Dental compositions, mill blocks, and methods
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United States of America Patent
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May 8, 2018
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app pub date -
Dec 22, 2010
filing date -
Dec 22, 2009
priority date (Note) -
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Abstract
A dental composition comprising a polymerizable resin comprising ethylenically unsaturated groups; a thermally activated initiator dissolved in the resin; and an inorganic filler combined with the resin in an amount greater than about 60 percent by weight based upon the weight of the composition; wherein the initiator is activated at a temperature of about 100 to about 150° C. to provide free radicals; and wherein the filler has a surface area of at least about 65 square meters per gram filler; a dental mill block comprising the thermally cured composition, a method of manufacturing the dental mill block, and a kit comprising a plurality of the mill blocks are provided.
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