| 摘要 |
An ultraviolet and infrared radiation absorbing glass having excellent ultraviolet radiation absorbing power and a bronze or neutral gray tint which is suitably used as a window glass for vehicles of automobiles and also as a window glass for construction materials is provided. The glass comprises, in % by weight: basic glass components comprising 65 to 80% SiO2, 0 to 5% B2O3, 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, and 10 to 20% Na2O+K2O, and coloring components comprising 0.20 to 0.50% total iron oxide (T-Fe2O3) in terms of Fe2O3, 0 to 3.0% CeO2, 0.025 to 6.0% La2O3, 0 to 2.0% TiO2, 0.0002 to 0.005% CoO, 0.0002 to 0.005% Se, 0 to 0.01% NiO, and 0 to 1.0% SnO2, wherein 5 to 25% of said T-Fe2O3 in terms of Fe2O3 is FeO.
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