Invention Grant
- Patent Title: Hard PZT ceramic, piezoelectric multilayer component and method for producing a piezoelectric multilayer component
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Application No.: US16621149Application Date: 2018-06-12
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Publication No.: US11608301B2Publication Date: 2023-03-21
- Inventor: Denis Orosel , Markus Puff , Bernhard Döllgast , Alexander Glazunov
- Applicant: TDK Electronics AG
- Applicant Address: DE Munich
- Assignee: TDK Electronics AG
- Current Assignee: TDK Electronics AG
- Current Assignee Address: DE Munich
- Agency: Slater Matsil, LLP
- Priority: DE102017116925.3 20170726
- International Application: PCT/EP2018/065499 WO 20180612
- International Announcement: WO2019/020265 WO 20190131
- Main IPC: C04B35/49
- IPC: C04B35/49 ; H01L41/18 ; C04B37/02 ; C04B35/491 ; C04B35/64 ; H01L41/107 ; H01L41/187 ; H01L41/273
Abstract:
A hard lead zirconate titanate (PZT) ceramic has an ABO3 structure with A sites and B sites. The PZT ceramic is doped with Mn and with Nb on the B sites and the ratio Nb/Mn is
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