Abstract:
본 발명은 전기 전도성 입자 및 그 제조 방법에 관한 것으로서, 본 발명에 따른 전기 전도성 입자는 장기적인 도전 안정성, 표면 전도성, 내구성 및 내열성이 우수하여, 전자 기기의 패키징에 사용되는 이방성 도전 필름의 제조에 유용하게 적용될 수 있으며, 또한 우수한 전기 전도성을 가져 각종 모바일 기기, 액정 디스플레이, 전자 종이 시스템 등의 다양한 디스플레이 기기 제조에 필수적인 미세패턴 형성 공정에 용이하게 적용될 수 있다. 그라펜, 전기 전도성 입자, 공유결합, 내열성, 복합입자
Abstract:
본 발명은 전도성필름 제조방법 및 전도성필름에 관한 것으로, 상기 전도성필름 제조방법은 탄소나노튜브를 용매에 분산시키는 단계와, 상기 분산액을 기판의 일면에 코팅하여 탄소나노튜브층을 형성하는 단계, 및 금속 스퍼터링을 통하여 상기 탄소나노튜브층의 일면에 금속막을 증착하는 단계를 포함한다. 이에 의하여 본 발명은 광투과성을 유지하면서도 전기전도도가 향상된 전도성필름을 구현한다. 스퍼터링, 전도성필름, 광투과성
Abstract:
본 발명은 전도성 물질이 네트워크 구조를 형성하고 있는 것을 특징으로 하는 전도성 접착제 및 전기방사를 이용한 상기 전도성 접착제의 제조 방법에 관한 것이다. 본 발명에 따른 전도성 접착제는 전도성 물질이 네트워크 구조를 형성하고 있어서 전기적 특성이 매우 우수하다. 또한, 본 발명에 따른 전도성 접착제의 제조 방법은 종래의 전도성 접착제 제조 방법에 비하여 공정이 단순하고 공정 시간이 짧아 경제성이 좋고, 화학적 표면 개질 또는 기계적 분산 기술이 요구되지 않아 환경오염 문제를 유발하지 않으므로 환경 친화적이다. 전기방사, 전도성 접착제, 네트워크 구조, 전도성 물질
Abstract:
PURPOSE: An electro-conductive particle and a manufacturing method thereof are provided to secure the heat resistance and the durability of the electro-conductive particle for manufacturing an anisotropic conductive film. CONSTITUTION: An electro-conductive particle contains the following: a polymer micro particle(A) with a condensation reactive functional group on the surface; and a graphene coating layer(C) formed by attaching to graphene including a functional group capable of covalent bonding with the condensation reactive functional group, to the surface of the polymer micro particle using a covalent bond.
Abstract:
PURPOSE: A method for manufacturing a transparent titanium oxide powder is provided to control crystallinity and size and to ensure dispersibility in organic solvent or aqueous solution. CONSTITUTION: A method for manufacturing titanium oxide powder comprises: a step of obtaining a titanium oxide nanoparticle which is treated by organic surface treatment through sol-gel reaction of titanium oxide precursors and an organic material; a step of performing hydrothermal synthesization of the titanium oxide nanoparticle; a step of dispersing and precipitating the titanium oxide nanoparticle in organic solvent to purify the titanium oxide nanoparticle. The hydrothermal synthesis is performed at a 100-300°C and 10-20 pressure for 1-10 hours. The titanium oxide precursors are a titanium alcoxide type material. The organic material is a ketone type organic material. The organic solvent is ether-based solvent or toluene.
Abstract:
PURPOSE: A manufacturing method of an organic clay using sonic waves and a nanocomposite using the same is provided to make layered clays in the polymer matrix to fully exfoliate and disperse by effectively inserting an organic modifier. CONSTITUTION: A manufacturing method of an organic clay comprises the steps of: processing a solution including clay having layer structure with an ultrasonic wave; inserting an organic modifier into the inter-layer of the clay which is treated with the ultrasonic wave; and repeating the process of the ultrasonic wave for 10~120 minutes by the size of 50~500w. The clay is selected from montmorillonite, saponite, hectorite, beidellite, bentonite, nontronite, laponite, vermiculite, illite, muscovite, mica, mica fluoride or the compound of the same.
Abstract:
A method for manufacturing polymer composite separator plates for fuel cells is provided to improve in-plane electroconductivity and through-plane electroconductivity and to ensure excellent a manufacturing process. A method for manufacturing polymer composite separator plates for fuel cells comprises the steps of: (a) manufacturing a vertically aligned conductive short fiber sheet; (b) permeating composite powder consisting of a polymer and carbon filler to the short fiber sheet; (d) forming prepreg by thermal molding the short fiber sheet; (d) laminating the prepreg of one layer or multilayer in a mold; and (e) compression-molding the prepreg.
Abstract:
A dye sensitized solar cells using a solid-state nano-composite electrolytes are provided to improve ion conductivity and stability by using an inorganic structure of layer structure into which organic substance is inserted through ion-exchange. A solar cell is comprised of a semiconductor electrode(110), an opposite electrode(120), and a solid state nano composite electrolyte(130). The solid state nano composite electrolyte is interposed between the semiconductor electrode and the opposite electrode, and the ammonium system organic compound or an oligomer is inserted into the titania group inorganic material of the layer structure. The titania group inorganic substance is one selected from the group consisting of K2Ti4O9, na2Ti3O7, and csxTi2-x / 4O4.
Abstract:
A dye-sensitized solar cell and a manufacturing method thereof are provided to increase current density by generating more amount of electro-hole pairs using a forth and back scattering effect. A transparent electrode is formed on a substrate made of transparent glass or plastic to form a lower transparent conductive substrate(101), and a shield layer(102) is formed on an upper surface of the lower transparent substrate. A porous titanium oxide electrode(103) is formed on the shield layer, in which dye is absorbed on a surface of the electrode. An upper transparent conductive substrate(107) is opposite to the lower transparent substrate, and an opposite electrode(106) is formed on a surface of the upper transparent substrate. A liquid or solid electrolyte(104) is filled between the titanium oxide electrode and the opposite electrode.
Abstract:
A microcapsule-conductive particle composite, its preparation method, and an anisotropic conductive adhesive film using the microcapsule-conductive particle composite are provided to control surface adsorption density, to prevent the agglomeration of particles and to improve low temperature fast curing effect. A microcapsule-conductive particle composite comprises a conductive metal particle or a conductive particle comprising a polymer particle whose surface is coated with a conductive metal layer; and a microcapsule which has a surface functional group with the affinity to the metal, and comprises a core part and a shell part, wherein the microcapsule is adsorbed on the surface of the conductive particle or the conductive particle is adsorbed on the surface of the microcapsule, and the core part of the microcapsule comprises a low temperature fast curing type organic compound curing agent.