| 简介 |
Disclosed herein is a ceramic comprising : at least two different metal oxides, the at least two different metal oxides comprising TiO2 and La2O3 or TiO2 and BaO; less than 20% by weight SiO2; less than 20% by weight B2O3; and less than 40% by weight P2O5; the ceramic having a glass transition temperature, Tg, and a crystallization onset temperature, Tx, and the difference between Tg and Tx is at least 5K. The ceramic may comprise additional metal oxides. Also disclosed herein is a method of making an article using the ceramic; typically, the ceramic is heated above the Tg, shaped, and then cooled. |
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