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A platform for research: civil engineering, architecture and urbanism
PIEZOELECTRIC CERAMIC COMPOSITION, PIEZOELECTRIC ELEMENT AND PIEZOELECTRIC VIBRATION MODULE INCLUDING THE SAME
PROBLEM TO BE SOLVED: To provide a piezoelectric ceramic composition that is based on lead zirconate titanate (PZT) and retains piezoelectric properties and also can lower the sintering temperature, and a piezoelectric element including the same.SOLUTION: The present invention provides a piezoelectric ceramic composition that is based on ceramic having a composition represented by formula (1) and includes an oxide solid solution or a carbonate solid solution as a sintering additive, where the formula (1) is: xPb(Ni1/3 Nb2/3) O3-(1-x) Pb(Zr1-yTiy) O3 (0.05≤x≤0.2, 0.4≤y≤0.7).SELECTED DRAWING: Figure 1
【課題】チタン酸ジルコン酸鉛（ＰＺＴ）をベースとし、圧電特性を保持したうえで焼結温度を低下できる圧電セラミック組成物及びこれを含む圧電素子の提供。【解決手段】式（１）で表される組成を有するセラミックをベースとし、酸化物固溶体または炭酸塩固溶体を焼結添加剤として含む圧電セラミック組成物。ｘＰｂ（Ｎｉ１／３Ｎｂ２／３）Ｏ３−（１−ｘ）Ｐｂ（Ｚｒ１−ｙＴｉｙ）Ｏ３・・・（１）（０．０５≦ｘ≦０．２、０．４≦ｙ≦０．７）【選択図】図１
PIEZOELECTRIC CERAMIC COMPOSITION, PIEZOELECTRIC ELEMENT AND PIEZOELECTRIC VIBRATION MODULE INCLUDING THE SAME
PROBLEM TO BE SOLVED: To provide a piezoelectric ceramic composition that is based on lead zirconate titanate (PZT) and retains piezoelectric properties and also can lower the sintering temperature, and a piezoelectric element including the same.SOLUTION: The present invention provides a piezoelectric ceramic composition that is based on ceramic having a composition represented by formula (1) and includes an oxide solid solution or a carbonate solid solution as a sintering additive, where the formula (1) is: xPb(Ni1/3 Nb2/3) O3-(1-x) Pb(Zr1-yTiy) O3 (0.05≤x≤0.2, 0.4≤y≤0.7).SELECTED DRAWING: Figure 1
【課題】チタン酸ジルコン酸鉛（ＰＺＴ）をベースとし、圧電特性を保持したうえで焼結温度を低下できる圧電セラミック組成物及びこれを含む圧電素子の提供。【解決手段】式（１）で表される組成を有するセラミックをベースとし、酸化物固溶体または炭酸塩固溶体を焼結添加剤として含む圧電セラミック組成物。ｘＰｂ（Ｎｉ１／３Ｎｂ２／３）Ｏ３−（１−ｘ）Ｐｂ（Ｚｒ１−ｙＴｉｙ）Ｏ３・・・（１）（０．０５≦ｘ≦０．２、０．４≦ｙ≦０．７）【選択図】図１
PIEZOELECTRIC CERAMIC COMPOSITION, PIEZOELECTRIC ELEMENT AND PIEZOELECTRIC VIBRATION MODULE INCLUDING THE SAME
圧電セラミック組成物及びこれを含む圧電素子並びに圧電振動モジュール
LEE SEUNGHO (author) / KIM BOUM-SEOCK (author) / KIM KYUNG-LOCK (author) / SEO JUNG-WOOK (author) / PARK HUI-SUN (author)
2016-03-17
Patent
Electronic Resource
Japanese
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