Transluzente Apatit-Glaskeramik

Translucent apatite glass ceramic contains 45.0-70.0 wt.% silica (SiO2), 5.0-22.0 wt.% alumina (Al2O3), 0.5-6.5 wt.% phosphorus pentoxide (P2O5), 3.0-8.5 wt.% potassium oxide (K2O), 4.0-13.0 wt.% sodium oxide (Na2O), 1.5-11.0 wt.% calcium oxide (CaO) and 0.1-2.5 wt.% fluoride (F) and the main crysta...

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Bibliographic Details
Main Authors DRESCHER, HELGA, FELDKIRCH, AT, HOELAND, WOLFRAM, DR., SCHAAN, LI, RHEINBERGER, VOLKER., VADUZ, LI, FRANK, MARTIN., SCHAAN, LI
Format Patent
LanguageGerman
Published 24.12.1998
Edition6
Subjects
APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS
CHEMISTRY
DENTISTRY
GLASS
HUMAN NECESSITIES
HYGIENE
JOINING GLASS TO GLASS OR OTHER MATERIALS
MEDICAL OR VETERINARY SCIENCE
METALLURGY
MINERAL OR SLAG WOOL
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS
SURFACE TREATMENT OF GLASS
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Summary:Translucent apatite glass ceramic contains 45.0-70.0 wt.% silica (SiO2), 5.0-22.0 wt.% alumina (Al2O3), 0.5-6.5 wt.% phosphorus pentoxide (P2O5), 3.0-8.5 wt.% potassium oxide (K2O), 4.0-13.0 wt.% sodium oxide (Na2O), 1.5-11.0 wt.% calcium oxide (CaO) and 0.1-2.5 wt.% fluoride (F) and the main crystal phase is formed by apatite crystals. Also claimed are (a) a method of producing the glass ceramic; and (b) dental material and moulded dental products containing the glass ceramic.
Bibliography:Application Number: DE19971025555