Research Article

Evaluation of Shear Bond Strength of Resin-Based Composites to Biodentine with Three Types of Seventh-Generation Bonding Agents: An In Vitro Study

Table 1

List of materials used with their manufacturers and application procedures.

MaterialsCompositionManufacturerSteps of application

Biodentine tricalcium silicate cementPowder: tricalcium silicate, dicalcium silicate, calcium carbonate
Zirconium oxide (radio opacifier)
Iron oxide (colouring agent)
Liquid: calcium chloride, accelerator, hydrosoluble, polymer, water reducing agent
Setodent, FranceFive doses liquid and powder supplied for 30 s with a mixed amalgamator

Filtek Z350XTOrganic phase: UDMA, Bis-GMA,
Bis-EMA, TEGDMA
Inorganic phase: silica (20 nm non-agglomerated/aggregated), zirconia (4–11 nm non-agglomerated/aggregated and agglomerated), clusters, zirconia/silica aggregated particles (20 nm silica particles combined with 4–11 nm zirconia)
Filler content (vol.%) 63.3%
3M, ESPE, USAApply increments of 2 mm and light-cure for 20 s

Tetric N-Ceram nano-hybridOrganic phase: dimethacrylates TEGDMA
Inorganic phase: barium aluminum silicate glass (0.4–0.7 μm), ytterbium trifluoride (200 nm), mixed oxides (160 nm) and copolymers 80–81 barium glass filler, ytterbium trifluoride, mixed oxide (0.04–3.0 nm) Bis-GMAb, Bsis-EMA
IvoclarVivadent, LiechtensteinApply increments of 2 mm and light-cure for 20 s

Tetric N-bond self-etchBis-acrylamide derivative, bis-methacrylamide dihydrogenphosphate, amino acid acrylamide, hydroxyalkyl metharylamide, nano-filler, water, stabilizersIvoclarVivadent, LiechtensteinApply bonding agent and rub for 20 seconds air dry for 5 sec
Light cure for 10 sec

Xeno V+Bifunctional acrylate, acidic acrylate, functionalized phosphoric acid ester, water, tertiary butanol, initiator, stabilizer.Dentsply, GermanyApply it sufficiently pooling then gently agitate the adhesive for 20 sec. Evaporate solvent thoroughly and cure for 10 seconds

Bond forcePhosphoric acid Monomer, Bisphenol a di (2-hydroxypropoxy) dimethacrylate (Bis-GMA), triethylene glycol dimethacrylate, HEMA, camphorquinone, alcohol, water.Tokuyama dental Tokyo, JapanApply bonding agent and rub for 20 seconds
Weak air dry for 5 sec.
Strong air dry for 5+ sec. And light cure for 10 sec