Research Article

The Effect of Thermocycling on Interfacial Bonding Stability of Self-Etch Adhesives: OCT Study

Table 1

List of the composition of the used materials in this study.

Material (Manufacturer) CodeCompositionLot numberFillers %Manufacturer recommendation

Clearfil Tri-S Bond Plus adhesive
One-step self-etch
(Kuraray Noritake Dental, Japan)
TP
Adhesive: MDP, Bis-GMA, HEMA, hydrophilic aliphatic dimethacrylate, hydrophobic aliphatic methacrylate, colloidal silica, sodium fluoride, dl-camphorquinone, accelerators, initiators, ethanol, water, others ().00007AAdhesive
(i) Apply bond for 10 s
(ii) Dry with mild pressure air flow for 5 s
(iii) Light cure for 10 s
Estelite Sigma Quick
Universal composite
(Tokuyama Dental, Japan)
EQ
Composite: Bis-GMA, TEGDMA, silica–zirconia fillers, silica–titania fillers, photoinitiators.J01882% (wt.)
71% (vol)
Composite
(i) Light cure the composite for 10 s, keeping the curing light tip within a distance of 2 mm from the surface
Silorane system adhesive
Two-step self-etch
(3M ESPE, USA)
SA
Primer: phosphorylated methacrylates, Vitrebond copolymer, Bis-GMA, HEMA, water, ethanol, silane-treated silica filler, initiators, stabilizers (pH: 2.7).N289224Primer
(i) Apply primer for 15 s
(ii) Gentle air dry
(iii) Light cure for 10 s
Bond: hydrophobic dimethacrylate, phosphorylated methacrylates, TEGDMA, silane-treated silica filler, initiators, stabilizers.N209848Bond
(i) Apply bond
(ii) Gentle air dry
(iii) Light cure for 10 s
Filtek Silorane
Low shrinkage posterior composite
(3M ESPE, USA)
FS
Composite: silorane resin, CQ, iodonium salt, electron donor, quartz filler, yttrium fluoride, stabilizers, pigments.N20459276% (wt.)
55% (vol)
Composite
(i) Light cure the composite for 20 s, keeping the curing light tip within a distance of 2 mm from the surface

HEMA: 2-hydroxyethyl methacrylate; Bis-GMA: bisphenol-A-diglycidyl methacrylate; TEGDMA: triethyleneglycoldimethacrylate; MDP: 10-methacryloyloxydecyl dihydrogen phosphate; CQ: camphorquinone; wt: weight; vol: volume.