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碱性钙基膨润土的制备及其应用研究进展
引用本文:张寒冰,胡雪玲,韦藤幼,童张法.碱性钙基膨润土的制备及其应用研究进展[J].化工进展,2012,31(7):1395-1401.
作者姓名:张寒冰  胡雪玲  韦藤幼  童张法
作者单位:1.广西石化资源加工及过程强化技术重点实验室,广西大学化学化工学院,广西 南宁 530004; 2 广西大学环境学院,广西 南宁 530004
基金项目:国家自然科学基金,广西科技攻关项目,广西高校人才小高地创新团队项目
摘    要:碱性钙基膨润土是一种新型的阴离子型层状黏土材料。本文介绍了碱性钙基膨润土的制备方法、特性表征和制备机理,并比较了天然膨润土、活性白土和碱性钙基膨润土的形貌、结构和性能;论文还具体综述了改性膨润土在吸附分离、催化反应、复合材料制备中的应用研究现状,并提出有机-无机复合废水处理、固体催化剂制备、膨润土层间化合物材料开发是碱性钙基膨润土今后研究的主要发展方向。

关 键 词:碱性钙基膨润土  黏土  制备  应用

Progress of preparation and applications of alkaline Ca-bentonite
ZHANG Hanbing,HU Xueling,WEI Tengyou,TONG Zhangfa.Progress of preparation and applications of alkaline Ca-bentonite[J].Chemical Industry and Engineering Progress,2012,31(7):1395-1401.
Authors:ZHANG Hanbing  HU Xueling  WEI Tengyou  TONG Zhangfa
Affiliation:1Guangxi Key Laboratory of Petrochemical Resource Processing and Process Intensification Technology,School of Chemistry and Chemical Engineering,Guangxi University,Nanning 530004,Guangxi,China;2School of Environment,Guangxi University,Nanning 530004,Guangxi,China
Abstract:Alkaline Ca-bentonite is a new kind of layered clay minerals with anion exchange performance.The preparation technology,characterization and preparation mechanism of alkaline Ca-bentonite are introduced,and the morphology,structure and behavior of raw bentonite,acid activated bentonite and alkaline Ca-bentonite are compared respectively.Furthermore,the applications of alkaline Ca-bentonite in adsorptive separation,catalytic reaction and composites preparation are also summarized.Finally,On the basis of the above analysis,the development of organic-inorganic composite wastewater treatment,solid catalyst preparation and bentonite intercalation compounds are proposed for further research of alkaline Ca-bentonite.
Keywords:alkaline Ca-bentonite  clay  preparation  application
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