| 摘要 |
PROBLEM TO BE SOLVED: To obtain a repairing agent low in production cost and easy in performing a repairing work, and to provide a repairing method by using the agent. SOLUTION: The repairing method comprises the steps of applying inexpensive sodium bicarbonate as a 1st agent to damaged spot (s), then adding a 2nd agent whose main component is a cyanoacrylate undergoing instantaneous polymerization on contact with water to the 1st agent to effect instantaneous hardening, and consequently removing the resultant excess part by abrasion, or the like. Thus, the damaged spot(s) can be repaired easily and quickly.
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