화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2005년 봄 (04/22 ~ 04/23, 여수대학교)
권호 11권 1호, p.112
발표분야 공업화학
제목 Effects of a Ratio of Indium/Tin on Preparation of Indium Tin Oxide Nanoparticles by Supercritical Anti-Solvent Precipitation Process
초록 The morphology of indium tin oxide(ITO) particles was investigated by supercritical anti-solvent(SAS) precipitation method recently proposed to produce size-controlled nanoparticles of various materials in order to enhance productivity and uniformity. From the rigorous performances of the processes, the pressure of 150 bar, the temperature of 50 ℃, the solution concentration of 20 %, and the solution feed flowrate of 1.0 ml/min were determined as the best conditions of SAS process parameters used ethanol as a solvent and 9:1 as the solute ratio of indium to tin(In/Sn). Under these conditions, it is confirmed that the particles obtained were about 30 nm with relatively excellent uniformity.
저자 배국진1, 류 정1, 김문선1, 이종호2, 정창기3, 이화술3, 홍성철3, Kenji Ogino4, 이용철1
소속 1성균관대, 2(주) SKC, 3(주) 선경홀로그램, 4동경 농공대
키워드 supercritical fluid; SAS; ITO
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