| abstract |
The present invention has the following composition in weight percent of oxides based, i.e. P 2 O 5 to 66 wt.%, 80 wt% or less, SO 3 0 to 40 wt%, B 2 O 3 0 to 1 wt% Al 2 O 3 more than 6.2% by weight, 10% by weight or less, SiO 2 0 to 10% by weight, Na 2 O more than 9% by weight, 20% by weight or less, CaO 0 to 25% by weight, MgO 0 to 15 wt%, SrO 0 to 15 wt%, a BaO 0-15% by weight, the ZnO 0 wt.%, 25 wt% or less, the Ag 2 O 0 to 5 wt%, 0 to CuO wt%, the GeO 2 0 to 10 wt%, TeO 2 0 to 15 wt%, the Cr 2 O 3 0 to 10 wt%, 0-10 wt% of J, including F 0 to 3% by weight, anti It relates to a microbial action phosphate glass. |