硅藻土基复合材料吸附印染废水中磷酸盐的研究进展  

Progress on adsorption of phosphates in dyeing wastewater by diatomaceous earth matrix composites

作　　者：于金伟 孙纪龙 任海涛[1] YU Jinwei;SUN Jilong;REN Haitao(Tianjin and Education Ministry Key Laboratory of Advanced Textile Composite Material,School of Textile Science and Engineering,Tiangong University,Tianjin 300387,China)

机构地区：[1]天津工业大学教育部与天津市共建先进复合材料重点实验室,纺织科学与工程学院,天津300387

出　　处：《印染》2024年第9期91-96,共6页China Dyeing and Finishing

摘　　要：过量的磷引起水体富营养化,进而对环境造成危害。近年来将硅藻土作为多孔载体材料用于去除废水中磷酸盐备受关注。介绍了金属(氢)氧化物、稀土元素、施氏矿物、金属有机骨架及海藻酸钠改性得到的硅藻土基复合材料的理化特征、吸附磷酸盐效果和吸附原理等,提出了硅藻土基复合材料在控制磷酸盐污染方面的发展方向。Excessive phosphorus leads to eutrophication of water bodies and causes harm to the environment.In recent years,the use of diatomaceous earth as a porous carrier material for removing phosphate from waste⁃water has gained significant attention.Diatomaceous earth-based composite materials modified with metal(hydro)oxides,rare earth elements,schwertmannite,metal-organic frameworks,and sodium alginate,are de⁃tailed,including their physicochemical characteristics,phosphate adsorption efficiency,adsorption mecha⁃nisms.The future development direction of diatomaceous earth-based composite materials in controlling phos⁃phate pollution is put forward.

关 键 词：硅藻土基复合材料 吸附 改性 磷酸盐 

分 类 号：TS199[轻工技术与工程—纺织化学与染整工程] X791[轻工技术与工程—纺织科学与工程]