细菌纤维素及其复合材料在环境领域应用的研究进展  

Research progress on the application of bacterial cellulose and its composites in environmental field

作　　者：张艳[1] 孙怡然 于飞 马杰[1,2,4] ZHANG Yan;SUN Yiran;YU Fei;MA Jie(School of Environmental Science and Engineering,Tongji University,Shanghai 200092,China;Key Laboratory of Yangtze River Water Environment,Tongji University,Shanghai 200092,China;College of Marine Ecology and Environment,Shanghai Ocean University,Shanghai 201306,China;Shanghai Institute of Pollution Control and Ecological Security,Shanghai 200092,China)

机构地区：[1]同济大学环境科学与工程学院,上海200092 [2]同济大学长江水环境教育部重点实验室,上海200092 [3]上海海洋大学海洋生态与环境学院,上海201306 [4]上海污染控制与生态安全研究院,上海200092

出　　处：《复合材料学报》2021年第8期2418-2427,共10页Acta Materiae Compositae Sinica

基　　金：国家自然科学基金(21777118)。

摘　　要：细菌纤维素(Bacterial cellulose,BC)是一种由微生物发酵产生的细胞外多糖,作为一种新型的环境友好生物材料,细菌纤维素具有高纯度、高吸水性,优异的机械强度及生物相容性高等优点,在生物医学、化工及食品等诸多领域展现出广阔的应用前景。本文系统性地介绍了BC的结构和特性,对BC的制备工艺和影响因素进行了总结,并分析了化学改性、原位改性和纳米材料复合改性等改性方法对BC的结构与特性的影响,对BC在环境处理技术(吸附、过滤、光催化)中的应用进展进行了概述,最后对BC的研究进展及其发展方向进行了总结和展望。Bacterial cellulose(BC),an extracellular polysaccharide obtained from microbial fermentation,is an ecofriendly bio-based material,with unique properties,including high purity,high water-holding capacity,excellent tensile strength and bio-compatibility.It shows broad application prospects of many fields such as biomedicine,chemical and food industry.In this review,the structure,unique properties,preparation and modification of BC,are respectively presented.In addition,the research progress of BC composites’applications in environmental field(adsorption,filtration and photocatalysis)is reviewed.Finally,the existing challenges and future prospects are summarized.

关 键 词：细菌纤维素 环境友好生物材料 复合材料 吸附 过滤 光催化 

分 类 号：TQ352.4[化学工程] Q815[生物学—生物工程]