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Enhanced antifouling performance of halloysite nanotubes (HNTs) blended poly(vinyl chloride) (PVC/HNTs) ultrafiltration membranes: for water treatment
Journal of Industrial and Engineering Chemistry ( IF 6.1 ) Pub Date : 2018-07-01 , DOI: 10.1016/j.jiec.2018.02.037
Gourav Mishra , Mausumi Mukhopadhyay

Abstract Novel halloysite nanotubes (HNTs) embedded poly(vinyl chloride) ultrafiltration (UF) membrane (PVC/HNTs) were prepared and examined by FTIR, FEG-SEM-EDX, TEM, and SPM. In PVC/HNTs 1 and PVC/HNTs 2 membrane, HNTs were finely distributed and membrane surface became smooth. Pure water flux of the prepared membrane increased from 127.33 L m−2 h−1 for PVC/HNTs 0 membrane to 212.22 L m−2 h−1 for PVC/HNTs 2 membrane. Flux recovery ratio increased from 77.23% (PVC/HNTs0) to 92.10% (PVC/HNTs2) for BSA and 71.42% (PVC/HNTs0) to 92.16% (PVC/HNTs2) for sewage water. BSA rejection ratio was 93% for PVC/HNTs 2 membrane and the addition of HNTs as fillers increased the maximum tensile strength of the membranes.

中文翻译:

埃洛石纳米管 (HNTs) 混合聚氯乙烯 (PVC/HNTs) 超滤膜增强的防污性能:用于水处理

摘要 制备了新型埃洛石纳米管 (HNTs) 嵌入的聚氯乙烯超滤 (UF) 膜 (PVC/HNTs),并通过 FTIR、FEG-SEM-EDX、TEM 和 SPM 进行了检测。在PVC/HNTs 1和PVC/HNTs 2膜中,HNTs分布均匀,膜表面变得光滑。制备的膜的纯水通量从PVC/HNTs 0 膜的127.33 L m-2 h-1 增加到PVC/HNTs 2 膜的212.22 L m-2 h-1。BSA 的助焊剂回收率从 77.23% (PVC/HNTs0) 增加到 92.10% (PVC/HNTs2),污水从 71.42% (PVC/HNTs0) 增加到 92.16% (PVC/HNTs2)。PVC/HNTs 2 膜的BSA 截留率为93%,添加HNTs 作为填料增加了膜的最大拉伸强度。
更新日期:2018-07-01
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