Fluorine-Free Superhydrophobic Coatings Based on Silicone and Functionalized Colloidal Silica
Abstract
:1. Introduction
2. Experiment
2.1. Materials
2.2. Synthesis of Colloidal Silica and Preparation of Fluorine- and Octyl-Functionalized Colloidal Silica
2.3. Preparation of Superhydrophobic Coatings
2.4. Characterization
3. Results and Discussion
3.1. Surface Functionalization of Colloidal Silica
3.2. Superhydrophobic Coating with Fluorine-Free Polymer
3.3. Fluorine-Free Superhydrophobic Coating
4. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
- Blossey, R. Self-cleaning surfaces—Virtual realities. Nat. Mater. 2003, 2, 301–306. [Google Scholar] [CrossRef] [PubMed]
- Otten, A.; Herminghaus, S. How plants keep dry: A physicist’s point of view. Langmuir 2004, 20, 2405–2408. [Google Scholar] [CrossRef] [PubMed]
- Watson, G.S.; Watson, J.A. Natural nano-structures on insects—possible functions of ordered arrays characterized by atomic force microscopy. Appl. Surf. Sci. 2004, 235, 139–144. [Google Scholar] [CrossRef]
- Neinhuis, C.; Barthlott, W. Characterization and distribution of water-repellent, self-cleaning plant surfaces. Ann. Bot. 1997, 79, 667–677. [Google Scholar] [CrossRef]
- Barthlott, W.; Neinhuis, C. Purity of the sacred lotus, or escape from contamination in biological surfaces. Planta 1997, 202, 1–8. [Google Scholar] [CrossRef]
- Yamamoto, M.; Nishikawa, N.; Mayama, H.; Nonomura, Y.; Yokojima, S.; Nakamura, S.; Uchida, K. Theoretical explanation of the lotus effect: Superhydrophobic property changes by removal of nanostructures from the surface of a lotus leaf. Langmuir 2015, 31, 7355–7363. [Google Scholar] [CrossRef] [PubMed]
- Zulfiqar, U.; Awais, M.; Hussain, S.Z.; Hussain, I.; Husain, S.W.; Subhani, T. Durable and self-healing super-hydrophobic surfaces for building materials. Mater. Lett. 2017, 192, 56–59. [Google Scholar] [CrossRef]
- Junaidi, M.U.M.; Haji Azaman, S.A.; Ahmad, N.N.R.; Leo, C.P.; Lim, G.W.; Chan, D.J.C.; Yee, H.M. Super-hydrophobic coating of silica with photoluminescence properties synthesized from rice husk ash. Prog. Org. Coat. 2017, 111, 29–37. [Google Scholar] [CrossRef]
- Gao, S.; Dong, X.; Huang, J.; Li, S.; Li, Y.; Chen, Z.; Lai, Y. Rational construction of highly transparent super-hydrophobic coatings based on a non-particle, fluorine-free and water-rich system for versatile oil-water separation. Chem. Eng. J. 2018, 333, 621–629. [Google Scholar] [CrossRef]
- Zeng, X.; Qian, L.; Yuan, X.; Zhou, C.; Li, Z.; Cheng, J.; Xu, S.; Wang, S.; Pi, P.; Wen, X. Inspired by stenocara beetles: From water collection to highefficiency water-in-oil emulsion separation. ACS Nano 2017, 11, 760–769. [Google Scholar] [CrossRef]
- Liu, Y.; Song, D.; Choi, C.H. Anti- and de-icing behaviors of super-hydrophobic fabrics. Coatings 2018, 8, 198. [Google Scholar] [CrossRef]
- Jiang, G.; Chen, L.; Zhang, S.; Huang, H. Super-hydrophobic SiC/CNTs coatings with photothermal deicing and passive anti-icing properties. ACS Appl. Mater. Interfaces 2018, 10, 36505–36511. [Google Scholar] [CrossRef] [PubMed]
- Lin, Y.; Chen, H.; Wang, G.; Liu, A. Recent progress in preparation and anti-icing applications of super-hydrophobic coatings. Coatings 2018, 8, 208. [Google Scholar] [CrossRef]
- Zheng, S.; Li, C.; Fu, Q.; Hu, W.; Xiang, T.; Wang, Q.; Du, M.; Liu, X.; Chen, Z. Development of stable super-hydrophobic coatings on aluminum surface for corrosion-resistant, self-cleaning, and anti-icing applications. Mater. Des. 2016, 93, 261–270. [Google Scholar] [CrossRef]
- Zhao, Q.; Tang, T.; Wang, F. Fabrication of super-hydrophobic AA5052 aluminum alloy surface with improved corrosion resistance and self cleaning property. Coatings 2018, 8, 390. [Google Scholar] [CrossRef]
- Sebastian, D.; Yao, C.; Lian, I. Mechanical durability of engineered super-hydrophobic surfaces for anti-corrosion. Coatings 2018, 8, 162. [Google Scholar] [CrossRef]
- Pan, G.; Xiao, X.; Yu, N.; Ye, Z. Fabrication of super-hydrophobic coatings on cotton fabric using ultrasound-assisted in-situ growth method. Prog. Org. Coat. 2018, 125, 463–471. [Google Scholar] [CrossRef]
