| 摘要 |
PROBLEM TO BE SOLVED: To provide a method of removing an antirust agent which makes it easier to remove the antirust agent.SOLUTION: A method is intended to remove an antirust agent 2 attached to a surface 1a of a metal mold 1 to be used when placing concrete. The method includes applying isopropyl alcohol to a surface of the attached antirust agent 2; covering portions, to which the isopropyl alcohol has been applied, with a vaporization suppressing member 4 that suppresses vaporization of the isopropyl alcohol; and thereafter removing the antirust agent 2 after an elapse of a predetermined period of time.SELECTED DRAWING: Figure 1 |
