Absorptive glass

1. A glass material having a calculated oxide composition comprising }Percent by Weight }Silicon Dioxide (SiO2) 51.9 }Sodium Oxide (Na2O) 6.5 }Potassium Oxide (K2O) 6.8 }Calcium Oxide (CaO) 6.5 }Antimony Trioxide (Sb2O3) 0.4 }Aluminum Oxide (Al2O3) 1.4 }Zinc Oxide (ZnO) 2.2 }Titanium Dioxide (TiO2)...

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Bibliographische Detailangaben
Hauptverfasser:	YOUNG, ROBERT W, GRAF, ROBERT E
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY GLASS JOINING GLASS TO GLASS OR OTHER MATERIALS METALLURGY MINERAL OR SLAG WOOL SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS
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Beschreibung
Zusammenfassung:	1. A glass material having a calculated oxide composition comprising }Percent by Weight }Silicon Dioxide (SiO2) 51.9 }Sodium Oxide (Na2O) 6.5 }Potassium Oxide (K2O) 6.8 }Calcium Oxide (CaO) 6.5 }Antimony Trioxide (Sb2O3) 0.4 }Aluminum Oxide (Al2O3) 1.4 }Zinc Oxide (ZnO) 2.2 }Titanium Dioxide (TiO2) 0.4 }Manganese Dioxide (MnO2) 23.4 }Chromium Oxide (Cr2O3) 0.5 }Total 100.0 } A 100 MICRON THICKNESS OF SAID GLASS MATERIAL HAVING AN OPTICAL DENSITY GREATER THAN 0.25 AT LEAST FOR LIGHT FROM 0.4 TO 0.6 MICRONS WAVELENGTH.