Abstract: The present invention relates to a heterogeneous catalyst for making a dicarboxyl acid aromatic heterocyclic compound and a method for preparing a dicarboxyl acid aromatic heterocyclic compound, and according to the present invention, an oxide with improved yield and purity can be produced by an oxidation reaction of a bio-based aromatic heterocyclic compound under a heterogeneous catalyst.

Abstract: A display device includes a substrate that includes a display area and a peripheral area, a transistor in the display area, a pixel electrode connected to the transistor, a common electrode that overlaps the pixel electrode, and an organic insulation layer that is between the common electrode and the substrate, and overlaps at least a part of the peripheral area, wherein a thickness of a portion of the organic insulation layer overlapping the display area, and a thickness of a portion of the organic insulation layer overlapping the peripheral area, are different from each other, and the organic insulation layer includes a valley that penetrates the organic insulation layer, while overlapping the peripheral area.

Abstract: The present disclosure relates to a slot die coating apparatus for coating an electrode active material slurry onto an electrode collector, the slot die coating apparatus including: a coating roller; at least two or more dies; a discharge opening through which the electrode active material slurry is discharged in an opposite direction on which gravity acts; and an air vent installed in the die.

Abstract: A display apparatus includes a flexible display panel including a display area with a first folding area, the display area including an upper surface and a lower surface and displaying an image via the upper surface, a cover window disposed on the upper surface of the display area of the flexible display panel and an antenna layer including a first antenna disposed on an upper surface of the first folding area. The upper surface of the display area includes the upper surface of the first folding area. The first antenna is disposed between the upper surface of the first folding area and the cover window.

Abstract: Disclosed is an electrochemical device capable of preventing the exhaustion of a salt and additive in an electrolyte. The electrochemical device includes: a positive electrode; a lithium metal negative electrode; a separator between the positive electrode and the negative electrode; and a non-aqueous electrolyte including tin chloride (SnCl2).

Abstract: A light emitting display device, includes: a substrate; a driving element layer on the substrate and including a transistor and a planarization layer covering the transistor; a cathode and an anode connection electrode on the planarization layer; a separator on the planarization layer and including a first layer and a second layer, wherein the second layer protrudes from the first layer of the separator; a pixel defining layer including a first pixel defining layer on the separator and a second pixel defining layer superimposed with a portion of the cathode and a portion of the anode connection electrode; a light emitting layer on top of the cathode; and an anode connecting electrode, the second pixel defining layer, and an anode above the light emitting layer.

Abstract: The present invention relates to a water purification system for a smart building that allows users to monitor a water pipe and a water quality condition and take disaster prevention response. The water purification system includes a water pipe scaler connected to the water pipe of the building and to scale an internal condition of the water pipe, a water pipe filtration device to filter a water supplied to the water pipe, a first sensor to measure a quality of the water flowing in the water pipe, a second sensor installed at the building or a ground of the building to measure a condition of the building or the ground, and a water supply control device to monitor the water quality and the condition of the building or the ground based on sensing data of the first sensor and the second sensor.

Abstract: An etchant composition for preparing graphene having low sheet resistance includes sulfuric acid, hydrogen peroxide, an N-heterocyclic aromatic compound, aromatic boric acid, and purified water. The etchant composition exhibits an effect of remarkably reducing the sheet resistance of graphene produced through chemical vapor deposition (CVD).

Abstract: An embodiment method for controlling a heating, ventilation, and air conditioning (HVAC) system of a vehicle includes determining a target subcooled temperature of a refrigerant based on a temperature and a pressure of the refrigerant discharged from an outlet of a compressor when the compressor operates, calculating a change in enthalpy of the refrigerant based on the determined target subcooled temperature in a process of condensing and subcooling the refrigerant, calculating a change in enthalpy of air passing over an exterior surface of a condenser based on the calculated refrigerant enthalpy change, and calculating a required fan duty of a cooling fan based on the calculated air enthalpy change, wherein the cooling fan is configured to blow the air to the condenser.

Abstract: The present disclosure relates to a method of preparing a diene-based rubber polymer, which includes: initiating polymerization of a monomer in the presence of a coordination metal catalyst; and adding a radical initiator when a polymerization conversion rate is 20 to 75% and performing the polymerization of the monomer, wherein the monomer is a diene-based monomer or a diene-based monomer and an aromatic vinyl-based monomer.