- Huang, S.; Liu, G.; Zhang, K.; Hu, H.; Wang, J.; Miao, L.; Tabrizizadeh, T. Water-based polyurethane formulations for robust super-hydrophobic fabrics. Chem. Eng. J. 2019, 360, 445–451. [Google Scholar] [CrossRef]
- Wang, N.; Tang, L.; Cai, Y.; Tong, W.; Xiong, D. Scalable super-hydrophobic coating with controllable wettability and investigations of its drag reduction. Coll. Surf. A Physicochem. Eng. Asp. 2018, 555, 290–295. [Google Scholar] [CrossRef]
- Tuo, Y.; Chen, W.; Zhang, H.; Li, P.; Liu, X. One-step hydrothermal method to fabricate drag reduction super-hydrophobic surface on aluminum foil. Appl. Surf. Sci. 2018, 446, 230–235. [Google Scholar] [CrossRef]
- Dimitrakellis, P.; Gogolides, E. Atmospheric plasma etching of polymers: A palette of applications in cleaning/ashing, pattern formation, nanotexturing and super-hydrophobic surface fabrication. Microelectron. Eng. 2018, 194, 109–115. [Google Scholar] [CrossRef]
- Ma, M.; Mao, Y.; Gupta, M.; Gleason, K.K.; Rutledge, G.C. Super-hydrophobic fabrics produced by electrospinning and chemical vapor deposition. Macromolecules 2005, 38, 9742–9748. [Google Scholar] [CrossRef]
- Nakajima, A.; Abe, K.; Hashimoto, K.; Watanabe, T. Preparation of hard super-hydrophobic films with visible light transmission. Thin Solid Films 2000, 376, 140–143. [Google Scholar] [CrossRef]
- Lei, H.; Xiao, J.; Zheng, L.; Xiong, M.; Zhu, Y.; Qian, J.; Zhuang, Q.; Han, Z. Super-hydrophobic coatings based on colloid silica and fluorocopolymer. Polymer 2016, 86, 22–31. [Google Scholar] [CrossRef]
- Renner, R. Piecing together the perfluorinated puzzle. Anal. Chem. 2005, 77, 15A–16A. [Google Scholar] [CrossRef]
- Renner, R. The long and the short of perfluorinated replacements. Environ. Sci. Technol. 2006, 40, 12–13. [Google Scholar] [CrossRef] [PubMed]
- Vierke, L.; Staude, C.; Biegel-Engler, A.; Drost, W.; Schulte, C. Perfluorooctanoic acid (PFOA)-main concerns and regulatory developments in Europe from an environmental point of view. Environ. Sci. Europe 2012, 24, 16. [Google Scholar] [CrossRef]
- Legrand, A.P.; Hommel, H.; Taïbi, H.; Miquel, J.L.; Tougne, P. Contribution of solid state NMR spectroscopy to the characterization of materials. Coll. Surf. 1990, 45, 391–411. [Google Scholar] [CrossRef]
- Leonardelli, S.; Facchini, L.; Fretigny, C.; Tougne, P.; Legrand, A.P. Silicon-29 NMR study of silica. J. Am. Chem. Soc. 1992, 114, 6412–6418. [Google Scholar] [CrossRef]
- Duvault, Y.; Gagnaire, A.; Gardies, F.; Jaffrezic-Renault, N.; Martelet, C.; Morel, D.; Serpinet, J.; Duvault, J.L. Physicochemical characterization of covalently bonded alkyl monolayers on silica surfaces. Thin Solid Films 1990, 185, 169–179. [Google Scholar] [CrossRef]
Sample | C (%) | O (%) | Si (%) | F (%) |
---|---|---|---|---|
Colloidal silica | 19.28 | 59.64 | 18.60 | 2.47 |
F-colloidal silica | 18.21 | 38.42 | 14.71 | 28.66 |
Resin | Contact Angle (°) | Roll-Off Angle (°) | Q-Tip Scratch Rating | Roll-off Rating after Abrasion |
---|---|---|---|---|
TSR116 | 151 | 5 | 1 | 1 |
TSR144 | 158 | 2 | 2 | 3 |
TSR145 | 154 | 2 | 2 | 2 |
TSR127B | 152 | 1 | 2 | 2 |
F-resin (control) | 155 | 1 | 3 | 3 |
Resin | Contact Angle (°) | Roll-Off Angle (°) | Q-Tip Scratch Rating | Roll-Off Rating After Abrasion |
---|---|---|---|---|
TSR194 | 153 | 4 | 3 | 3 |
TSR175 | 151 | 6 | 2 | 1 |
TSR171 | 152 | 6 | 1 | 1 |
F-resin (control) | 155 | 1 | 3 | 3 |
Resin | Contact Angle (°) | Roll-Off Angle (°) | Q-Tip Scratch Rating | Roll-Off Rating After Abrasion |
---|---|---|---|---|
TSR144 + Octyl-SiO2 | 153 | 4 | 3 | 3 |
F-resin (control) | 155 | 1 | 3 | 3 |
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Lei, H.; Xiao, J.; Xiong, M.; Zheng, L.; Zhuang, Q. Fluorine-Free Superhydrophobic Coatings Based on Silicone and Functionalized Colloidal Silica. Coatings 2019, 9, 159. https://doi.org/10.3390/coatings9030159
Lei H, Xiao J, Xiong M, Zheng L, Zhuang Q. Fluorine-Free Superhydrophobic Coatings Based on Silicone and Functionalized Colloidal Silica. Coatings. 2019; 9(3):159. https://doi.org/10.3390/coatings9030159
Chicago/Turabian StyleLei, Hui, Jun Xiao, Mingna Xiong, Liping Zheng, and Qixin Zhuang. 2019. "Fluorine-Free Superhydrophobic Coatings Based on Silicone and Functionalized Colloidal Silica" Coatings 9, no. 3: 159. https://doi.org/10.3390/coatings9030159