蛋白絮凝剂去除水中新兴污染物研究进展

Research status of emerging pollutants in water removal by protein flocculant

蛋白絮凝剂是一类由动植物或微生物产生的,可使液体中不易降解的固体悬浮颗粒聚集和沉淀的特殊高分子物质。蛋白絮凝剂因具有良好的吸附性能和絮凝性可被直接作为某些地区的净水剂。近年来,随着天然水处理剂的蓬勃发展,蛋白絮凝剂作为高效、绿色、环保的絮凝剂广受科研人员的青睐。总结蛋白絮凝剂的提取纯化方法、分子结构和有效官能团等特性,概括蛋白絮凝剂用于去除水中新兴污染物的研究现状、性能和机理,并对蛋白絮凝剂去除水环境中的新兴污染物进行展望。蛋白絮凝剂作为水处理药剂具有一定优势,未来可通过对蛋白絮凝剂进行深入研究,发掘其在去除水中新兴污染物的潜在价值,为提高水环境安全提供一种新途径。

Protein flocculant is a kind of special polymer material produced by animals,plants or microorganisms,which can make the solid suspended particles in the liquid gather and precipitate.Protein flocculant can be directly used as water purifier in some areas due to its good adsorption and flocculation performance.In recent years,with the rapid development of natural water treatment agents,protein flocculants as efficient,and environmentally friendly flocculants are widely favored by researchers.In this paper,the extraction and purification methods,molecular structure and effective functional groups of protein flocculants were reviewed.The research status,performance and mechanism of protein flocculants for removing emerging pollutants in water were summarized.Finally,the prospect of protein flocculants for removing emerging pollutants from water environment was proposed.Protein flocculants have certain advantages as water treatment agents.In the future,in-depth scientific research on protein flocculants can explore their potential value in removing emerging pollutants in water,thus providing a new way to improve the safety of water environment.