화학공학소재연구정보센터
학회 한국재료학회
학술대회 2018년 봄 (05/16 ~ 05/18, 삼척 쏠비치 호텔&리조트)
권호 24권 1호
발표분야 E. 환경/센서 재료 분과
제목 Recovery of rare metals from waste LCD glass panel through leaching
초록 Followed by dismantling of waste LCD, for hydrometallurgical indium recovery from glass cullet leaching is the rudimentary stage. Although cullet-size reduction adds convenience for recycling, the determination of optimum size is rather essential from efficient leaching process development perspective. Hence, leaching efficiency of indium as function of cullet size were investigated. From our investigation, it has been concluded that size of waste LCD cullet inversely affects leaching efficiency of indium. For efficient leaching smaller cullet size has been recommended, hence, waste LCD needed to be crushed less than 1 mm. The comparison of indium leaching behavior using several acid solutions showed that all the acid solutions had similar leaching efficiency. Hence, the HCl can be recommended for industrial application perspective.
저자 김미소, 이혜지, 오민주, 차은서, 김율이, 이유미, 홍현선
소속 성신여자대
키워드 <P>Indium leaching; rare metals; e-waste recycling; LCD glass cullet</P>
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