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

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

Architecture, Civil Engineering, Environment
Volume 12 (2019): Issue 1 (March 2019)
By: Thi-Cam-Trang TRUONG,  Manh-Ha BUI,  Dang-Khoa NGUYEN and  Takaomi KOBAYASHI  
Open Access
|May 2019

Figures & Tables

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

SampleRatio CTS:CFSD (%)EWC (%)TS (MPa)
M1100:06.341.645.6
M280:207.546.055.6
M320:8010.152.589.8
M450:5011.951.675.2
DOI: https://doi.org/10.21307/acee-2019-016 | Journal eISSN: 2720-6947 | Journal ISSN: 1899-0142
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Language: English
Page range: 163 - 169
Submitted on: Oct 8, 2018
Accepted on: Nov 30, 2018
Published on: May 20, 2019
Published by: Silesian University of Technology
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
Chitosan,
Coconut fiber,
Membrane,
Heavy metals
Related subjects:
Architecture and design,
Architecture,
Architects, buildings

© 2019 Thi-Cam-Trang TRUONG, Manh-Ha BUI, Dang-Khoa NGUYEN, Takaomi KOBAYASHI, published by Silesian University of Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

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