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Table 1 Composition of the resins investigated

From: Do fluorescent agents alter the mechanical strength of orthodontic adhesives? An in vitro and clinical study

MaterialManufacturerComposition: (% weight)Application
Orthocem UV (UV group)Dentscare Ltda. (Joinville, Brazil)-Bisphenol A Diglycidyl ether methacrylate (BisGMA): 25–35
-Triethylene glycoldimethacrylate (TEGDMA): 10–15
-Phosphate methacrylate monomer: > 2
-Silanized silicon dioxide: 45–60
-Camphorquinone: < 1
-Sodium fluoride: > 1
-Fluorescent pigment: < 0.01
-Etching with 37% phosphoric acid for 15 s;
-Continuous jet of water for 20 s;
- Oil- and moisture-free jets of air;
-Composite resin applied to the base of orthodontic accessory;
-Polymerization for 20 s (10 s mesial and 10 s distal).
Transbond XT (C group)3M Oral Care
(Monrovia, CA, USA)
-Organic matrix: Bis-GMA and TEGDMA
-Inorganic part: silica silanized with 70 to 80% by volume
-n-dimethyl benzocaine, hexafluorphosphate
-Camphorquinone
-Etching with 37% phosphoric acid for 15 s;
-Continuous jet of water for 20 s;
-Oil- and moisture-free jets of air;
-Application of Transbond XT Primer adhesive (3M, Monrovia, CA, USA) and photo-polymerized for 30 s;
-Application of Transbond XT at the base of the orthodontic accessory, which was polymerized for 20 s (10 s mesial and 10 s distal).