Abstract:
The present invention relates to the boron-doped reduction graphene capable of adjusting the physical properties of a semiconductor and conductivity and a manufacturing method thereof and, preferably, to a mass production method. The boron-doped reduction graphene according to the present invention exhibits excellent conductivity and improved stability and is usefully used in a graphene semiconductor since the boron-doped reduction graphene shows p-type properties. The manufacturing method for the reduction graphene according to the present invention is environment-friendly, simplifies a process method, reduces production costs, facilitates mass production and adjusts the physical properties of a semiconductor and conductivity, thereby being usefully used in the production of the graphene semiconductor. [Reference numerals] (AA) Manufacturing the dispersion of graphene oxides and boron oxides;(BB) Manufacturing graphene oxide-boron oxide solid mixtures;(CC) Reducing and doping through heat treatment;(DD) Washing and drying residual boron oxides
Abstract:
PURPOSE: Conductive particles are provided to have excellent surface conductivity, durability, and heat resistance by physically and/or chemically combining two materials having conductivity, thereby being easily used as an electron packaging material such as an anisotropically conductive film, etc. CONSTITUTION: Conducive particles comprises a substrate particles, a carbon nanotube layer spread on a surface of the substrate particle, a plurality of metal nanoparticles combined with the carbon nanotube layer. The carbon nanotubes comprise a reactive group. The metal nanoparticles are combined with the carbon nanotube layer by covalent-bonding with the reactive group. A manufacturing method of the conductive particles comprises: a step of preparing the carbon nanotubes comprising the reactive group; a step of preparing a carbon nanotube-substrate composite particles by coating the surface of the substrate particle with the carbon nanotubes; and a step of accepting the metal nanoparticles into the carbon nanotube-substrate composite particle.
Abstract:
PURPOSE: A thiazolidinone compound with IKK-beta suppression and a pharmaceutical composition containing the same are provided to prevent and treat rheumatoid arthritis, degenerative arthritis, asthma, and cancer. CONSTITUTION: A thiazolidine-4-one derivative is denoted by chemical formula 1. A pharmaceutical composition for treating inflammatory diseases or cancer contains the compound of chemical formula 1 as an active ingredient. The inflammatory diseases include rheumatoid arthritis, degenerative arthritis, asthma, or chronic obstructive lung diseases. A method for preparing the thiazolidione compound comprises: a step of cyclizing aryl thiourea compound of chemical formula 2 with ethyl 2-chloroacetate or prepare 2-arylimino-thiazolidine-4-one compound of chemical formula 3 or 4; a step of condensing the compound of chemical formula 3 or 4 with aryl aldehyde compound of chemical formula 5.
Abstract:
PURPOSE: A dye sensitized solar cell and a manufacturing method thereof are provided to include an electrode structure which has a catalytic function and excellent conductivity, thereby improving photoelectric conversion efficiency of the solar cell. CONSTITUTION: A first electrode structure(10) comprises a conductive layer(101) and a front substrate(103). A nano wire(1011) comprises a first nano wire(1011a) and a second nano wire(1011b). The height of an overlapped part(1013) is smaller than the sum of diameters of the first nano wire and the second nano wire. A photoelectric conversion layer(20) comprises a plurality of pores(201), a dye(203), and an electrolyte(205). A second electrode structure(30) comprises an electrode layer(301) and a rear substrate(303).
Abstract:
PURPOSE: A manufacturing method of a conductive film and the conductive film are provided to simply manufacture the conductive film by mixing carbon nanotubes and a metal wire, and to improve the conductivity and the durability of the film. CONSTITUTION: A manufacturing method of a conductive film(100) comprises the following steps: pre-treating carbon nanotubes(121) by cutting with a ultrasonic wave or reacting with acid; dispersing the carbon nanotubes to a solvent; mixing a metal wire(122) with the carbon nanotube dispersed solution; and forming an electrode layer(120) by coating the carbon nanotube dispersed solution to a substrate(110).
Abstract:
PURPOSE: A manufacturing method of a conductive film, and the conductive film are provided to manufacture the conductive film with the improved optical permeability and the uniform conductivity on the surface. CONSTITUTION: A manufacturing method of a conductive film comprises the following steps; dispersing carbon nanotubes to a solvent; mixing a segregation-inducing material to the solvent; and forming an electrode layer by coating the carbon nanotube dispersed solution including the segregation-inducing material on a substrate. The conductive film includes a transparent substrate(110), and the electrode layer(120).
Abstract:
PURPOSE: A latent hardener composite particle, a method for manufacturing the same, and a one pack type epoxy resin using the same are provided to have a simple process in comparison with a conventional wet method and to remarkably enhance conversion stability by forming as a dense protective layer. CONSTITUTION: A latent hardener composite particle includes a hardening agent which is a core material, a protective film covering the outer side of the hardener, and a shell including filling paraticles which are physicochemically combined on the protective film through mechanofusion. A part of the filling particles are stuck in the protective film to increase the density of the protective film. The hardener includes an amine-based adduct, a dicyandiamide-based material, a dihydride compound, or a dichlorophenyldimethyl urea compound. The protective film includes an isocyanate compound.