| 摘要 |
<p>PURPOSE:To provide a hydraulic composition for mortar or concrete, having high fluidity, high packing properties, high separation resistance and excellent durability, not requiring fastening during placing, a molding using the composition and a separation reducing agent for hydraulic substance. CONSTITUTION:(1). A hydraulic composition comprising hydraulic substance powder, beta-1,3-glucan and a high-performance water reducing agent, (2) a molding obtained by adding water to the composition and after the elapse of a fixed time, hardening and (3) a separation reducing agent for hydraulic substance containing beta-l,3-glucan.</p> |
