| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a dental composition which can satisfy conditions required in the aesthetic appreciation property such as the manifestation of an opal effectiveness which is required for a dental restorative material and so forth. <P>SOLUTION: This dental composition contains a resin matrix monomer, an organic filler, and a titanium dioxide particle of which the average particle size is 0.01 to 0.10μm as an inorganic filler. When required, one kind or two kinds or more of inorganic powders being selected from a group of barium glass, alumina glass, potassium glass, silica, synthetic zeolite, a calcium phosphate, feldspar, aluminum silicate, calcium silicate, magnesium carbonate, quartz, a non-porous colloidal silica by the atomized method, a non-porous colloidal alumina, and a non-porous colloidal silica by the wetting method, and/or an organic/inorganic composite filler are used together. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
