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Dyeing of Innovative Bicomponent Filament Fabrics (PET/PTT) by Disperse Dyestuffs: Characterization and Optimization Process
| Content Provider | MDPI |
|---|---|
| Author | Souissi, Marwa Khiari, Ramzi Haddar, Wafa Zaag, Mounir Meksi, Nizar Dhaouadi, Hatem |
| Copyright Year | 2020 |
| Description | PET/PTT bicomponent filaments yarn is produced by two polymers: the polyethylene terephthalate (PET) and the polytrimethylene terephtalate (PTT) extruded side by side. This yarn is known for its high mechanical properties in particular elasticity and elastic recovery. However, differences between physical and chemical properties of the two components make the dyeing step of this yarn complicated. The aim of this work is the development of a dyeing process for bicomponent filaments without altering their physical and chemical properties. Different techniques such as SEM, FTIR, and differential scanning calorimetry (DSC) were used to characterize the studied yarn. For dyeing, three different disperse dyes CI Disperse Red 167.1, CI Disperse Yellow 211, and CI Disperse Red 60 with different energy classes were studied. The influence of dyeing conditions in particular dyeing temperature, pH of dye bath, dyeing time, and carrier concentration in the dye bath was evaluated. Responses analyzed are color strength (K/S), colorimetric coordinates and color fastness of samples dyed with studied dyes. In addition, the stability of elasticity and elastic recovery of bicomponent filament fabrics after the dyeing process has been also verified and proved. |
| Starting Page | 501 |
| e-ISSN | 22279717 |
| DOI | 10.3390/pr8050501 |
| Journal | Processes |
| Issue Number | 5 |
| Volume Number | 8 |
| Language | English |
| Publisher | MDPI |
| Publisher Date | 2020-04-25 |
| Access Restriction | Open |
| Subject Keyword | Processes Textiles Bicomponent Filaments Polyethylene Terephthalate (pet) Polytrimethylene Terephthalate (ptt) Dyeing Disperse Dyes |
| Content Type | Text |
| Resource Type | Article |