Abstract: A system for determining a filter for evaluating a dissolution quality of a binder solution for a secondary battery electrode according to the present technology includes: a pressure container which accommodates a binder solution; a pressure medium supply source which supplies pressure medium of a predetermined pressure to the pressure container; a filter which is connected to the pressure container by a pipe; a flow rate measuring unit which measures a flow rate of the binder solution filtered by the filter; and a determination unit which measures a time point when a flow rate reaches a specific value predetermined in consideration of an initial flow rate by repeating measurement of the flow rate using each filter having a different pore size, and determines a filter having a filter size in an optimal pore size range based on the time point.

Abstract: A display device includes: a first display area comprising a plurality of emission areas configured to emit light; and a second display area adjacent to the first display area, wherein the second display area includes: a plurality of emission areas; a transmission portion configured to transmit light; a thin film transistor on a substrate; a pixel defining layer on the thin film transistor to define the plurality of emission areas and including a flat portion having a flat upper surface and a tapered portion having an upper surface inclined from the upper surface of the flat portion; and a pixel electrode on the thin film transistor to be exposed by the pixel defining layer and completely overlapping the tapered portion.

Abstract: Example embodiments include an aerogel composition for battery insulation sheets, the aerogel composition including an aerogel, a functional material including a binder, a dispersant, or a combination thereof, a flame retardant including a phosphorus-based material, and a solvent. Example embodiments also include a method of manufacturing the aerogel composition, a battery insulation sheet formed using the aerogel composition, and a battery module including the aerogel composition.

Abstract: Example embodiments include an aerogel composition for battery insulation sheets, the aerogel composition including an aerogel, a functional material including a binder, a dispersant, or a combination thereof, and a solvent. The binder includes a first binder including an aqueous polymer binder and a second binder including a fluorocarbon-based binder. Example embodiments also include a method of manufacturing the aerogel composition, a battery insulation sheet formed using the aerogel composition, and a battery module including the aerogel composition.

Abstract: A vehicle battery charging system includes a main battery, an auxiliary battery, an integrated converter that includes a high voltage charging device that supplies power to the main battery and a low voltage charging device that supplies power to the auxiliary battery, a solar cell that converts sunlight into electrical energy, a solar cell converter that converts an output of the solar cell into a voltage corresponding to a voltage of the auxiliary battery and outputs the converted voltage to the auxiliary battery, and a switching device that switches between the integrated converter and external power and the integrated converter and the solar cell, wherein the switching device connects the integrated converter and the solar cell in a solar cell only charging mode in which the auxiliary battery is charged by the solar cell.

Abstract: An embodiment console having a multi-storage configuration includes a console body configured to be disposed inside a vehicle, a first storage assembly located in the console body, and a second storage assembly held in the console body and configured to be withdrawn by deploying at least a portion of the console body, wherein the second storage assembly includes a housing including at least one surface of the console body and configured to be deployed to form a second storage region, a first support located at an upper end of the second storage region, and a second support configured to be deployed in an extension direction of the second storage region.

Abstract: A container is provided according to an embodiment of the present disclosure. The container may include a container part in which an accommodation space configured to accommodate contents is formed, a middle body configured to communicate with the accommodation space and coupled to the container part to surround at least a portion of the container part, an inner cover rotatably connected to the middle body to open or close the accommodation space, and an outer cover rotatably connected to the middle body to open or close the middle body.

Abstract: A polymer composition for manufacturing a small to medium-sized container and which includes a high-density polyethylene (HDPE) recovered from a secondary battery separator. A polymer composition having excellent processability may be prepared by recycling a secondary battery separator. The polymer composition may be molded to manufacture an environmentally friendly small to medium-sized container, such as a small to medium-sized container, having excellent flexural strength, elongation, impact strength, and environmental stress crack resistance.

Abstract: An operation method of an application system includes receiving a chat room-entry event notifying that a user enters the chat room from a terminal in which an application is installed, generating an entry trigger based on the chat room enter event, and providing user context suitable information inferred based on a user key included in the entry trigger to the chat room.

Abstract: Disclosed are a vehicle seat cover made of an artificial suede. The vehicle seat cover includes a top layer provided in the top portion, a bottom layer provided in the bottom portion, and a intermediate layer positioned between the top layer and the bottom layer. Each of the layers has a tricot texture, and the top layer includes the first yarn having a configuration in which the dope dyed microfiber yarn and the first high shrinkage yarn are interlaced. Thus, the suede material may have superior friction fastness and the light fastness and the vehicle seat cover is manufactured at less cost than a vehicle seat cover made of a conventional artificial suede.

Abstract: A battery insulation sheet including an aerogel layer. The aerogel layer includes: a fibrillized polymer matrix comprising a dry binder; and aerogel particles distributed in the fibrillized polymer matrix.

