| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a fly ash-containing material having a high added value at a low cost, and a molded material by utilizing the same. SOLUTION: This fly ash-containing material 20 is manufactured by adding a cement 1 and water 2 to the fly ash 10, and then a heat-insulating material 30 is produced as a molded material by adding a sedimentation-preventing material 3 such as a glass fiber, a thickening agent 4 such as a polyvinyl alcohol, a surfactant 5 (only as necessary), a foaming agent (only as necessary) and water 2 to the above material 20, mixing and then pouring the obtained slurry into a mold for cast molding.</p> |
