【摘要】 评述了纳滤膜应用于染料分离、浓缩的理论模型,立体阻碍—细孔模型、间电荷模型、固定电荷模型、静电阻碍模型。介绍了纳滤膜在染料废水处理和染料精制浓缩中的应用研究成果。研究表明,纳滤膜用于染料废水处理和染料精制浓缩可取得理想的分离率和浓缩率。更多还原

【Abstract】 Theoretical models with nanofiltration membrane separating and concentrating dye were reviewed,including the steric-hindrance pere model,the space charge model,the fixed-charge model,the electrostatic and steric-hindrance model.Dye waste water treatment and dye refining with nanofiltration membrane were introduced,high seperation and concentration rate was obtained.更多还原