SUBSTRATE FOR PRINTED CIRCUITS

In a printed circuit substrate of metal-silicate laminated composite material, the silicate is a BaO-Al2O3-SiO2 glass-ceramic, pref. of compsn. (by wt.) 25-40 (esp. 35)% BaO, 5-20 (esp. 10)% Al2O3 and 40-65 (esp. 55)% SiO2.

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Bibliographische Detailangaben
Hauptverfasser:	KERSTING, ROLAND, TAITL, INO, REYNOLDS, QUENTIN, DECKELMANN, KARL, HORNUNG, JURGEN, JONES, GRAHAM STEWART
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY ENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS GLASS INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL JOINING GLASS TO GLASS OR OTHER MATERIALS MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS METALLURGY MINERAL OR SLAG WOOL PRINTED CIRCUITS SEMICONDUCTOR DEVICES SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS
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Beschreibung
Zusammenfassung:	In a printed circuit substrate of metal-silicate laminated composite material, the silicate is a BaO-Al2O3-SiO2 glass-ceramic, pref. of compsn. (by wt.) 25-40 (esp. 35)% BaO, 5-20 (esp. 10)% Al2O3 and 40-65 (esp. 55)% SiO2.