| 摘要 |
AN ULTRAVIOLET AND INFRARED RADIATION ABSORBING GLASS IS DISCLOSED, WHICH HAS A BRONZE OR NEUTRAL GRAY TINT, A LOW ULTRAVIOLET TRANSMISSION, AND A LOW TOTAL SOLAR ENERGY TRANSMISSION AND IS SUITABLE FOR USE AS A WINDOW GLASS FOR MOTOR VEHICLES OR BUILDINGS. THE GLASS COMPRISES, IN BY WEIGHT: BASIC GLASS COMPONENTS COMPRISING 65 TO 80IO2, 0 TO 5B2O3, 0 TO 5AI2O3, 0 TO 10MGO, 5 TO 15AO, 10 TO 18NA2O, AND 0 TO 5K2O, PROVIDED THAT THE SUM OF MGO AND CAO IS 5 TO 15AND THE SUM OF NA2O AND K2O IS 10 TO 20; COLORING COMPONENTS COMPRISING 0.20 TO 0.30TOTAL IRON OXIDE (T-FE2O3) IN TERMS OF FE2O3, 0.65 TO 1.1EO2, 0.35 TO 1.1TIO2, 0.001 TO 0.005OO, AND 0.0003 TO 0.0015E; AND AN ADDITIONAL COMPONENT COMPRISING 0.02 TO 0.30O3, WHEREIN 20.5 TO 25OF SAID T-FE2O3 IS FEO IN TERMS OF FE2O3.
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