Research Article

Effects of Alternative Solvents in Experimental Enamel Infiltrants on Bond Strength and Selected Properties

Table 2

Mean (standard deviation) values of degree of conversion, flexural strength, elastic modulus, bond strength, and tensile cohesive strength of resin infiltrants.

GroupsDegree of conversion (%)Flexural strength (MPa)Elastic modulus (GPa)Bond strength (MPa)Tensile cohesive strength (MPa)

Icon®50.4 (1.6) b62.4 (20.3) bc0.28 (0.10) de19.3 (1.4) a62.2 (2.0) a
T + B46.8 (1.9) bcd96.5 (20.9) a0.49 (0.10) a14.3 (1.4) b28.3 (6.6) cd
T + B +0.5DMSO47.9 (1.4) bc64.8 (15.6) bc0.35 (0.12) bcde14.1 (1.2) b12.3 (1.9) e
T + B +5DMSO42.8 (0.8) cd64.6 (4.9) bc0.28 (0.05) cde9.8 (1.9) c22.6 (0.9) d
T + B +0.5THF42.1 (3.2) d85.8 (14.4) b0.48 (0.10) ab13.8 (0.7) b39.6 (4.1) bc
T + B +5THF41.9 (3.9) d70.9 (17.8) b0.32 (0.04) cde13.6 (0.8) b30.0 (5.1) bcd
T + U61.2 (0.4) a96.1 (20.4) a0.39 (0.10) abcd14.4 (1.8) b30.0 (5.1) bcd
T + U +0.5DMSO61.9 (0.2) a45.7 (10.6) c0.25 (0.07) e16.2 (1.4) ab37.6 (15.2) bc
T + U +5DMSO61.5 (0.2) a18.5 (6.2) d0.07 (0.02) f9.7 (1.8) c38.2 (7.3) bc
T + U +0.5THF61.2 (0.2) a83.7 (18.5) b0.41 (0.08) abc16.1 (1.6) b40.9 (2.9) bc
T + U +5THF62.1 (0.3) a61.2 (17.8) bc0.34 (0.10) bcde14.0 (0.9) b42.3 (4.0) b

Different letters in columns indicate statistically significant differences (). T: triethyleneglycol dimethacrylate; B: ethoxylated bisphenol A glycidyl dimethacrylate; U: urethane dimethacrylate (UDMA); DMSO: dimethyl sulfoxide; THF: tetrahydrofuran.