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Comparison of Colour Properties of Polypropylene and Poly-(Lactic) Acid Fibres Dyed With Photoluminescent Dye Cover

Comparison of Colour Properties of Polypropylene and Poly-(Lactic) Acid Fibres Dyed With Photoluminescent Dye

Fibres & Textiles in Eastern Europe
Volume 30 (2022): Issue 5 (October 2022)
By: Anna Ujhelyiová,  Viera Jančovičová,  Ondrej Panák,  Veronika Hrabovská and  Zita Tomčíková  
Open Access
|Dec 2022

Figures & Tables

Fig. 1

Dependences of fibre sound speed on the concentration of CF and HNTCF in the PP (a) and PLA (b) fibres dyed in mass
Dependences of fibre sound speed on the concentration of CF and HNTCF in the PP (a) and PLA (b) fibres dyed in mass

Fig. 2

Dependences of fibre birefringence on the concentration of CF and HNTCF in the PP (a) and PLA (b) fibres dyed in mass
Dependences of fibre birefringence on the concentration of CF and HNTCF in the PP (a) and PLA (b) fibres dyed in mass

Fig. 3

Dependences of tenacity at break s on the dye concentration of CF and HNTCF in PP (a) and PLA (b) fibres dyed in mass
Dependences of tenacity at break s on the dye concentration of CF and HNTCF in PP (a) and PLA (b) fibres dyed in mass

Fig. 4

Dependences of Young’s modulus EY on the dye concentration of CF and HNTCF in PP (a) and PLA (b) fibres dyed in mass
Dependences of Young’s modulus EY on the dye concentration of CF and HNTCF in PP (a) and PLA (b) fibres dyed in mass

Fig. 5

Dependences of elongation at break e on the dye concentration of CF and HNTCF in PP (a) and PLA (b) fibres dyed in mass
Dependences of elongation at break e on the dye concentration of CF and HNTCF in PP (a) and PLA (b) fibres dyed in mass

Fig. 6

Samples under visible (outdoor fields) and UV light (indoor fields)
Samples under visible (outdoor fields) and UV light (indoor fields)

Fig. 7

Reflexion spectra of PP (a) and PLA (b) knitted fabrics without dye (not aged – black line, aged 72 h in the Q-sun chamber – gray line), with CF (not aged – blue line, aged 72 h in the Q-sun chamber – green line) and with CF and HNT (not aged – red line, aged 72 h in the Q-sun chamber – orange line)
Reflexion spectra of PP (a) and PLA (b) knitted fabrics without dye (not aged – black line, aged 72 h in the Q-sun chamber – gray line), with CF (not aged – blue line, aged 72 h in the Q-sun chamber – green line) and with CF and HNT (not aged – red line, aged 72 h in the Q-sun chamber – orange line)

Fig. 8

Emission (full lines) and excitation (dashed lines) spectra of PP (a) and PLA (b) knitted fabrics with CF (not aged – blue line, aged 72 h in the Q-sun chamber – green line) and with CF and HNT (not aged – red line, aged 72 h in the Q-sun chamber – orange line)
Emission (full lines) and excitation (dashed lines) spectra of PP (a) and PLA (b) knitted fabrics with CF (not aged – blue line, aged 72 h in the Q-sun chamber – green line) and with CF and HNT (not aged – red line, aged 72 h in the Q-sun chamber – orange line)

Fig. S1

Normalised FTIR spectra of PP (black line), PP modified by CF (blue line) and PP modified with HNTCF (red line)
Normalised FTIR spectra of PP (black line), PP modified by CF (blue line) and PP modified with HNTCF (red line)

Fig. S2

Normalised FTIR spectra of PP samples without dye (not aged – black line, aged 72 h in the Q-sun chamber – gray line), with CF (not aged – blue line, aged 72 h in the Q-sun chamber – green line) and with CF and HNT (not aged – red line, aged 72 h in the Q-sun chamber – orange line)
Normalised FTIR spectra of PP samples without dye (not aged – black line, aged 72 h in the Q-sun chamber – gray line), with CF (not aged – blue line, aged 72 h in the Q-sun chamber – green line) and with CF and HNT (not aged – red line, aged 72 h in the Q-sun chamber – orange line)

Fig. S3

Normalised FTIR spectra of PLA samples without dye (not aged – black line, aged 72 h in the Q-sun chamber – gray line), with CF (not aged – blue line, aged 72 h in the Q-sun chamber – green line) and with CF and HNT (not aged – red line, aged 72 h in the Q-sun chamber – orange line)
Normalised FTIR spectra of PLA samples without dye (not aged – black line, aged 72 h in the Q-sun chamber – gray line), with CF (not aged – blue line, aged 72 h in the Q-sun chamber – green line) and with CF and HNT (not aged – red line, aged 72 h in the Q-sun chamber – orange line)

CIELab parameters (L, a, b) of PP and PLA knitted fabrics dyed in mass before (0 h) and after light ageing (72 h); (ΔEab)1 represents changes between non-coloured and coloured samples before aging and (ΔEab)2 represents changes due to aging

SampleUnagedaged
Lab(ΔEab)1Lab(ΔEab)2
PP79.30.12−0.44 66.5−1.43−1.8412.9
PP/CF81.30.78−3.94.0578.1−1.508.0612.7
PP/HNTCF80.30.2−0.91.175.3−1.145.878.5
PLA75.8−1.88−2.40 72.3−0.43−0.994.3
PLA/CF80.51.34−4.876.271.90.75−2.579.8
PLA/HNTCF80.11.01−3.75.365.50.93−2.1714.7
DOI: https://doi.org/10.2478/ftee-2022-0040 | Journal eISSN: 2300-7354 | Journal ISSN: 1230-3666
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Language: English
Page range: 17 - 27
Published on: Dec 22, 2022
Published by: Łukasiewicz Research Network, Institute of Biopolymers and Chemical Fibres
In partnership with: Paradigm Publishing Services
Publication frequency: Volume open
Keywords:
polypropylene and poly-(lactic) Acid Fibres,
photoluminescent dye,
colour properties,
mechanical properties and structure
Related subjects:
Business and economics,
Business management,
Business informatics,
Process management,
Industrial chemistry,
Cellulose, paper and textiles,
Polymer science and technology,
Materials sciences,
Biomaterials and natural materials

© 2022 Anna Ujhelyiová, Viera Jančovičová, Ondrej Panák, Veronika Hrabovská, Zita Tomčíková, published by Łukasiewicz Research Network, Institute of Biopolymers and Chemical Fibres
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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