Shear Strength Range of GF/Polyester Composites Controlled by Plasma Nanotechnology

Unsized single-end rovings are oxygen plasma pretreated and organosilicon plasma coated using plasma nanotechnology to optimize the interphase in glass-fiber-reinforced polyester composites and to determine the achievable range of their shear strength for potential applications. This surface modific...

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Main Authors: Veronika Sirjovova, Milan Zvonek, Michal Jurko, Vladimir Cech
Format: Article
Language:English
Published: MDPI AG 2023-08-01
Series:Polymers
Subjects:
Online Access:https://www.mdpi.com/2073-4360/15/16/3331
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author Veronika Sirjovova
Milan Zvonek
Michal Jurko
Vladimir Cech
author_facet Veronika Sirjovova
Milan Zvonek
Michal Jurko
Vladimir Cech
author_sort Veronika Sirjovova
collection DOAJ
description Unsized single-end rovings are oxygen plasma pretreated and organosilicon plasma coated using plasma nanotechnology to optimize the interphase in glass-fiber-reinforced polyester composites and to determine the achievable range of their shear strength for potential applications. This surface modification of the fibers allows us to vary the shear strength of the composite in the range of 23.1 to 45.2 MPa at reduced financial costs of the process, while the commercial sizing corresponds to 39.2 MPa. The shear strength variability is controlled by the adhesion of the interlayer (plasma nanocoating) due to the variable density of chemical bonds at the interlayer/glass interface. The optimized technological conditions can be used for continuous surface modification of rovings in commercial online fiber-processing systems.
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spelling doaj.art-7e326f0b2abe404997bccc89eda9158b2023-11-19T02:42:31ZengMDPI AGPolymers2073-43602023-08-011516333110.3390/polym15163331Shear Strength Range of GF/Polyester Composites Controlled by Plasma NanotechnologyVeronika Sirjovova0Milan Zvonek1Michal Jurko2Vladimir Cech3Institute of Materials Chemistry, Faculty of Chemistry, Brno University of Technology, Purkynova 118, 61200 Brno, Czech RepublicInstitute of Materials Chemistry, Faculty of Chemistry, Brno University of Technology, Purkynova 118, 61200 Brno, Czech RepublicInstitute of Materials Chemistry, Faculty of Chemistry, Brno University of Technology, Purkynova 118, 61200 Brno, Czech RepublicInstitute of Materials Chemistry, Faculty of Chemistry, Brno University of Technology, Purkynova 118, 61200 Brno, Czech RepublicUnsized single-end rovings are oxygen plasma pretreated and organosilicon plasma coated using plasma nanotechnology to optimize the interphase in glass-fiber-reinforced polyester composites and to determine the achievable range of their shear strength for potential applications. This surface modification of the fibers allows us to vary the shear strength of the composite in the range of 23.1 to 45.2 MPa at reduced financial costs of the process, while the commercial sizing corresponds to 39.2 MPa. The shear strength variability is controlled by the adhesion of the interlayer (plasma nanocoating) due to the variable density of chemical bonds at the interlayer/glass interface. The optimized technological conditions can be used for continuous surface modification of rovings in commercial online fiber-processing systems.https://www.mdpi.com/2073-4360/15/16/3331glass fiberspolymer-matrix compositesshear strengthplasma nanotechnology
spellingShingle Veronika Sirjovova
Milan Zvonek
Michal Jurko
Vladimir Cech
Shear Strength Range of GF/Polyester Composites Controlled by Plasma Nanotechnology
Polymers
glass fibers
polymer-matrix composites
shear strength
plasma nanotechnology
title Shear Strength Range of GF/Polyester Composites Controlled by Plasma Nanotechnology
title_full Shear Strength Range of GF/Polyester Composites Controlled by Plasma Nanotechnology
title_fullStr Shear Strength Range of GF/Polyester Composites Controlled by Plasma Nanotechnology
title_full_unstemmed Shear Strength Range of GF/Polyester Composites Controlled by Plasma Nanotechnology
title_short Shear Strength Range of GF/Polyester Composites Controlled by Plasma Nanotechnology
title_sort shear strength range of gf polyester composites controlled by plasma nanotechnology
topic glass fibers
polymer-matrix composites
shear strength
plasma nanotechnology
url https://www.mdpi.com/2073-4360/15/16/3331
work_keys_str_mv AT veronikasirjovova shearstrengthrangeofgfpolyestercompositescontrolledbyplasmananotechnology
AT milanzvonek shearstrengthrangeofgfpolyestercompositescontrolledbyplasmananotechnology
AT michaljurko shearstrengthrangeofgfpolyestercompositescontrolledbyplasmananotechnology
AT vladimircech shearstrengthrangeofgfpolyestercompositescontrolledbyplasmananotechnology