Dental material in powder form, process for its preparation and use
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United States of America Patent
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Oct 5, 1993
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N/A
app pub date -
Mar 21, 1990
filing date -
Jul 22, 1988
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Expired
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Abstract
A dental material in powder form and being based on (a) aluminum fluorosilicate glass, (b) base metals suitable for dental use, or alloys of these with each other, and optionally (c) dry polycarboxylic acid and/or (d) a chelating agent, which contains at least some of constituent (a) as a sintered mixture with constituent (b).
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