3D printed dental protheses using TPO-initiated photopolymerization. Effect of the photoinitiator concentration and the use of a UV-blocker

References

• Staehle, H. J.; Sekundo, C. The Origins of Acrylates and Adhesive Technologies in Dentistry. J. of. Adhes. Dent. 2021, 23(5), 397–406. DOI: 10.3290/j.jad.b2000209.
   Web of Science ®Google Scholar
• Lee, K.-R. Characteristics of ethoxylated-BisGMA as Base Resin of Restorative Composite. Int. J. Mat. Sci. 2014, 4, 119–123.
   Google Scholar
• Ligon-Auer, S. C.; Schwentenwein, M.; Gorsche, C.; Stampfl, J.; Liska, R. Toughening of photo-curable Polymer Networks: A Review. Polym. Chem. 2016, 7(2), 257–286. DOI: 10.1039/C5PY01631B.
   Web of Science ®Google Scholar
• Nam, ,. N.-E.; Shin, S.-H.; Lim, J.-H.; Shim, J.-S.; Kim, J.-E. Effects of Artificial Tooth Brushing and Hydrothermal Aging on the Mechanical Properties and Color Stability of Dental 3D Printed and CAD/CAM Materials. Materials. 2021, 14, 6207. DOI: 10.3390/ma14206207.
   Google Scholar
• Paffenbarger, G. C.; Nelsen, R. J.; Sweeney, W. T. Direct and Indirect Filling Resins - A Review of Some Physical and Chemical Properties. J.of. the .Am. Dent.Assoc. 1953, 47(5), 516–524. DOI: 10.14219/jada.archive.1953.0215.
   Web of Science ®Google Scholar
• Rosen, I. G. D.;. Additive ManufacturingTechnologies 3D Printing, Rapid Prototyping and Direct Digital Manufacturing, 2nd ed.; Boston, MA: Springer, 2015.
   Google Scholar
• Bayarsaikhan, E.; Lim, Y.-M.; Shin, S.-H.; Park, K.-H.; Park, Y.-B.; Lee, J.-H.; Kim, J.-E. Effects of Postcuring Temperature on the Mechanical Properties and Biocompatibility of Three-Dimensional Printed Dental Resin Material. Polymers. 2021, 13, 1180. DOI: 10.3390/polym13081180.
   Web of Science ®Google Scholar
• Gao, W.; Zhang, Y.; Ramanujan, D.; Ramani, K.; Chen, Y.; Williams, C. B.; Wang, C. C. L.; Shin, Y. C.; Zavattieri, P. D. The Status. Challenges, and Future of Additive Manufacturing in Engineering. Comput. Aided Des. 2015, 69(Suppl. C), 65–89.
   Google Scholar
• Neumann, M. G.; Schmitt, C. C.; Ferreira, G. C.; Correa, I. C. The Initiating Radical Yields and the Efficiency of Polymerization for Various Dental Photoinitiators Excited by Different Light Curing Units. Dent. Mater. 2006, 22(6), 576–584. DOI: 10.1016/j.dental.2005.06.006.
   Web of Science ®Google Scholar
• Rigoli, I. C.; Cavalheiro, C. C. S.; Neumann, M. G.; Cavalheiro, E. T. G. Thermal Decomposition of Copolymers Used in Dental Resins Formulations Photocured by Ultra Blue IS. J. Appl. Polym. Sci. 2007, 105(6), 3295–3330. DOI: 10.1002/app.26598.
   Web of Science ®Google Scholar
• Faleiros, D. M.; Schmitt, C. C.; Neumann, M. G. Influence of the Photoinitiator Concentration on the Mechanical and Optical Properties of Dental Resins. Mater. Res. 2021, 24(6), e20210188. DOI: 10.1590/1980-5373-mr-2021-0188.
   Web of Science ®Google Scholar
• Lee, J. H.; Prud’homme, R. K.; Aksay, I. A. Cure Depth in Photopolymerization: Experiments and Theory. J. Mater. Res. 2001, 16(12), 3536–3544. DOI: 10.1557/JMR.2001.0485.
   Web of Science ®Google Scholar
• Hennessy, M. G.; Vitale, A.; Matar, O. K.; Cabral, J. T. Controlling Frontal Photopolymerization with Optical Attenuation and Mass Diffusion. ?phys. Rev. 2015, E91, 35–50.
   Google Scholar
• Choi, J. W.; Wicker, R. B.; Cho,; S-H, C.-S.; Lee, S.-H.; Cho, S.-H. Cure Depth Control for Complex 3D Microstructure Fabrication in Dynamic Mask Projection Microstereolithography. Rapid Prototyp. J. 2009, 15(1), 59–70. DOI: 10.1108/13552540910925072.
   Web of Science ®Google Scholar
• ASTM International. D2240-15. Standard Test Method for Rubber Property –; Durometer Hardness. 2017. DOI:10.1520/D2240-15R21.
   Google Scholar
• Fantino, E.; Chiappone, A.; Calignano, F.; Fontana, M.; Pirri, F.; Roppolo, I. In Situ Thermal Generation of Silver Nanoparticles in 3D Printed Polymeric Structures. Materials. 2016, 9(7), 589. DOI: 10.3390/ma9070589.
   Web of Science ®Google Scholar
• Hayashi, Y.; Fueki, K.; Yoshida-Kohno, E.; Inamochi, Y.; Noriyuki, K. Responsiveness of Methods to Evaluate Objective Masticatory Function in Removable Partial Denture Treatments. J. of. Prosthodontic Res. 2021, 65(4), 495–501. DOI: 10.2186/jpr.JPR_D_20_00180.
   Google Scholar
• Siddiqui, A.; Braden, M.; Patel, M. P.; Parker, S. An Experimental and Theoretical Study of the Effect of Sample Thickness on the Shore Hardness of Elastomers. Dent. Mater. 2010, 26(6), 560–564. DOI: 10.1016/j.dental.2010.02.004.
   Web of Science ®Google Scholar
• Stanescu, P. O.; Florea, N. M.; Lungu, A.; Iovu, H. Kinetic Study on the Thermal Degradation of UDMA-BisGMA Copolymers.  Mater. Plastice. 2011, 48, 148–153.
   Web of Science ®Google Scholar