Dental curable composition
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United States of America Patent
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Jan 2, 2018
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app pub date -
Sep 16, 2016
filing date -
Sep 17, 2015
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Abstract
The present invention provides a dental curable composition used for dental filling restorative materials, dental crown prosthesis materials such as inlays, crowns, and bridges, materials for constructing anchor teeth, block materials for dental CAD/CAM, etc. More specifically, the present invention provides a dental curable composition comprising a curable resin (A), a porous inorganic filler (B), and a polymerization initiator (C), wherein the porous inorganic filler (B) comprises a silicon dioxide, and an oxide comprising at least one kind of the other metallic elements, and a ratio (I1/I2) of a maximum absorbance (I1) of 3730 to 3750 cm−1 to a maximum absorbance (I2) of 3000 to 3600 cm−1 in infrared absorption spectrum of the porous inorganic filler (B), is not less than 1 and not more than 3.
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