Excite (EX) Table 1. Materials employed in the study and main composition*. Adhesive Components Primer: MDP, HEMA, hydrophilic dimethacrylates, N,N-diethanol p-toluidine, CQ, water Clearfil SE Bond Bond: MDP, HEMA, Bis-GMA, hydrophobic dimethacry- (SE; SE-PB) lates, silanated colloidal silica, N,N-diethanol p-toluidine, CQ HEMA Adper Scotchbond Bis-GMA Multi-Purpose Adhesive (MP) Catalysts Bis-GMA HEMA Copolymer of acrylic and itaconic acids Glycerol 1,3-dimethacrylate Adper Single Bond 2 (SB) Diurethane dimethacrylate Silane treated silica Ethyl alcohol Water Phosphonic acid acrylate HEMA Mixture of dimethacrylates Alcohol Silicon dioxide Initiators and stabilizers HEMA BPDM, Bis-GMA One-Step Plus (OS) Acetone Dental Glass Part A: Di-HEMA phosphate Bis-GMA Ethyl 4-Dimethyl aminobenzoate DL-CQ Part B: HEMA Water Bonding agent A: MAC-10 Metacryloyloxyalkyl acid phosphate MMA Bisphenol A polyethoxy methacrylate One-Up Bond F Plus (OU) Bonding agent B: HEMA MMA Fluoroaluminosilicate glass filler Borate catalyst Water Adper Prompt (AP) Malacarne-Zanon et al % by Wt Manufacturer N/E 30 - 40 60 - 70 N/E 10 - 20 5 - 15 5 - 10 5 - 10 1 - 5 10 - 20 25 - 35 < 5 < 11 < 15 < 53 < 20 N/E N/E 10 - 40 10 - 40 40 - 70 1 - 10 75 - 90 10 - 15 < 2 1 - 1.5 17 - 28 70 - 90 10 - 30 30 - 60 5 - 20 20 - 40 30 - 60 10 - 30 15 - 30 < 5 5 - 20 Kuraray Co., Osaka, Japan 3M ESPE Dental Products, St. Paul, MN USA 3M ESPE Dental Products, St. Paul, MN USA Ivoclar Vivadent AG, Schaan, Liechtenstein Bisco, Inc. Schaumburg, IL, USA 3M ESPE Dental Products, St. Paul, MN USA Tokuyama Dental Corp., Tokyo, Japan Abbreviations: Bis-GMA: bisphenol A diglycidyl ether dimethacrylate; HEMA: 2-hydroxyethyl methacrylate; MDP: 10-methacryloyloxydecyl-dihydrogen phosphate; BPDM: Biphenyl dimethacrylate; MMA: methyl methacrylate; MAC-10: methacryloyloxydecamethlene malonic acid; CQ: camphorquinone; N/E: not disclosed by manufacturers. *: Basic composition based on the Material Safety Data Sheet research. October 2010 - Vol.4 433 European Journal of Dentistry