Ultralight, Strong and Renewable Hybrid Carbon Nanotubes Film for Oil-Water Emulsions Separation

A novel ultralight superhydrophobic-superoleophilic hybrid Carbon Nanotubes (CNTs) film with double-layer structures is fabricated by using vacuum filtration method. The CNTs film can separate various surfactant-stabilized water-in-oil emulsions with a separation efficiency higher than 99.3%. Moreov...

Full description

Bibliographic Details
Main Authors: Yamei Lu, Yingze Cao, Yi Jia, Chunai Dai, Pengfei Wang
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:Membranes
Subjects:
Online Access:https://www.mdpi.com/2077-0375/11/1/1
_version_ 1797723603206144000
author Yamei Lu
Yingze Cao
Yi Jia
Chunai Dai
Pengfei Wang
author_facet Yamei Lu
Yingze Cao
Yi Jia
Chunai Dai
Pengfei Wang
author_sort Yamei Lu
collection DOAJ
description A novel ultralight superhydrophobic-superoleophilic hybrid Carbon Nanotubes (CNTs) film with double-layer structures is fabricated by using vacuum filtration method. The CNTs film can separate various surfactant-stabilized water-in-oil emulsions with a separation efficiency higher than 99.3%. Moreover, the hybrid films can be regenerated through a simple and rapid combustion process within 2 s. In addition, the CNTs film still retains good hydrophobic properties under the conditions of physical abrasion, and strong acidic and alkaline solutions, which shows the excellent durability. The hybrid CNTs film is ultralight, stable, and easily stored and reused. The outstanding features of the obtained CNTs films we present here may find many important applications in various fields like oil purification and wastewater treatment.
first_indexed 2024-03-12T10:05:06Z
format Article
id doaj.art-2395796c6d954015826591b4f8bdd5d9
institution Directory Open Access Journal
issn 2077-0375
language English
last_indexed 2024-03-12T10:05:06Z
publishDate 2020-12-01
publisher MDPI AG
record_format Article
series Membranes
spelling doaj.art-2395796c6d954015826591b4f8bdd5d92023-09-02T11:19:15ZengMDPI AGMembranes2077-03752020-12-01111110.3390/membranes11010001Ultralight, Strong and Renewable Hybrid Carbon Nanotubes Film for Oil-Water Emulsions SeparationYamei Lu0Yingze Cao1Yi Jia2Chunai Dai3Pengfei Wang4Department of Chemistry, School of Science Beijing Jiaotong University, Beijing 100044, ChinaQian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Beijing 100094, ChinaQian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Beijing 100094, ChinaDepartment of Chemistry, School of Science Beijing Jiaotong University, Beijing 100044, ChinaQian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Beijing 100094, ChinaA novel ultralight superhydrophobic-superoleophilic hybrid Carbon Nanotubes (CNTs) film with double-layer structures is fabricated by using vacuum filtration method. The CNTs film can separate various surfactant-stabilized water-in-oil emulsions with a separation efficiency higher than 99.3%. Moreover, the hybrid films can be regenerated through a simple and rapid combustion process within 2 s. In addition, the CNTs film still retains good hydrophobic properties under the conditions of physical abrasion, and strong acidic and alkaline solutions, which shows the excellent durability. The hybrid CNTs film is ultralight, stable, and easily stored and reused. The outstanding features of the obtained CNTs films we present here may find many important applications in various fields like oil purification and wastewater treatment.https://www.mdpi.com/2077-0375/11/1/1emulsion separationhybrid CNTs filmultralight filmcombustion regeneration
spellingShingle Yamei Lu
Yingze Cao
Yi Jia
Chunai Dai
Pengfei Wang
Ultralight, Strong and Renewable Hybrid Carbon Nanotubes Film for Oil-Water Emulsions Separation
Membranes
emulsion separation
hybrid CNTs film
ultralight film
combustion regeneration
title Ultralight, Strong and Renewable Hybrid Carbon Nanotubes Film for Oil-Water Emulsions Separation
title_full Ultralight, Strong and Renewable Hybrid Carbon Nanotubes Film for Oil-Water Emulsions Separation
title_fullStr Ultralight, Strong and Renewable Hybrid Carbon Nanotubes Film for Oil-Water Emulsions Separation
title_full_unstemmed Ultralight, Strong and Renewable Hybrid Carbon Nanotubes Film for Oil-Water Emulsions Separation
title_short Ultralight, Strong and Renewable Hybrid Carbon Nanotubes Film for Oil-Water Emulsions Separation
title_sort ultralight strong and renewable hybrid carbon nanotubes film for oil water emulsions separation
topic emulsion separation
hybrid CNTs film
ultralight film
combustion regeneration
url https://www.mdpi.com/2077-0375/11/1/1
work_keys_str_mv AT yameilu ultralightstrongandrenewablehybridcarbonnanotubesfilmforoilwateremulsionsseparation
AT yingzecao ultralightstrongandrenewablehybridcarbonnanotubesfilmforoilwateremulsionsseparation
AT yijia ultralightstrongandrenewablehybridcarbonnanotubesfilmforoilwateremulsionsseparation
AT chunaidai ultralightstrongandrenewablehybridcarbonnanotubesfilmforoilwateremulsionsseparation
AT pengfeiwang ultralightstrongandrenewablehybridcarbonnanotubesfilmforoilwateremulsionsseparation