Glass compositions and glass-ceramic articles formed therefrom having improved mechanical durability

A glass-ceramic article includes a crystalline phase, a residual glass phase, greater than or equal to 55 mol% and less than or equal to 80 mol% SiO2, greater than or equal to 1 mol% and less than or equal to 8 mol% Al2O3, greater than or equal to 13 mol% and less than or equal to 35 mol% Li2O, grea...

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Bibliographische Detailangaben
Hauptverfasser:	WILKINSON, TAYLOR MARIE, FU, QIANG, WHITTIER, ALANA MARIE, SMITH, CHARLENE MARIE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY GLASS JOINING GLASS TO GLASS OR OTHER MATERIALS MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES 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 glass-ceramic article includes a crystalline phase, a residual glass phase, greater than or equal to 55 mol% and less than or equal to 80 mol% SiO2, greater than or equal to 1 mol% and less than or equal to 8 mol% Al2O3, greater than or equal to 13 mol% and less than or equal to 35 mol% Li2O, greater than or equal to 0.05 mol% and less than or equal to 5 mol% Na2O, greater than or equal to 0.05 mol% and less than or equal to 3 mol% K2O, greater than or equal to 0.2 mol% and less than or equal to 2 mol% P2O5, and greater than or equal to 1.5 mol% and less than or equal to 10 mol% ZrO2, wherein the crystalline phase comprises a lithium disilicate sub-phase.