A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
PIEZOELECTRIC CERAMIC COMPOSITION AND PIEZOELECTRIC RESONATOR
PROBLEM TO BE SOLVED: To provide a piezoelectric ceramic composition and a piezoelectric resonator capable suppressing variation of resonance frequency of a piezoelectric element and making stable frequency.SOLUTION: A piezoelectric ceramic composition contains a composite perovskite type compound represented by (PbBaSrCa)(NbSbMn)(TiZr)O, where a, b, c, d, e and f satisfy 0.97≤a+d+e+f≤1.03, 0.02≤b≤0.25, 0.51≤c≤0.61 and 0≤d+e+f≤0.2 as a main component and Al of 0.001 to 0.3 pts.mass, Fe of 0.001 to 0.5 pts.mass and Si of 0.005 to 0.058 pts.mass based on 100 pts.mass of the main component.SELECTED DRAWING: Figure 1
【課題】圧電素子の共振周波数の変動を抑え、安定した周波数とすることのできる圧電磁器組成物及び圧電共振子を提供する。【解決手段】圧電磁器組成物は、（Ｐｂａ−ｄ−ｅ−ｆＢａｄＳｒｅＣａｆ）（Ｎｂ１９／３０Ｓｂ１／１０Ｍｎ４／１５）ｂ（ＴｉｃＺｒ１−ｃ）１−ｂＯ３で表わされ、ａ、ｂ、ｃ、ｄ、ｅ、ｆが０．９７≦ａ＋ｄ＋ｅ＋ｆ≦１．０３、０．０２≦ｂ≦０．２５、０．５１≦ｃ≦０．６１、０≦ｄ＋ｅ＋ｆ≦０．２を満足する複合ぺロブスカイト型化合物を主成分として含むとともに、主成分１００質量部に対してＡｌを０．００１〜０．３質量部、Ｆｅを０．００１〜０．５質量部及びＳｉを０．００５〜０．０５８質量部含む。【選択図】図１
PIEZOELECTRIC CERAMIC COMPOSITION AND PIEZOELECTRIC RESONATOR
PROBLEM TO BE SOLVED: To provide a piezoelectric ceramic composition and a piezoelectric resonator capable suppressing variation of resonance frequency of a piezoelectric element and making stable frequency.SOLUTION: A piezoelectric ceramic composition contains a composite perovskite type compound represented by (PbBaSrCa)(NbSbMn)(TiZr)O, where a, b, c, d, e and f satisfy 0.97≤a+d+e+f≤1.03, 0.02≤b≤0.25, 0.51≤c≤0.61 and 0≤d+e+f≤0.2 as a main component and Al of 0.001 to 0.3 pts.mass, Fe of 0.001 to 0.5 pts.mass and Si of 0.005 to 0.058 pts.mass based on 100 pts.mass of the main component.SELECTED DRAWING: Figure 1
【課題】圧電素子の共振周波数の変動を抑え、安定した周波数とすることのできる圧電磁器組成物及び圧電共振子を提供する。【解決手段】圧電磁器組成物は、（Ｐｂａ−ｄ−ｅ−ｆＢａｄＳｒｅＣａｆ）（Ｎｂ１９／３０Ｓｂ１／１０Ｍｎ４／１５）ｂ（ＴｉｃＺｒ１−ｃ）１−ｂＯ３で表わされ、ａ、ｂ、ｃ、ｄ、ｅ、ｆが０．９７≦ａ＋ｄ＋ｅ＋ｆ≦１．０３、０．０２≦ｂ≦０．２５、０．５１≦ｃ≦０．６１、０≦ｄ＋ｅ＋ｆ≦０．２を満足する複合ぺロブスカイト型化合物を主成分として含むとともに、主成分１００質量部に対してＡｌを０．００１〜０．３質量部、Ｆｅを０．００１〜０．５質量部及びＳｉを０．００５〜０．０５８質量部含む。【選択図】図１
PIEZOELECTRIC CERAMIC COMPOSITION AND PIEZOELECTRIC RESONATOR
圧電磁器組成物および圧電共振子
MAIBARA SHUNSUKE (author)
2016-05-09
Patent
Electronic Resource
Japanese
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