| abstract |
The present invention is applied to the repair and reinforcement target of the structure to form a primer layer, and a primer composition comprising acrylic resin, siloxane, amino compounds, phosphoric acid, nitrite; A seismic mortar composition that is poured into the primer layer to form a cross-section repair layer, and includes cement, silica sand, calcium sulfoaluminate, silica fume, aluminum salt, and silica fiber; Regarding a composition for maintenance and reinforcement of a vibration-generating structure in public use, comprising; a surface protectant composition that is poured into the cross-section repair layer to form a surface layer, and includes a polymer resin, silica, silane, photocatalyst, and penetration hardener. will be. |