Abstract: Provided are a toner using a resin having an active hydrogen-containing group, and a method of preparing the toner. The toner using a resin having an active hydrogen-containing group includes a binder resin (A), a cross-linked resin including a THF insoluble content of 99-100 weight %, a colorant, and at least one additive. The cross-linked resin is arranged in the form of a plurality of islands in each particle of the toner.

Abstract: A toner has a core-shell structure including a toner core portion having a resin with an active hydrogenactive hydrogen containing group, a colorant and at least one additive, and a toner shell portion surrounding the toner core portion, wherein the toner shell portion includes a cross-linked resin prepared by reaction of at least a portion of the active hydrogen containing group and the cross-linking agent.

Abstract: Provided is a method of preparing a toner, the method including: preparing a solvent emulsion by stirring a medium including a polar medium, an organic solvent, and a surfactant; adding toner components including a resin and a pigment to the solvent emulsion; removing the organic solvent from the solvent emulsion including the toner components; and collecting a toner particle from the solvent emulsion from which the organic solvent is removed.

Abstract: The present invention provides a method of preparing a hyperbranched organic modifier which comprises reacting (a) a tertiary amine compound having at least two terminal hydroxyl groups with (b) at least one multifunctional monomer having at least two terminal functional groups capable of reacting with said hydroxyl groups. The present invention also provides an organo-modified clay treated with the hyperbranched organic modifier.

Abstract: A method of preparing a toner using a micro-suspension particle, includes preparing a mixture by mixing a resin having acidic groups, a master batch of coloring pigment, and at least one additive with an organic solvent, and then neutralizing the acid groups of the resin with a base; forming a micro-suspension by adding the prepared mixture to a dispersion medium; and forming a toner composition by removing the organic solvent from the prepared micro-suspension. Therefore, the method of preparing a toner using the disclosed micro-suspension particle and a toner prepared using the same can save manufacturing costs, and can improve charging ability and cleaning properties of the toner.

Abstract: A method of preparing a toner having a core-shell structure. The method includes: preparing a mixture by mixing a resin with acid groups, a coloring agent and at least one additive with an organic solvent, and neutralizing the acid groups of the resin with a base; forming a micro-suspension solution by adding the mixture to a dispersion medium; forming a toner core by removing the organic solvent from the micro-suspension; and forming a toner complex having a core-shell structure by seed-polymerizing at least one monomer on the surface of the toner core. Thus, the toner that can prevent hot offsets, improve storage stability at a high temperature and improve charge stability against environment changes can be prepared with reduced costs according to the method.

Abstract: A thin film transistor includes a substrate; a semiconductor layer disposed on the substrate, the semiconductor layer having a source region, a drain region, and a channel region between the source region and the drain region; a gate insulating layer disposed on the semiconductor layer and on the substrate; and a gate electrode disposed on the insulating layer over the channel region, wherein the semiconductor layer includes tapered edge portions with a taper angle defined between the tapered edge portions and a surface of the substrate is less than about 30 degrees.

Abstract: A thin film transistor comprises a substrate; a semiconductor layer disposed on the substrate, the semiconductor layer having a source region, a drain region, and a channel region between the source region and the drain region; a gate insulating layer disposed on the semiconductor layer and on the substrate; a gate electrode disposed on the insulating layer over the channel region; an passivation layer disposed on the gate electrode and the gate insulating layer; a source electrode disposed in contact with upper, lower and side surfaces of the source region via a first contact hole through passivation layer, the gate insulating layer and the semiconductor layer; and a drain electrode disposed in contact with upper, lower and side surfaces of the drain region via a second contact hole through the passivation layer, the gate insulating layer and the semiconductor layer.

Abstract: Disclosed herein is a method for evaluating scratch resistance of a plastic resin comprising scratching a surface of a test sample of plastic resin using a scratch apparatus to form a scratch of the surface having a scratch profile; scanning the scratched test sample with a surface profile analysis apparatus to measure the scratch profile; and creating a scratch resistance evaluation index based on the measured scratch profile to evaluate the scratch resistance of the test sample. The method has good reliability and reproducibility, reduces measurement time and errors caused by measurers and measuring conditions, provides easy measurement and can be widely applied to all plastic resins.

