MATERIA PRIMA DE PORCELANA,FRITA DE VIDRO-CERAMICA QUE CONTEM LEUCITA,MATERIA PRIMA DE FORMACAO DE CERAMICA,MATERIAL DE PORCELANA QUEIMADA,CONSTRUCAO DENTARIA E PROCESSOS PARA PREPARAR E FORMAR UMA MATERIA PRIMA DE FORMACAO DE PORCELANA E PARA FORMAR UMA FRITA DE VIDROCERAMICA QUE LEUCITA

摘要

Porcelain compositions, especially dental porcelain compositions, which contain leucite crystals in controlled amounts in a glassy phase matrix to permit selective adjustment of the thermal coefficient of expansion of the porcelain compositions, including methods of preparing and using same and products derived therefrom.