改性硅藻土在污水处理中的应用研究进展  

Research progress on application of modified diatomite in wastewater treatment

作　　者：杨勤桃 农接亮 解庆林[1,2] 陈南春[3] Yang Qintao;Nong Jieliang;Xie Qinglin;Chen Nanchun(College of Environmental Science and Engineering,Guilin University of Technology,Guilin 541006;Guangxi Key Laboratory of Theory and Technology for Environmental Pollution Control,Guilin University of Technology,Guilin 541006;College of Materials Science and Engineering,Guilin University of Technology,Guilin 541004)

机构地区：[1]桂林理工大学环境科学与工程学院,桂林541006 [2]桂林理工大学广西环境污染控制理论与技术重点实验室,桂林541006 [3]桂林理工大学材料科学与工程学院,桂林541004

出　　处：《化工新型材料》2022年第1期298-302,共5页New Chemical Materials

基　　金：国家自然科学基金(41662005);广西创新研究团队项目(2018GXNSFGA281001);广西中青年能力项目(2018KY0249);广西环境污染控制理论与技术重点实验室研究基金资助(001102216078)。

摘　　要：粘土类矿物的硅藻土是制备吸附剂的理想材料,对各类污染物有较好的吸附作用,并具有独特的优势。对硅藻土的改性方法进行了归纳,并总结了硅藻土对重金属、磷酸盐、放射性元素和有机染料的吸附特性,明确了硅藻土在污水处理中的应用价值,最后指出了目前研究中存在的不足和今后的发展方向。The researchers studied and found that the diatomite as clay mineral was the ideal material for adsorbent,which has good adsorption effects on kinds of pollutants,and has unique advantages.The modification methods of diatomite were summarized.The adsorption properties of diatomite for treatment of heavy metals,phosphate,radioactive element and organic dyes were concluded.The application value of diatomite in wastewater treatment was proposed.In addition,the problems and development fiend of the research on diatomite adsorbents at present were pointed out.

关 键 词：硅藻土 改性 吸附 污水处理 

分 类 号：X703.1[环境科学与工程—环境工程]