Force-Based Characterization of the Wetting Properties of LDPE Surfaces Treated with CF4 and H2 Plasmas
Abstract
:1. Introduction
2. Materials and Methods
2.1. Plasma Treatment
2.2. Surface Texturing of LDPE
2.3. Measurements of Wetting Properties Using Contact Angles
2.4. Measurements of Wetting Properties using Force-Based Friction Measurements
3. Results
3.1. Contact Angle and Surface Free Energy Measurements
3.2. Sliding Angle Measurements
3.3. Force-Based Friction Measurements on T-LDPE Surfaces
3.4. SEM and AFM Images of Altered LDPE Samples
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Sample | Sliding Angle, α (°) | Advancing Contact Angle, θa (°) | Receding Contact Angle, θr (°) | Contact Angle Hysteresis, CAH = θa − θr (°) |
---|---|---|---|---|
LDPE | 12.5 ± 0.4 | 102.0 ± 0.8 | 80.1 ± 2.7 | 21.9 |
T-LDPE | 6.9 ± 0.3 | 130.2 ± 3.5 | 110.5 ± 4.8 | 19.7 |
LDPE, 3× H₂ | 14.7 ± 1.9 | 47.6 ± 0.6 | 7.6 ± 0.5 | 40 |
T-LDPE, 3× H₂ | 38.2 ± 2.5 | 107.1 ± 3.5 | 23.2 ± 3.8 | 83.9 |
LDPE, 3× CF4 | 27.2 ± 2.7 | 141.1 ± 1.0 | 81.1 ± 2.1 | 59.9 |
T-LDPE, 3× CF4 | 1.7 ± 0.1 | 121.2 ± 0.7 | 118.3 ± 0.9 | 2.8 |
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Aktas, C.; Polat, O.; Beitollahpoor, M.; Farzam, M.; Pesika, N.S.; Sahiner, N. Force-Based Characterization of the Wetting Properties of LDPE Surfaces Treated with CF4 and H2 Plasmas. Polymers 2023, 15, 2132. https://doi.org/10.3390/polym15092132
Aktas C, Polat O, Beitollahpoor M, Farzam M, Pesika NS, Sahiner N. Force-Based Characterization of the Wetting Properties of LDPE Surfaces Treated with CF4 and H2 Plasmas. Polymers. 2023; 15(9):2132. https://doi.org/10.3390/polym15092132
Chicago/Turabian StyleAktas, Cihan, Osman Polat, Mohamadreza Beitollahpoor, Melika Farzam, Noshir S. Pesika, and Nurettin Sahiner. 2023. "Force-Based Characterization of the Wetting Properties of LDPE Surfaces Treated with CF4 and H2 Plasmas" Polymers 15, no. 9: 2132. https://doi.org/10.3390/polym15092132