生物废物材料的酸化,以有效地从水溶液中去除有机染料污染物;批量和动态调查
AbdElAziz Ahmed Nayl1, Ahmed Salah Doma2, Aya Gamal Mostafa3
1Department of Chemistry, College of Science, Jouf University, 72341, Sakaka, Al Jouf, Saudi Arabia. aanayel@ju.edu.sa.
Scientific reports
|October 13, 2025
概括
这项研究开发了一种低成本的化废物组织 (P@WT) 复合物,用于从水中去除甲基绿色和中性红色染料. 在批量和动态系统中,P@WT吸附剂显示出高效率和快速吸附动力学.
科学领域:
- 材料科学 材料科学 材料科学
- 环境化学环境化学
- 水处理 处理水的方法
背景情况:
- 废组织 (WT) 是一种富含纤维素,零价值的材料.
- 开发具有成本效益的吸附剂对于废水处理至关重要.
- 酸化WT产生了一个有前途的P@WT复合吸附剂.
研究的目的:
- 为了合成和表征一种新的酸化废物组织 (P@WT) 复合材料.
- 调查P@WT对甲基绿 (MG-dye) 和中性红 (NR-dye) 的吸附性能.
- 在各种条件下评估吸附过程,并评估其适用于废水处理的适度.
主要方法:
- 废弃组织被收集,切割,并使用尿素和酸进行酸化.
- 用SEM,FTIR和TGA来进行材料的表征.
- 吸附性研究使用批量和动态流体实验,各种参数,如吸附剂剂量,染料度,pH,接触时间,离子强度和温度.
主要成果:
- 该P@WT复合材料具有很高的吸附能力:在批量系统中,MG染料的吸附能力为445.5 mgg-1和NR染料的吸附能力为493.65 mgg-1.
- 动态系统容量为MG-dye的454.5 mgg-1和NR-dye的478.4 mgg-1.
- 吸附平衡很快达成 (3.0小时),并遵循伪二次动力学和兰格穆尔等热量.
- 该吸附剂在二元染料吸附中证明了可重复使用性和有效性.
结论:
- P@WT复合物是一种高效,环保,低成本的吸附剂,用于去除MG染料和NR染料.
- 它在批量和动态系统中的出色性能使其适合于实际的废水处理应用.
- P@WT吸附剂显示出作为一种用于环境修复的新材料的巨大潜力.
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