Glass ceramic seal material for fuel cell stacks

A glass ceramic seal is formed from a precursor material that includes from 80 mol% to 100 mol% of a primary component containing, on an oxide basis, from 25 mol% to 55 mol% SiO2, from 20 mol% to 45 mol% CaO, from 5 mol% to 30 mol% MgO, and from 0 mol% to 15 mol% Al2O3.

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Bibliographische Detailangaben
Hauptverfasser:	GASDA, MICHAEL D, EL BATAWI, EMAD, SCHOLL, JONATHAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BASIC ELECTRIC ELEMENTS CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY ELECTRICITY GLASS JOINING GLASS TO GLASS OR OTHER MATERIALS METALLURGY MINERAL OR SLAG WOOL PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY 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 seal is formed from a precursor material that includes from 80 mol% to 100 mol% of a primary component containing, on an oxide basis, from 25 mol% to 55 mol% SiO2, from 20 mol% to 45 mol% CaO, from 5 mol% to 30 mol% MgO, and from 0 mol% to 15 mol% Al2O3.