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Enhancing ionic conductivity and flexibility in solid polymer electrolytes with rainforest honey as a green plasticizer

Solid polymer electrolytes (SPEs) play a pivotal role in advancing electrochemical devices, such as proton batteries and supercapacitors, owing to their potential for enhancing safety and flexibility. In this work, employs a solution casting technique to prepare SPEs, utilizing chitosan-dextran blen...

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Main Authors:	Shamsuri, N. A., Majid, S. R., Hamsan, M. H., Halim, S. N. A., Manan, N. S. A., Sulaiman, M., Jahidin, A. H., Halim, N. A., Aziz, S. B., Kadir, M. F. Z.
Format:	Article
Published:	Wiley 2024
Subjects:	Q Science (General) QC Physics QD Chemistry TP Chemical technology
Online Access:	http://eprints.um.edu.my/47044/ https://doi.org/10.1002/app.55303
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spelling	my.um.eprints.470442025-01-06T03:16:29Z http://eprints.um.edu.my/47044/ Enhancing ionic conductivity and flexibility in solid polymer electrolytes with rainforest honey as a green plasticizer Shamsuri, N. A. Majid, S. R. Hamsan, M. H. Halim, S. N. A. Manan, N. S. A. Sulaiman, M. Jahidin, A. H. Halim, N. A. Aziz, S. B. Kadir, M. F. Z. Q Science (General) QC Physics QD Chemistry TP Chemical technology Solid polymer electrolytes (SPEs) play a pivotal role in advancing electrochemical devices, such as proton batteries and supercapacitors, owing to their potential for enhancing safety and flexibility. In this work, employs a solution casting technique to prepare SPEs, utilizing chitosan-dextran blends as the polymer matrix. Ammonium thiocyanate (NH4SCN) is incorporated as a charge carrier, while honey is introduced as a plasticizer. The interaction between these materials is confirmed through Fourier transform infrared (FTIR) analysis. X-ray diffraction (XRD) analysis reveals that the addition of 10 wt.% honey (H10) to the polymer blend results in the lowest degree of crystallinity (15.24%), emphasizing the pivotal role of plasticizers in modulating the structural properties of SPEs. Furthermore, by incorporating 40 wt.% NH4SCN (SN40) into the plasticizer-polymer host (H10), the ambient temperature conductivity obtains its maximum value of (1.08 +/- 0.19 x 10-3 S cm-1) with the lowest degree of crystallinity of 10.44%, verify it is the most amorphous electrolyte. The observed trend in conductivity is influenced by the diffusion coefficient (D), ion density (n), and mobility of the ions (mu). Complementing these findings, field emission scanning electron microscopy (FESEM) is employed to investigate the surface morphology and cross section of the SPEs, providing a comprehensive understanding of their structural characteristics. From linear sweep voltammetry (LSV), SN40 is electrochemically stable up to 2.2 V and the tion is 0.97 indicating that the ions are the dominant charge carriers. Proton conducting polymer electrolyte based on chitosan-dextran-honey-NH4SCN. image Wiley 2024-05 Article PeerReviewed Shamsuri, N. A. and Majid, S. R. and Hamsan, M. H. and Halim, S. N. A. and Manan, N. S. A. and Sulaiman, M. and Jahidin, A. H. and Halim, N. A. and Aziz, S. B. and Kadir, M. F. Z. (2024) Enhancing ionic conductivity and flexibility in solid polymer electrolytes with rainforest honey as a green plasticizer. Journal of Applied Polymer Science, 141 (18). ISSN 0021-8995, DOI https://doi.org/10.1002/app.55303 <https://doi.org/10.1002/app.55303>. https://doi.org/10.1002/app.55303 10.1002/app.55303
institution	Universiti Malaya
building	UM Library
collection	Institutional Repository
continent	Asia
country	Malaysia
content_provider	Universiti Malaya
content_source	UM Research Repository
url_provider	http://eprints.um.edu.my/
topic	Q Science (General) QC Physics QD Chemistry TP Chemical technology
spellingShingle	Q Science (General) QC Physics QD Chemistry TP Chemical technology Shamsuri, N. A. Majid, S. R. Hamsan, M. H. Halim, S. N. A. Manan, N. S. A. Sulaiman, M. Jahidin, A. H. Halim, N. A. Aziz, S. B. Kadir, M. F. Z. Enhancing ionic conductivity and flexibility in solid polymer electrolytes with rainforest honey as a green plasticizer
description	Solid polymer electrolytes (SPEs) play a pivotal role in advancing electrochemical devices, such as proton batteries and supercapacitors, owing to their potential for enhancing safety and flexibility. In this work, employs a solution casting technique to prepare SPEs, utilizing chitosan-dextran blends as the polymer matrix. Ammonium thiocyanate (NH4SCN) is incorporated as a charge carrier, while honey is introduced as a plasticizer. The interaction between these materials is confirmed through Fourier transform infrared (FTIR) analysis. X-ray diffraction (XRD) analysis reveals that the addition of 10 wt.% honey (H10) to the polymer blend results in the lowest degree of crystallinity (15.24%), emphasizing the pivotal role of plasticizers in modulating the structural properties of SPEs. Furthermore, by incorporating 40 wt.% NH4SCN (SN40) into the plasticizer-polymer host (H10), the ambient temperature conductivity obtains its maximum value of (1.08 +/- 0.19 x 10-3 S cm-1) with the lowest degree of crystallinity of 10.44%, verify it is the most amorphous electrolyte. The observed trend in conductivity is influenced by the diffusion coefficient (D), ion density (n), and mobility of the ions (mu). Complementing these findings, field emission scanning electron microscopy (FESEM) is employed to investigate the surface morphology and cross section of the SPEs, providing a comprehensive understanding of their structural characteristics. From linear sweep voltammetry (LSV), SN40 is electrochemically stable up to 2.2 V and the tion is 0.97 indicating that the ions are the dominant charge carriers. Proton conducting polymer electrolyte based on chitosan-dextran-honey-NH4SCN. image
format	Article
author	Shamsuri, N. A. Majid, S. R. Hamsan, M. H. Halim, S. N. A. Manan, N. S. A. Sulaiman, M. Jahidin, A. H. Halim, N. A. Aziz, S. B. Kadir, M. F. Z.
author_facet	Shamsuri, N. A. Majid, S. R. Hamsan, M. H. Halim, S. N. A. Manan, N. S. A. Sulaiman, M. Jahidin, A. H. Halim, N. A. Aziz, S. B. Kadir, M. F. Z.
author_sort	Shamsuri, N. A.
title	Enhancing ionic conductivity and flexibility in solid polymer electrolytes with rainforest honey as a green plasticizer
title_short	Enhancing ionic conductivity and flexibility in solid polymer electrolytes with rainforest honey as a green plasticizer
title_full	Enhancing ionic conductivity and flexibility in solid polymer electrolytes with rainforest honey as a green plasticizer
title_fullStr	Enhancing ionic conductivity and flexibility in solid polymer electrolytes with rainforest honey as a green plasticizer
title_full_unstemmed	Enhancing ionic conductivity and flexibility in solid polymer electrolytes with rainforest honey as a green plasticizer
title_sort	enhancing ionic conductivity and flexibility in solid polymer electrolytes with rainforest honey as a green plasticizer
publisher	Wiley
publishDate	2024
url	http://eprints.um.edu.my/47044/ https://doi.org/10.1002/app.55303
_version_	1821105758377345024
score	13.244413

Enhancing ionic conductivity and flexibility in solid polymer electrolytes with rainforest honey as a green plasticizer

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