Self-indicating and recyclable superhydrophobic membranes for effective oil/water separation in harsh conditions

2016 ◽  
Vol 96 ◽  
pp. 357-363 ◽  
Author(s):  
Shenshen Ouyang ◽  
Tao Wang ◽  
Xueying Jia ◽  
Yun Chen ◽  
Juming Yao ◽  
...  
2015 ◽  
Vol 73 (5) ◽  
pp. 1098-1103 ◽  
Author(s):  
Jun Liu ◽  
Wanxia He ◽  
Peng Li ◽  
Siying Xia ◽  
Xiaomeng Lü ◽  
...  

Oil–water separation has recently become a worldwide challenge due to the frequent occurrence of oil spill accidents and increasing industrial oily wastewater. In this work, the multifunctional mesh films with underwater oleophobicity and certain bacteriostatic effects are prepared by layer-by-layer assembly of graphene oxide-silica coatings on stainless steel mesh. The mesh film exhibits excellent environmental stability under a series of harsh conditions. The new, facile and reusable separation system is proposed to achieve deep treatment of oily wastewater, and the oil collection rate can reach over 99%.


2019 ◽  
Vol 23 (8) ◽  
pp. 1007-1015 ◽  
Author(s):  
Hailong Zhang ◽  
Gailan Guo ◽  
Libin Liu ◽  
Furong Tao ◽  
Jinping Ren ◽  
...  

2019 ◽  
pp. 1900158 ◽  
Author(s):  
Bo Pang ◽  
Huan Liu ◽  
Peiwen Liu ◽  
Hua Zhang ◽  
Georg Avramidis ◽  
...  

2018 ◽  
Vol 6 (34) ◽  
pp. 16371-16381 ◽  
Author(s):  
Yo Seph Lee ◽  
Byung Kwon Kaang ◽  
Nara Han ◽  
Ha-Jin Lee ◽  
Won San Choi

This paper reports an anti-overturn Janus sponge that can absorb oil under harsh conditions such as high waves and strong winds, remediate pollutants in three liquid multiphases, and successively separate and remediate three liquid layers (light oil/water/heavy oil).


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