Abstract: Provided are a separator for a secondary battery, a manufacturing method thereof, and a lithium secondary battery including the same, having appropriate porosity and an appropriate pore size to lead to excellent strength and safety, and having excellent ion conductivity and resistance characteristics due to interconnected pore passages. In the separator for a secondary battery, an RS value represented by Equation 1 below is greater than 5 and less than 10: R S = P D × G ? Equation ? 1 ? wherein in Equation 1, RS denotes a separator performance index, P denotes an average porosity value (%) of the separator, D denotes an average pore diameter value (?m) of the separator, and G denotes an air permeability value (sec/100 cc) of the separator.

Abstract: Provided are a separator for a secondary battery, a manufacturing method thereof, and a lithium secondary battery including the same, having appropriate porosity and an appropriate pore size to lead to excellent strength and safety, and having excellent ion conductivity and resistance characteristics due to interconnected pore passages. The manufacturing method of a separator for a secondary battery includes: molding a separator manufacturing composition into a separator manufacturing sheet; and extracting a diluent from the separator manufacturing sheet with a polar aprotic organic solvent.

Abstract: Disclosed are a method and apparatus for providing an instant messaging service associated with one or more item transactions. A first user interface screen associated with an item transaction may be provided in a chatroom interface of an executed messenger application. The first user interface screen may comprise an interfacing object associated with a list of user interface templates. Based on a user selection of the interface object and based at least one exposure condition associated with the list of user interface templates, at least one user interface template may be selected from the list of user interface templates for display in a second user interface screen of the executed messenger application. In a second user interface screen of the executed messenger application, a first user interface template of the at least one user interface template may be displayed.

Abstract: The present disclosure relates to a composition for preparing a vinyl chloride-based polymer and a method of preparing a vinyl chloride-based polymer using the same, and provides the composition giving excellent productivity for preparing a vinyl chloride-based polymer includes while maintaining excellent foaming and viscosity properties of a plastisol including the prepared vinyl chloride-based polymer, by including a pH regulator composed of a carbonate-based metal salt, and a transition metal catalyst in the composition, and controlling an amount of the transition metal catalyst, and controlling an amount of a reducing agent such that a trace amount or none of the reducing agent is included, and the method of preparing a vinyl chloride-based polymer using the same.

Abstract: The present disclosure provides a method for preparing a vinyl chloride-based polymer, the method including a step of injecting an ionizable normal salt and polymerizing a vinyl chloride monomer in the presence of one or more emulsifiers and a polymerization initiator, wherein the ionizable normal salt includes a carbonate metal salt or a sulfite metal salt, and the ionizable normal salt is continuously injected in an amount of 70 to 1200 ppm based on the total weight of the vinyl chloride monomer when a polymerization conversion rate is in a range of 0% to 20%. The method capable of preparing a vinyl chloride-based polymer suitable as an eco-friendly material, while not affecting the rate of polymerization reaction and decreasing the generation amount of total volatile organic compounds by controlling the injection time, injection amount and kind of the ionizable normal salt, is provided.

Abstract: A display device includes a display panel having a folding axis extending in a first direction; and a panel supporter disposed on a surface of the display panel. The panel supporter includes a first layer including a first base resin and first fiber yarns extending in the first direction and dispersed in the first base resin, a second layer disposed on the first layer, the second layer including a second base resin and second fiber yarns extending in a second direction intersecting the first direction and dispersed in the second base resin, and a third layer disposed on the second layer, the third layer including a third base resin and third fiber yarns extending in the first direction and dispersed in the third base resin.

Abstract: Disclosed are an oxidizing electrode, a water electrolysis device including the same and a method for manufacturing the same. According to exemplary embodiments of the present disclosure, there is provided an oxidizing electrode with improved performance at low loadings of noble metals, especially, ruthenium (Ru) and iridium oxide, in which a ruthenium (Ru) layer and an iridium oxide layer formed on a substrate by electrodeposition in a sequential order are supported by electrochemical reaction rather than physical bonding.

Abstract: The present invention provides a novel compound that can improve the luminous efficiency, stability and life span of the element, an organic electronic element using the same, and an electronic device thereof.

Abstract: An organic-inorganic composite catalyst wherein the organic-inorganic composite catalyst includes a porous carbonaceous particle, a first compound; and a metal oxide particle, wherein the first compound and the metal oxide particle are supported on the porous carbonaceous particle, the first compound contains a polar functional group, an anion, or a combination thereof, the metal oxide is represented by the formula MaOb, wherein 0<a?4, 0<b?5, and M is a metal of Groups 2 to 16 of the Periodic Table of Elements, or a combination thereof, and the organic-inorganic composite catalyst is configured to remove a second compound from an unpurified air flow including the second compound.

