Optical Property Stability of Light-Cured versus Precured CAD-CAM Composites

Table 1

Information about the composites tested.

Type	Name	Manufacturer	Classification	Composition
Light-cured	GrandioSO	VOCO GmbH, Cuxhaven, Cuxhaven, Germany	Nanohybrid	89% w/w of glass ceramic filler, functionalized silicon dioxide nanoparticles, pigments, Bis-GMA, Bis-EMA, TEGDMA, camphorquinone, butylated hydroxytoluene
	Filtek Z350	3M/ESPE company, Saint Paul, Minnesota, USA	Nanoparticle	78.5% w/w of silica nanoparticles, pigments, Bis-GMA, Bis-EMA, UDMA, and TEGDMA
	Opallis	FGM dental group, Joinville, Santa Catarina, Brazil	Nanohybrid	78,5% to 79,8% w/w of barium-aluminum silicate glass and silicon dioxide nanoparticles, camphorquinone, pigments, Bis-GMA, Bis-EMA, UDMA, and TEGDMA
	Kalore GC	GC Dental products, Tokyo, Island Honshu, Japan	Nanohybrid	82% w/w of glass fluoroaminosilicate, prepolymerized silica filler, silicon dioxide, DX-511, UDMA, dimethacrylate comonomers
Precured	Grandio Blocs	VOCO GmbH, Cuxhaven, Germany	Nanohybrid	86% w/w of and glass ceramic fillers, functionalized silicon dioxide nanoparticles, Bis-GMA, UDMA, TEGDMA
	Lava Ultimate	3M/ESPE company, Saint Paul, Minnesota, USA	Nanohybrid	80% w/w of zirconia nanoparticles, silica nanoparticles, UDMA, Bis-GMA, Bis-EMA, TEGDMA
	Brava Block	FGM dental group, Joinville, Santa Catarina, Brazil	Nanohybrid	65 to 80% barium glass, Bis-EMA, Bis-GMA, dimethylaminobenzoate, coiniciator, camphorquinone
	Cerasmart GC	GC dental products, Tokyo, Island Honshu, Japan	Nanohybrid	71% w/w of barium and silica nanoparticles, Bis-MEPP, UDMA, dimethacrylate

Bis-GMA; bisphenol A glycidyl methacrylate, TEGDMA; triethylene glycol dimethacrylate, Bis-EMA; bisphenol A ethoxylated dimethacrylate, UDMA; urethane dimethacrylate, DX-511; high molecular weight dupont monomer, and Bis-MEPP; bisphenol A ethoxylate dimethacrylate.