| 摘要 |
PROBLEM TO BE SOLVED: To provide a self-leveling hydraulic composition capable of reducing initial cracks of hardened mortar.SOLUTION: The self-leveling hydraulic composition comprises portland cement, a fine aggregate, an admixture, an expanding agent as main components, and contains aluminum sulfate, a shrinkage reducing agent, a limestone fine powder, and a thickener, wherein the thickener is one containing two kinds of cellulosic water-soluble polymers having different viscosities. |
