| 摘要 |
PROBLEM TO BE SOLVED: To provide a hydraulic composition improving strength of a cured body in about 24 hours after preparation.SOLUTION: A hydraulic composition contains one or more amine compounds selected from alkanolamine, an aromatic compound having one or more hydroxyl groups selected from phenol and resorcinol, cement and water, and the content of the amine compound is 0.01 pts.wt. or more and 0.40 pts.wt. or less, the content of the aromatic compound having hydroxyl groups is 0.03 pts.wt. or more and 0.45 pts.wt. or less, and the total amount of the amine compound and the aromatic compound having hydroxyl groups is 0.06 pts.wt. or more and 0.60 pts.wt. or less based on 100 pts.wt. of cement. |
