A numerical tool for studying photopolymerization inside thick composites: Influence of optical properties on the conversion profiles for a silica/TEGDMA-BisGMA formulation

A numerical tool for studying photopolymerization inside thick composites: Influence of optical... Journal of Photochemistry and Photobiology A: Chemistry 356 (2018) 418–424 Contents lists available at ScienceDirect Journal of Photochemistry and Photobiology A: Chemistry journal home page : www.elsevier.com/locat e/jphotochem A numerical tool for studying photopolymerization inside thick composites: Influence of optical properties on the conversion profiles for a silica/TEGDMA-BisGMA formulation Faten Aloui, Laurence Lecamp*, Philippe Lebaudy, Fabrice Burel Normandie Université, INSA de Rouen, CNRS UMR 6270, FR 3038, Avenue de l’Université, F-76801 Saint Etienne du Rouvray Cedex, France A R T I C L E I N F O A B S T R A C T Article history: Photopolymerization of composite materials is not trivial. Indeed, the main drawback of this process is Received 22 November 2017 Received in revised form 15 January 2018 the light energy attenuation within the material, resulting in limited photopolymerized thicknesses. This Accepted 15 January 2018 light attenuation with depth relates to light absorption and scattering within the reaction mixture. Available online 20 February 2018 Furthermore, the light scattering is influenced by the gap between filler and polymer refractive indices. In order to understand the influence of these parameters on both process and homogeneity of the resulting Keywords: photocomposites, we present here a numerical http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Photochemistry and Photobiology A: Chemistry Elsevier

A numerical tool for studying photopolymerization inside thick composites: Influence of optical properties on the conversion profiles for a silica/TEGDMA-BisGMA formulation

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Publisher
Elsevier
Copyright
Copyright © 2018 Elsevier B.V.
ISSN
1010-6030
eISSN
1873-2666
D.O.I.
10.1016/j.jphotochem.2018.01.023
Publisher site
See Article on Publisher Site

Abstract

Journal of Photochemistry and Photobiology A: Chemistry 356 (2018) 418–424 Contents lists available at ScienceDirect Journal of Photochemistry and Photobiology A: Chemistry journal home page : www.elsevier.com/locat e/jphotochem A numerical tool for studying photopolymerization inside thick composites: Influence of optical properties on the conversion profiles for a silica/TEGDMA-BisGMA formulation Faten Aloui, Laurence Lecamp*, Philippe Lebaudy, Fabrice Burel Normandie Université, INSA de Rouen, CNRS UMR 6270, FR 3038, Avenue de l’Université, F-76801 Saint Etienne du Rouvray Cedex, France A R T I C L E I N F O A B S T R A C T Article history: Photopolymerization of composite materials is not trivial. Indeed, the main drawback of this process is Received 22 November 2017 Received in revised form 15 January 2018 the light energy attenuation within the material, resulting in limited photopolymerized thicknesses. This Accepted 15 January 2018 light attenuation with depth relates to light absorption and scattering within the reaction mixture. Available online 20 February 2018 Furthermore, the light scattering is influenced by the gap between filler and polymer refractive indices. In order to understand the influence of these parameters on both process and homogeneity of the resulting Keywords: photocomposites, we present here a numerical

Journal

Journal of Photochemistry and Photobiology A: ChemistryElsevier

Published: Apr 1, 2018

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