Continuous polydimethylsiloxane filament fabrication and characterizations

In this work, a PDMS spinning technique is developed and enables the continuous production of a filament with a circular cross-section (~500 μm diameter). The production of continuous silicone polymer filaments can be useful in the textile field to provide new properties in applications such as weav...

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Main Authors: Quentin Watel, Aurélie Cayla, Fabien Salaün, François Boussu
Format: Article
Language:English
Published: Budapest University of Technology and Economics 2025-05-01
Series:eXPRESS Polymer Letters
Subjects:
Online Access:https://www.expresspolymlett.com/article.php?a=EPL-0013217
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author Quentin Watel
Aurélie Cayla
Fabien Salaün
François Boussu
author_facet Quentin Watel
Aurélie Cayla
Fabien Salaün
François Boussu
author_sort Quentin Watel
collection DOAJ
description In this work, a PDMS spinning technique is developed and enables the continuous production of a filament with a circular cross-section (~500 μm diameter). The production of continuous silicone polymer filaments can be useful in the textile field to provide new properties in applications such as weaving, knitting or composite reinforcement. The method involves injecting the pre-polymer and curing agent mixture into a heated oil bath (202–215 °C) to simultaneously shape and cure the PDMS. The morphological and mechanical properties of the filament are studied regarding the production parameters (formulation, needle diameter, bath temperature, conveyor belt speed). The most homogeneous filament is produced at the highest temperature (215°C) and conveyor belt speed (13.6 m∙min–1). When subjected to cyclic mechanical stress, the PDMS filament produced exhibits stable mechanical behavior, making it suitable for a wide range of applications.
format Article
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institution Kabale University
issn 1788-618X
language English
publishDate 2025-05-01
publisher Budapest University of Technology and Economics
record_format Article
series eXPRESS Polymer Letters
spelling doaj-art-b5a7b32f6a904a83be611ecb8c267ea22025-08-20T03:35:58ZengBudapest University of Technology and EconomicseXPRESS Polymer Letters1788-618X2025-05-0119549450310.3144/expresspolymlett.2025.36Continuous polydimethylsiloxane filament fabrication and characterizationsQuentin WatelAurélie CaylaFabien SalaünFrançois BoussuIn this work, a PDMS spinning technique is developed and enables the continuous production of a filament with a circular cross-section (~500 μm diameter). The production of continuous silicone polymer filaments can be useful in the textile field to provide new properties in applications such as weaving, knitting or composite reinforcement. The method involves injecting the pre-polymer and curing agent mixture into a heated oil bath (202–215 °C) to simultaneously shape and cure the PDMS. The morphological and mechanical properties of the filament are studied regarding the production parameters (formulation, needle diameter, bath temperature, conveyor belt speed). The most homogeneous filament is produced at the highest temperature (215°C) and conveyor belt speed (13.6 m∙min–1). When subjected to cyclic mechanical stress, the PDMS filament produced exhibits stable mechanical behavior, making it suitable for a wide range of applications.https://www.expresspolymlett.com/article.php?a=EPL-0013217 fiber spinning curing fiber physical properties tensile testing
spellingShingle Quentin Watel
Aurélie Cayla
Fabien Salaün
François Boussu
Continuous polydimethylsiloxane filament fabrication and characterizations
eXPRESS Polymer Letters
fiber spinning
curing
fiber
physical properties
tensile testing
title Continuous polydimethylsiloxane filament fabrication and characterizations
title_full Continuous polydimethylsiloxane filament fabrication and characterizations
title_fullStr Continuous polydimethylsiloxane filament fabrication and characterizations
title_full_unstemmed Continuous polydimethylsiloxane filament fabrication and characterizations
title_short Continuous polydimethylsiloxane filament fabrication and characterizations
title_sort continuous polydimethylsiloxane filament fabrication and characterizations
topic fiber spinning
curing
fiber
physical properties
tensile testing
url https://www.expresspolymlett.com/article.php?a=EPL-0013217
work_keys_str_mv AT quentinwatel continuouspolydimethylsiloxanefilamentfabricationandcharacterizations
AT aureliecayla continuouspolydimethylsiloxanefilamentfabricationandcharacterizations
AT fabiensalaun continuouspolydimethylsiloxanefilamentfabricationandcharacterizations
AT francoisboussu continuouspolydimethylsiloxanefilamentfabricationandcharacterizations