Abstract: The present application relates to a cathode, a method of manufacturing the same, and a battery including the same. The present application may provide a cathode and a method of manufacturing the same, wherein the cathode comprises an active material layer that contains an acrylic polymer and exhibits excellent resistance to an electrolyte, excellent dispersion of its components and great adhesion to a current collector.

Abstract: A cooking appliance includes a housing having a cooking compartment, which is surrounded by a bottom surface, a pair of side surfaces, and a back surface of the housing, and has an upper surface and a front surface which are open. A door includes a door upper surface part which covers the upper surface of the housing and a door front surface part which is connected to a front side of the door upper surface part and covers the front surface of the housing and opens and closes the upper surface and the front surface of the housing by rotating about a rear side of the door upper surface part. A heating part is installed in at least one of the housing or the door.

Abstract: A transportation head for a microchip transfer device capable of minimizing mechanical and chemical damage to a microchip, a microchip transfer device having same, and a transfer method thereby, and the transportation head includes a head body having a pickup area and a dummy area; a first protruding pin disposed in the pickup area of the head body; and a liquid droplet attached to the first protruding pin.

Abstract: A condensed cyclic compound and an organic light-emitting device including the condensed cyclic compound are provided. The condensed cyclic compound is represented by Formula 1. The A3 ring of Formula 1 is a group represented by Formula 2A or a group represented by Formula 2B. The organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, the organic layer including at least one of the condensed cyclic compound represented by Formula 1.

Abstract: The present application can provide a preparation method that can effectively produce a polymer having desired molecular weight characteristics and solubility in a solvent, and having a monomer composition, which is designed freely and variously according to the purpose, without unnecessary components with excellent polymerization efficiency and conversion rates, and a dispersion comprising the polymer formed by the preparation method.

Abstract: An electrode insulating coating composition according to the present disclosure includes boehmite particles, a dispersant, a binder, and a non-aqueous solvent, wherein the dispersant includes a phenolic compound containing two or more aromatic rings, and is included in an amount of 1.2 to 8.8 parts by weight with respect to 100 parts by weight of the boehmite particles.

Abstract: Proposed is a method of measuring the slope of a drainpipe while moving through the drainpipe. The method includes following steps: a) continuously measuring a slope of a pipe using a slope sensor disposed in a vehicle when the vehicle moves; b) measuring distances to a ceiling of the pipe in real time through non-contact sensors disposed at four positions, that is, at both sides of front and rear portions the vehicle, the step b) being performed simultaneously with the step a); and c) calculating slope differences, which are the degrees of inclination to the front, rear, left, and right using trigonometry and then correcting the slope by reflecting the slope differences to the slope measured in the step a), when there are differences in the distances measured in step b).

Abstract: Provided is a conductive material dispersion comprising single-walled carbon nanotubes, a dispersant, a dispersion aid, and a dispersion medium, wherein the dispersant comprises polyvinyl butyral and hydrogenated nitrile butadiene rubber, and the dispersion aid comprises a compound represented by Formula 1. A-(R)n??[Formula 1] In Formula 1, A is a structure having a carbon number of 16 to 50 carbon number and comprising four or more aromatic rings and nitrogen, R is a structure comprising an anionic functional group, and n is an integer of 1 to 5.

Abstract: The present technology relates to a method of manufacturing an electrode for a secondary battery, and since an electrode is manufactured using an insulating composition including an aqueous binder substituted with a non-aqueous solvent, the wet adhesion of an insulating layer can be increased, and the gelation between an electrode slurry and the insulating composition, which is caused by using different types of binders, can also be prevented.

Abstract: A binder for preparing a positive electrode of a lithium-sulfur secondary battery, a composition including the binder, a positive electrode including the composition and a lithium-sulfur secondary battery including the positive electrode. The binder includes an acrylic polymer, and the acrylic polymer includes a unit formed from a hydroxyphenyl-based monomer or a disulfide-based monomer. The acrylic polymer may include 1 to 20 wt. % of units formed from the hydroxyphenyl-based monomer. The acrylic polymer may include 1 to 20 wt. % of units formed from the disulfide-based monomer. Such a battery has increased long-term stability due to suppression of leaching of the sulfur-based materials by absorption of lithium polysulfides.

Abstract: The present technology relates to an insulating composition having excellent wet adhesion and a preparation method thereof, and since an insulating coating layer has excellent wet adhesion in a liquid electrolyte, there is an advantage in that migration of lithium ions in an overlay region of an electrode can be blocked to suppress capacity expression and the like.

