Park, Jeollanam-Do
Byoung-Gi Park, Jeollanam-Do KR
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20090012340 | Thermal-cracking method of hydrocarbon - The present invention relates to a thermal-cracking method of hydrocarbon using a hydrocarbon thermal-cracking apparatus including a tube type furnace having a radiation part for thermally cracking hydrocarbon feedstocks supplied together with steam and a convection part. A hydrocarbon thermal-cracking catalyst is packed in some or entire area of the tube placed in the radiation part of the tube type furnace, wherein the hydrocarbon thermal-cracking catalyst includes an oxide catalyst represented by CrZr | 01-08-2009 |
20090105066 | Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same - The present invention relates to a catalyst for hydrocarbon steam cracking for the production of light olefin, a preparation method of the catalyst and a preparation method of olefin by using the same. More precisely, the present invention relates to a composite catalyst prepared by mixing the oxide catalyst powder represented by CrZrjAkOx (0.5≦j≦120, 0≦k≦50, A is a transition metal, x is the number satisfying the condition according to valences of Cr, Zr and A, and values of j and k) and carrier powder and sintering thereof, a composite catalyst wherein the oxide catalyst is impregnated on a carrier, and a method of preparing light olefin such as ethylene and propylene by hydrocarbon steam cracking in the presence of the composite catalyst. The composite catalyst of the present invention has excellent thermal/mechanical stability in the cracking process, and has less inactivation rate by coke and significantly increases light olefin yield. | 04-23-2009 |
20120108416 | CATALYST FOR HYDROCARBON STEAM CRACKING, METHOD OF PREPARING THE SAME AND METHOD OF PREPARING OLEFIN BY USING THE SAME - A catalyst for hydrocarbon steam cracking for the production of light olefin, a preparation method of the catalyst and a preparation method of olefin by using the same. More precisely, the present invention relates to a composite catalyst prepared by mixing the oxide catalyst powder represented by CrZrjAkOx (0.5≦j≦120, 0≦k≦50, A is a transition metal, x is the number satisfying the condition according to valences of Cr, Zr and A, and values of j and k) and carrier powder and sintering thereof, a composite catalyst wherein the oxide catalyst is impregnated on a carrier, and a method of preparing light olefin such as ethylene and propylene by hydrocarbon steam cracking in the presence of the composite catalyst. The composite catalyst of the present invention has excellent thermal/mechanical stability in the cracking process, and has less inactivation rate by coke and significantly increases light olefin yield. | 05-03-2012 |
20120108417 | CATALYST FOR HYDROCARBON STEAM CRACKING, METHOD OF PREPARING THE SAME AND METHOD OF PREPARING OLEFIN BY USING THE SAME - The present invention relates to a catalyst for hydrocarbon steam cracking for the production of light olefin, a preparation method of the catalyst and a preparation method of olefin by using the same. More precisely, the present invention relates to a composite catalyst prepared by mixing the oxide catalyst powder represented by CrZrjAkOx (0.5≦j≦120, 0≦k≦50, A is a transition metal, x is the number satisfying the condition according to valences of Cr, Zr and A, and values of j and k) and carrier powder and sintering thereof, a composite catalyst wherein the oxide catalyst is impregnated on a carrier, and a method of preparing light olefin such as ethylene and propylene by hydrocarbon steam cracking in the presence of the composite catalyst. The composite catalyst of the present invention has excellent thermal/mechanical stability in the cracking process, and has less inactivation rate by coke and significantly increases light olefin yield. | 05-03-2012 |
Gwon Woo Park, Jeollanam-Do KR
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20150367285 | METHOD FOR CONCENTRATING AQUEOUS CONTAINING SOLUTE INTO HIGH CONCENTRATION BY HYDRAULIC-MEMBRANE PROCESS UNDER NO DIFFERENCE IN OSMOTIC PRESSURE - The present invention relates to a method of concentrating an aqueous solution at low pressure under a zero osmotic pressure difference condition, and more particularly, to a method of concentrating an aqueous solution containing a solute to be concentrated, at low pressure under a zero osmotic pressure difference condition. The method of the present invention comprises the steps of: (a) discharging water of a solute-containing aqueous solution to be concentrated, from a reverse osmosis separator to the outside, and transferring the concentrated aqueous solution to a zero osmotic pressure difference concentrator; (b) further concentrating the concentrated aqueous solution using the zero osmotic pressure difference concentrator