<abstract xmlns="http://www.w3.org/1999/xhtml"><p> This manuscript describes dental compositions contain in-organic fillers, multifunctional methacrylates and photoinitiators. The main problem by application and UV curing process is the shrinkage of photoreactive dental materials during and after UV curing process. Total shrinkage of UV curable dental composites is a phenomenon of polymerization shrinkage, typical behavior for multifunctional methacrylates during polymerization process. The important factors by curing of dental composites are: kind and concentration of used methacrylates, their functionality, double bond concentration, kind and concentration of added photoinitiator and UV dose. They are investigated UV-curable dental compositions based on 2,2-bis-[4-(2-hydroxy-3-methacryxloyloxypropyl)phenyl]propane (Bis-GMA) and containing such multifunctional monomers as 1,3-butanediol dimethacrylate (1,3-BDDMA), diethylene glycol dimethacrylate (DEGDMA), tetraethylene glycol dimethacrylate (T3EGDMA), trimethylolpropane trimethacrylate (TMPTMA), polyethylene glycol 200 dimethacrylate (PEG200DA). Reduction of polymerization shrinkage of dental compositions is at the moment a major problem by dental technology.</p></abstract>

This manuscript describes dental compositions contain in-organic fillers, multifunctional methacrylates and photoinitiators. The main problem by application and UV curing process is the shrinkage of photoreactive dental materials during and after UV curing process. Total shrinkage of UV curable dental composites is a phenomenon of polymerization shrinkage, typical behavior for multifunctional methacrylates during polymerization process. The important factors by curing of dental composites are: kind and concentration of used methacrylates, their functionality, double bond concentration, kind and concentration of added photoinitiator and UV dose. They are investigated UV-curable dental compositions based on 2,2-bis-[4-(2-hydroxy-3-methacryxloyloxypropyl)phenyl]propane (Bis-GMA) and containing such multifunctional monomers as 1,3-butanediol dimethacrylate (1,3-BDDMA), diethylene glycol dimethacrylate (DEGDMA), tetraethylene glycol dimethacrylate (T3EGDMA), trimethylolpropane trimethacrylate (TMPTMA), polyethylene glycol 200 dimethacrylate (PEG200DA). Reduction of polymerization shrinkage of dental compositions is at the moment a major problem by dental technology.

Reducing of on Polymerization Shrinkage by Application of UV Curable Dental Restorative Composites

Health Care Center, Bolesława Śmiałego 28, 70-348 Szczecin, Poland

West Pomeranian University of Technology, Szczecin, Institute of Chemical Organic Technology, Pułaskiego 10, 70-322 Szczecin, Poland

Polish Journal of Chemical Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

This manuscript describes dental compositions contain in-organic fillers, multifunctional methacrylates and photoinitiators. The main problem by application...

Reducing of on Polymerization Shrinkage by Application of UV Curable Dental Restorative Composites

Pubblicato online: 03 ott 2014

Pagine: 51 - 55

DOI: https://doi.org/10.2478/pjct-2014-0050

Parole chiave
dental compositions, polymerization shrinkage, multifunctional methacrylates, UV-curing

© by Zbigniew Czech

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Reducing of on Polymerization Shrinkage by Application of UV Curable Dental Restorative Composites

Pubblicato online: 03 ott 2014

Pagine: 51 - 55

DOI: https://doi.org/10.2478/pjct-2014-0050

Parole chiavedental compositions, polymerization shrinkage, multifunctional methacrylates, UV-curing

© by Zbigniew Czech

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
dental compositions, polymerization shrinkage, multifunctional methacrylates, UV-curing