| 摘要 |
PROBLEM TO BE SOLVED: To provide a flux composition for solder which can remove a flux residue by water washing even when a solder temperature is high, and also prevent metal corrosion.SOLUTION: A flux composition for solder comprises (A) an ester compound of polyglycerol and 8-12C fatty acid, (B) organic solvent, and (C) oxalic acid. |
