A Comperative Study on the Performance of Side-by-side Hollow Bicomponent Yarns

dc.authorid0000-0002-2493-4532
dc.authorid0000-0003-2232-6506
dc.authorid0000-0001-6010-6497
dc.authorid0000-0002-7799-6999
dc.authorid0000-0003-0036-7868
dc.contributor.authorBulut, Merve
dc.contributor.authorOzturk, Merve Kucukali
dc.contributor.authorCandan, Cevza
dc.contributor.authorNergis, Banu
dc.contributor.authorZengin, Tugba
dc.contributor.authorYenice, Aysun
dc.contributor.authorTor, Ecenur
dc.date.accessioned2026-04-04T18:56:05Z
dc.date.available2026-04-04T18:56:05Z
dc.date.issued2024
dc.departmentİstanbul Bilgi Üniversitesi
dc.description.abstractUsing hollow yarns can change and improve many qualities of fabrics including thermal, acoustic, or mechanical properties. Using technical yarns in commercial textile products has been studied extensively to bring them some sort of functionality. In this study, side-by-side 50%/50% bicomponent yarns made from different raw materials were tested and evaluated to determine their processing behaviour and performance characteristics. All yarns have co-polyester (coPET) as one component where the other component is Polyester (PET), recycled PET (rPET) and Polyamide (PA6), respectively. Afterwards, the coPET component is dissolved from all yarns by alkalization, thus making the hollow yarns, and the samples were textured by heat treatment. The mechanical and physical properties were evaluated by various tests, including unevenness, crimp testing, hollow ratio, and shear test. Their thermal and thermomechanical properties were evaluated with Differential Scanning Calorimeter (DSC) analysis and Thermal Gravimetric Analysis (TGA). Also, X-ray Diffraction Analysis (XRD) analysis was carried out in order to observe the crystalline behaviour of the samples. All evaluations were done on the non-textured and textured state of the yarns to see the effect of the heat treatment. The physical and mechanical test results revealed that despite the alkalization, the textured yarns demonstrated better strength and dimensional resistance. DSC and TGA analysis showed that the alkalization and heat treatment caused an increase in the polymer mobilization, which resulted in an increase in the decomposition enthalpy and a lower decomposition temperature. As a final note, XRD results indicated that for the PET/coPET and rPET/coPET samples, the texturization process significantly increased the crystallinity of the samples, which unexpected and therefore needs further investigation.
dc.description.sponsorshipScientific and Technological Research Council of Turkey (TUBITAK) [5210113]
dc.description.sponsorshipThe authors gratefully acknowledge the funding by The Scientific and Technological Research Council of Turkey (TUBITAK) 1505 Program with the grant number 5210113.
dc.identifier.doi10.32710/tekstilvekonfeksiyon.1296380
dc.identifier.doi10.32710/tekstilvekonfeksiyon.1296380
dc.identifier.endpage433
dc.identifier.issn1300-3356
dc.identifier.issue4
dc.identifier.scopus2-s2.0-85214579628
dc.identifier.scopusqualityQ3
dc.identifier.startpage424
dc.identifier.urihttps://doi.org/10.32710/tekstilvekonfeksiyon.1296380
dc.identifier.urihttps://hdl.handle.net/11411/10680
dc.identifier.volume34
dc.identifier.wosWOS:001419109100004
dc.identifier.wosqualityQ4
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.language.isoen
dc.publisherE.U. Printing and Publishing House
dc.relation.ispartofTekstil ve Konfeksiyon
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı
dc.rightsinfo:eu-repo/semantics/openAccess
dc.snmzKA_WoS_20260402
dc.snmzKA_Scopus_20260402
dc.subjectBicomponent
dc.subjectHollow Yarns
dc.subjectSide-By-Side
dc.subjectWoven Fabrics
dc.titleA Comperative Study on the Performance of Side-by-side Hollow Bicomponent Yarns
dc.typeArticle

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