JP5036758B2 - 圧電磁器およびそれを用いた圧電素子 - Google Patents
圧電磁器およびそれを用いた圧電素子 Download PDFInfo
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- JP5036758B2 JP5036758B2 JP2009127475A JP2009127475A JP5036758B2 JP 5036758 B2 JP5036758 B2 JP 5036758B2 JP 2009127475 A JP2009127475 A JP 2009127475A JP 2009127475 A JP2009127475 A JP 2009127475A JP 5036758 B2 JP5036758 B2 JP 5036758B2
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- piezoelectric
- composition
- piezoelectric ceramic
- ceramic
- constant
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Description
2、3、12、13・・・電極
P・・・分極方向
Claims (2)
- 組成式を{(K1−xNax)1−yLiy}(Nb1−z−wTazSbw)O3+αBi2.5Na3.5Nb5O18と表したとき、0.40≦x≦0.50、0.03≦y≦0.08、0.05≦z≦0.40、0.04≦w≦0.20、0.0001≦α≦0.0010であることを特徴とする圧電磁器。
- 請求項1記載の圧電磁器が対向面を有し、該対向面に、互いを対向させて配置した一対の電極を備えることを特徴とする圧電素子。
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JP2009127475A JP5036758B2 (ja) | 2009-05-27 | 2009-05-27 | 圧電磁器およびそれを用いた圧電素子 |
Applications Claiming Priority (1)
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JP2009127475A JP5036758B2 (ja) | 2009-05-27 | 2009-05-27 | 圧電磁器およびそれを用いた圧電素子 |
Publications (2)
Publication Number | Publication Date |
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JP2010275131A JP2010275131A (ja) | 2010-12-09 |
JP5036758B2 true JP5036758B2 (ja) | 2012-09-26 |
Family
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JP2009127475A Expired - Fee Related JP5036758B2 (ja) | 2009-05-27 | 2009-05-27 | 圧電磁器およびそれを用いた圧電素子 |
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JP (1) | JP5036758B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106164015A (zh) * | 2014-04-11 | 2016-11-23 | 日本特殊陶业株式会社 | 无铅压电陶瓷组合物、使用其的压电元件以及无铅压电陶瓷组合物的制造方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101614104B1 (ko) * | 2011-12-09 | 2016-04-20 | 가부시키가이샤 무라타 세이사쿠쇼 | 초음파 트랜스듀서 및 중송 검지용 센서 |
JP5823014B2 (ja) | 2014-04-11 | 2015-11-25 | 日本特殊陶業株式会社 | 無鉛圧電磁器組成物、それを用いた圧電素子、及び、無鉛圧電磁器組成物の製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4510140B2 (ja) * | 2003-01-23 | 2010-07-21 | 株式会社デンソー | 圧電磁器組成物,圧電素子及び誘電素子 |
JP2007204336A (ja) * | 2006-02-03 | 2007-08-16 | Denso Corp | 鉛フリー圧電セラミックス |
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2009
- 2009-05-27 JP JP2009127475A patent/JP5036758B2/ja not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106164015A (zh) * | 2014-04-11 | 2016-11-23 | 日本特殊陶业株式会社 | 无铅压电陶瓷组合物、使用其的压电元件以及无铅压电陶瓷组合物的制造方法 |
CN106164015B (zh) * | 2014-04-11 | 2019-04-02 | 日本特殊陶业株式会社 | 无铅压电陶瓷组合物、使用其的压电元件以及无铅压电陶瓷组合物的制造方法 |
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JP2010275131A (ja) | 2010-12-09 |
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