Piezoelectric ceramic compositions
    10.
    发明授权
    Piezoelectric ceramic compositions 失效
    压电陶瓷组合物

    公开(公告)号:US3890241A

    公开(公告)日:1975-06-17

    申请号:US39446573

    申请日:1973-09-05

    摘要: Piezoelectric ceramic compositions having very high mechanical quality factors, high electromechanical coupling coefficients and high durabilities of the piezoelectric constants with cycling of mechanical impact, and comprising the quaternary system Pb(Zn1/3Nb2/3)O3-Pb(Sn1/3Nb2/3)O3-PbTiO3-PbZrO3 and containing a quantity of manganese equivalent to from 0.05 to 5 weight % of MnO2.

    摘要翻译: 包含四元体系Pb(Zn1 / 3Nb2 / 3)O3 -Pb(Sn1 / 3Nb2 / 3)的压电常数随机械冲击循环而具有非常高的机械品质因子,高机电耦合系数和高耐久性的压电陶瓷组合物, O3-PbTiO3-PbZrO3,含有相当于MnO 2 0.05〜5重量%的锰量。