Abstract: The present invention relates to a new antibody or an antigen binding fragment thereof for use in the treatment of cancer by targeting a B cell malignancy, a chimeric antigen receptor comprising the same, and a use of the same. The antibody of the present invention is an antibody for specifically binding to CD19 that is highly expressed in cancer cells (particularly, blood cancer), has very low homology to a CDR sequence thereof compared to a CDR sequence of a conventional CD19 target antibody so that the sequence thereof is unique, and specifically binds to an epitope that is different from a FMC63 antibody fragment binding to CD19 of the conventional art. A cell expressing the chimeric antigen receptor comprising an anti-CD19 antibody or the antigen binding fragment of the present invention induces immune cell activity in response to a positive cell line expressing CD19, and thus may be utilized as a CAR-immune cell therapeutic agent.

Abstract: The present disclosure relates to a medical liquid infusion apparatus and a reservoir assembly. In detail, the reservoir assembly includes a reservoir that provides a storage space therein for the medical liquid and has an opening formed in a front side of the reservoir, and a plunger that is inserted into the reservoir and moves inside the reservoir to form a storage space for the medical liquid, wherein an amount of a stored medical liquid may be measured by the reservoir, the plunger, or a sensor unit disposed outside the reservoir and the plunger, and driving of the medical liquid infusion apparatus may be set based on a measured result.

Abstract: The present disclosure relates to a slot die coating apparatus for coating an electrode collector with an electrode active material slurry. The slot die coating apparatus includes a coating roller; a slot die comprising a slurry receiving part and a discharge opening configured to discharge the electrode active material slurry in an opposite direction on which gravity acts; an air vent installed in the slot die so that it is directly connected to a point at which the slurry receiving part and the discharge opening connect.

Abstract: A display apparatus includes a display panel configured to display an image and a touch antenna array disposed on the display panel. The touch antenna array may include a touch electrode, a touch wiring electrically connected to the touch electrode, an antenna electrode including a plurality of antenna elements, a feeder electrically connected to the antenna electrode, and a shielding electrode disposed between the touch wiring and the feeder.

Abstract: This application relates to a modular electrostatic precipitator. In one aspect, the modular electrostatic precipitator includes a housing providing a flow path through which air is moved and a charging module configured to emit electromagnetic waves to the air. The precipitator may also include a first attaching/detaching unit configured to attach and detach the charging module to and from the housing and a particle collecting module configured to collect particles in the air by applying an electrostatic force to the air. The precipitator may further include a second attaching and detaching unit configured to attach and detach the particle collecting module to and from the housing.

Abstract: The present disclosure relates to an IoT communication system supporting connection between devices. The present disclosure provides an IoT device comprising a connect unit connecting with a sensor module, a processor performing data communication with the sensor module through the connect unit, a device memory storing data read from the sensor module through the data communication, and a communication module wirelessly transmitting the data stored in the device memory. The present disclosure connects an existing sensor module without a communication function with an IoT device equipped with a communication function and supports a standardized protocol between them, thereby enabling the IoT device to relay the sensor module's data and constructing a cost-effective IoT communication system.

Abstract: A display device comprises a display part and a sensor part. The display part includes an emission layer emitting light, and the sensor part is disposed on the display part. The sensor part includes a first conductive pattern layer, a second conductive pattern layer, and a functional insulating layer disposed between the first conductive pattern layer and the second conductive pattern layer. The functional insulating layer absorbs light in a non-emission wavelength band different from a wavelength band of the light emitted from the emission layer.

Abstract: The present invention relates to a method for preparing a dicarboxyl acid aromatic heterocyclic compound and a dicarboxyl acid aromatic heterocyclic compound obtained thereby. According to the present invention, an oxide with improved yield and purity can be produced by an oxidation reaction of a bio-based hydroxyl-free aromatic heterocyclic compound under a heterogeneous catalyst.

Abstract: A display device includes a substrate that includes a display area and a peripheral area, a transistor in the display area, a pixel electrode connected to the transistor, a common electrode that overlaps the pixel electrode, and an organic insulation layer that is between the common electrode and the substrate, and overlaps at least a part of the peripheral area, wherein a thickness of a portion of the organic insulation layer overlapping the display area, and a thickness of a portion of the organic insulation layer overlapping the peripheral area, are different from each other, and the organic insulation layer includes a valley that penetrates the organic insulation layer, while overlapping the peripheral area.

Abstract: A battery module manufacturing method according to an embodiment of the present disclosure comprises a step of inserting each of electrode tabs of a plurality of battery cells into a plurality of holes included in a bus bar; and a step of bonding the electrode tabs to the bus bar by irradiating laser under feeding of a wire, wherein the bus bar may electrically connect the electrode tabs of the plurality of battery cells to each other.