Recycling indium from waste LCDs: A review

In this paper, the main characteristics of indium and the waste management status of end-of-life LCDs are introduced. And we mainly focus on the highly developed single recycling and reusing techniques. In addition, several combined recycling processes are evaluated. Furthermore, on the foundation of techniques and processes mentioned above, the promising related single techniques and the improvements on whole treatment process of waste LCDs are suggested.