Research Article

Fluoride Release of Fresh and Aged Glass Ionomer Cements after Recharging with High-Fluoride Dentifrice

Table 1

Restorative materials used in the study.

MaterialsCompositionManufacturer (batch)

Ketac Fil Plus (conventional GIG)Powder: fluoroaluminosilicate glass, strontium, and lantanium3M/ESPE, St. Paul, MN, USA. Color A3.
Liquid: polycarbonic, tartaric and maleic acids, water

Vitremer™ (resin-modified GIC)Powder: fluoroaluminosilicate glass, redox system3M/ESPE, St. Paul, MN, US. Color A3.
Liquid: aqueous solution of a modified polyalkenoic acid, HEMA

Vitro Molar® (high-viscosity GIC)Powder: barium aluminum silicate, dehydrated polyacrylic acid, and iron oxideDFL, Rio de Janeiro, Brazil. Color A3
Liquid: polyacrylic acid, tartaric acid, and distilled water

Filtek™ Z350 XT (resin)Organic matrix: BIS-GMA, UDMA, TEGDMA, BIS-EMA, and camphorquinone3M/ESPE, St. Paul, MN, USA. Color A2B.
Inorganic matrix: surface-modified zircônia/sílica (3 microns or less), nonagglomerated/nonaggregated 20 nanometer surface-modified silica particles with 82% by weight (68% by volume)

Manufacturers’ information.