comprising a feed chamber and a draw chamber, which are separated from each other by a reverse osmosis membrane or a forward osmosis membrane; and (c) recovering the solute and water from the aqueous solution further concentrated in the zero osmotic pressure difference concentrator. When the method of concentrating the aqueous solution at low pressure under the zero osmotic pressure difference condition is used, the aqueous solution can be concentrated to the maximum saturation concentration of a solute or a solution concentration of 100% using a reduced amount of energy without having to use an extraction solvent. In addition, there is an advantage in that a separate osmosis draw solution does not need to be used. | 12-24-2015 |
Ha Sun Park, Jeollanam-Do KR
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20110165434 | COATING COMPOSITION FOR STEEL SHEETS HAVING ZINC AND ZINC ALLOY COATING LAYER, METHOD FOR FORMING COATING LAYER USING THE COATING COMPOSITION AND STEEL SHEET HAVING THE COATING LAYER FORMED THEREOF - A coating composition for zinc- and zinc alloy-coated steel sheets includes: 1 to 30% by weight of hypophosphorous acid, 0.1 to 10% by weight of manganese, 0.01 to 5% by weight of a polyvinyl compound, zinc oxide and the balance of water, and further comprises 20% by weight or less of alcohol, when necessary, wherein the zinc oxide is included in such a content that, when 50 Ml (milliliters) of the coating composition is neutralized and titrated with 0.1N NaOH, the NaOH used for the neutralization titration is present in an amount of 10.0 Ml (milliliters) or less, and a content of free acid in the coating composition is adjusted to such an amount that, when 50 Ml (milliliters) of the coating composition is neutralized and titrated with 0.1N NaOH, the NaOH used for the neutralization titration is present in an amount of 10.0 Ml (milliliters) or less. The coating film formed on the steel sheet using the coating composition shows excellent properties such as lubricating property, adhesion and coating removal property, and also has a fine surface appearance. | 07-07-2011 |
Hyo Jin Park, Jeollanam-Do KR
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20160005354 | Display Apparatus - Disclosed is a display apparatus. The display apparatus performs external compensation by using sensing data generated through actual sensing and calculation data which is calculated based on the sensing data with a median filter. | 01-07-2016 |
Hyo Sun Park, Jeollanam-Do KR
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20140113283 | HIGH-SPEED SCREENING APPARATUS FOR A RAMAN ANALYSIS-BASED HIGH-SPEED MULTIPLE DRUG - The present invention relates to a high-speed screening apparatus for a Raman analysis-based high-speed multiple drug. The screening apparatus according to the present invention may easily detect a Raman signal using a core-cap-shell nanoparticle which amplifies the Raman signal by 10 | 04-24-2014 |
Jae Cheol Park, Jeollanam-Do KR
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20140109957 | FLEXIBLE TI-IN-ZN-O TRANSPARENT ELECTRODE FOR DYE-SENSITIZED SOLAR CELL, AND METAL-INSERTED THREE-LAYER TRANSPARENT ELECTRODE WITH HIGH CONDUCTIVITY USING SAME AND MANUFACTURING METHOD THEREFOR - The present invention relates to a flexible transparent electrode for a dye-sensitized solar cell and a manufacturing method for same, and more specifically, to a flexible Ti—In—Zn—O transparent electrode for a dye-sensitized solar cell and a manufacturing method for same, and to a metal-inserted three-layer transparent electrode with high conductivity using the flexible transparent electrode and a manufacturing method for same, wherein compared with the conventional fluorine-doped tin oxide (FTO) and indium-tin oxide (ITO) transparent electrodes with a high deposition temperature, the flexible transparent electrode, despite being deposited at room or low temperature, has low surface resistance, high conductivity and transmittance, superior resistance against external bending, improved surface characteristics and better surface roughness performance. | 04-24-2014 |
Jae-Soon Park, Jeollanam-Do KR
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20120113697 | APPARATUS FOR GENERATING ALTERNATING CURRENT POWER BY DIRECT CURRENT SUPPLY BRUSH THAT ROTATES WITH FIELD POLE GENERATOR, AND APPARATUS FOR GENERATING DIRECT CURRENT POWER - The present invention relates to an apparatus for generating power by a direct current supply brush that rotates with a field pole generator, the apparatus comprising: a field pole generator which has a plurality of iron cores having a coil or wire wound around; a winding wire used for power generation, the winding wire being formed in such a manner as to wind around the field pole generator; a commutator which is disposed at one end of the field pole generator and has a plurality of commutator segments arranged in a circular shape; a rotating body which has a direct current supply brush adhered to the outer surface of the commutator; a motor for rotating the rotating body; a slip ring secured to a shaft of the motor; and a direct current supply unit for supplying direct current power to the slip ring. | 05-10-2012 |
