| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for producing hydraulic powder which uses a single compoune and which achieves both exhibiting good crushing efficiency of a hydraulic compound and obtaining a hydraulic powder, such as cement, improved in a compression strength in curing of the obtained hydraulic composition. <P>SOLUTION: There is provided a method for producing a hydraulic powder containing 0.5-9.5 wt.% of C<SB POS="POST">3</SB>A, including a step of pulverizing a hydraulic compound in the presence of an alkanolamine having a freezing point of equal to and less than 0°C. <P>COPYRIGHT: (C)2012,JPO&INPIT |
