凹凸棒土-聚合硫酸铁复合絮凝剂在废水处理中的应用研究

【摘要】 本文制备了凹凸棒土-聚合硫酸铁复合絮凝剂,考察了凹凸棒土投加量、凹凸棒土改性温度以及凹凸棒土与聚合硫酸铁复合反应温度、复合反应时间对复合絮凝剂絮凝性能的影响。通过对其在生活废水中的CODcr去除率和浊度去除率进行比较,得到复合絮凝剂的最优制备工艺条件:凹凸棒土热处理温度为400℃、复合反应温度50℃、凹凸棒土投加量2.0g/L、复合反应时间为4h。更多还原

【Abstract】 In this paper the preparation of attapulgite-PFS composite flocculant,Attapulgite Attapulgite soil temperature and soil temperature and PFS composite,composite response flocculation of composite flocculants time performance.Of life through its wastewater removal and turbidity removal efficiency of CODcr comparison,the optimal composite flocculant preparation conditions: soil heat treatment temperature of Au 400 ℃,coagulation temperature of 50 ℃,Au adding soil the volume of 2.0g / L,for the coagulation reaction time 4h.更多还原