EPS在生物沥浸废催化剂过程中作用研究进展  

Progress on the role of EPS in the bioleaching waste catalyst process

作　　者：邵馨萱 崔延超 褚会超 田炳阳 王佳 辛宝平 SHAO Xin-xuan;CUI Yan-chao;CHU Hui-chao;TIAN Bing-yang;WANG Jia;XIN Bao-ping(School of Environment and Energy Engineering,Beijing University of Civil Engineering and Architecture,Beijing 100044,China;Ansteel Beijing Research Institute Co.,Ltd.,Beijing 102299,China;Beijing General Research Institute of Nonferrous Metals,Beijing 100088,China;School of Materials,Beijing Institute of Technology,Beijing 100081,China)

机构地区：[1]北京建筑大学环境与能源工程学院,北京100044 [2]鞍钢集团北京研究院,北京102299 [3]北京有色金属研究总院,北京100088 [4]北京理工大学材料学院,北京100081

出　　处：《应用化工》2023年第8期2381-2386,共6页Applied Chemical Industry

基　　金：国家自然科学基金(21777007);国家重点研发计划(2018YFC1900104)。

摘　　要：综述了废催化剂处理技术的研究现状,分析了废催化剂稀贵金属/有价金属回收的常规工艺及主要问题,介绍了废催化剂中有价金属的生物沥浸技术及废催化剂脱毒残渣建材化利用适用性分析,评价了废催化剂处理处置技术前景。总结了胞外多聚物(EPS)的提取和分析方法、EPS的组成及特性、EPS在生物沥浸中的作用以及EPS在生物沥浸中的作用分子生物学研究。The current research status of waste catalyst treatment technology is reviewed,the conventional processes and main problems of rare/valuable metal recovery from waste catalysts are analyzed,the bioleaching technology of valuable metals from waste catalysts and the analysis of the applicability of waste catalyst detoxification residues for building materials utilization are introduced,and the prospects of waste catalyst treatment and disposal technology are evaluated.The extraction and analysis methods of extracellular polymorphs(EPS),the composition and properties of EPS,the role of EPS in bioleaching,and the molecular biology of EPS in bioleaching are summarized.

关 键 词：废催化剂 生物沥浸 胞外多聚物 

分 类 号：TQ09[化学工程]