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[期刊论文]

Lotus and Poikilotherm Inspired PPy/PDMS@Nonwoven Fabric Sorbent with Superior Photothermal Effects for the Cleanup of High-viscous Crude Oil†

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author:

Fu, Hiroshi (Fu, Hiroshi.) [1] | Chen, Yang (Chen, Yang.) [2] | Zhang, Tong (Zhang, Tong.) [3] | Unfold

Indexed by:

Scopus SCIE

Abstract:

The frequent occurrence of oil spills not only results in the waste of petroleum resources, but also poses a serious threat to the marine ecological environment. Considering the large amount of crude oils with high viscosity, it is urgent to develop a sorbent capable of efficiently reducing the viscosity for the cleanup of oil spills. Inspired by the "lotus effect" and "poikilotherm which utilize the solar energy for thermoregulation", the low surface energy material polydimethylsiloxane (PDMS) and polypyrrole (PPy) were loaded over the island nonwoven fabric to fabricate a novel crude oil sorbent material. The nonwoven fabric achieved an efficient photothermal conversion. Wherein, the fluorine-free PDMS was used to hydrophobically modify the nonwoven fabric, endowing it with excellent oil-water separation performance, with a separation efficiency of up to 95%. After 10 cycles, the separation efficiency of PPy/PDMS modified nonwoven fabric (PPy/PDMS@NF) was still above 90%, demonstrating superior recyclability. In addition, the PPy/PDMS@NF possessed the self-cleaning capabilities. Under light conditions, the PPy/PDMS@NF was rapidly heated up, reducing the viscosity of crude oil and enabling the effective recovery of oil spills. Under one sun illumination (1.0 kWm-2), the surface temperature of the PPy/PDMS@NF reached 60.7 degrees C, and its sorption capacity for high-viscosity crude oil reached 7 gcrude oilgsorbent-1. Thanks to its environmental friendliness and excellent sorption capacity, this work provides a new option for dealing with the high-viscosity marine oil spills.

Keyword:

Bionics Crude oil sorption Hydrophobic effect Multifunctional Nonwoven fabric Oil-water separation Photothermal conversion Self-cleaning

Community:

  • [ 1 ] [Fu, Hiroshi]Tiangong Univ, Sch Text Sci & Engn, Natl Ctr Int Joint Res Separat Membranes, State Key Lab Separat Membranes & Membrane Proc,Ke, Tianjin 300387, Peoples R China
  • [ 2 ] [Chen, Yang]Tiangong Univ, Sch Text Sci & Engn, Natl Ctr Int Joint Res Separat Membranes, State Key Lab Separat Membranes & Membrane Proc,Ke, Tianjin 300387, Peoples R China
  • [ 3 ] [Zhang, Tong]Tiangong Univ, Sch Text Sci & Engn, Natl Ctr Int Joint Res Separat Membranes, State Key Lab Separat Membranes & Membrane Proc,Ke, Tianjin 300387, Peoples R China
  • [ 4 ] [Zhang, Songnan]Tiangong Univ, Sch Text Sci & Engn, Natl Ctr Int Joint Res Separat Membranes, State Key Lab Separat Membranes & Membrane Proc,Ke, Tianjin 300387, Peoples R China
  • [ 5 ] [Qian, Xiaoming]Tiangong Univ, Sch Text Sci & Engn, Natl Ctr Int Joint Res Separat Membranes, State Key Lab Separat Membranes & Membrane Proc,Ke, Tianjin 300387, Peoples R China
  • [ 6 ] [Fu, Hiroshi]Huafon Microfibre Jiangsu Co Ltd, Nantong 226000, Jiangsu, Peoples R China
  • [ 7 ] [Wang, Xi]Jiangxi Inst Fash Technol, Jiangxi Ctr Modern Apparel Engn & Technol, Nanchang 330201, Jiangxi, Peoples R China
  • [ 8 ] [Huang, Jianying]Fuzhou Univ, Coll Chem Engn, Natl Engn Res Ctr Chem Fertilizer Catalyst NERC CF, Fuzhou 350116, Fujian, Peoples R China
  • [ 9 ] [Lai, Yuekun]Fuzhou Univ, Coll Chem Engn, Natl Engn Res Ctr Chem Fertilizer Catalyst NERC CF, Fuzhou 350116, Fujian, Peoples R China
  • [ 10 ] [Zhang, Di]Tiangong Univ, Sch Chem Engn & Technol, Tianjin 300387, Peoples R China

Reprint 's Address:

  • 赖跃坤

    [Zhang, Songnan]Tiangong Univ, Sch Text Sci & Engn, Natl Ctr Int Joint Res Separat Membranes, State Key Lab Separat Membranes & Membrane Proc,Ke, Tianjin 300387, Peoples R China;;[Lai, Yuekun]Fuzhou Univ, Coll Chem Engn, Natl Engn Res Ctr Chem Fertilizer Catalyst NERC CF, Fuzhou 350116, Fujian, Peoples R China;;[Zhang, Di]Tiangong Univ, Sch Chem Engn & Technol, Tianjin 300387, Peoples R China

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Source :

CHINESE JOURNAL OF CHEMISTRY

ISSN: 1001-604X

Year: 2024

Issue: 7

Volume: 43

Page: 759-768

5 . 5 0 0

JCR@2023

Cited Count:

WoS CC Cited Count: 1

30 Days PV: 1

Online/Total:251/10101840
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