Physical Properties of Additively Manufactured Tooth-Colored Material Attached to Denture Base-Colored Material in a Printed Monolithic Unit
Abstract
:1. Introduction
2. Materials and Methods
2.1. Digital Data Preparation
2.1.1. Fabrication of the Additively Manufactured Group
2.1.2. Fabrication of Conventional Group
2.2. Thermocycling of Specimens
2.3. Fracture Load Test
2.4. Identification of the Mode of Failure
2.5. SEM Analysis
2.6. Water Sorption and Solubility Tests
2.7. Shape Accuracy
2.8. Statistical Analysis
3. Results
3.1. Fracture Load
3.2. Mode of Failure
3.3. SEM Analysis
3.4. Water Sorption and Solubility
3.5. Shape Accuracy
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Brand Name. | Manufacturer | Chemical Composition | Processing Technique |
---|---|---|---|
Acron | GC, Tokyo, Japan | Powder: methacrylic acid ester polymer, others Liquid: methyl methacrylate, others | Heat polymerization |
RGD835 VeroWhite | Stratasys, Edina, MN, USA | Exo-1,7,7 trimethylbicyclo [2.2.1] hept-2-yl acrylate 5888-33-5, tricyclodecane dimethanol diacrylate 42594-17-2, titanium dioxide 13463-67-7, others | Ultraviolet (UV) curing |
RGD851 VeroMagenta | Stratasys, Edina, MN, USA | Trialkyl(C = 1~3)bicarbomonocyclic acrylate, substituted alkenyl(C = 1~4)-morpholine, substituted alkano(C = 1~4)carb opolycyclic-diylbis(alkylene(C = 1 ~4)) bisacrylate, isoalkyl (C = 2~5) idenediphenol, oligomeric reaction products with substituted epoxyalkane(C = 2~5), esters with acrylic acid, acrylic acid, multifunctional polyether acrylic acid ester, others | UV curing |
Fabrication Technique | Median of Fracture Loads (SD) (Newton) | ||
---|---|---|---|
Non-Thermocycled | Thermocycled | p-Value | |
Conventional | 159.79 A (50.8) | 36.12 1 (36.5) | 0.00 |
Additive manufacturing | 91.75 B (13.9) | 83.99 2 (12.7) | 0.24 |
Fabrication Technique | Modes of Failure | |||
---|---|---|---|---|
Adhesive | Cohesive | Mixed | ||
Before Thermocycling | Conventional | 0 | 0 | 10 |
Additive manufacturing | 0 | 0 | 10 | |
After Thermocycling | Conventional | 1 | 0 | 9 |
Additive manufacturing | 0 | 4 | 6 |
Figure 5. | Modes of Failure | ||
---|---|---|---|
Adhesive | Cohesive | Mixed | |
Conventional | 5% | 0% | 95% |
Additive manufacturing | 0% | 20% | 80% |
Fabrication Techniques | Wsp (μg/mm3) | Wsl (μg/mm3) |
---|---|---|
Mean ± SD | ||
Conventional | 22.7 ± 3.2 A | 0.96 ± 1.981 |
Additive manufacturing | 33.7 ± 5.0 B | 2.13 ± 2.911 |
Fabrication Techniques | RMS (mm) | St. Deviation |
---|---|---|
Conventional | 0.1227 | 0.04458 |
Additive manufacturing | 0.0384 | 0.00575 |
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Mohamed, A.; Takaichi, A.; Kajima, Y.; Takahashi, H.; Wakabayashi, N. Physical Properties of Additively Manufactured Tooth-Colored Material Attached to Denture Base-Colored Material in a Printed Monolithic Unit. Polymers 2023, 15, 2134. https://doi.org/10.3390/polym15092134
Mohamed A, Takaichi A, Kajima Y, Takahashi H, Wakabayashi N. Physical Properties of Additively Manufactured Tooth-Colored Material Attached to Denture Base-Colored Material in a Printed Monolithic Unit. Polymers. 2023; 15(9):2134. https://doi.org/10.3390/polym15092134
Chicago/Turabian StyleMohamed, Amr, Atsushi Takaichi, Yuka Kajima, Hidekazu Takahashi, and Noriyuki Wakabayashi. 2023. "Physical Properties of Additively Manufactured Tooth-Colored Material Attached to Denture Base-Colored Material in a Printed Monolithic Unit" Polymers 15, no. 9: 2134. https://doi.org/10.3390/polym15092134