Abstract: Disclosed herein is a thermoplastic nanocomposite resin composition comprising: (A) about 100 parts by weight of a thermoplastic resin; and (B) about 0.1 to about 50 parts by weight of metal (oxide) nanoparticles having surfaces that are organically modified with a silane compound. In the thermoplastic nanocomposite resin composition of the present invention, metal (oxide) nanoparticles are substantially uniformly dispersed into a thermoplastic resin matrix due to hybrid bonding between the resin matrix and the organo-surface modified metal (oxide) nanoparticles, so that the thermoplastic nanocomposite resin composition may provide considerably improved scratch resistance against surface damage to molded articles.

Abstract: An image forming apparatus management server, a Service Continuity Score (SCS) calculating method of the management server, and an image forming apparatus management system. A setup manager sets a priority with respect to items required to calculate an SCS indicative of a normal operation time of an image forming apparatus, an incident manager registers and manages an incident related to the image forming apparatus, and an SCS manager calculates the SCS using the registered incident and the priority set for the items.

Abstract: The present invention relates to a location-based service method and system using location data included in image data, particularly to a method and a system of providing the location-based service with photos taken by a camera phone, using location information at the shooting time. The location-based service method according to the present invention, using the image data provided using a terminal equipped with a camera and the location data including the location information of the terminal, comprises the steps of shooting a target image with the terminal at a predetermined location and generating first image data; receiving the location data; including the received location data in the first image data and generating second image data; and displaying an image corresponding to the first image data and providing a service using the location data, if the second image data are selected.

Abstract: The present invention relates to a plasma display panel, and more particularly, to an electrode structure of a plasma display panel capable of improving brightness and efficiency. According to a first embodiment of the present invention, in a plasma display panel of a long column structure having a front substrate and a rear substrate that are opposite to each other, the transparent electrodes of the scan electrodes or the sustain electrodes include projections projected toward the center of the discharge cells every discharge cell. Also, a discharge start voltage and a discharge sustain voltage can be lowered and brightness and efficiency can be increased. It is also possible to maintain color temperature equilibrium every RGB cell and to reduce an erroneous discharge of each cell.

Abstract: A method for fabricating a thin film transistor and a thin film transistor includes a polycrystalline silicon layer formed by irradiating an amorphous silicon layer with a laser beam through an organic layer formed on the amorphous silicon layer and removing the organic layer.

Abstract: An apparatus and a method for automatically refining a business process. The method for automatically refining a business process according to an exemplary embodiment of the present invention includes the steps of setting key performance indicators (KPIs) and generating a matrix using KPI-related items, performing regression analysis using the items prepared for the matrix and recording the results of the regression analysis, and reflecting the results of the regression analysis by recording items of the regression analysis in a repository.

Abstract: The present invention relates to a plasma display panel, and more particularly, to an electrode structure of a plasma display panel capable of improving brightness and efficiency. According to a first embodiment of the present invention, in a plasma display panel of a long column structure having a front substrate and a rear substrate that are opposite to each other, the transparent electrodes of the scan electrodes or the sustain electrodes include projections projected toward the center of the discharge cells every discharge cell. Also, a discharge start voltage and a discharge sustain voltage can be lowered and brightness and efficiency can be increased. It is also possible to maintain color temperature equilibrium every RGB cell and to reduce an erroneous discharge of each cell.

Abstract: A composition of a dietary supplement comprising MAMMALIA PLACENTA prepared from the placenta of a mammal, FRUCTUS LIGUSTRI LUCIDI, SALVIAE MILTIORRHIZAE, PAEONIAE RUBRA, CINNAMOMI CASSIAE, MOUTAN RADICIS, and ALISMATIS PLANTAGO-AQUATICA. For increased benefit, the dietary supplement further comprising POLYGONI MULTIFLORI, FRUCTUS LYCII CHINENSIS, FRUCTUS MORI ALBAE, VACCARIAE SEGETALIS, PLATICODI GRANDIFLORI, COICIS LACHRYMA-JOBI, and ARTEMESIAE CAPILLARIS. The dietary supplement is for oral ingestion and can be prepared in the form of a tablet, capsule, powder or syrup.

Abstract: An apparatus and method for carrying wafers through a multi-step process for producing a semiconductor, without using a cassette, where the apparatus senses whether a wafer is mis-loaded. The apparatus includes a plurality of optical sensors positioned above the wafers for sensing whether a wafer is mis-loaded by transmitting light past circumferential edges of the wafers.