Table 2.

Materials Used in this Study

Material	Lot Number	Composition	Procedure	Manufacturer
iBOND	010092	Acetone, UDMA, TEGDMA, 4-methacryloxyethyltrimellitic anhydride, glutaraldehyde, Photoinitiator	Apply and wait for 30 s, Gentle and thorough air-drying and light-cure 20 s	Heraeus Kulzer Inc., Hanau, Germany
Clearfil AP-X	00972A	Bis-GMA, TEGDMA, Photoinitiator, Barium glass, Silanated colloidal silica (filler content 85.0 wt%)	Light-cure 40 s	Kuraray Medical Inc., Tokyo, Japan

UDMA, urethane dimethacrylate; TEGDMA, triethylene glycol dimethacrylate; Bis-GMA, bisphenol-A diglycidyl methacrylate;