Electrospinning polyethylene terephthalate glycol

Polyethylene terephthalate glycol (PETG) is a difficult-to-spin material, and no previous papers have reported the correct conditions to create PETG meshes. To address this issue, a preliminary study on the solubility and electrospinnability of PETG using a range of solvent system was conducted and...

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Main Authors: Hassan, Mohamed H., Omar, Abdalla M., Daskalakis, Evangelos, Grieve, Bruce, Bartolo, Paulo Jorge Da Silva
Other Authors: School of Mechanical and Aerospace Engineering
Format: Journal Article
Language:English
Published: 2024
Subjects:
Online Access:https://hdl.handle.net/10356/174013
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author Hassan, Mohamed H.
Omar, Abdalla M.
Daskalakis, Evangelos
Grieve, Bruce
Bartolo, Paulo Jorge Da Silva
author2 School of Mechanical and Aerospace Engineering
author_facet School of Mechanical and Aerospace Engineering
Hassan, Mohamed H.
Omar, Abdalla M.
Daskalakis, Evangelos
Grieve, Bruce
Bartolo, Paulo Jorge Da Silva
author_sort Hassan, Mohamed H.
collection NTU
description Polyethylene terephthalate glycol (PETG) is a difficult-to-spin material, and no previous papers have reported the correct conditions to create PETG meshes. To address this issue, a preliminary study on the solubility and electrospinnability of PETG using a range of solvent system was conducted and a Teas graph was established to select the ideal solvent system. Based on these preliminary results, electrospun PETG fibers were produced using a highly volatile binary solvent system consisting of dichloromethane (DCM) and trifluoroacetic acid (TFA). Produced meshes were extensively characterized, and the results demonstrated for the first time the ability of electrospun PETG meshes to support the inoculation and germination of yellow rust spores, thus confirming that PETG is an ideal material to be used for the fabrication of agriculture biosensors. The results also showed that the best solvent split was 85/15 (DCM/TFA).
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spelling ntu-10356/1740132024-03-16T16:48:18Z Electrospinning polyethylene terephthalate glycol Hassan, Mohamed H. Omar, Abdalla M. Daskalakis, Evangelos Grieve, Bruce Bartolo, Paulo Jorge Da Silva School of Mechanical and Aerospace Engineering Singapore Centre for 3D Printing Engineering Electrospinning Biomaterial Polyethylene terephthalate glycol (PETG) is a difficult-to-spin material, and no previous papers have reported the correct conditions to create PETG meshes. To address this issue, a preliminary study on the solubility and electrospinnability of PETG using a range of solvent system was conducted and a Teas graph was established to select the ideal solvent system. Based on these preliminary results, electrospun PETG fibers were produced using a highly volatile binary solvent system consisting of dichloromethane (DCM) and trifluoroacetic acid (TFA). Produced meshes were extensively characterized, and the results demonstrated for the first time the ability of electrospun PETG meshes to support the inoculation and germination of yellow rust spores, thus confirming that PETG is an ideal material to be used for the fabrication of agriculture biosensors. The results also showed that the best solvent split was 85/15 (DCM/TFA). Published version This project has been partially supported by the University of Manchester and UK Research and Innovation (UKRI) through the Engineering and Physical Sciences Research Council (EPSRC) of the UK (grant number: EP/ V011766/1). 2024-03-12T01:09:46Z 2024-03-12T01:09:46Z 2023 Journal Article Hassan, M. H., Omar, A. M., Daskalakis, E., Grieve, B. & Bartolo, P. J. D. S. (2023). Electrospinning polyethylene terephthalate glycol. International Journal of Bioprinting, 9(6), 0024-. https://dx.doi.org/10.36922/IJB.0024 2424-7723 https://hdl.handle.net/10356/174013 10.36922/IJB.0024 2-s2.0-85176560398 6 9 0024 en International Journal of Bioprinting © 2023 Author(s). This is an Open Access article distributed under the terms of the Creative Commons Attribution License, permitting distribution, and reproduction in any medium, provided the original work is properly cited. application/pdf
spellingShingle Engineering
Electrospinning
Biomaterial
Hassan, Mohamed H.
Omar, Abdalla M.
Daskalakis, Evangelos
Grieve, Bruce
Bartolo, Paulo Jorge Da Silva
Electrospinning polyethylene terephthalate glycol
title Electrospinning polyethylene terephthalate glycol
title_full Electrospinning polyethylene terephthalate glycol
title_fullStr Electrospinning polyethylene terephthalate glycol
title_full_unstemmed Electrospinning polyethylene terephthalate glycol
title_short Electrospinning polyethylene terephthalate glycol
title_sort electrospinning polyethylene terephthalate glycol
topic Engineering
Electrospinning
Biomaterial
url https://hdl.handle.net/10356/174013
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AT grievebruce electrospinningpolyethyleneterephthalateglycol
AT bartolopaulojorgedasilva electrospinningpolyethyleneterephthalateglycol