| 摘要 |
The invention relates to a glass sheet having high infrared radiation transmission, intended, in particular, for use in a touch tablet, panel or screen. More specifically, the invention relates to a glass sheet having a composition comprising, concentrations expressed as a percentage of the total weight of the glass: 55 -78% SiO2; 0 -18% Al2O3; 0 -18% B2O3; 5 -20% Na2O; 0 -15% CaO; 0 -10% MgO; 0 -10% K2O; 0 -5% BaO; 0.002 -0.06% total iron (expressed as Fe2O3), said composition also comprising at least one noble metal M selected from among silver, gold, iridium, palladium, platinum and rhodium at a concentration (expressed as M) varying between 0.001 and 1 wt.-% in relation to the total weight of the glass. |
