| 摘要 |
<p>Ultraviolet ray absorbent colored glass for buildings arid vehicles, which consists essentially of from 65 to 75 wt% of SiO2, from 0.1 to 5.0 wt% of Al2O3, from 10 to 18 wt% of Na2O, from 0 to 5 wt% of K2O, from 5 to 15 wt% of CaO, from 1 to 6 wt% of MgO, from 0.05 to 1.0 wt% of SO3, from 0.08 to 0.20 wt% of vanadium as calculated as V2O5, from 0.36 to 0.65 wt% of MnO2, from 0 to 0.0020 wt% of CoO and from 0.06 to 0.18 wt% of iron as calculated as Fe2O3, wherein from 0 to 10 wt% of the total iron content is FeO.</p> |
