Abstract:
PURPOSE: Provided are a cathode ray tube(CRT) coating layer of conductive polymer which can improve low reflectivity and contrast of low reflective coating composition and block an electromagnetic wave, and a composition for forming the coating layer. CONSTITUTION: The CRT coating layer of conductive polymer consists of the first layer formed by using the first composition comprising PEDT(poly(3,4-dioxyethylene)-thiophene), conductive inorganic particle, C1-C3 alcohol solvent, silica sol or alkyl silica sol, water-soluble or alcohol-soluble polymer, water dispersing carbon black, water dispersing color pigment, and water-soluble or alcohol-soluble color dye, and the second layer formed by using the second composition comprising alcohol solvent, silica sol or alkyl silica sol, and acid catalyst. The silica sol or alkyl silica sol is formed from tetraalkoxy silane or alkyl triethoxy silane.
Abstract:
PURPOSE: A conductive black-coloring coating solution composition for screening the electromagnetic wave, a preparation method of a coating film using the composition, and a coating film prepared by the method are provided, to improve the screening efficiency for electromagnetic wave and to reduce the reflectivity and the transmittance. CONSTITUTION: The conductive black-coloring coating solution composition comprises 10-30 wt% of Ag-Au sol whose solid content is 0.9-1.4 wt%; 0.1-5 wt% of polyethylene dioxythiophene(whose solid content is 1.2-1.5 wt%) doped with polystyrene sulfonate; 0.1-0.3 wt% of an alkoxysilane; a carbon black dispersion solution whose solid content is 2-4 wt%; 5-8 wt% of an inorganic pigment mixture whose solid content is 2-4 wt%; and 60-85 wt% of an alcoholic solvent of C1-C7. Preferably the Ag-Au sol comprises the Ag microparticle coated with Au having a diameter of 10-50 nm; the alkoxysilane is tetraethoxysilane or tetramethoxysilane; and the alcoholic solvent is at least one selected from the group consisting of isopropyl alcohol, ethyl cellosolve, ethanol, propylene glycol monomethyl ether and diacetone alcohol.
Abstract:
PURPOSE: Provided is a washing liquid for paint coated on jig at low costs without using high temperature or pressure in washing. CONSTITUTION: The composition comprises 0.1-70wt.% of styrene-maleic anhydride resin or its derivatives and 30-99.9wt.% of water together with 0.1-50wt.%(based on the 100wt.% of the resin) of NaOH or KOH as a neutralizer. The paints is conductive paints containing a metal component or UV paints.
Abstract:
본 발명은 CRT(Cathod Ray Tube) 유리표면의 코팅에 이용되는 코팅제 조성물, 특히 폴리에틸렌디옥시티오펜 수용액, 알콜 및 아마이드계 혼합용매, 알콕시실란, 수용성 고분자, 술폰산 모노머 도판트, 수분산성 카본블랙, 및 수분산성 유색안료를 포함하는 대전방지성 착색 코팅제 조성물, 그의 제조 방법, 및 그를 이용한 유리표면의 코팅방법에 관한 것으로 본 발명의 코팅제 조성물은 내후성, 밀착성, 경도 등의 물성이 우수할 뿐만 아니라 CRT 유리표면에 코팅되는 경우 양호한 외관을 제공함과 동시에 생산비용이 저렴한 이점이 있다.
Abstract:
PURPOSE: A hard coating composition used for the manufacture of an anti static thin film is provided which imparts excellent conductivity, transmissivity, hardness and a film uniformity when coated on the surface of CRT glass. CONSTITUTION: The composition comprises 1 to 8% by weight of a polyethylenedioxythiophene conductive polymer solution, 0.5 to 4% by weight of alkoxysilane, 83 to 98% by weight of an alcohol solvent, 0.1 to 5% by weight of an amide solvent, 0.005 to 0.05% by weight of a sulfon group-containing monomer dopant, and 0.005 to 0.1% by weight of a water soluble polymer. The thin film having a surface resistance of 10¬6 to 10¬8 ohm, a transmissivity of above 95% and a hardness of above 6H is obtained using below 8% by weight of a conductive polymer solution.
Abstract:
본 발명은 알루미늄 분말, 유기 비히클 및 산화안티몬을 포함하되, 상기 산화안티몬이 전체 페이스트 중 0.001 중량% 이상 1.0 중량% 미만 포함되어 있는 태양전지용 알루미늄 페이스트 및 이를 이용한 태양전지에 관한 것이다. 본 발명의 태양전지용 알루미늄 페이스트를 이용한 태양전지는 보잉 현상이 감소하고 비드가 발생하지 않으며 변환 효율이 우수한 특성을 나타낸다.
Abstract:
PDP 전극의 흑색층 형성용 조성물이 제공된다. 본 발명에 따른 PDP 전극의 흑색층 형성용 조성물은 흑색안료, 유리프릿, 유기바인더, 및 용제를 포함하며, 상기 흑색안료와 유리프릿의 D90 입경과 최대입경(Dmax)의 차이가 0.5㎛ 이하이고, 상기 흑색안료와 유리프릿의 최대입경이 3㎛ 이하인 것을 특징으로 한다. 또한, 상기 조성물을 이용하여 제조되는 PDP 전극의 흑색층 및 PDP 디바이스가 제공된다. 흑색안료, 유기바인더, 유리분말, D90입경 , Dmax입경. PDP
Abstract:
본 발명은 전극 형성용 페이스트 조성물에 관한 것으로, 더욱 상세하게는 (a) 전도성 분말, (b) 유리프릿, (c) 유기바인더, 및 (d) 용제를 포함하는 페이스트 조성물에 있어서, 상기 (c) 유기바인더는 메틸메타크릴레이트로부터 유도된 반복단위와 하기 화학식 1 및 하기 화학식 2 표시되는 반복단위를 포함하는 공중합체인 전극 형성용 페이스트 조성물에 관한 것이다.
상기 화학식 1에서 R1은 H 또는 CH 3 이고, R2은 치환 또는 비치환 된 C2 ~ C10의 알킬기이다. 상기 화학식 2에서 R1은 H 또는 CH 3 이다. 미세선폭, PDP, 전극, 착색유리프릿, 페이스트, 조성물
Abstract:
PURPOSE: A conductive paste composition for a printed circuit board is provided to have excellent heat resistance and high adhesive force using a phenolic binder resin and to obtain superior flexibility, proper thixotropy, and high conductivity. CONSTITUTION: A conductive paste composition for a printed circuit board includes 50-90 weight% of a conductive material, 5-30 weight% of a phenolic resin, 0.1-10 weight% of a hardener, and a solvent. A method for manufacturing a double-sided flexible circuit board comprises: a step(S110) of printing the composition on one side of the flexible circuit board; a step(S120) of forming a hole on the flexible board requiring up-down electrical connection; and a step(S130) of coating the inner wall of the hole while printing the composition on the other side of the flexible board.
Abstract:
PURPOSE: An electrode composition for offset printing, an electrode formation method using thereof, and a plasma display panel are provided to reduce pile failure and the change of the width of an electrode line during a continuous printing process. CONSTITUTION: An electrode composition for offset printing contains a conductive material, an organic binder, glass frit, and a solvent. The organic binder is an acrylic copolymer containing 5~35wt% of isobornyl acrylate monomer. An electrode formation method using the composition comprises the following steps: filling a gravure roll dented groove with the composition and transferring the composition to a blanket roll(S110); transferring the composition on the blanket roll to a glass substrate(S120); and drying and plasticizing the composition transferred on the glass substrate(S130).