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Byeong-Soo Bae, Daejeon KR

Byeong-Soo Bae, Daejeon KR

Patent application numberDescriptionPublished
20090012255HYDROXYL ORGANIC OLIGOSILOXANE RESIN AND PREPARATION METHOD THEREOF - Disclosed are hydroxyl organic oligosiloxane resins prepared by hydrolysis-condensation of organic alkoxysilane and preparation method thereof. More particularly, the present invention provides a method for preparation of novel resins with excellent coating properties, mechanical properties and thermal stability, comprising use of a hydroxyl organic oligosiloxane resin which has a center of inorganic network structure with high condensation degree formed by complete hydrolysis-condensation, and at least one hydroxyl group and organic group or organic functional group around the center.01-08-2009
20090052856Flexible Film Optical Waveguide Using Organic-Inorganic Hybrid Material and Fabrication Method Thereof - Disclosed herein is a flexible film optical waveguide, which is in flexible film form and includes upper and lower cladding layers, each of which is formed of an organic-inorganic hybrid material, and a core layer provided between the upper and lower cladding layers and formed of an organic-inorganic hybrid material having a refractive index higher than that of the organic-inorganic hybrid material of each of the upper and lower cladding layers. In addition, a method of fabricating such a flexible film optical waveguide is also provided.02-26-2009
20090085482Method of Manufacturing Barrier Rib for Plasma Display Panel - Disclosed herein is a method of manufacturing a barrier rib for a plasma display panel, including a silicon compound resin. The method according to a first embodiment of this invention includes providing a silicon compound resin layer on a substrate; pressing the silicon compound resin layer using a master having a pattern corresponding to the shape of a barrier rib to be transferred; and curing the silicon compound resin and then releasing the master. In addition, the method according to a second embodiment includes loading a silicon compound resin into grooves of a master having a pattern corresponding to the shape of a barrier rib; pressing the master on a substrate to transfer the silicon compound to the substrate; and curing the transferred silicon compound resin and then releasing the master.04-02-2009
20090142025Method of Producing Planar Multimode Optical Waveguide Using Direct Photopatterning - Disclosed is a method of producing a planar multimode optical waveguide by direct photo-patterning and, more particularly, to an optical waveguide material and a method of producing the same. It is possible to control the refractive index of the optical waveguide, and the optical waveguide has a desirable refractive index distribution throughout different dielectric regions. In the method, it is unnecessary to conduct processes of forming a clad layer and of etching a core layer, thus a production process is simplified. The method comprises coating a photosensitive hybrid material having a refractive index or a volume changed by light radiation, in a thickness of 10 microns or more, and radiating light having a predetermined wavelength onto the coated photosensitive hybrid material to form the multimode optical waveguide due to a change in refractive index of a portion onto which light is radiated.06-04-2009
20090146564Plasma display panel and low temprature fabrication method thereof - Disclosed is a plasma display panel fabricated by low temperature process at not more than 300° C. More particularly, the present invention provides a plasma display panel comprising at least one of a dielectric layer in an upper plate, another dielectric layer and barrier ribs in a lower plate, and a sealing material for the upper and lower plates which is prepared of a particular compound obtainable by curing organic monomer, organic oligomer or siloxane based oligomer having polymerizable functional groups; and, in addition, a method for fabrication of the plasma display panel.06-11-2009
20090311441FABRICATION METHOD OF MICRO-OPTICAL ELEMENTS USING PHOTOIMAGEABLE HYBRID MATERIALS - The present invention provides with a method for fabricating micro- optical elements comprising: forming a photoimageable hybrid coating layer containing oligo-siloxane containing a polymerizable organic functional group, a photoactive monomer capable of forming a polymer or/and a photochemical initiator monomer initiating polymerization by forming a dimer at the time of illuminating a light on a substrate; and forming a micro-optical element having the structure of a desired shape by illuminating a light on the photoimageable hybrid coating layer.12-17-2009
20100025724Resin Composition for LED Encapsulation - Disclosed is a resin composition for LED encapsulation including an organic oligosiloxane hybrid prepared by non-hydrolytic condensation of organoalkoxysilane. More particularly, the resin composition for LED encapsulation includes an organic oligosiloxane hybrid prepared by non-hydrolytic condensation of organoalkoxysilane with organosilanediol or non-hydrolytic condensation of a mixture containing organoalkoxysilane and metal alkoxide with organosilanediol. The prepared organic oligosilane hybrid has an inorganic network structure with a high degree of condensation and contains at least one organic group or organic functional group. In addition, an encapsulated LED fabricated using the above resin composition for LED encapsulation is provided.02-04-2010
20100178478TRANSPARENT COMPOSITE COMPOUND - Provided is a non-hydrolytic transparent composite composition having excellent transparency and heat resistance, and a low thermal expansion coefficient. Particularly, the transparent composite composition includes a glass filler dispersed in a crosslinked transparent resin produced by a non-hydrolytic reaction. The non-hydrolytic transparent siloxane resin is a resin having Si—O (siloxane) bonds, a resin having at least one kind of heterometal bonds, including Si—O bonds, or the resin further containing other ingredients. When the transparent siloxane resin produced by a non-hydrolytic reaction forms a composite in combination with the glass filler, the composite realizes high transparency and heat resistance, as well as a low thermal expansion coefficient. Therefore, the transparent composite composition is useful as a substrate for thin film transistor (TFT) devices, display devices and optical devices.07-15-2010
20100308326THIN-FILM TRANSISTOR ARRAY PANEL AND METHOD OF FABRICATING THE SAME - A thin-film transistor array panel includes: an insulating substrate; an oxide semiconductor layer that is formed on the insulating substrate and includes a metal inorganic salt and zinc acetate; a gate electrode overlapping with the oxide semiconductor layer; a gate insulating film that is interposed between the oxide semiconductor layer and the gate electrode; and a source electrode and a drain electrode that at least partially overlap the oxide semiconductor layer and are separated from each other.12-09-2010
20110034581Transparent Siloxane Resin Composition for Optical Applications - Provided is a transparent siloxane resin composition for optical applications, including: (1) a vinyl-oligosiloxane hybrid; (2) an organohydrosilicon compound having two or more silicon-bonded hydrogen atoms; and (3) a metal catalyst.02-10-2011

Patent applications by Byeong-Soo Bae, Daejeon KR