| 发明名称 |
PIEZO ELECTRIC CERAMIC COMPOUND |
| 摘要 |
PURPOSE:To produce piezo electric ceramic having high electromechanical coupling factor of depth way vibration and suitable for wide band high frequency resonator, by adding predetermined amount of CaF2 into specific three system Pb salt containing Mg, Nb, Ti, Zr. |
| 申请公布号 |
JPS5362199(A) |
申请公布日期 |
1978.06.03 |
| 申请号 |
JP19760137687 |
申请日期 |
1976.11.15 |
| 申请人 |
MATSUSHITA ELECTRIC IND CO LTD |
发明人 |
UEDA ICHIROU;NISHIDA MASAMITSU;KAWASHIMA SHIYUNICHIROU;OOUCHI HIROSHI;HAYAKAWA SHIGERU |
| 分类号 |
C04B35/49;C04B35/00;H01B3/12;H01L41/18;H01L41/187 |
主分类号 |
C04B35/49 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
