X-ray opaque dental filling composition-brominated aromatic di-methacrylic ester polymerizable component
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United States of America Patent
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Sep 29, 1987
Grant Date -
N/A
app pub date -
Nov 9, 1984
filing date -
Nov 25, 1983
priority date (Note) -
Expired
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Abstract
Dental restoration materials with improved properties, particularly X-ray opacity and polishability, are obtained, if they contain fillers and polymerizable compounds consisting in total or in part of one or more compounds of the general formula ##STR1## where R represents H or a methyl group, X is representing a ##STR2## and n means 0 to 3.
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