| 摘要 |
<p>A dental hydraulic investment comprising (A) an aqueous polyvinyl alcohol solution, (B) a water-soluble metallic compound, (C) a water-soluble, thermosetting resin precondensate and (D) a filler. Use of this investment allows formation of a desired denture by either a thermal polymerization or a room temperature polymerization method, and the denture thus obtained has excellent surface luster and is high in dimensional accuracy.</p> |
