Abstract: Disclosed are an artificial crown with a structure capable of providing a mechanical bonding ability during a process of bonding a cement on an inner surface and a method of manufacturing the same. The artificial crown is fitted and bonded on a prepared tooth, comprises a prosthesis with retention groove in which the prepared tooth is inserted; and a plurality of pattern sections formed to a predetermined depth on an inner surface of the prosthesis and allowing an adhesive to be received in order to bond the prosthesis on the prepared tooth.

Abstract: The present invention relates to an apparatus and method capable of estimating a battery state of health, and more particularly, provides an apparatus and method for more accurately calculating the state of balance by voltage of a battery to reflect SOC information as well as the voltage distribution of the battery, and measuring the state of health of the battery on the basis of the state of balance by voltage.

Abstract: The present invention relates to a waste battery discharge process for recycling a waste battery, and more particularly, to a process for checking stability, a state of charge, and a remaining life of the waste battery before reusing or recycling the waste battery (battery after use), and safely and cost-effectively discharging the waste battery.

Abstract: A system for controlling a conveyor in a virtual environment includes a twin model module comprising control logic and configured to virtualize a control system for conveyors installed in a factory. The system also includes a digital factory module configured to virtualize the conveyors installed in the factory and create a virtual factory model controlled by the twin model module. A virtualized conveyor includes multiple paths formed by segmenting the conveyor based on joints. The twin model module is configured to control transportation routes of products based on the joints.

Abstract: Proposed is a dual scan-type ion implant system including a process chamber, first and second scan robots, and an EFEM. In the process chamber, scanning is performed with an ion beam. The first and second scan robots are placed inside the process chamber. The EFEM is provided on one side of the process chamber, and is equipped with a plurality of wafer cassettes. The first and second scan robots inside the process chamber receive wafers from the EFEM along different non-overlapping wafer scan transfer paths, respectively, and then the first and second scan robots alternately perform ion beam scanning.

Abstract: The present invention relates to a oxygen-free direct conversion of methane reactor and a method for producing ethylene using the same. More specifically, the invention provides a oxygen-free direct conversion of methane reactor and a method for producing ethylene from methane, wherein the reactor is selectively heated to save energy, prevent overheating with high responsiveness, and minimize coke formation, thereby achieving high methane conversion rate and high ethylene yield at a high reaction rate. The method also allows for the production of ethylene and aromatic compounds.

Abstract: Disclosed is a propylene-based multilayer film, which is mainly used as a sealant layer for a cell pouch, and thus allows crack generation in an adhesive layer inside the pouch to be suppressed even when a battery is exposed to physical and chemical shocks or electrical stress, and which has excellent formability, insulating properties, and electrolyte resistance. The present invention provides a propylene-based multilayer film including (a) a propylene-based binary copolymer or a propylene-based tertiary copolymer, (b) an amorphous propylene rubber, (c) an amide-based slip agent, (d) an anti-blocking agent, and (e) a modified polyolefin, the propylene-based multilayer film including a skin layer, a core layer, and a seal layer, wherein the seal layer has a thickness in the range of 10 to 15% of a thickness of the multilayer film, and (a) the propylene-based binary copolymer or the propylene-based tertiary copolymer has a rubber domain having a size of 3 to 10% of a thickness of the seal layer formed therein.

Abstract: A digital twin system includes multiple twin model modules and multiple digital factory modules. Respective ones of the multiple digital twin system models comprises control logic and are configured to virtualize respective control systems for respective ones of multiple factories. Respective ones of the multiple digital factory modules are configured to virtualize respective ones of the multiple factories and are controlled by respective ones of the multiple twin model modules to create a virtual factory model. The digital twin system further includes a simulator module configured to manage the multiple twin model modules.

Abstract: An olefin-based polymer and method of making the same is disclosed herein. In some embodiments, the olefin-based polymer has multiple crystallinity and satisfies the following: (1) two or more peaks in a temperature range of ?20° C. to 120° C. when measured by cross-fractionation chromatography (CFC), and T(90)?T(50)<8.0° C., (2) a soluble fraction (SF) of 1 wt % or less at ?20° C. in CFC, (3) 15° C.<elution temperature (Te)<50° C., and Te has a linear correlation with a density (d) of the polymer, and satisfies the following Equation 1, Te=1,220×d?A, wherein 1,031?A?1,039. The olefin-based polymer according to the present invention is an olefin-based polymer having relatively increased the ratio of high crystal regions, and exhibits excellent mechanical properties such as improved tensile strength, tear strength, and flexural modulus.

