Diacrylate compounds
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United States of America Patent
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Nov 9, 1993
Issued Date -
N/A
app pub date -
Aug 19, 1992
filing date -
Dec 14, 1990
priority date (Note) -
Expired
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Abstract
There is provided a curable composition for dental restoration comprising a vinyl monomer containing not less than 30% by weight of an acid group-containing vinyl monomer represented by the formula ##STR1## wherein R.sup.1 's may be the same or different and each denotes a hydrogen atom or a methyl group, R.sup.2 denotes a trivalent to hexavalent organic residue having 1 to 30 carbon atoms which residue may have an ether linkage and/or an ester linkage, m is an integer of 2 to 4, n is an integer of 1 or 2, an ion dissolving filler that dissolves a polyvalent metallic ion, and a polymerization initiator. Said curable composition features that it shows high adhesion even under humidity, and its cured product has high strength and less coloration.
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