CALCINATION MOLD PASTE FOR SOLAR CELL ELECTRODE, SOLAR CELL, AND SILVER POWDER

摘要

PROBLEM TO BE SOLVED: To provide a calcination mold paste for a solar cell electrode capable of suppressing early deterioration of a solar cell.SOLUTION: The calcination mold paste for a solar cell electrode includes: a silver powder; a glass frit; a resin binder; and a solvent. A weigh% of sodium contained in the silver powder in reference to the silver powder is 20 ppm or more and 460 ppm or less. The paste is a paste for calcination used at 750°C to 950°C.