延安大学化学与化工学院陕西省化学反应工程重点实验室;
以向日葵秸秆为原料,采用氯化锌活化法制得秸秆活性炭。并对其进行扫描电镜(SEM)和比表面积测定表征分析,考察了活性炭对罗丹明B的最佳吸附条件、吸附热力学和吸附动力学行为。结果表明,向日葵秸秆活性炭对罗丹明B的吸附与Langmuir方程拟合良好,R~2>0.99,在323K时最大吸附量可达到666.67mg/g;该吸附过程遵循Lagergren准二级动力学模型。热力学研究表明,该吸附过程为自发进行的吸热过程。
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基本信息:
DOI：10.16026/j.cnki.iea.2019030251
中图分类号:TQ424;X703
引用信息:
[1]柴红梅,任宜霞,祝磊等.新型吸附剂的制备、表征及对罗丹明B的吸附研究[J].离子交换与吸附,2019,35(03):251-259.DOI:10.16026/j.cnki.iea.2019030251.
基金信息:
陕西省教育厅重点实验室项目(16JS121);; 陕西省科技厅项目(2017JM2040);; 大学生创我创业训练计划项目(201510719268);; 延安大学引导项目(YD2015-08);; 国家自然科学基金(21573189)