FINING PACKAGES FOR GLASS COMPOSITIONS

FINING PACKAGES FOR GLASS COMPOSITIONS

A fining package for a glass composition may include cerium dioxide (CeO2) and tin oxide (SnO2). CeO2 may be present in an amount of 0.08 to 0.5 wt % of the glass composition, and SnO2 may be present in an amount of 0.02 to 0.23 wt % of the glass composition. The glass composition may be used to for...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Fevre, Tiphaine, Gomez-Mower, Sinue, Rossington, Katherine Rose, Peterson, Irene Mona, Masini, Gloria
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:A fining package for a glass composition may include cerium dioxide (CeO2) and tin oxide (SnO2). CeO2 may be present in an amount of 0.08 to 0.5 wt % of the glass composition, and SnO2 may be present in an amount of 0.02 to 0.23 wt % of the glass composition. The glass composition may be used to form glass tubing. The glass tubing may be used to form a pharmaceutical packaging. For example, the pharmaceutical packaging may comprise an ampoule. The fining package may further include chloride (Cl) in an amount of 0 to 0.03 wt % of the glass composition. In some instances, the fining package may be Cl-free. In some instances, the fining package may be F-free. The glass composition may comprise a borosilicate glass composition. The glass composition may comprise an aluminosilicate glass composition.