Abstract: A polymer electrolyte for a lithium secondary battery that may include: a fluorine-based solvent; a lithium salt; and a flame retardant polymer containing phosphorus and fluorine, wherein the polymer electrolyte includes a fluorine content of 35 to 60% by weight and a phosphorus content of 2.3 to 7.5% by weight. Lithium secondary batteries containing the polymer electrolyte exhibit improved flame retardancy and ionic conductivity as well as enhanced high-voltage stability.

Abstract: Provided is an organic and inorganic composite polymer electrolyte and an all-solid-state battery including the same, and provided is an organic and inorganic composite polymer electrolyte including a flame-retardant polymer and a flame-retardant inorganic salt with a shear modulus of 7 to 60 GPa, and an all-solid-state battery including the organic and inorganic composite polymer electrolyte.

Abstract: Provided is a hyaluronate non-woven fabric made of hyaluronate fibers and a method of manufacturing the same. More particularly, the present invention relates to a highly functional hyaluronate non-woven fabric made of hyaluronate fibers having a rough surface and a micro-size diameter and a method of manufacturing the same. A hyaluronate non-woven fabric manufacturing method according to the present invention includes preparing hyaluronate fibers, treating the hyaluronate fibers to be curled, cutting the curled hyaluronate fibers, forming a hyaluronate web from the curled hyaluronate fibers, and needle-punching the hyaluronate web. The hyaluronate non-woven fabric of the present invention has a high hyaluronate content, is manufactured by needle punching high-strength hyaluronate fibers, and has excellent adhesion and tensile strength.

Abstract: A polymer electrolyte for a lithium secondary battery that may include: a fluorine-based solvent; a lithium salt; and a flame retardant polymer containing phosphorus and fluorine, wherein the polymer electrolyte has a fluorine content of 35 to 60% by weight and a phosphorus content of 2.3 to 7.5% by weight. Lithium secondary batteries containing the polymer electrolyte exhibit improved flame retardancy and ionic conductivity as well as enhanced high-voltage stability.

Abstract: The cathode active material for a lithium secondary battery according to embodiments of the present invention includes a lithium-transition metal composite oxide particle including a plurality of primary particles, and the lithium-transition metal composite oxide particle includes a lithium-sulfur-containing portion formed between the primary particles. Thereby, it is possible to improve life-span properties and capacity properties by preventing the layer structure deformation of the primary particles and removing residual lithium.

Abstract: A method of calibrating an intraoral scanner includes irradiating light of a third color using a projector onto a first calibration plate having a background of a first color and patterns of a second color, which are arranged at predetermined intervals within the background; obtaining an image of the patterns with an increased contrast by photographing the first calibration plate with a camera; calibrating the camera by comparing the image of the patterns with actual positions of the patterns; irradiating the first calibration plate with a patterned light having a predetermined pattern of a fourth color using the projector; obtaining an image of a pattern formed by the patterned light of the projector by photographing the first calibration plate with the camera; and calibrating the projector by comparing the pattern image with a target irradiation position of a pattern irradiated by the projector.

Abstract: Disclosed is a linear power generation device that exhibits reduced vibration and noise, thereby having excellent quietness, and that concentrates a magnetic flux on a driving body, thereby greatly increasing the output thereof and improving the overall operation efficiency thereof, wherein the linear power generation device includes a stator yoke housing, a stator coil disposed in the stator yoke housing, a linear driving magnet body configured to perform forward-backward movement operation due to interaction with the stator coil using a generated magnetic flux, and a linear driving body output increasing element disposed on one side of the interior of the stator yoke housing and configured to concentrate a magnetic flux of the linear driving magnet body on the stator coil while preventing leakage of the magnetic flux to increase the driving force of the linear driving magnet body.

Abstract: A polymer electrolyte for a lithium secondary battery that may include: a fluorine-based solvent; a lithium salt; and a flame retardant polymer containing phosphorus and fluorine, wherein the polymer electrolyte has a fluorine content of 35 to 60% by weight and a phosphorus content of 2.3 to 7.5% by weight. Lithium secondary batteries containing the polymer electrolyte exhibit improved flame retardancy and ionic conductivity as well as enhanced high-voltage stability.

