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Ceramco Inc
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Individual
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Priority claimed from US08/354,385external-prioritypatent/US5552350A/en
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Publication of CA2192353A1publicationCriticalpatent/CA2192353A1/fr
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Publication of CA2192353CpublicationCriticalpatent/CA2192353C/fr
Composition de porcelaine à basse température de fusion destinée à être utilisée dans des prothèses dentaires, qui possède une température de fusion d'environ 700 DEG C +/- 50 DEG C et un coefficient de dilatation thermique compatible avec un substrat de métal ou de céramique. Ladite composition comporte, en pourcentage en poids, SiO2 à 57-61, Al2O3 à 6,5-11,5, Na2O à 10-11, K2O à 8-18, Li2O à 1-3, CaO à 1,5-4, BaO à 1,5-2,5, CeO2 à 0,5-2 et Tb2O3 à 0,5-2.
CA002192353A1994-12-121995-12-01Porcelaine a basse temperature de fusion
Expired - LifetimeCA2192353C
(fr)