Verfahren zur Herstellung von alkalifreien Aluminosilicatgläsern

Production of an aluminosilicate glass containing more than 12 wt.% Al2O3 comprises adding at least one refining agent to the starting materials, melting, and hot molding the molten glass. 0.005-0.6 wt.% sulfates, added as SO3, is added to the mixture. No chloride is added.

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Bibliographische Detailangaben
Hauptverfasser:	NAUMANN, KARIN, DIEZEL, RALF, OTT, FRANZ, BECKER, OTMAR
Format:	Patent
Sprache:	ger
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:	Production of an aluminosilicate glass containing more than 12 wt.% Al2O3 comprises adding at least one refining agent to the starting materials, melting, and hot molding the molten glass. 0.005-0.6 wt.% sulfates, added as SO3, is added to the mixture. No chloride is added.