Shear Strength of Brackets Bonded with Universal Adhesive Containing 10-MDP after 20,000 Thermal Cycles

Table 1

Materials used in this study and their compositions.

Adhesive system	pH	Composition^∗
All-Bond Universal (Bisco Inc., USA)	2, 5–3, 5	Bis-GMA, 10-MDP, HEMA, ethyl-4-dimethylaminobenzoate, ethanol, and water
Âmbar Universal (FGM, Brazil)	2, 6–3	10-MDP, UDMA, HEMA, methacrylated hydrophilic monomers, camphorquinone, silanized silica, ethyl 4-dimethylaminobenzoate, and ethanol
Clearfil Universal Bond (Kuraray Noritake, Japan)	2, 3	Bis-GMA, 10-MDP, HEMA, camphorquinone, ethanol, colloidal silica, aliphatic hydrophilic dimethacrylate, and water
Single Bond Universal (3M ESPE, USA)	2, 7	Bis-GMA, 10-MDP, HEMA, dimethacrylate, vitrebond copolymer, filler, initiators, silane, ethanol, and water
Transbond Plus SEP (3M Unitek, USA)	0-0, 5	Mono-HEMA phosphate, Di-HEMA phosphates, water, camphorquinone, methacrylated pyrophosphate, ethylene dimethacrylate, orthophosphoric acid, tris (2-(methacryloyloxy) ethyl) phosphate

^∗Compositions according to information obtained from their respective manufacturers. Bis-GMA: bis-phenol A glycidyldimethacrylate, UDMA: urethane dimethacrylate, HEMA: 2-hydroxyethyl methacrylate, and 10-MDP: 10-methacryloyloxydecyl dihydrogen phosphate.