Repair and reinforcement composition for long life of aged reinforced concrete structure and construction method using same

摘要

The present invention is applied to the repair and reinforcement object of the structure to form a primer layer, and a primer composition comprising acrylic resin, siloxane, amino compounds, phosphoric acid, nitrite; A cross-section repair composition that is poured into the primer layer to form a cross-section repair layer, and includes cement, silica sand, calcium sulfoaluminate, and silica fume; It characterized in that it comprises a; is poured in the end surface repair layer to form a surface layer, a surface protectant composition comprising a polymer resin, silica, silane, a photocatalyst, and a penetration curing agent.