Cuspal Displacement Induced by Bulk Fill Resin Composite Polymerization: Biomechanical Evaluation Using Fiber Bragg Grating Sensors

Table 1

Materials composition.

Resin composite	Manufacturer	Resin matrix	Filler	Batch #
SDR™; Microhybrid	Dentsply; DeTrey	Modified; UDMA; EBPADMA; TEGDMA	Ba-Al-F-B-Si-glass; Sr-Al-F-Si-glass; (68 wt%., 45 vol%)	1105141
Esthet•X® HD; Microhybrid	Dentsply; DeTrey	Bis-GMA adduct; Bis-EMA adduct; TEGDMA	Ba-F-Al-B-Si-glass; Nanofiller silica; (77 wt%; 60 vol%)	1006292
Adhesive	Manufacturer	Chemical composition	Instructions	Batch #
Prime&Bond®NT™; 2-step etch and rinse adhesive	Dentsply; DeTrey	Di- and trimethacrylate resins; PENTA; Photoinitiators; Stabilizers; Nanofillers; Acetone	Apply 36% phosphoric acid for 15 seconds; spray and rinse with water for 15 seconds; blot dry conditioned areas; apply adhesive and leave the surface wet for 20 seconds; gently dry for at least 5 seconds; polymerize for 10 seconds; apply a second layer of adhesive	1109001528

Bis-GMA (bisphenol A dimethacrylate); Bis-EMA (bisphenol A polyethylene glycol diether dimethacrylate); UDMA (urethane dimethacrylate); TEGDMA (triethylene glycol dimethacrylate); EBPADMA (ethoxylated bisphenol A dimethacrylate).