| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: there is disclosed flocculant containing polyacrylamide, modifying agent and water. Modifying agent is carbamide. Component ratio is as follows, wt %: polyacrylamide 0.5-0.7; carbamide 0.15-0.3; water - the rest. ^ EFFECT: carbamide as modifying agent ensured higher flocculant efficiency. ^ 1 cl, 1 ex, 1 tbl |