Abstract: A photomask is provided. The photomask comprises: a low thermal expansion material (LTEM) substrate including a first surface and a second surface; a reflective layer disposed on the first surface of the low thermal expansion material substrate and including first material layers and second material layers, which are stacked alternately; a light absorbing pattern on the reflective layer; and a conductive layer on the second surface of the low thermal expansion material substrate, wherein the low thermal expansion material substrate includes a correction defect correcting the light absorbing pattern, and the conductive layer is one of ruthenium oxide (RuO2), iridium oxide (IrO2), and/or a combination thereof.

Abstract: Disclosed are a curved cover for curved display and a curved type display apparatus including the same in which the curved type display apparatus includes a curved part that includes a front part covering one edge of a display panel having a curved shape, and the front part includes a curved part having a curved shape and a bending part provided at each of both edges of the curved part.

Abstract: An organic light emitting diode (OLED) display device including a substrate having a display region and a non-display region surrounding the display region; an OLED on the substrate in the display region; an encapsulation substrate bonded to the substrate via an adhesive layer such that the encapsulation substrate and the substrate face each other; and a step-difference compensation portion in the non-display region and configured to compensate for a step difference between the display region and the non-display region.

Abstract: Disclosed are a curved cover for curved display and a curved type display apparatus including the same in which the curved type display apparatus includes a curved part that includes a front part covering one edge of a display panel having a curved shape, and the front part includes a curved part having a curved shape and a bending part provided at each of both edges of the curved part.

Abstract: Disclosed are a curved cover for curved display and a curved type display apparatus including the same in which the curved type display apparatus includes a curved part that includes a front part covering one edge of a display panel having a curved shape, and the front part includes a curved part having a curved shape and a bending part provided at each of both edges of the curved part.

Abstract: An organic light emitting device includes a base substrate defining an active area and a pad area that surrounds the active area, an organic light emitting layer formed on the active area, a first protective layer formed to cover the active area, where the organic light emitting layer is formed, and the pad area, a second protective layer formed to cover the first protective layer, and a dam formed between the first protective layer and the second protective layer, wherein the dam is located at a boundary between the active area and the pad area and includes a groove that is positioned separate from an outer portion of the active area.

Abstract: Disclosed are a curved cover for curved display and a curved type display apparatus including the same in which the curved type display apparatus includes a curved part that includes a front part covering one edge of a display panel having a curved shape, and the front part includes a curved part having a curved shape and a bending part provided at each of both edges of the curved part.

Abstract: An organic light emitting device includes a base substrate defining an active area and a pad area that surrounds the active area, an organic light emitting layer formed on the active area, a first protective layer formed to cover the active area, where the organic light emitting layer is formed, and the pad area, a second protective layer formed to cover the first protective layer, and a dam formed between the first protective layer and the second protective layer, wherein the dam is located at a boundary between the active area and the pad area and includes a groove that is positioned separate from an outer portion of the active area.

Abstract: An organic light emitting device includes a base substrate defining an active area and a pad area that surrounds the active area, an organic light emitting layer formed on the active area, a first protective layer formed to cover the active area, where the organic light emitting layer is formed, and the pad area, a second protective layer formed to cover the first protective layer, and a dam formed between the first protective layer and the second protective layer, wherein the dam is located at a boundary between the active area and the pad area and includes a groove that is positioned separate from an outer portion of the active area.

Abstract: Disclosed are an ink composition for an imprint lithography and a roll printing, wherein in forming patterns of the LCD device using the imprint lithography and the roll printing, an ink composition with high thermal resistance, consisting of polymer resin and additive both endurable even at a high temperature is used to form fine patterns with constantly maintaining pattern linewidths and line intervals, and wherein the ink composition is endurable even at a high temperature of 90-250° C.

Abstract: An organic light emitting device includes a base substrate defining an active area and a pad area that surrounds the active area, an organic light emitting layer formed on the active area, a first protective layer formed to cover the active area, where the organic light emitting layer is formed, and the pad area, a second protective layer formed to cover the first protective layer, and a dam formed between the first protective layer and the second protective layer, wherein the dam is located at a boundary between the active area and the pad area and includes a groove that is positioned separate from an outer portion of the active area.

Abstract: Disclosed are an ink composition for an imprint lithography and a roll printing, wherein in forming patterns of the LCD device using the imprint lithography and the roll printing, an ink composition with high thermal resistance, consisting of polymer resin and additive both endurable even at a high temperature is used to form fine patterns with constantly maintaining pattern linewidths and line intervals, and wherein the ink composition is endurable even at a high temperature of 90-250° C.