CLEANING LIQUID FOR SOLAR CELL, AND CLEANING METHOD USING THE LIQUID

摘要

PROBLEM TO BE SOLVED: To provide a cleaning liquid for solar cells, which is used for removing stuck stains and at least a part of an insulator contained in electrodes such as a bus bar electrode and a finger electrode during a wiring step of the solar cell or before and after the wiring step.

SOLUTION: The cleaning liquid for solar cells contains a polar solvent having 10-60 dielectric constant at 20-25°C. The cleaning liquid for solar cells can further contain a surfactant.

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