Compositions – Piezoelectric
Patent
1999-05-14
2000-09-12
Koslow, C. Melissa
Compositions
Piezoelectric
501134, 501135, C04B 35433, C04B 35495
Patent
active
061173541
ABSTRACT:
A piezoelectric ceramic composition which contains a ceramic compound and manganese. The ceramic compound serves as a primary component and is represented by formula (Sr.sub.1-x M.sub.x)Bi.sub.2 Nb.sub.2 O.sub.9. In the formula, M represents a divalent metal element and x satisfies 0.ltoreq.x.ltoreq.0.3. Manganese is contained in an amount of 1.0 wt. % or less (0 being excluded) as MnCO.sub.3.
Ando Akira
Kimura Masahiko
Minamikawa Tadahiro
Koslow C. Melissa
Murata Manufacturing Co. Ltd.
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