Evaluating Polishability of Zirconia Impregnated PMMA Nanocomposite for Denture Base Application
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials and Preparation of Specimens
2.2. Specimen Surface Polishing
2.3. Surface Roughness Measurements
2.4. Particle and Surface Morphology Analysis Procedure
2.5. Statistical Analyses
3. Results
3.1. Analysis of Surface Roughness
3.2. Analysis of Particle and Specimen Surfaces
4. Discussions
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Materials | Trade Name | Manufacturer | Lot. Number |
---|---|---|---|
High impact heat-curing acrylic denture base resin | HI Metrocryl | Metrodent Limited, Huddersfield, UK | Powder (22828) Liquid (103/4) |
Yttria-stabilized zirconium oxide | Zirconium oxide | Sky Spring Nano Materials, Incs., Houston, TX, USA | 8522-120315 |
Experimental Groups | Surface Roughness Ra (µm) | ||
---|---|---|---|
Without Polishing | Polishing for 1 min | Polishing for 2 min | |
Median (IQR) | Median (IQR) | Median (IQR) | |
G1 (Control) | 0.40 (0.14) A,a | 0.11 (0.01) A,b | 0.12 (0.03) A,B,a,b |
G2 (1.5 wt.%) | 0.31 (0.10) A,a | 0.12 (0.05) A,B,a | 0.12 (0.02) A, a |
G3 (3.0 wt.%) | 0.29 (0.08) A,a | 0.11 (0.01) A,b | 0.10 (0.02) A,b |
G4 (5.0 wt.%) | 0.27 (0.21) A,a | 0.13 (0.04) A,B,b | 0.13 (0.02) A,B,b |
G5 (7.0 wt.%) | 0.33 (0.21) A,a | 0.16 (0.04) A,B,a,b | 0.12 (0.04) A,B,b |
G6 (10.0 wt.%) | 0.39 (0.14) A,a | 0.17 (0.03) B,a,b | 0.15 (0.01) B,b |
Experimental Groups | Surface Roughness Sa (µm) | |
---|---|---|
Polishing for 1 min | Polishing for 2 min | |
Mean (SD) | Mean (SD) | |
G1 (Control) | 5.27 (1.55) | 7.25 (2.35) |
G2 (1.5 wt.%) | 7.32 (1.51) | 5.48 (2.55) |
G3 (3.0 wt.%) | 3.92 (1.45) | 4.78 (1.90) |
G4 (5.0 wt.%) | 3.34 (1.69) | 4.74 (2.18) |
G5 (7.0 wt.%) | 7.23 (3.07) | 5.50 (1.54) |
G6 (10.0 wt.%) | 7.43 (3.03) | 6.50 (1.19) |
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Zidan, S.; Silikas, N.; Haider, J.; Jahantigh, J.; Alhareb, A.; Yates, J. Evaluating Polishability of Zirconia Impregnated PMMA Nanocomposite for Denture Base Application. Symmetry 2021, 13, 976. https://doi.org/10.3390/sym13060976
Zidan S, Silikas N, Haider J, Jahantigh J, Alhareb A, Yates J. Evaluating Polishability of Zirconia Impregnated PMMA Nanocomposite for Denture Base Application. Symmetry. 2021; 13(6):976. https://doi.org/10.3390/sym13060976
Chicago/Turabian StyleZidan, Saleh, Nikolaos Silikas, Julfikar Haider, Javad Jahantigh, Ahmed Alhareb, and Julian Yates. 2021. "Evaluating Polishability of Zirconia Impregnated PMMA Nanocomposite for Denture Base Application" Symmetry 13, no. 6: 976. https://doi.org/10.3390/sym13060976