发明名称 |
Piezoelectric ceramic material. |
摘要 |
This invention relates to a piezoelectric ceramic material that can be used as various types of electromechanical transducer element for a buzzer, an actuator, a pressure sensor or the like, and more specifically to a piezoelectric ceramic material that can be produced by sintering at 850<o>C or lower temperature.
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申请公布号 |
EP0356839(A1) |
申请公布日期 |
1990.03.07 |
申请号 |
EP19890115281 |
申请日期 |
1989.08.18 |
申请人 |
TAIYO YUDEN KABUSHIKI KAISHA |
发明人 |
NAGASAWA, SEIZI;BAN, HIROSHI;NARITA, NAOTO |
分类号 |
C04B35/49;C04B35/00;C04B35/493;H01L41/187 |
主分类号 |
C04B35/49 |
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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