Invention Grant
- Patent Title: Liquid ejecting head, liquid ejecting apparatus, piezoelectric element, and method for manufacturing the same
- Patent Title (中): 液体喷射头，液体喷射装置，压电元件及其制造方法
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Application No.: US13848465Application Date: 2013-03-21
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Publication No.: US08820894B2Publication Date: 2014-09-02
- Inventor: Tomohiro Sakai
- Applicant: Seiko Epson Corporation
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: Workman Nydegger
- Priority: JP2012-070455 20120326
- Main IPC: B41J2/045
- IPC: B41J2/045
Abstract:
A liquid ejecting head is provided with a piezoelectric element having a piezoelectric layer and a first electrode and a second electrode provided on the piezoelectric layer, in which the piezoelectric layer contains a buffer layer provided on the first electrode and having a perovskite structure containing bismuth, iron, and at least one of zinc and nickel and a complex oxide layer provided on the buffer layer and having a perovskite structure containing bismuth, iron, barium, and titanium.
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