Definition: The reaction product of bisphenol A and glycidyl methacrylate that undergoes polymerization when exposed to ultraviolet light or mixed with a catalyst. It is used as a bond implant material and as the resin component of dental sealants and composite restorative materials.
Optibond Dual Cure [ Optibond Dual-Cure ] a dual-cured dentine adhesive; composed of bisphenol glycidyl dimethacrylate (bis-GMA), 2-hydroxyethylmethacrylate (HEMA), and a chemical and light cure catalyst