Process for preparing a ceramic material for use in dental fillings and dental crowns
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United States of America Patent
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Jul 7, 1998
Issued Date -
N/A
app pub date -
May 13, 1994
filing date -
Apr 24, 1992
priority date (Note) -
Expired
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Abstract
A bioactive ceramic material for dental fillings and crowns on the basis of calcium phosphate compounds contains crystallites of sparingly water-soluble calcium phosphate compounds in an amorphous, vitreous or polycrystalline matrix of readily water-soluble calcium phosphate compounds, the Ca/P-atomic ratio of the calcium phosphate compounds being altogether <1.65.
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Cited Art Landscape
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