| 摘要 |
A saccharide derivative having ureido group having 100 to 1% of N-carbamoyl-D-glucosamine unit, 0 to 90% of D-glucosamine unit and 0 to 70% of N-acetyl-D-glucosamine unit. The saccharide derivatives having ureido group can be used as fabricated products, an adhesive agent, a bonding agent, a processing agent, a coating agent, a soil improver, a fertilizer coating material, a water swellable material and a water absorbent. |