Abstract: Disclosed are a system and a method for wired or wireless communications among a group of electronic communication devices such as user terminal devices used by a group of users in a communication network using a network server. The system and method are based on group communications using the network server which provides chat rooms. The system includes a representative electronic user terminal device operated by a representative user and at least one regular user terminal device operated by at least one regular user, which are configured to communicate with each other using the chat rooms.

Abstract: A body including a dielectric layer and internal electrodes disposed alternately with the dielectric layer interposed therebetween; and external electrodes disposed on the body, wherein the dielectric layer includes a main component containing calcium (Ca), strontium (Sr), zirconium (Zr) and titanium (Ti) and a sub-component containing manganese (Mn), yttrium (Y) and silicon (Si), wherein the dielectric layer includes a plurality of dielectric grains and grain boundaries disposed between adjacent dielectric grains, and at least a portion of the plurality of dielectric grains has a core-shell structure, a content of yttrium (Y) included in a core relative to 100 moles of zirconium (Zr) included in the core and a shell is defined as Yc, a content of yttrium (Y) included in the shell relative to 100 moles of zirconium (Zr) included in the core and the shell is defined as Ys, and Ys/Yc>9 is satisfied.

Abstract: The present disclosure provides a method for surface modification of a titanium implant material and a titanium implant obtained by the method for surface treatments. A titanium implant according to one embodiment of the present disclosure has high bond strength between implant and bone and its corrosion resistance.

Abstract: A bidirectionally openable console includes side lid portions, a center lid portion positioned between the side lid portions, a first button unit positioned at a front end of the center lid portion, a second button unit positioned at a rear end of the center lid portion, and rotary units configured to be respectively rotated by movement of the first and second button units. The console further includes: fastening units, each of which is constructed such that, when an opening request input is applied to a corresponding button unit, a corresponding rotary unit is rotated to retract a central shaft portion into the center lid portion; hinge units, each of which is rotated together with the center lid portion when the center lid portion is opened, and locking units, each of which restricts movement of the fastening unit when the center lid portion is closed.

Abstract: An aerogel composition for a battery insulation sheet, a method of preparing the same, a battery insulation sheet formed using the same, and a method of manufacturing the battery insulation sheet are provided herein. The aerogel composition includes a solvent, a fibrous support, an aerogel, an antifoaming agent, and a functional material including a binder, a dispersant, or a combination thereof, wherein the fibrous support is 5 wt % to 70 wt %, the aerogel is 10 wt % to 90 wt %, the antifoaming agent is 0.05 wt % to 2 wt %, and the functional material is 0.5 wt % to 20 wt %, with respect to a total solid amount of the aerogel composition.

Abstract: A battery insulation sheet includes a substrate, and an aerogel layer on the substrate, wherein the aerogel layer includes a fibrous support; an aerogel; and a functional material including a binder, a dispersant, or a combination thereof, and satisfies Formula 1 below: 50 ? A ? 100 , 000 , A = T i / D s , Formula ? 1 wherein, in Formula 1, Ti denotes a thickness of the aerogel layer, and Ds denotes an average diameter of the fibrous support.

Abstract: A coil member according to an embodiment comprises: a substrate including an upper surface and a lower surface opposite to the upper surface; a first coil electrode disposed on the upper surface of the substrate and including first pattern electrodes; a second coil electrode disposed on the lower surface of the substrate and including second pattern electrodes; and third pattern electrodes disposed on the upper surface and the lower surface of the substrate, wherein a distance between the first pattern electrodes is different from a distance between the first pattern electrodes and the third pattern electrodes, and a distance between the second pattern electrodes is different from a distance between the second pattern electrodes and the third pattern electrodes.

Abstract: An aerogel composition for a battery insulation sheet is provided. The aerogel composition comprising: a solvent; a fibrous support; an aerogel; and a functional material including a binder, a dispersant, or a combination thereof. With respect to a total solid content of the aerogel composition, the fibrous support is present in a content range of 5 wt % to 70 wt %, the aerogel is present in a content range of 10 wt % to 90 wt %, and the functional material is present in a content range of 0.5 wt % to 20 wt %.

Abstract: Embodiments of a display device include a plurality of light emitting portions including a plurality of light emitting elements; and a sensing portion including a photoelectric conversion device, wherein the photoelectric conversion device includes a first electrode, common electrode facing the first electrode, and a hole injection layer, hole transport layer, resonance layer, and an active layer stacked between the first electrode and the common electrode, and wherein the light emitting elements include, a pixel electrode, the common electrode facing the pixel electrode, and the hole injection layer, hole transport layer, resonance layer, and a light emitting layer stacked between the pixel electrode and the common electrode, wherein a thickness of each of the resonance layers of light emitting elements are different from each other, and a thickness of the resonance layer of a light emitting element is the same as a thickness of the resonance layer.