Jung-Tae Park, Jeollanam-Do KR
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20130314785 | RESIN COMPOSITION AND OPTICAL FILM FORMED BY USING THE SAME - Provided are a resin composition and an optical film formed by using the same, and more particularly, a resin composition including 85 to 95 parts by weight of a matrix copolymer resin including an alkyl(meth)acrylate-based unit, an acryl-based unit containing a benzene ring, and a (meth)acrylic acid unit, and 5 to 15 parts by weight of a polymer resin having a molecular weight range of 150,000 to 1,000,000 and an optical film formed by using the composition. A resin composition according to the present invention may provide a protective film for a polarizing plate having excellent heat resistance and toughness as well as excellent optical properties, and thus, an optical film formed by using the resin composition of the present invention may be used in information electronic devices such as display devices for various applications. | 11-28-2013 |
Kwang-Hyun Park, Jeollanam-Do KR
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20130323150 | METHOD OF FORMING HIGH-QUALITY HEXAGONAL BORON NITRIDE NANOSHEET USING MULTI COMPONENT EUTECTIC POINT SYSTEM - Provided is a method of manufacturing a hexagonal boron nitride nanosheet to mass-produce a high-quality hexagonal boron nitride nanosheet at a low temperature in a safe process. | 12-05-2013 |
Kwon Pil Park, Jeollanam-Do KR
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20100040913 | APPARATUS AND METHOD FOR DETERMINING DETERIORATION OF A FUEL CELL AND METHOD FOR PREVENTING DETERIORATION OF THE SAME - The present invention provides an apparatus and method for determining deterioration of a fuel cell, the method including measuring in real time fluoride ion concentration or pH value of outflow water from a fuel cell stack during operation in a fuel cell vehicle, calculating a fluoride emission rate from the measured value and, if the calculated fluoride emission rate is out of a predetermined normal range, determining deterioration of an electrolyte membrane of the fuel cell stack. | 02-18-2010 |
Kyeong-Soon Park, Jeollanam-Do KR
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20100124757 | GOLD NANOPARTICLE BASED PROTEASE IMAGING PROBES AND USE THEREOF - Disclosed are a metal nanoparticle onto which a peptide substrate specifically degraded by protease and fluorophore are chemically modified for selectively imaging protease expressed in cell and in tissue in a human body, and the use thereof. Also, a quantitative analysis method of protease using the metal nanoparticle, a cell imaging method and a drug screening method of inhibiting a protease overexpression are provided. In detail, the present invention is directed to a metal nanoparticle having a peptide substrate and fluorophore coupled thereto, the peptide substrate and the fluorophore being specifically degraded by due to a protease activated in various ways in cell and in a human body to exhibit fluorescence. Hence, the metal nanoparticle can be used to rapidly screen activation and inhibition of the protease in the imaging manner. Also, the metal nanoparticle is capable of being selectively absorbed into a cell and a tissue so as to be possibly used as a sensor for real-time cell imaging and early diagnosis of non-invasive diseases. | 05-20-2010 |
20100222538 | NOVEL PHOTOSENSITIZER BASED ON POLYMER DERIVATIVES-PHOTOSENSITIZER CONJUGATES FOR PHOTODYNAMIC THERAPY - Disclosed is a novel photosensitizer based on polymer derivatives-photosensitizer conjugates for photodynamic therapy capable of being selectively accumulated in cancerous tissues and producing singlet oxygen or free radical by laser irradiation. The polymer derivatives-photosensitizer conjugates for photodynamic therapy are prepared as nano-sized particles, and have excellent selection and accumulation ratio for cancerous tissues. The photosensitizer conjugates can produce singlet oxygen or free radical by a specific laser wavelength. Owing to the excellent selection and accumulation ratio for cancerous tissues, the conjugates minimizes photo-cytotoxicity of the conventional photosensitizer having a low molecular amount. Accordingly, the conjugates are very useful as a photosensitizes for photodynamic therapy with reduced side effects and excellent therapeutic effectiveness. | 09-02-2010 |
