Piezoelectric ceramic, piezoelectric element comprising it, and piezoelectric device comprising piezoelectric element
    5.
    发明授权
    Piezoelectric ceramic, piezoelectric element comprising it, and piezoelectric device comprising piezoelectric element 有权
    压电陶瓷,包括它的压电元件和包括压电元件的压电器件

    公开(公告)号:US08562852B2

    公开(公告)日:2013-10-22

    申请号:US13239135

    申请日:2011-09-21

    CPC分类号: H01L41/1876

    摘要: According to a preferred embodiment, the piezoelectric ceramic includes a complex oxide having the composition represented by formula (1) or (2), and Mn at 0.2-1.2 mass % or 0.2-3 mass %, respectively, in terms of MnCO3. (Pb1-aA1a)TixZr1-x-y-z-b(Zn1/3A22/3)y(Yb1/2A21/2)zSnbO3  (1) (Pb1-aA1a)TixZr1-x-y-b(Zn1/3A22/3)ySnbO3  (2) [In formula (1), A1 represents at least one element selected from the group consisting of Ca, Sr and Ba, and A2 is at least one element selected from the group consisting of Nb, Ta and Sb, and includes at least Nb. In formula (2), A1 represents at least one element selected from among Ca, Sr and Ba, A2 represents at least one element selected from among Nb and W, and A2 includes at least Nb.]

    摘要翻译: 根据优选的实施方案,压电陶瓷包括具有由式(1)或(2)表示的组成的复合氧化物,Mn分别为0.2〜1.2质量%或0.2〜3质量%的Mn。 (Pb1-aA1a)TixZr1-xyzb(Zn1 / 3A22 / 3)y(Yb1 / 2A21 / 2)zSnbO3(1)(Pb1-aA1a)TixZr1-xyb(Zn1 / 3A22 / 3)ySnbO3(2) 1)中,A1表示选自Ca,Sr和Ba中的至少一种元素,A2是选自Nb,Ta和Sb中的至少一种元素,并且至少包括Nb。 在式(2)中,A1表示选自Ca,Sr和Ba中的至少一种元素,A2表示选自Nb和W中的至少一种元素,A2包括至少Nb。

    PIEZOELECTRIC CERAMIC, PIEZOELECTRIC ELEMENT COMPRISING IT, AND PIEZOELECTRIC DEVICE COMPRISING PIEZOELECTRIC ELEMENT
    7.
    发明申请
    PIEZOELECTRIC CERAMIC, PIEZOELECTRIC ELEMENT COMPRISING IT, AND PIEZOELECTRIC DEVICE COMPRISING PIEZOELECTRIC ELEMENT 有权
    压电陶瓷,包含它的压电元件和包含压电元件的压电器件

    公开(公告)号:US20120080636A1

    公开(公告)日:2012-04-05

    申请号:US13239135

    申请日:2011-09-21

    IPC分类号: H01L41/187

    CPC分类号: H01L41/1876

    摘要: According to a preferred embodiment, the piezoelectric ceramic includes a complex oxide having the composition represented by formula (1) or (2), and Mn at 0.2-1.2 mass % or 0.2-3 mass %, respectively, in terms of MnCO3. (Pb1-aA1a)TixZr1-x-y-z-b(Zn1/3A22/3)y(Yb1/2A21/2)zSnbO3  (1) (Pb1-aA1a)TixZr1-x-y-b(Zn1/3A22/3)ySnbO3  (2) [In formula (1), A1 represents at least one element selected from the group consisting of Ca, Sr and Ba, and A2 is at least one element selected from the group consisting of Nb, Ta and Sb, and includes at least Nb. In formula (2), A1 represents at least one element selected from among Ca, Sr and Ba, A2 represents at least one element selected from among Nb and W, and A2 includes at least Nb.]

    摘要翻译: 根据优选的实施方案,压电陶瓷包括具有由式(1)或(2)表示的组成的复合氧化物,Mn分别为0.2〜1.2质量%或0.2〜3质量%的Mn。 (Pb1-aA1a)TixZr1-xyzb(Zn1 / 3A22 / 3)y(Yb1 / 2A21 / 2)zSnbO3(1)(Pb1-aA1a)TixZr1-xyb(Zn1 / 3A22 / 3)ySnbO3(2) 1)中,A1表示选自Ca,Sr和Ba中的至少一种元素,A2是选自Nb,Ta和Sb中的至少一种元素,并且至少包括Nb。 在式(2)中,A1表示选自Ca,Sr和Ba中的至少一种元素,A2表示选自Nb和W中的至少一种元素,A2包括至少Nb。