a density of less than 3.5 g/cm | 09-04-2008 |
20110287322 | RECHARGEABLE LITHIUM BATTERY - Disclosed is a rechargeable lithium battery including: a positive electrode; a negative electrode including a negative current collector including a copper foil having elongation of about 5% to about 10% and a particle size of about 1 μm to about 20 μm, and a negative active material layer provided on the negative current collector; and an electrolyte solution. | 11-24-2011 |
20120009483 | Negative active material for rechargeable lithium battery and rechargeable lithium battery including the same - A negative active material for a rechargeable lithium battery and a rechargeable lithium battery including the same, the negative active material including a metal-based active material; and a solid electrolyte having an ion conductivity of about 1.0×10 | 01-12-2012 |
20120094186 | SOLID ELECTROLYTE, METHOD FOR PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY COMPRISING SOLID ELECTROLYTE AND SOLID ELECTROLYTE PARTICLES - Disclosed is a solid electrolyte including particles comprising Li | 04-19-2012 |
20120135318 | POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY COMPRISING SAME - Disclosed is a positive active material for a rechargeable lithium battery, which includes an active material capable of reversibly intercalating/deintercalating lithium and lithium polysulfide. | 05-31-2012 |
20120183853 | Positive Active Material for Rechargeable Lithium Battery, Method of Manufacturing the Same and Rechargeable Lithium Battery Using the Same - A positive active material for a rechargeable lithium battery includes a positive active material compound including a metal compound for intercalating and deintercalating lithium, a coating particle having an embedded portion embedded into the active material compound and a protruding portion protruding from the surface of the active material, and a rechargeable lithium battery including the positive active material. | 07-19-2012 |
20120231322 | Positive active material for rechargeable lithium battery, method of manufacturing the same and rechargeable lithium battery using the same - A positive active material for a rechargeable lithium battery, a method of manufacturing the same, and a rechargeable lithium battery using the same, the positive active material including a secondary particle formed of a plurality of primary particles, the primary particles being made of a metal compound capable of intercalating/deintercalating lithium; and a coating layer on a surface of the secondary particle in an island arrangement, the coating layer including a metal oxide, wherein the secondary particle includes pores formed by the primary particles, the pores including a surface pore on the surface of the secondary particle and an internal pore inside the secondary particle, and the metal oxide of the coating layer fills a portion of the surface pore of the secondary particle. | 09-13-2012 |
20120231349 | SOLID ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - A solid electrolyte for a rechargeable lithium battery includes a compound represented by Li | 09-13-2012 |
20120251882 | COMPOSITE, ELECTRODE ACTIVE MATERIAL FOR SECONDARY LITHIUM BATTERY INCLUDING THE COMPOSITE, METHOD OF PREPARING THE COMPOSITE, ANODE FOR SECONDARY LITHIUM BATTERY INCLUDING THE ELECTRODE ACTIVE MATERIAL, AND SECONDARY LITHIUM BATTERY INCLUDING THE ANODE - A composite includes a compound selected from the group consisting of a lithium lanthanum zirconium oxide and a lithium lanthanum tantalum oxide; a lanthanum oxide; and an oxide selected from the group consisting of a lanthanum zirconium oxide and a lanthanum tantalum oxide. An electrode active material for a secondary lithium battery may include such composite. Methods of preparing the composite, an electrode for a secondary lithium battery including the electrode active material, and a secondary lithium battery including the electrode are disclosed. | 10-04-2012 |
20120301788 | ELECTRODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, ELECTRODE FOR LITHIUM SECONDARY BATTERY WHICH INCLUDES THE SAME, AND LITHIUM SECONDARY BATTERY USING THE ELECTRODE - An electrode active material including a core active material and a coating layer, including a compound represented as the following Formula 1, on a surface of the core active material, a method of preparing the same, an electrode for a lithium secondary battery which includes the same, and a lithium secondary battery using the electrode. | 11-29-2012 |
20120328958 | SOLID ELECTROLYTE, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY CONTAINING THE SOLID ELECTROLYTE - A solid electrolyte includes a sulfide-based electrolyte and a coating film including a water-resistant, lithium conductive polymer on a surface of the sulfide-based electrolyte, a method of preparing the solid electrolyte, and a lithium battery including the solid electrolyte. | 12-27-2012 |
20130089786 | ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD OF PREPARING THE ELECTRODE ACTIVE MATERIAL, ELECTRODE FOR LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND LITHIUM SECONDARY BATTERY USING THE SAME - An electrode active material for a lithium secondary battery, a method of preparing the electrode active material, an electrode for a lithium secondary battery which includes the same, a lithium secondary battery using the electrode. The electrode active material includes a core active material and a coating layer including magnesium aluminum oxide (MgAlO | 04-11-2013 |
20140147750 | ANODE ACTIVE MATERIAL, LITHIUM SECONDARY BATTERY EMPLOYING THE SAME, AND METHOD OF PREPARING THE ANODE ACTIVE MATERIAL - An anode active material, a lithium battery including the anode active material, and a method of preparing the anode active material are provided. The anode active material includes an alloy containing silicon (Si), titanium (Ti) and nickel (Ni) elements, wherein the alloy includes a Si phase and an alloy phase, and a peak intensity ratio (I | 05-29-2014 |
20140212694 | COMPOSITE ANODE ACTIVE MATERIAL, ANODE INCLUDING THE SAME, LITHIUM BATTERY INCLUDING THE ANODE, AND 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 including a core including a ternary alloy, the ternary alloy being capable of intercalating and deintercalating lithium; and a carbonaceous coating layer on the core. | 07-31-2014 |
20140272572 | ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, ELECTRODE FOR LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING THE ELECTRODE - In an aspect, an electrode active material for a lithium secondary battery, the electrode active material including a silicon-based alloy and a coating film containing a polymer that includes a 3,4-ethylenedioxythiophene repeating unit and an oxyalkylene repeating unit, coated on the surface of the silicon-based alloy are provided. | 09-18-2014 |
20150021516 | NEGATIVE ACTIVE MATERIAL, NEGATIVE ELECTRODE AND LITHIUM BATTERY INCLUDING THE NEGATIVE ACTIVE MATERIAL, AND METHOD OF PREPARING THE NEGATIVE ACTIVE MATERIAL - A negative active material, a lithium battery including the negative active material, and a method of preparing the negative active material. The negative active material includes a silicon-based alloy including Si, Al, and Fe. The silicon-based alloy includes an active phase of silicon nanoparticles and an inactive phase of Si | 01-22-2015 |