发明名称 |
Liquid-ejecting head, liquid-ejecting apparatus, and piezoelectric element and piezoelectric material |
摘要 |
A liquid-ejecting head comprises a pressure-generating chamber and a piezoelectric element including a piezoelectric material. The piezoelectric material contains a complex oxide having a perovskite structure. The complex oxide contains bismuth, sodium, barium, titanium, and copper. The ratio of copper to the total amount of titanium and copper is 0.35 mol % or more and 0.70 mol % or less. |
申请公布号 |
US8690298(B2) |
申请公布日期 |
2014.04.08 |
申请号 |
US201113044499 |
申请日期 |
2011.03.09 |
申请人 |
SAKAI TOMOHIRO;KIMURA SATOSHI;SEIKO EPSON CORPORATION |
发明人 |
SAKAI TOMOHIRO;KIMURA SATOSHI |
分类号 |
B41J2/045;H01L41/00;H02N2/00 |
主分类号 |
B41J2/045 |
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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