Grey Glass Having Low Light Transmission

The present invention describes a low light transmission gray glass formed from a composition of soda-silica-calcium glass and a dye. The dye includes Fe2O3 from 1.65 to 3.0%; from 15 to 40% ferrous (% reduction); 0.28 to 1.2% FeO (expressed as Fe2O3); Co3O4 from 0.030 to 0.040%; Selenium from 0.002...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	Cid Aguilar, José Guadalupe
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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