磁性壳聚糖改性及其水处理应用研究进展

Research Progress on Preparation and Wastewater Treatment of Modified Magnetic Chitosan

磁性壳聚糖微球具有成本低、无毒、易降解等特点,广泛应用于多个领域。磁性壳聚糖集成了壳聚糖螯合金属离子的能力和四氧化三铁的磁相应性,被广泛应用于重金属和有机物废水处理的研究中。为了增加其选择性和吸附容量,需要对其进行表面改性与功能化。综述了磁性壳聚糖的改性研究现状及其在水处理领域的应用进展,对未来磁性壳聚糖的改性研究给出了建议。

Magnetic chitosan microspheres have the features of low- cost,non- toxic,readily biodegradable,are widely used in many fields. Magnetic chitosan microsphere has the advantages of chelation capability metal ions of chitosan and magnetic response of magnetite,it is necessary to modify the magnetic nanoparticles to improve its dispersion and reaction activity. The modified magnetic chitosan research status and the progress of their application in the field of wastewater treatment were focus on,the recommentions to the future magnetic chitosan modification was given.