20100233085 | IONIC COMPLEX NANOPARTICLES FOR DETECTING HEPARANASE ACTIVITIES AND METHOD FOR PREPARING THE SAME - Disclosed are Ionic complex nanoparticles for detecting heparanase activities and a method for preparing the same. More specifically, disclosed are Ionic complex nanoparticles for detecting heparanase activities, wherein negative-ion substrate polymers specifically degraded by heparanase and positive-ion biocompatible polymers ionically bind to each other, and fluorophores or quenchers bind to each of the polymers. The ionic complex nanoparticles for detecting heparanase activities may be applied to a method for screening novel drugs such as inhibitors that prevent over-expression of heparanase. Various cells and tissues where over-expression of heparanase occurs may be non-invasively imaged in cancer cells, cancer tissues, and tissues of various inflammatory diseases. Accordingly, the ionic complex nanoparticles for detecting heparanase activities may be effectively used to early diagnose various diseases and incurable diseases including autoimmune diseases such as cancers, osteoarthritis, rheumatoid arthritis, and dementia. | 09-16-2010 |
Kyung Mi Park, Jeollanam-Do KR
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20100197598 | NOVEL MACROMOLECULE TRANSDUCTION DOMAINS AND METHODS FOR IDENTIFICATION AND USES THEREOF - The present invention discloses novel macromolecule transduction domain (MTD) peptides which facilitate the traverse of a biologically active molecule across the cell membrane. Also disclosed are polynucleotides encoding the MTD peptides, methods of identifying the MTD peptides; methods of genetically engineering a biologically active molecule to have cell permeability by using the MTD peptides, methods of importing a biologically active molecule into a cell by using the MTD peptides, and uses thereof. | 08-05-2010 |
Ok-Kyung Park, Jeollanam-Do KR
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20120302683 | METHOD OF PREPARING REDUCED GRAPHENE OXIDE AND REDUCED GRAPHENE OXIDE-POLYMER COMPOSITES - Methods of preparing reduced graphene oxide and reduced graphene oxide-polymer composites. The methods include covalently binding a halogen-substituted aromatic compounds to a graphene oxide and heat treating the graphene oxide with the halogen-substituted aromatic compounds covalently bound thereto at a low temperature, for example, 450° C. or less. By using the methods, reduced graphene oxide and reduced graphene oxide-polymer composites that have high electrical conductivities (e.g., 30,000 S/m or more) may be obtained. | 11-29-2012 |
20140121350 | POLYIMIDE-GRAPHENE COMPOSITE MATERIAL AND METHOD FOR PREPARING SAME - The present disclosure relates to a polyimide-graphene composite material and a method for preparing same. More particularly, it relates to a polyimide-graphene composite material prepared by adding modified graphene and a basic catalyst during polymerization of a polyimide precursor so as to improve mechanical strength and electrical conductivity and enable imidization at low temperature and a method for preparing same. | 05-01-2014 |
20140191165 | POST-TREATMENT METHOD OF CARBON MATERIALS FOR IMPROVING THE ELECTRICAL CONDUCTIVITY AND MECHANICHAL PROPERTIES VIA DEHYDROCYCLIZATION REACTION AND POLYMER COMPOSITE MATERIALS COMPRISING THE TREATED CARBON MATERIALS - Provided are a method for post-treatment of a carbonaceous material using dehydrocyclization, a carbonaceous material post-treated by the method, and a polymer composite material including the carbonaceous material. More particularly, provided are a method for post-treatment of a carbonaceous material using dehydrocyclization, including subjecting the carbonaceous material to dehydrocyclization at room temperature to heal structural defects in the carbonaceous material, while increasing the effective conjugated length of the carbonaceous material to improve the electrical conductivity thereof, as well as a carbonaceous material post-treated by the method and a polymer composite material including the carbonaceous material. | 07-10-2014 |
Soonyoung Park, Jeollanam-Do KR
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20110188712 | METHOD AND APPARATUS FOR DETERMINING FAKE IMAGE - An apparatus for determining a fake image includes an image-acquiring block for acquiring an image captured by and input from a camera; and a background-learning block for learning a background of the image to create a learning background. Further, the apparatus for determining the fake image includes a face extracting-block for extracting a face region of a person to be authenticated when an input image for authentication is transmitted from the camera; and an inter-background comparing block for comparing a present background of an input image with the learning background. Furthermore, the apparatus for determining the fake image includes a motion information-comparing block for extracting motion information in the face region and the present background to compare the same with each other; and a fake image-determining block for determining whether the input image is faked using the compared results of the motion information and the backgrounds. | 08-04-2011 |
