ALUMINOSILICATE GLASS FOR TOUCH SCREEN

An aluminosilicate glass for touch screens is provided. The glass includes, calculated based on weight percentage: SiO2, 55 to 65%; Na2O, 12 to 17%; Al2O3, 15 to 20%; K2O, 2 to 6%; MgO, 3.9 to 10%; ZrO2, 0 to 5%; ZnO, 0 to 4%; CaO, 0 to 4%; Na2O+K2O+MgO+ZnO+CaO, 15 to 28%; SnO2, 0 to 1%; TiO2+CeO2,...

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Bibliographische Detailangaben
Hauptverfasser:	ZIMMER JOSE, WANG CHONG
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:	An aluminosilicate glass for touch screens is provided. The glass includes, calculated based on weight percentage: SiO2, 55 to 65%; Na2O, 12 to 17%; Al2O3, 15 to 20%; K2O, 2 to 6%; MgO, 3.9 to 10%; ZrO2, 0 to 5%; ZnO, 0 to 4%; CaO, 0 to 4%; Na2O+K2O+MgO+ZnO+CaO, 15 to 28%; SnO2, 0 to 1%; TiO2+CeO2, @1%. A chemical strengthening method for glass also provided that includes ion exchange strengthening in a 100% KNO3 salt bath, wherein a preheating temperature ranges from 370° C. to 430° C. and the treatment time is from 0.5 to 16 hours.