| 摘要 |
<p>In order to prepare a molded article made of a material having a high melting point based on ceramic and containing oxides, and particularly zirconium dioxide and/or hafnium dioxide very finely and homogeneously dispersed, a melt comprising the ceramic material and the zirconium dioxide and/or hafnium dioxide very finely dispersed is quenched, and an article is pressure molded from the powder obtained by chilling, and the article is then subjected to a heat treatment.</p> |