Abstract: A display device includes a display panel including a display area and a non-display area surrounding the display area, and a metal wiring layer disposed on at least a portion of the non-display area, an encapsulation substrate disposed on the display panel, a sealing member which is disposed between the display panel and the encapsulation substrate and bonds the display panel to the encapsulation substrate and a first fusion region provided in at least a partial region between the sealing member and the encapsulation substrate, where the first fusion region has no physical boundary, and where at least a portion of the sealing member is disposed on the metal wiring layer in the non-display area, and the first fusion region is separated from the metal wiring layer while overlapping the metal wiring layer in a thickness direction.

Abstract: According to an exemplary embodiment of the present disclosure, disclosed is a computer program stored in a computer readable storage medium. When the computer program is executed by one or more processors of a computing device, the computer program provides a user interface (UI) to display design information, and the user interface may include: a design group generation layer for generating a design group, and the design group generation layer includes one or more design file regions each of which are associated with a design file, and the design file region may include: a first sub region displaying a design image; and a second sub region displaying one or more design attribute objects, which allows user selection input for at least some of one or more design attributes included in the design file.

Abstract: A display device includes a display panel including a display area and a non-display area surrounding the display area, and a metal wiring layer disposed on at least a portion of the non-display area, an encapsulation substrate disposed on the display panel, a sealing member which is disposed between the display panel and the encapsulation substrate and bonds the display panel to the encapsulation substrate and a first fusion region provided in at least a partial region between the sealing member and the encapsulation substrate, where the first fusion region has no physical boundary, and where at least a portion of the sealing member is disposed on the metal wiring layer in the non-display area, and the first fusion region is separated from the metal wiring layer while overlapping the metal wiring layer in a thickness direction.

Abstract: The present disclosure relates to a composition containing a Paeoniae radix extract as an active ingredient. The composition may alleviate inappetence, weight loss, muscle loss and fatigue and inhibit hematopoietic toxicity. Thus, the composition may be effectively used for the prevention, alleviation or treatment of cachexia and muscle loss.

Abstract: A display device includes a display panel having a display area comprising pixels and a non-display area surrounding the display area, an encapsulation substrate which faces the display panel and is disposed on a surface of the display panel, and a sealing member disposed in the non-display area and interposed between the display panel and the encapsulation substrate for bonding. The display panel comprises a base substrate and a first conductive layer disposed on a first surface of the base substrate, the base substrate provides a through hole defined in a part of the non-display area to penetrate the base substrate in a thickness direction, the first conductive layer comprises a signal line disposed in a part of the non-display area and filling the through hole, and the sealing member does not overlap the first conductive layer and the through hole in the thickness direction.

Abstract: Disclosed is a magnetic core having improved reliability. The magnetic core includes 37 to 44 mol % of manganese (Mn), 9 to 16 mol % of zinc (Zn), 42 to 52 mol % of iron (Fe), a magnetic additive, and a non-magnetic additive, wherein the magnetic core has a permeability of 2,900 or more and a core loss of 500 mW/cm3 or less.

Abstract: An embodiment provides a magnetic core comprising a first powder and a second powder, wherein the hardness of the first powder is lower than that of the second powder, and the volume of the first powder is 40% to 60% with respect to the combined volume of the first powder and the second powder.

Abstract: An embodiment provides a chemical strengthening system, including: a strengthening part in which chemical strengthening of a glass plate is performed; a heating part in which a post-heat treatment of the glass plate is performed; and a cassette in which the glass plate is loaded and which is movable between the strengthening part and the heating part. The cassette includes a lower support which supports a lower end portion of the glass plate, the lower support is rotatable with respect to an axis of rotation, and the axis of rotation does not move relatively within the cassette.

Abstract: A magnetic core according to one embodiment of the present invention includes a first magnetic core having pure iron or an Fe-based alloy and a second magnetic core disposed to surround at least a part of an outer circumferential surface of the first magnetic core and including ferrite.

Abstract: According to an exemplary embodiment of the present disclosure, disclosed is a computer program stored in a computer readable storage medium. When the computer program is executed by one or more processors of a computing device, the computer program provides a user interface (UI) to display design information, and the user interface may include: a design group generation layer for generating a design group, and the design group generation layer includes one or more design file regions each of which are associated with a design file, and the design file region may include: a first sub region displaying a design image; and a second sub region displaying one or more design attribute objects, which allows user selection input for at least some of one or more design attributes included in the design file.

Abstract: According to an exemplary embodiment of the present disclosure, disclosed is a computer program stored in a computer readable storage medium. When the computer program is executed by one or more processors of a computing device, the computer program provides a user interface (UI) to display design information, and the user interface may include: a design group generation layer for generating a design group, and the design group generation layer includes one or more design file regions each of which are associated with a design file, and the design file region may include: a first sub region displaying a design image; and a second sub region displaying one or more design attribute objects, which allows user selection input for at least some of one or more design attributes included in the design file.