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增强反应的明亮蓝色去除使用奇多-生物水凝珠

Yangyang Zhao¹, Yang Song¹, Rui Li²

¹Chemical Pollution Control Chongqing Applied Technology Extension Center of Higher Vocational Colleges, Chongqing Industry Polytechnic College, Chongqing 401120, China.

Molecules (Basel, Switzerland)

|August 26, 2023

概括

素-生物炭水凝珠 (CBHBs) 有效地从废水中去除反应性蓝色染料. 这些耐用且具有成本效益的珠子具有高吸附能力,并在多个周期内保持性能.

科学领域:

环境科学环境科学
材料科学材料科学材料科学
化学工程是化学工程的重要组成部分.

背景情况:

生物炭吸附剂面临着弱亲和力和难以分离的挑战.
废水处理需要有效的染料去除方法.

研究的目的:

开发基多-生物炭水凝珠 (CBHBs) 以有效地去除活性蓝 (RBB KN-R) 染料.
研究RBB KN-R对CBHBs的吸附行为和机制.

主要方法:

进行了吸附实验,以研究CBHBsRBBKN-R去除的行为和机制.
应用了动力和异热模型 (伪二阶,粒子内部扩散).
分析了影响吸附的因素,如pH值,温度和共存的物质.

主要成果:

CBHBs证明了pH依赖的吸附,在pH 2时的最佳去除.
最大吸附能力 (q_m) 在298.15K时达到140.74mg/g,在更高的温度下吸附增加.
吸附涉及一个复杂的机制,包括π-π相互作用,静电吸引,疏水相互作用和结合.
同时存在的物质和高离子强度降低了吸附能力.
三个循环后,CBHBs的吸附能力保持在95%以上.

结论:

CBHBs是一种有前途,耐用且具有成本效益的吸附剂,用于反应性蓝色染料去除.
该研究强调了CBHBs在高效废水处理方面的潜力.

关键词:

吸附吸附是一种吸附.生物炭是一种生物炭.基多酸盐的使用方法这是一个机制机制.反应型的玉玉子 (Bule)

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