Sun Young Park, Jeollanam-Do KR
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20150297664 | COMPOSITION FOR PREVENTING ALZHEIMER'S DISEASE, CONTAINING PURPLE BAMBOO SALT, AND METHOD FOR PREPARING PURPLE BAMBOO SALT - Provided is a functional composition for preventing an Alzheimer's disease, in which the composition includes heat-treated salt that is heat-treated at 800° C. to 1200° C. as an effective component and other pharmaceutically or sitologically acceptable components. The composition can prevent an Alzheimer's disease by effectively blocking the cause path of an Alzheimer's disease in a human body. | 10-22-2015 |
Tae Jung Park, Jeollanam-Do KR
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20100035362 | BIO-SILICA CHIP COMPRISING SILICA BINDING PROTEIN AND METHOD FOR FABRICATING THE SAME - The present invention relates to a bio-silica chip comprising a silica-binding protein and a fabrication method thereof, and more particularly to a bio-silica chip in which a fusion protein of a silica-binding protein and a probe protein is immobilized on a chip comprising a silica layer, a fabrication method thereof and a method of using the bio-silica chip to detect interactions with biomaterials. The bio-silica chip will be very useful in biosensors, etc., because the bio-silica chip is advantageous in that it does not cause non-specific protein binding in the detection of protein-DNA, protein-ligand, protein-antibody, protein-peptide, protein-carbohydrate, protein-protein and cell-biomaterial interactions. Also, in the method for fabricating the bio-silica chip, a probe chip can be selectively immobilized on a silica device chip, which is widely used in biosensors, without a chemical surface treatment process. Thus, a chip fabricating process is simplified and a complicated process for purifying the probe protein becomes unnecessary, thus providing great improvements in productivity and economic efficiency | 02-11-2010 |
Woon Bae Park, Jeollanam-Do KR
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20130127330 | OXYNITRIDE-BASED PHOSPHOR AND LIGHT EMITTING DEVICE INCLUDING THE SAME - There are provided an oxynitride-based phosphor and a light emitting device including the same, the oxynitride-based phosphor containing at least calcium (Ca), barium (Ba), silicon (Si), oxygen (O), and nitrogen (N) as host material components in a host material and having a rare-earth element dissolved in the host material as an activator, wherein the rare-earth element is at least one from a group consisting of manganese (Mn), cerium (Ce), praseodymium (Pr), neodymium (Nd), samarium (Sm), europium (Eu), gadolinium (Gd), dysprosium (Dy), terbium (Tb), holmium (Ho), erbium (Er), thulium (Tm), and ytterbium (Yb), and the host material has a monoclinic crystal structure in which a crystal lattice according to a peak of an X-ray powder diffraction pattern has values of a=7.076, b=23.888, c=4.827, α=y=90°, and β=109.110°. | 05-23-2013 |
Yong Woon Park, Jeollanam-Do KR
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20120133281 | ELECTRON BEAM GENERATING APPARATUS - An apparatus for generating an electron beam is disclosed to reduce emittance of an electron beam. The apparatus includes: a housing including a rear portion where an electron beam is generated, a front portion having an electron beam discharge hole for discharging the electron beam to the exterior, and a side portion connecting the rear portion and the front portion, the side portion having a first hole and an opposite side portion, facing the first hole, having a second hole in order to reduce asymmetry of an electric field caused by the first hole; and a waveguide installed on the side portion to supply an electromagnetic wave to the interior of the housing through the first hole, wherein the electron beam is generated by laser incident to the interior of the housing and accelerated by the electromagnetic wave supplied to the interior of the housing. | 05-31-2012 |
Yoonkyung Park, Jeollanam-Do KR
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20110053834 | NOVEL ANTIBIOTIC PEPTIDE DERIVED FROM RIBOSOMAL PROTEIN L1 OF HELICOBACTER PYLORI AND USE THEREOF - The present invention relates to a new antibiotic peptide and a usage thereof, which are derived from ribosomal protein L1, RPL1 of | 03-03-2011 |
Yoon Kyung Park, Jeollanam-Do KR
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20150297673 | NOVEL ANTI-BIOTIC PEPTIDE ORIGINATED FROM RIBOSOMAL PROTEIN L1 OF HELICOBACTER PYLORI AND USE OF THE SAME - The present invention relates to a novel antibiotic peptide originated from the ribosomal protein L1 of | 10-22-2015 |