VALUABLE OBJECT RECOVERY METHOD AND SOLDER ALLOY

摘要

PROBLEM TO BE SOLVED: To provide a valuable object recovery method capable of recovering a valuable object contained in a photovoltaic power generation panel with ease and energy saving and to provide solder alloy using the valuable object recovery method.SOLUTION: A valuable object recovery method for a photovoltaic power generation panel, having a plurality of battery cells for converting sunlight incident from one surface into electricity; a protective member mounted on one surface side and the other surface side of the battery cell; and a sealing part for sealing the battery cell between the protective members, includes: removing the protective member and the sealing part and immersing a remaining remainder into molten tin.SELECTED DRAWING: Figure 2