一种异质的聚氨混合泡,具有增强的脱和动态的油清洗,用于连续的乳液分离
Hao Chen1, Haonan Wu1, Yuting Dai1
1School of Chemistry and Chemical Engineering, Jiangsu University, Zhenjiang 212013, China.
Journal of hazardous materials
|November 1, 2024
概括
开发了一种新型异质聚氨混合泡 (CHPUF),用于连续乳液分离. 这种先进的材料有效地分离油水乳液,具有高容量和可回收性,为油性废水处理提供了有前途的解决方案.
科学领域:
- 材料科学 材料科学 材料科学
- 环境科学 环境科学
- 化学工程是化学工程的重要组成部分.
背景情况:
- 乳液分离对于处理油性废水至关重要.
- 现有的方法在效率和连续性方面面临挑战.
- 开发用于有效分离的先进材料是必不可少的.
研究的目的:
- 制造异质聚氨混合泡 (CHPUF) 用于连续乳液分离.
- 创建具有独立的吸油框架和水运运输通道的材料.
- 为了增强水下石油吸收特性和脱硫能力.
主要方法:
- 商用聚氨泡 (PUF) 的疏水性修改,以创建吸油框架 (HPUF).
- 在HPUF空隙中组装超性碳纳米管/纤维素纳米纤维 (CNT/CNF) 气凝.
- 具有双湿结构的异质聚氨混合泡 (CHPUF) 的制造.
主要成果:
- 该CHPUF表现出超性和高效的水下石油吸收.
- 不同质的湿结构和光热效应增强了脱.
- 实现了 >3000 mL 的分离能力, >5 个稳定的周期,效率为 98%.
- 证明了高流量 (800 L·m−2·h−1) 和效率 (99%) 的油在水乳液.
结论:
- 该CHPUF显示了连续乳液分离和油性废水处理的特殊潜力.
- 该材料的动态油清洗和增强的脱是其关键优势.
- 这项工作激发了开发新型3D超湿材料的灵感,用于环境修复.
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