Radiopacity of Methacrylate and Silorane Composite Resins Using a Digital Radiographic System

Table 1

Materials and characteristics.

Group	Composite resin	Commercial brand	Composition	Lot
G1	Filtek P90	3M/ESPE, St. Paul, MN, USA	Microhybrid; Quartz and radiopaque yttrium fluoride; (Silorane)	N322267
G2	Filtek Z350	3M/ESPE, St. Paul, MN, USA	Nanoparticles and nanoclusters; Silica/zirconia; (Bis-GMA/TEGDMA)	N355898
G3	Filtek Z350 XT flow	3M/ESPE, St. Paul, MN, USA	Nanoparticles and nanoclusters; Silica/zirconia; (Bis-GMA/TEGDMA)	N399586
G4	Tetric Ceram	Ivoclar-Vivadent, Schaan, Liechtenstein	Microhybrid; Barium glass, barium fluorosilicate-aluminum glass, ytterbium trifluoride, silicon dioxide, and oxides; (Bis-GMA/TEGDMA)	P87674
G5	TPH Spectrum	Dentsply Caulk, Milford, DE, USA	Microhybrid; Silanized aluminum boron silicate, barium, and pyrolytic silica; (Bis-GMA/TEGDMA)	720359E
G6	SureFil SDR flow	Dentsply Caulk, Milford, DE, USA	(Bis-GMA/TEGDMA); Size not informed by manufacturer; Aluminum silicate barium fluoride glass, and strontium aluminum silicate fluoride glass	671513E