库尔库的绿色合成和表征功能化MIL-88 一种金属有机框架,用于通过响应表面方法优化反应性蓝色染料去除
Masoumehalsadat Rahmati1, Mina Kamani1, Ali Rostami2
1Department of Chemistry, South Tehran Branch, Islamic Azad University, Tehran, Iran.
Scientific reports
|October 13, 2025
概括
一种新的素功能化的MIL-88 A金属有机框架 (MOF) 有效地从废水中去除反应性蓝色染料. 这种新的复合材料显示出高效率和可重复使用性,为织废水处理提供了可持续的解决方案.
科学领域:
- 材料科学 材料科学 材料科学
- 环境化学环境化学
- 纳米技术 纳米技术
背景情况:
- 织废水中的反应性染料是抗常规处理方法的持久污染物.
- 开发有效和可持续的染料去除方法对于环境保护至关重要.
研究的目的:
- 为了合成一种新的黄素功能化的MIL-88 A金属有机框架 (MOF) 复合物.
- 为了评估其在从水溶液中去除活性蓝色染料的效率.
- 研究包括吸附和光降解在内的协同去除机制.
主要方法:
- 库尔库/MIL-88 A复合物的绿色合成,使用以乙醇为基础的方法.
- 使用FTIR,XRD,FESEM,EDS,BET和UV-vis光谱学进行表征.
- 在优化的紫外线辅助条件下进行吸附研究,使用Langmuir和Freundlich异热模型和伪二次动力学进行分析.
主要成果:
- 库尔库/MIL-88 A复合物表现出增强的表面积和毛孔体积.
- 在第一个循环中达到99.98%的去除效率,最大吸附能力为80.89 mg/g.
- 吸附遵循伪二次动力学和弗洛伊德利希等温,表明化学吸附和多层吸附.
结论:
- 黄素/MIL-88 A复合物在反应性蓝色染料去除方面表现出色.
- 吸附和光降解的协同机制有助于高的去除效率.
- 开发的材料是可持续废水处理的有希望的,可重复使用的候选材料.
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