Coloured sodium-calcium green-gray glass

A grey-green soda-lime glass contains less than 0.4 wt.% FeO, has an excitation purity of more than 5% and exhibits, at 4 mm thickness and on illumination, a light transmission (TLA4) of greater than 30%, a selectivity (SE4) of greater than 1.55 and an UV transmission (TUV4) of less than 10%. Prefer...

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Bibliographische Detailangaben
Hauptverfasser:	DUPONT CAMILIE, FOGUENNE MARC
Format:	Patent
Sprache:	eng ; pol
Schlagworte:	CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY GLASS JOINING GLASS TO GLASS OR OTHER MATERIALS METALLURGY MINERAL OR SLAG WOOL PERFORMING OPERATIONS REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FORVEHICLES SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS TRANSPORTING VEHICLES IN GENERAL WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILARDEVICES FOR VEHICLES
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Beschreibung
Zusammenfassung:	A grey-green soda-lime glass contains less than 0.4 wt.% FeO, has an excitation purity of more than 5% and exhibits, at 4 mm thickness and on illumination, a light transmission (TLA4) of greater than 30%, a selectivity (SE4) of greater than 1.55 and an UV transmission (TUV4) of less than 10%. Preferably, the glass contains one or more of Fe, Cr, Co, Se, Ce and V as colouring agents.