Dental filling material comprising polymerizable (meth)acrylic compound, X-ray opaque fillers and microfiller
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United States of America Patent
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Mar 10, 1987
Grant Date -
N/A
app pub date -
Sep 27, 1985
filing date -
Jan 30, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Dental filling material on the basis of polymerizable compounds and an inorganic filler mixture with improved properties, particularly excellent X-ray opacity and polishability, where the filler mixture essentially consists of an X-ray opaque filler with a particle size distribution of between 0,5 and 40 .mu.m, an X-ray opaque filler with a particle size distribution of between 0,2 and 15 .mu.m and a microfiller, particularly colloidal silica, with a particle size distribution of between 5 and 150 nm.
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Cited Art Landscape
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