Invention Grant
- Patent Title: Piezoelectric composition and piezoelectric device
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Application No.: US15906460Application Date: 2018-02-27
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Publication No.: US10833247B2Publication Date: 2020-11-10
- Inventor: Keisuke Teranishi , Masashi Kitazaki , Makoto Ishizaki
- Applicant: TDK CORPORATION
- Applicant Address: JP Tokyo
- Assignee: TDK CORPORATION
- Current Assignee: TDK CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Oliff PLC
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@1bf01cb7
- Main IPC: H01L41/187
- IPC: H01L41/187 ; C04B35/453 ; C04B35/626 ; C04B35/634 ; C04B35/638 ; H01L41/43 ; C04B35/64 ; C04B35/26 ; C01G23/00 ; C01G49/00
Abstract:
The piezoelectric composition is represented by the following Chemical Formula (1): x[BimFeO3]-y[BamTiO3]-z[SrmTiO3] (1) wherein 0.5≤x≤0.8, 0.02≤y≤0.4, 0.02≤z≤0.2, x+y+z=1, and 0.96≤m≤1.04.
Public/Granted literature
- US20180248107A1 PIEZOELECTRIC COMPOSITION AND PIEZOELECTRIC DEVICE Public/Granted day:2018-08-30
Information query
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