Comparative Analysis of the Effect of Needle-Based Spinneret/Collector Combinations on Morphological Properties of PVA Electrospun Mats

Electrospinning is a promising technique for enabling the manipulation of the structural properties of nano- or microfibrous mats by altering electrospinning parameters. In this paper, it is aimed to examine the morphological variations of electrospun mats fabricated by combinations of different col...

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Main Author: Hayriye Hale Aygün
Format: Article
Language:English
Published: Wiley 2025-01-01
Series:Nanomaterials and Nanotechnology
Online Access:http://dx.doi.org/10.1155/nax2/9269983
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author Hayriye Hale Aygün
author_facet Hayriye Hale Aygün
author_sort Hayriye Hale Aygün
collection DOAJ
description Electrospinning is a promising technique for enabling the manipulation of the structural properties of nano- or microfibrous mats by altering electrospinning parameters. In this paper, it is aimed to examine the morphological variations of electrospun mats fabricated by combinations of different collector types and feeding units. In horizontal electrospinning setup, PVA polymer solutions are transformed to polymer jets by the help of needle-based feedings with single- and multinozzles. Electrospun fibers are deposited on four different collector types with identical collector-nozzle distance, feeding rate, applied voltage, and environmental conditions. It is concluded that the coarsest nanofibers are fabricated by multineedle/disc collector combination and the disc collector causes flat nanofiber handling with multineedle feeding but not with single needle feeding. On plate collector, thicker electrospun mats are obtained whichever feeding type is used. Average pore sizes on mats are found higher in multineedle feeding, especially with deposition between rods of birdcage collector. Changing the feeding type from multineedle to single needle causes to manufacture of electrospun mats with a narrower surface area and an increase is observed in packing density, basis weight and % porosity but a decrease in pore size and mat thickness with this manipulation. Nanosized but flattened electrospun fibers are handled by multineedle/disc collector and two distinct compositions are incorporated by deposition of nanofibers on birdcage collector.
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spelling doaj-art-2b9c53aa33e24636a5f280377d8bea532025-08-20T02:46:17ZengWileyNanomaterials and Nanotechnology1847-98042025-01-01202510.1155/nax2/9269983Comparative Analysis of the Effect of Needle-Based Spinneret/Collector Combinations on Morphological Properties of PVA Electrospun MatsHayriye Hale Aygün0Department of DesignElectrospinning is a promising technique for enabling the manipulation of the structural properties of nano- or microfibrous mats by altering electrospinning parameters. In this paper, it is aimed to examine the morphological variations of electrospun mats fabricated by combinations of different collector types and feeding units. In horizontal electrospinning setup, PVA polymer solutions are transformed to polymer jets by the help of needle-based feedings with single- and multinozzles. Electrospun fibers are deposited on four different collector types with identical collector-nozzle distance, feeding rate, applied voltage, and environmental conditions. It is concluded that the coarsest nanofibers are fabricated by multineedle/disc collector combination and the disc collector causes flat nanofiber handling with multineedle feeding but not with single needle feeding. On plate collector, thicker electrospun mats are obtained whichever feeding type is used. Average pore sizes on mats are found higher in multineedle feeding, especially with deposition between rods of birdcage collector. Changing the feeding type from multineedle to single needle causes to manufacture of electrospun mats with a narrower surface area and an increase is observed in packing density, basis weight and % porosity but a decrease in pore size and mat thickness with this manipulation. Nanosized but flattened electrospun fibers are handled by multineedle/disc collector and two distinct compositions are incorporated by deposition of nanofibers on birdcage collector.http://dx.doi.org/10.1155/nax2/9269983
spellingShingle Hayriye Hale Aygün
Comparative Analysis of the Effect of Needle-Based Spinneret/Collector Combinations on Morphological Properties of PVA Electrospun Mats
Nanomaterials and Nanotechnology
title Comparative Analysis of the Effect of Needle-Based Spinneret/Collector Combinations on Morphological Properties of PVA Electrospun Mats
title_full Comparative Analysis of the Effect of Needle-Based Spinneret/Collector Combinations on Morphological Properties of PVA Electrospun Mats
title_fullStr Comparative Analysis of the Effect of Needle-Based Spinneret/Collector Combinations on Morphological Properties of PVA Electrospun Mats
title_full_unstemmed Comparative Analysis of the Effect of Needle-Based Spinneret/Collector Combinations on Morphological Properties of PVA Electrospun Mats
title_short Comparative Analysis of the Effect of Needle-Based Spinneret/Collector Combinations on Morphological Properties of PVA Electrospun Mats
title_sort comparative analysis of the effect of needle based spinneret collector combinations on morphological properties of pva electrospun mats
url http://dx.doi.org/10.1155/nax2/9269983
work_keys_str_mv AT hayriyehaleaygun comparativeanalysisoftheeffectofneedlebasedspinneretcollectorcombinationsonmorphologicalpropertiesofpvaelectrospunmats