Abstract: The present application can provide a preparation method capable of preparing a desired polymer or conductive polymer film with excellent polymerization efficiency and conversion rates without consumption or modulation in the polymerization process, and a polymer and a conductive polymer film formed by the method. The present application can provide a method for preparing a polymer or a conductive polymer film having a desired level of transparency and conductivity, wherein desired physical properties such as solubility in a solvent or resistance to a solvent are effectively imparted thereto as necessary, and a polymer and a conductive polymer film formed by the method.

Abstract: A method for measuring the properties of an anode slurry, including preparing a kneaded anode slurry, measuring an insertion length of a measuring bar, and calculating a kneading energy of the anode slurry. Specifically, the method being capable of evaluating the degree of adsorption among a conductive material, an active material, and carboxy methyl cellulose (CMC) in a kneaded state of the anode slurry.

Abstract: A neutral layer composition and a neutral layer formed from the same are disclosed herein. In some embodiments, a neutral layer composition includes a random copolymer having a unit represented by Formula 1, and a unit containing an aromatic structure having one or more halogen atoms, wherein the molar amount of the unit represented by Formula 1 is present in a range of 9 mol % to 32 mol %, based on the total molar amount of the copolymer. The neutral layer can effectively control orientation characteristics of various block copolymers deposited thereon.

Abstract: According to a system and method for evaluating the dissolution quality of a binder solution for a secondary battery electrode, by preparing an electrode slurry with a binder solution having a predetermined amount or more of cumulative filtration amount or a predetermined level or less of flow rate reduction rate, the quality of an electrode for a secondary battery may be improved.

Abstract: A positive electrode and a lithium secondary battery including the same are disclosed herein. In some embodiments, a positive electrode for a lithium secondary battery includes a positive electrode current collector, a primer coating layer formed on the positive electrode current collector, and a positive electrode active material layer formed on the primer coating layer, wherein the primer coating layer comprises lithium iron phosphate, a binder, a conductive material, and a dispersant, wherein the lithium iron phosphate is represented by the following Chemical Formula 1, wherein the dispersant is a hydrogenated nitrile butadiene rubber (HNBR), and wherein the hydrogenated nitrile butadiene rubber is contained in an amount of 0.4 to 2.0 wt % based on the weight of lithium iron phosphate Li1+aFe1?sMs(PO4?b)Xb??[Chemical Formula 1] wherein, M is at least one element selected from Co, Ni, Al, Mg, Ti and V, X is F, S, or N, and 0?s?0.5; ?0.5?a?+0.5; 0?b?0.1.

Abstract: Methods for forming a laminate are provided. The method provides a highly aligned block copolymer without orientation defects, coordination number defects distance defects and the like on a substrate, thereby providing a laminate which can be effectively applied to the production of various patterned substrates, and a method for producing a patterned substrate using the same.

Abstract: A method for preparing a patterned substrate includes selectively etching any one segment block of a self-assembled block copolymer from a laminate having a substrate; wherein a block copolymer membrane is formed on the substrate and the substrate contains the self-assembled block copolymer. According to the method, the self-assembled pattern of the block copolymer can be efficiently and accurately transferred on the substrate to prepare a patterened substate.

Abstract: The present application relates to a binder. The present application can provide a binder which can be applied to production of silicon series negative electrodes to cope well with shrinkage and expansion by repeated charge and discharge, and has excellent binding force between active materials and adhesive force to a current collector, and an active material composition, an electrode and a secondary battery, comprising the same.

Abstract: A laminate and a method for producing a patterned substrate using the same are disclosed herein. In some embodiments, a laminate includes a substrate, and a stripe pattern having first and second polymer lines alternately and repeatedly disposed on the substrate, wherein the first polymer line comprises a first polymer having a first polymerized unit having a ring structure connected to a main chain and a second polymerized unit represented by Formula 1. The method may be applied to manufacture of devices, such as electronic devices, or of applications, such as integrated optical systems, guidance and detection patterns of magnetic domain memories, flat panel displays, liquid crystal displays (LCDs), thin film magnetic heads or organic light emitting diodes, and may be used to build a pattern on a surface used in manufacture of discrete track media, such as integrated circuits, bit-patterned media and/or magnetic storage devices such as hard drives.