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MnO_2-Al_2O_3对氟离子的吸附性能及机理研究
许乃才; 刘忠
2017
Source Publication无机盐工业
Issue10Pages:19-21+41
Abstract以γ-Al_2O_3为前驱体,利用原位生长及氧化还原法合成了MnO_2-Al_2O_3吸附剂。研究了MnO_2-Al_2O_3对氟离子的吸附选择性、循环利用性及除氟机理。结果表明,阴离子对MnO_2-Al_2O_3除氟率的影响大小顺序为PO43->Cl->SO42->NO3->HCO3-;MnO_2-Al_2O_3经5次吸脱附之后其除氟率下降至15.01%,循环利用性能有待进一步提高;吸附机理与吸附剂表面的zeta电位有关,主要包括静电吸引、配体交换和离子交换作用。
KeywordMno2-al2o3 氟离子 除氟机理
Document Type期刊论文
Identifierhttp://ir.isl.ac.cn/handle/363002/6489
Collection青海盐湖研究所知识仓储
盐湖资源与化学实验室
Recommended Citation
GB/T 7714
许乃才,刘忠. MnO_2-Al_2O_3对氟离子的吸附性能及机理研究[J]. 无机盐工业,2017(10):19-21+41.
APA 许乃才,&刘忠.(2017).MnO_2-Al_2O_3对氟离子的吸附性能及机理研究.无机盐工业(10),19-21+41.
MLA 许乃才,et al."MnO_2-Al_2O_3对氟离子的吸附性能及机理研究".无机盐工业 .10(2017):19-21+41.
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