Effect of Polymerization Time on Residual Monomer Release in Dental Composite: In Vitro Study

Table 1

Composite materials used.

	Organic matrix	Composition
Grandio (VOCO GmbH, Germany)	%2.5-5 Bis-GMA, ≤ %2.5 TEGDMA, UDMA	87 wt% or 71.4 vol% inorganic fillers
Filtek Ultimate Universal (3 M, USA)	%1-10 BIS-GMA, %1-10 UDMA, % <1 TEGDMA, < %5 PEGDMA BIS-EMA	78.5 wt% or 63.3 vol% inorganic fillers
Clearfil Majesty Posterior (Kuraray, Japan)	% <3 Bis-GMA, % <3 TEGDMA, UDMA	92 wt% or 82 vol% inorganic fillers
Tetric EvoCeram (Ivoclar Vivadent, Liechtenstein)	%2.5- <10 Bis-GMA, %2.5 <10 UDMA, %2.5- <10Ytterbium trifluoride; %2.5- <10 Ethoxylated Bis-EMA	Prepolymers 34.0 wt%, 75-76 wt%, or 53-55 vol% inorganic

Composition of tested materials provided by manufacturers. The specific chemical identity and/or exact percentage (concentration) of this composition has been withheld as a trade secret.