laminated articles , particularly safety glass , comprising a lamina of ionomer resin film laminated to a sheet of glass . the ionomer resin film is preferably an ionically crosslinked ethylene - methacrylic acid copolymer . the laminated articles may also comprise a sheet of polycarbonate laminated to the ionomer resin film opposite the glass . the laminated articles may further comprise an ionomer resin film sandwiched between two sheets of glass . the laminated articles may still further comprise a sheet of polycarbonate or other plastics sandwiched between sheets of ionomer resin film , which are in turn sandwiched between sheets of glass .