| 摘要 |
PROBLEM TO BE SOLVED: To provide a rust treatment agent for application and a repair method using the same as a repair method alternative to replacement of members for prolonging life of equipment for a galvanized steel such as a steel tower member in which degradation due to rust becomes worse.SOLUTION: The rust treatment agent used for a rusted galvanized steel is provided which is composed of: a main agent containing (a) an epoxy resin, (b) acetyl acetone, (c) a rust preventive pigment, (d) an extender pigment and (e) a solvent; and a curing agent, and has a viscosity after mixing the main agent and the curing agent of 50 to 3,800 mPa s (20°C). The repair method using the rust treatment agent is also provided which includes performing chaplet treatment on the rusted galvanized steel to remove only weak rust, but not completely remove rust, and applying the rust treatment gent onto the resultant galvanized steel while a part of rust remains.SELECTED DRAWING: Figure 1 |