Abstract: Disclosed is a specific stacked composition of a multi-layer film which is mainly used as a sealant layer of a cell pouch, has excellent adhesive performance, and simultaneously satisfies moldability in post-processing. The present invention provides a polypropylene-based multi-layer film including a skin layer including (a) a propylene-based binary copolymer, modified polyolefin, and (e) an anti-blocking agent, a core layer including (b1) an ethylene propylene block copolymer, and (c) an amorphous propylene rubber, and a seal layer including (a) a propylene-based binary copolymer, (b2) an ethylene propylene block copolymer, (d) a slip agent, and (e) an anti-blocking agent.

Abstract: The present invention relates to an injection formulation composition for use as a filler or a drug carrier through a click chemistry reaction. More specifically, the present invention relates to an injection formulation composition comprising: a first liquid comprising a first biopolymer having a first click chemistry functional group introduced thereinto; and a second liquid comprising a second biopolymer having a second click chemistry functional group introduced thereinto, wherein the first click chemistry functional group is chemically linkable with the second click chemistry functional group, to a method for preparing an injection formulation hydrogel using the composition, and to a medical filler, an in-vivo injection type supporter, or a drug carrier using the composition.

Abstract: The photovoltaic cell sheet includes: a cell sheet body having a first end and a second end opposite to each other in a width direction of the cell sheet body, wherein the first end of the cell sheet body is provided with a plurality of sawtooth spacing along a length direction of the cell sheet body; a first main gate arranged at one side of front and back sides of the plurality of sawtooth and serving as a first electrode; and a second main gate arranged at another side of the front and back sides of the cell sheet body and serving as a second electrode, wherein the second main gate is adjacent to the second end of the cell sheet body.

Abstract: A battery module has an improved structure to control the discharge of a flame generated in the battery module. A battery pack and a vehicle can include the battery module. The battery module includes a cell assembly having a plurality of battery cells stacked side by side and having a taping member partially attached to at least a top sealing portion; a module terminal electrically connected to the cell assembly; and a module case configured to have an outer side at which the module terminal is installed, accommodate the cell assembly in an inner space thereof, and have a top hole communicating with the inner space and formed at an upper side thereof. At the top of the cell assembly, at least a part of an unattached region of the taping member is located in a portion where the top hole is formed.

Abstract: A copolymer and a dispersion using same, the copolymer including two or more monomers selected from among a monomer containing two or more substituted or unsubstituted aromatic rings, a monomer containing a straight-chain or branched aliphatic hydrocarbon having 5 to 22 carbon atoms, and a polar monomer containing any one selected from the group consisting of cyano (CN), pyrrolidone (NC4H6O) and carboxylic acid (COOH).

Abstract: The present invention relates to a polypropylene-based composite material having improved physical properties including impact strength at low temperature and at room temperature, flexural strength, flexural modulus, etc., and a method for preparing the same.

Abstract: The present invention relates to an olefin-based copolymer of which soluble fraction at a low temperature has a high weight average molecular weight, and which has high flowability and improved physical properties of hardness, flexural strength, tearing strength, etc., and a method for preparing the same.

Abstract: An image sensor including: a substrate which includes a first surface and a second surface opposite each other; a plurality of pixels, each pixel including a photoelectric conversion layer in the substrate; a pixel separation pattern disposed in the substrate and separating the pixels; a surface insulating layer disposed on the first surface of the substrate; conductor contacts disposed in the surface insulating layer; and a grid pattern disposed on the surface insulating layer, wherein the pixel separation pattern includes a first portion and a second portion arranged in a direction parallel to the first surface of the substrate, and the conductor contacts are interposed between the first portion of the pixel separation pattern and the grid pattern and are not interposed between the second portion of the pixel separation pattern and the grid pattern.

Abstract: Disclosed herein are compositions comprising: a. from about 30 wt. % to about 60 wt. % of a polyphenylene sulfide (PPS); from greater than 20 wt. % to about 35 wt. % of a polyphenylene oxide (PPO); from about 0.01 wt. % to about 12 wt. % of a compatibilizer package, wherein the compatibilizer package comprises an ethylene-glycidyl methacrylate co-polymer, a styrene rubber copolymer, and an alicyclic saturated hydrocarbon resin present in a ratio of about 0.5:1:2 to about 3:1:4; and from about 20 wt. % to about 50 wt. % of an inorganic filler, wherein the combined weight percent value of all components does not exceed 100 wt. %, and all weight percent values are based on the total weight of the composition, and wherein the composition exhibits a plating adhesion of at least 5B when tested in accordance with an ASTM D3359 cross hatch adhesion test.

Abstract: Provided is an optical integrated circuit device. The device includes a substrate, a buffer layer provided on the substrate, an optical waveguide layer provided on the buffer layer and including a signal waveguide and a resonant waveguide adjacent to an input terminal and output terminal of the signal waveguide, and a plurality of signal electrodes provided on one side of the resonant waveguide and on the optical waveguide layer of both sides of the signal waveguide.