Abstract: A suction unit control method includes simulating an air flow about a suction port, through which fumes generated when a laser beam is radiated on a target substrate on a stage unit to cut the target substrate are sucked up, installing an air blower on three or four sides around a laser cutting end at a height close to the suction port, controlling on and off of first to fourth solenoid valves of the air blower based on a movement of the stage unit while performing laser cutting on the target substrate while moving the stage unit.

Abstract: A negative electrode for a lithium secondary battery in which lithium precipitation is suppressed. The negative electrode implements a high degree of orientation of a carbon-based active material contained in a first region of the negative electrode active layer, so that the effect of suppressing lithium precipitation at an end of the negative electrode active layer during charging and discharging of a secondary battery is excellent. Accordingly, a lithium secondary battery including the negative electrode active layer has high safety, and has the advantage of being able to charge and discharge for a long time under high rate conditions. A lithium secondary battery including the negative electrode is also provided.

Abstract: A method can be used to form a plastic filler neck for a vehicle. The method includes providing a fuel injection pipe comprising a polyamide material containing nanoclay and having a single layer structure in cross-section, inserting and fastening a retainer into an internal space of a tip of the fuel injection pipe to support a refueling gun, directly fastening a cap holder to the tip of the fuel injection pipe, and mounting an air drain casing to an outer diameter portion of the cap holder fastened to the fuel injection pipe using a mounting bracket.

Abstract: A battery pack includes a plurality of battery modules respectively having at least one battery cell, a rack case configured to accommodate the plurality of battery modules, a fire distinguishing water supply unit disposed at the rear of the rack case and connected to the plurality of battery modules, and a bracket unit configured to cover the fire distinguishing water supply unit and disposed at the rear of the rack case.

Abstract: A negative electrode for a lithium secondary battery in which lithium precipitation is suppressed. The negative electrode has a form in which a high degree of alignment of a carbon-based active material contained in a region apart from the negative electrode tab of the negative electrode is realized. Accordingly, the negative electrode has an excellent effect of suppressing lithium precipitation at the end of the negative electrode active layer during charging and discharging of the secondary battery, so that a lithium secondary battery including the negative electrode has high safety and can be charged and discharged for a long time under high rate conditions. A lithium secondary battery including the negative electrode is also provided.

Abstract: The present invention relates to a biodegradable coating composition, a method for preparing same, and a biodegradable article using same. Particularly, according to an embodiment of the present invention, a biodegradable coating composition is a copolymerized polyhydroxyalkanoate (PHA) resin comprising a PHA resin, a surfactant, inorganic particles and a rheology modifier, and including 4-hydroxybutyrate (4-HB) repeating units. By using a PHA resin having a weight average molecular weight of 10,000-1,200,000 g/mol, the biodegradable coating composition is environmentally friendly due to excellent biodegradability and biocompatibility, and can have improved dispersibility, coatability, oil resistance and processability.

Abstract: An embodiment core molding system includes an upper hopper partitioned to define a first accommodating part that accommodates first core sand coated with an organic binder and a second accommodating part that accommodates pure sand, a lower hopper disposed under the upper hopper and connected to the first and second accommodating parts, the lower hopper being configured to measure weights of the first core sand and the pure sand, a mixer connected to the lower hopper, wherein the mixer is configured to allow the first core sand to pass directly therethrough and to accommodate the pure sand, a binder supply unit connected to the mixer and configured to supply an inorganic binder into the mixer, and a core mold configured to mold each of the first core sand and second core sand into a preset shape, the second core sand including the pure sand coated with the inorganic binder.

Abstract: The present invention description relates to a technology for calibrating an assembly error in a laser range finder, and more specifically, to a software technology for calibrating an assembly error between a laser component and an optical component. According to one aspect of the proposed invention, in order to calibrate a difference between a position of a center of a captured image and a position of a laser point due to an assembly error, the laser point is positioned at a center of a preview screen image output on a display of a laser range finder.

Abstract: Disclosed herein is a method and apparatus for extracting aberration of a holographic optical system based on image optimization. The method may include generating a first Computer-Generated Hologram (CGH) dataset in which multiple images are optimized and extracting an aberration correction map of the holographic optical system using the first CGH dataset.

Abstract: The present invention relates to a polypropylene-based composite, including (A) polypropylene, and (B) an olefin-based polymer satisfying the following conditions: (1) a melt index (MI, 190° C., 2.16 kg load conditions) is from 0.1 g/10 min to 10.0 g/10 min, (2) a density (d) is from 0.860 g/cc to 0.880 g/cc, and (3) T(90)-T(50)?50 and T(95)-T(90)?10 are satisfied, wherein T(50), T(90) and T(95) are temperatures at which 50%, 90%, and 95% are melted, respectively, when fractionating a temperature-heat capacity curve from measurement results by the differential scanning calorimetry precise measurement method (SSA). The polypropylene-based composite of the present invention may show excellent impact strength.

