| 摘要 |
<p>In the present invention, disclosed are a waterproof composition with a waterproof admixture, which has outstanding permeability, long-term durability and excellent waterproof properties due to magnetorheological properties so as to be used in a structure under water pressure, and a repairing method of a concrete structure using the same. The waterproof composition includes 5-55 wt% of a cement binder and 45-95 wt% of a waterproof admixture wherein the waterproof admixture includes 40-98 wt% of acrylic emulsion, 1-15 wt% of butyl acrylate, 0.1-15 wt% of phthalate acid ester emulsion, 0.1-15 wt% of epoxy emulsion, 0.1-15 wt% of polyoxyethylene octylphenyl ether emulsion, and 0.1-10 wt% of silane. The waterproof composition including the waterproof admixture is applied to a removed part of a damaged area.</p> |
