电子废弃物中贵金属回收技术进展

Progress of Precious Metal Recovery from Waste Electrical and Electronic Equipment

电子废弃物因其潜在的环境危害性以及富含有价金属而受到了广泛的关注,尤其是电子废弃物中的贵金属,更是其回收的主要经济驱动力。电子废弃物中贵金属回收要经过预处理和提取2个阶段,介绍了2个阶段中的技术进展,对其中的各种方法做出了总结和展望。

Waste electrical and electronic equipment （WEEE） has received the widespread attention because of its potential environmental hazards and rich in valuable metals. Most of all, the recovery of precious metals from the WEEE is the major economic driving force. The two-stage treatment of precious metals recovery in the WEEE contains pretreatment and extraction, the technical progress of the treatment was introduced, and further summary and outlook were made on the various methods of the two-stage treatment.