Abstract: Disclosed herein are a Schottky barrier diode (SBD) and a method of manufacturing the same. The SBD includes a substrate, an ohmic layer formed on a portion of an upper portion of the substrate, a Schottky layer formed on a portion of an upper portion of the ohmic layer, an insulating layer formed on a portion of the upper portion of the ohmic layer, a low-k material layer formed on a portion of the upper portion of the substrate, and a Schottky metal layer formed on portions of upper portions of the low-k material layer and the insulating layer.

Abstract: A magnetic alignment device includes a first magnet part and a second magnet part, a thickness measuring part, and a control part. The first and second magnet parts accommodate an electrode sheet therebetween and the thickness measuring part measures a thickness of a negative electrode slurry disposed on the electrode sheet. The control part adjusts the separation distance of the first and second magnet parts. The magnetic alignment device measures the thickness of the negative electrode slurry applied on the negative electrode current collector in real time and controls the intensity of the magnetic field by adjusting the separation distance of the magnet part according to the measured negative electrode slurry thickness, and has an advantage of uniformly high alignment degree of the crystal faces of the carbon-based negative electrode active material contained in prepared negative electrode active layer.

Abstract: A display device includes a display member and a touch member disposed on the display member. The touch member includes a first touch insulating disposed on the display member, a first touch conductive layer disposed on the first touch insulating layer and including a touch bridge electrode, a second touch insulating layer disposed on the first touch conductive layer, including an organic material, and including a first contact hole penetrating the second touch insulating layer in a thickness direction, a second touch conductive layer disposed on the second touch insulating layer and including a first lower sensing line overlapping the second touch bridge electrode, and a third touch conductive layer disposed on the second touch conductive layer and including a first upper sensing line overlapping the first lower sensing line. A width of the first upper sensing line is greater than a width of the first lower sensing line.

Abstract: A magnetic alignment device includes a first magnet part and a second magnet part, a loading amount measuring part, and a control part. The first and second magnet parts accommodate an electrode sheet therebetween and the loading amount measuring part measures a loading amount of a negative electrode slurry disposed on the electrode sheet. The control part adjusts the separation distance of the first and second magnet parts, The magnetic alignment device measures the loading amount of the negative electrode slurry applied on the negative electrode collector in real time and controls the intensity of the magnetic field by adjusting the separation distance of the magnet part according to the measured negative electrode slurry loading amount. A method using the same is also provided.

Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.

Abstract: A magnetic alignment device for negative electrode and method for manufacturing negative electrode using the same. The magnetic alignment device can measure the loading amount of the negative electrode slurry applied on the negative electrode collector in real time and can easily control the intensity of the magnetic field by adjusting the separation distance of the magnet portion according to the measured negative electrode slurry loading amount, and has an advantage of uniformly high alignment degree of the crystal faces of the carbon-based negative electrode active material contained in prepared negative electrode active layer.

Abstract: The present invention relates to an image encoding/decoding method and device. The image decoding method according to the present invention comprises the steps of: decoding a prediction mode index; determining whether the prediction mode index indicates function-based intra prediction; inducing a parameter (s) for generating a function, when the prediction mode index indicates the function-based intra prediction; generating the function on the basis of the induced parameter (s); and performing intra prediction by using the generated function.

Abstract: A cigarette filter which includes lyocell tow made of a plurality of lyocell fibers and a binder configured to bond the lyocell fibers to each other is provided. The cigarette filter according to one embodiment of the present disclosure reduces each of tar and nicotine, which are delivered through cigarette smoke, by 70% to 95%. The cigarette filter according to one embodiment of the present disclosure has a resistance to draw of 80 mmWG to 200 mmWG. The cigarette filter according to one embodiment of the present disclosure is filled with the lyocell tow at a packing density of 0.2 g/mL to 0.6 g/mL. The cigarette filter according to one embodiment of the present disclosure addresses basic material-related problems, such as low hardness, of the lyocell tow and, further, has excellent filtration functionality as a filter.

Abstract: A glass article used as a cover glass of a flexible display device has values of indices consistent with results of a pen drop test and excellent impact resistance characteristics.

Abstract: An ice-making tray according to the concept of the present invention is capable of making ice at high speed and improving the transparency of ice by providing a second tray having ice cells for storing ice-making water to be coupled, in an overlapping manner, to the upper surface of a first tray which is in contact with a refrigerant pipe. The first tray may be formed of an aluminum material, the second tray may be formed of a plastic material, and the first tray formed of an aluminum material can efficiently function as a heat exchanger of an ice-making space due to having high thermal-conductivity. In the second tray, a fixing part for fixing the ice-making tray inside the ice-making space, a shaft accommodating part for accommodating the rotation shaft of an ejector, a temperature sensor accommodating part for accommodating a temperature sensor, and an air insulating part for insulating the ice-making tray and an ice separating motor may be formed integrally.