Synthesis of cationic polyacrylamide by low-pressure
2017-3-15 · In the flocculation process, a certain dosage of PADC was immediately added into the kaolin suspensions. The mixture solution was first stirred at a high speed of 250 r min −1 for 5 min and then mixed at low speed of 50 r min −1 for 15 min. Subsequently, supernatant was obtained after free-settling for …
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