摘要:
본 발명은 광학기재에 무반사를 위해 적용되는 광학 필름 코팅 방법에 관한 것으로 광학 기재 표면을 세척하는 단계; 상기 기재 표면에 수산화이온 제공제 또는 불소이온 제공제를 포함하는 준금속 산화물 나노입자 수분산액의 코팅용액을 슬릿다이 또는 스프레이 노즐로 코팅하는 단계; 및 건조하는 단계로 이루어진 무반사 광학 코팅 방법을 제공한다. 본 발명의 광학 코팅 방법은 코팅 방법이 단순하면서도 광학 기재에 종래에 비해 광학 코팅 내 결함의 수가 매우 적고 접합력 및 내구성이 크게 향상되면서 투과율이 높은 광학 코팅을 제공한다.
摘要:
PURPOSE: An AR optical coating method is provided to let wet AR optical coating with a dip coating method by cheap process equipment by using coating solution of nano particle dispersion liquid including catalyst. CONSTITUTION: An AR optical coating method of nano particle dispersion liquid comprises the following steps. (a) The surface of optics is washed. The optics is dipped into the cooling container which contains coating solution of nano particle dispersion liquid of metalloid oxide. (c) The optics is raised to the pull rate of 40-200mm / sec between the train board covering top portion of the coating solution. (d) The adhered coating solution is solidified by heating the optics increased to the outside of the coating solution to mean temperature of 60-90°C. And (e) the solidified coating solution is solidified by re-heating the increased optics. The coating solution of the step (b) comprises hydroxide ion supplier or fluorine ion supplier.
摘要:
PURPOSE: A chamber type substrate coating apparatus and a substrate coating method thereof are provided to naturally condense and attach a coating solution atomized on the surface of a substrate using gravity, thereby arranging a coating layer with a uniform thickness. CONSTITUTION: A main body part(110) comprises a moving part(110a) which moves a substrate in one direction and a mist chamber(110b). The moving part comprises a driving motor(114) and a horizontal stand(112) fixing both ends of a driving roll(111). A mist generation part(120) comprises a reaction chamber which atomizes a coating solution into minute particles by supersonic vibrations. The reaction chamber is connected to a nozzle(116) installed in the mist chamber with a mist supply line(116a) as a medium. A coating solution supply part supplies the coating solution with a fixed temperature in an internal chamber and external chamber. A drying part(150) includes a plurality of heater members(151,152) near an outlet.
摘要:
기판 코팅장치를 제공한다. 본 발명은 기판의 표면에 코팅액을 일정두께로 균일하게 코팅하는 코팅장치에 있어서, 상기 기판을 일방향으로 이동시키는 이동부를 구비하고, 상기 이동부가 배치되는 내부공간을 갖는 챔버를 구비하는 본체부; 상기 이동부를 따라 기판이 이동하는 동안 상기 기판의 표면상으로 무화된 코팅액을 분사하도록 코팅액이 분사되는 초음파노즐과 에어가 분사되는 에어노즐을 구비하는 노즐부 ; 상기 초음파노즐과 코팅액공급라인을 매개로 연결되어 코팅액을 공급하는 코팅액공급부 ; 상기 에어노즐과 에어공급라인을 매개로 연결되어 에어를 공급하는 에어공급부 ; 및 상기 기판과 노즐부사이에 상기 기판과 일정간격을 두고 이격되는 차단판을 갖추어 상기 노즐부로부터 무화되어 상기 기판의 진행방향으로 분사되는 분무입자 중 상기 기판의 진행반대방향으로 흐르는 분무입자가 기판의 표면에 낙하되지 않도록 차단하는 미스트 차단부를 포함한다.
摘要:
PURPOSE: A low reflection coating method for application on a glass substrate having a micro uneven surface is provided to promote durability and transmittance. CONSTITUTION: A glass substrate is washed. The coating solution of the metalloid oxide nano particle aqueous dispersion is coated on the surface of a glass substrate. The coating solution of the metalloid oxide nano particle aqueous dispersion includes hydroxide ion providing agent or fluoride ion providing agent. The surface of the glass substrates is turned upside down. The glass substrate is baked by ultraviolet radiant heat or convection heat.
摘要:
PURPOSE: An anti-reflection optical coating method is provided to obtain a high definition optical film by improving the wetting ability of a coating solution. CONSTITUTION: An anti-reflection optical coating method comprises the following steps: washing the surface of an optical device; coating a metalloid oxide nanoparticle aqueous dispersion containing a hydroxide ion supplying agent or a fluorine ion supplying agent to the surface of the optical device using a slit die or a spray nozzle; and drying the optical device.
摘要:
PURPOSE: A method for preparing a nano porous antireflection film is provided to enhance porosity and durability through simplified process by inducing a bond between particles through the injection a catalyst together with nanoparticles. CONSTITUTION: A method for preparing a nano porous antireflection film comprises the steps of: (i) injecting nano particles of metal oxide or silicon oxide in a solvent to prepare a nano particle dispersion; (ii) injecting a catalyst in the nano particle dispersion; and (iii) coating the nano particle dispersion in which a catalyst is injected at, at least one side of a surface-treated substrate.
摘要:
PURPOSE: An anti-reflective optical coating method using nano particle dispersion is provided to form a continuous facility due to the drastic reduction of energy and time in a curing step and a simple process, to reduce costs, and to prevent damages of a reflection prevention layer material by a low process temperature. CONSTITUTION: An anti-reflective optical coating method using nano particle dispersion comprises: a step of washing the surface of an optic substrate; a step of coating a coating solution of a metalloid oxide nano particle aqueous dispersion including a hydroxide ion supplier or a fluorine ion supplier on the optic substrate; a step of solidifying the above-mentioned coating solution; and a step of curing the solidified coating solution with atmospheric pressure plasma under a reactive gas environment of oxygen accompanied with inert carrier gas or air. The step of coating the coating solution of the metalloid oxide nano particle aqueous dispersion is performed with a dip coating, a slit coating, or a spray. The step of coating and the subsequent steps are performed consecutively in a line. A heating source of the solidification step is an infrared lamp or a resistance coil.