Sulfate-containing or phosphate-containing, self-adhesive dental composite cement with good transparency

A radically polymerizable composition comprising

• at least one acidic radically polymerizable monomer;
• at least one fluoroaluminosilicate glass filler and/or radiopaque glass filler;
• and
• at least one water-soluble sulfate and/or phosphates
• wherein the radiopaque glass filler comprises the composition:
• SiO2:
• 20-80 wt. %;
• B2O3:
• 2-15 wt. %;
• BaO or SrO:
• 0-40 wt. %;
• Al2O3:
• 2-20 wt. %;
• CaO and/or MgO:
• 0-20 wt. %;
• Na2O, K2O, Cs2O:
• 0-10 wt. % each;
• WO3:
• 0-20 wt. %;
• ZnO:
• 0-20 wt. %;
• La2O3:
• 0-10 wt. %;
• ZrO2:
• 0-15 wt. %;
• P2O5:
• 0-30 wt. %;
• Ta2O5, Nb2O5 or Yb2O3:
• 0-5 wt. %;
• and CaF2 and/or SrF2:
• 0-10 wt. %;
• and/or
• wherein the fluoroaluminosilicate glass filler comprises the composition:
• SiO2:
• 20-35 wt. %;
• Al2O3:
• 15-35 wt. %;
• BaO or SrO:
• 10-25 wt. %;
• CaO:
• 0-20 wt. %;
• ZnO:
• 0-15 wt. %;
• P2O5:
• 5-20 wt. %;
• Na2O, K2O, Cs2O:
• 0-10 wt. % each;
• and CaF2:
• 0.5-20 wt. %;
• all figures being based on the total mass of the glass, and all components except fluorine being calculated as oxides.