| 发明名称 |
Piezoelectric ceramic and piezoelectric element employing it |
| 摘要 |
The piezoelectric element (20) of the invention comprises a pair of electrodes (2,3) and a piezoelectric ceramic (1) comprising as the major component a solid solution of the two components KNbO 3 and BaTiO 3 . In the solid solution, the molar ratio of KNbO 3 is 0.5-0.9 with respect to the total of the two components. |
| 申请公布号 |
EP2104152(A3) |
申请公布日期 |
2013.01.02 |
| 申请号 |
EP20090003780 |
申请日期 |
2009.03.16 |
| 申请人 |
TDK CORPORATION |
发明人 |
TANAKA, DAISUKE;FURUKAWA, MASAHITO |
| 分类号 |
H01L41/187;C04B35/00;C04B35/462;C04B35/495;H01L41/083;H01L41/09;H01L41/18;H01L41/22;H01L41/257;H01L41/39 |
主分类号 |
H01L41/187 |
| 代理机构 |
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代理人 |
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| 主权项 |
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