发明名称 |
Keramischer Körper aus Zirkonoxid |
摘要 |
A ZrO2 porcelain comprising a cylindrical member and a flexible member made of a ZrO2 porcelain which has a relative density not lower than 95% and contains a cubic crystal at a ratio not lower than 75%, thereby exhibiting high erosion resistance and high strength. It is preferable that the ZrO2 porcelain is composed of a tetragonal crystal or a mixture phase consisting of a cubic crystal and a tetragonal crystal or a cubic crystal, a tetragonal crystal and a monoclinic crystal. |
申请公布号 |
DE69930428(T2) |
申请公布日期 |
2006.12.14 |
申请号 |
DE1999630428T |
申请日期 |
1999.03.25 |
申请人 |
NGK INSULATORS LTD. |
发明人 |
HIROTA, TOSHIKAZU;NAKAO, NGK;SHIBATA, KAZUYOSHI;TAKEUCHI, YUKIHISA |
分类号 |
C04B35/486;H01L41/08;B32B18/00;C04B35/457;C04B35/48;C04B35/493;G01N11/16;G01N29/02;G01N29/24 |
主分类号 |
C04B35/486 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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