发明名称 |
PIEZO-ELECTRIC CERAMIC COMPOSITION, METHOD FOR PRODUCING THE COMPOSITION, AND ELECTRIC COMPONENT COMPRISING THE COMPOSITION |
摘要 |
A piezoelectric ceramic composition comprising: a matrix material comprising at least two matrix components having a perovskite structure or consisting of said matrix components; a first matrix component being selected from (Bi0.5A0.5)EO3 and BaEO3; and a further matrix component being Bi(Me0.5E0.5)O3, wherein A is selected from an alkali metal, particularly sodium or potassium, or a mixture of alkali metals; wherein E is independently selected from titanium, zirconium and mixtures of titanium and zirconium; and wherein Me is selected from bivalent metals. |
申请公布号 |
EP2459497(A1) |
申请公布日期 |
2012.06.06 |
申请号 |
EP20100740203 |
申请日期 |
2010.07.29 |
申请人 |
EPCOS AG |
发明人 |
WANG, Yongli;KOUNGA NJIWA, Alain Brice;HOFFMANN, Christian |
分类号 |
C04B35/468;C04B35/475;H01L41/187 |
主分类号 |
C04B35/468 |
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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