改性纤维素类絮凝剂的制备和应用研究进展  

Research progress of preparation and application ofmodified cellulose flocculants

作　　者：陈卫东 张鹏云 陈艳丽 CHEN Wei-dong;ZHANG Peng-yun;CHEN Yan-li(Department of Chemical Engineering,Gansu Vocation Technical College of Nonferrous Metallurgy,Jinchang 737100,China;Gansu Research Institute of Membrane Science and Technology Co.,Ltd.,Lanzhou 730020,China)

机构地区：[1]甘肃有色冶金职业技术学院,甘肃金昌737100 [2]甘肃省膜科学技术研究院有限公司,兰州730020

出　　处：《工业用水与废水》2021年第3期6-8,36,共4页Industrial Water & Wastewater

基　　金：甘肃省科技厅2017年创新基地和人才计划(第二至第六批)项目(17CX2JA016);甘肃省科技厅2018年甘肃省科技计划(技术创新引导计划第六批)项目(18CX6JA024)。

摘　　要：天然高分子絮凝剂具有原料价格低廉、来源广泛、无毒、易于生物降解等优点,通过改性提高其吸附性能是近年来研究的重点。综述了改性纤维素醚类絮凝剂、改性玉米芯絮凝剂、改性竹纤维素絮凝剂、改性稻壳和秸秆纤维素絮凝剂以及改性树材纤维素絮凝剂的制备和应用现状,并展望了纤维素絮凝剂的发展前景。Natural polymer flocculants have many advantages such as low cost,wide source,non-toxic,easy to be biodegraded,and so on,improving their adsorption performance through modification is the research focus in recent years.The preparation and application of modified cellulose ether folcculant,modified corncob flocculant,modified bamboo cellulose flocculant and modified wood cellulose flocculant were reviewed,and the future development of cellulose flocculants was also prospected.

关 键 词：天然高分子絮凝剂 改性 纤维素 絮凝剂 

分 类 号：X703.5[环境科学与工程—环境工程]