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FABRICATION AND CHARACTERISATION OF CHITOSAN/COCONUT FIBER COMPOSITE MEMBRANES FOR ELIMINATING CU2+ AND PB2+ FROM AQUEOUS SOLUTIONS

Thi-Cam-Trang TRUONG

Thi-Cam-Trang TRUONG

Faculty of Environment, University of SciencesVietnam, Vietnam
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TRUONG, Thi-Cam-Trang
, 
Manh-Ha BUI

Manh-Ha BUI

Department of Environmental Sciences, Saigon UniversityVietnam, Vietnam
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BUI, Manh-Ha
, 
Dang-Khoa NGUYEN

Dang-Khoa NGUYEN

Department of Science of Technology Innovation, Nagaoka University of TechnologyNagaoka, Japan
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NGUYEN, Dang-Khoa
 et 
Takaomi KOBAYASHI

Takaomi KOBAYASHI

Department of Science of Technology Innovation, Nagaoka University of TechnologyNagaoka, Japan
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KOBAYASHI, Takaomi
  
20 mai 2019
FABRICATION AND CHARACTERISATION OF CHITOSAN/COCONUT FIBER COMPOSITE MEMBRANES FOR ELIMINATING CU2+ AND PB2+ FROM AQUEOUS SOLUTIONS's Cover Image
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Catégorie d'article: research-article
Publié en ligne: 20 mai 2019
Pages: 163 - 169
Reçu: 08 oct. 2018
Accepté: 30 nov. 2018
DOI: https://doi.org/10.21307/acee-2019-016
Mots clés
© 2019 Thi-Cam-Trang TRUONG; et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1.

The chemical structure of (a) CTS, (b) Glutaraldehyde and the appearance of the CTS/CF ratio of 20/80 membrane cross-linked with Glutaraldehyde (c)
The chemical structure of (a) CTS, (b) Glutaraldehyde and the appearance of the CTS/CF ratio of 20/80 membrane cross-linked with Glutaraldehyde (c)

Scheme 1.

The pervaporation apparatus of the elimination process of the heavy metal ions
The pervaporation apparatus of the elimination process of the heavy metal ions

Figure 2.

(a) The FT-IR spectra of the CTS, (b) the cross-linked CTS/CF 20/80 membrane, and (c) the CF modified with NaClO/NaOH
(a) The FT-IR spectra of the CTS, (b) the cross-linked CTS/CF 20/80 membrane, and (c) the CF modified with NaClO/NaOH

Figure 3.

(a) SEM of the CF treated with NaClO/NaOH, (b) the CTS/CF 20/80 membrane surfaces, and (c) the cross-sectional area of the CTS/CF 20/80 membrane
(a) SEM of the CF treated with NaClO/NaOH, (b) the CTS/CF 20/80 membrane surfaces, and (c) the cross-sectional area of the CTS/CF 20/80 membrane

Figure 4.

(a) SD (%) and (b) EWC (%) of the CTS/CF membranes M1: CTS/CF (100/0), M3: CTS/CF (20/80), and M4: CTS/CF (50/50)
(a) SD (%) and (b) EWC (%) of the CTS/CF membranes M1: CTS/CF (100/0), M3: CTS/CF (20/80), and M4: CTS/CF (50/50)

Figure 5.

Efficiency of CTS/CF membranes in heavy metal removal, M1: CTS/CF (100/0), M2: CTS/CF (80/20), M3: CTS/CF (20/80), and M4: CTS/CF (50/50)
Efficiency of CTS/CF membranes in heavy metal removal, M1: CTS/CF (100/0), M2: CTS/CF (80/20), M3: CTS/CF (20/80), and M4: CTS/CF (50/50)

Figure 6.

(a) Interaction between CTS/CF and glutaraldehyde and (b) the complexing mechanism of CTS/CF membranes with cations
(a) Interaction between CTS/CF and glutaraldehyde and (b) the complexing mechanism of CTS/CF membranes with cations

Physical properties of the CTS/CF composite membranes at various ratios of CF

Sample Ratio CTS:CF SD (%) EWC (%) TS (MPa)
M1 100:0 6.3 41.6 45.6
M2 80:20 7.5 46.0 55.6
M3 20:80 10.1 52.5 89.8
M4 50:50 11.9 51.6 75.2
Langue:
Anglais
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Sujets de la revue:
Architecture et design, Architecture, Architectes, bâtiments
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