| 摘要 |
<p>An ultraviolet and infrared radiation absorbing glass having excellent ultraviolet radiation absorbing power and green tint, which is suitably used as a window glass for automobiles and constructional materials. The glass comprises, in % by weight: basic glass components comprising 65 to 80% SiO2, 0 to 5% Al2O3, 0 to 10% MgO, 5 to 15% CaO, 10 to 18% Na2O, 0 to 5% K2O, 5 to 15% MgO + CaO, 10 to 20% Na2O + K2O, and 0 to 5% B2O3, and coloring components comprising 0.4 to 1.5% total iron oxide (T-Fe2O3) in terms of Fe2O3, 0 to 3.0% CeO2, 0 to 2.0% TiO2, and 0.025 to 6.0% La2O3, wherein 25 to 40% of said T-Fe2O3 in terms of Fe2O3 is FeO.</p> |
