Development of Recycling Process for Copper-Gallium Target
Gallium is used as a raw material for a CIGS solar cell.In the manufacturing process of CIGS solar cells, only 30% of the target Converters material is used, and the rest is not used and becomes a spent Sunglasses target scrap.In order to recover gallium from spent target scrap, we investigated the process composed of hydrometallurgical treatment o