Compound having piezoelectric property, piezoelectric device, liquid discharge head using the piezoelectric device, and ultrasonic motor using the piezoelectric device

Compound having piezoelectric property, piezoelectric device, liquid discharge head using the piezoelectric device, and ultrasonic motor using the piezoelectric device

  • CN 102,414,144 A
  • Filed: 04/27/2010
  • Published: 04/11/2012
  • Est. Priority Date: 04/30/2009
  • Status: Active Grant
First Claim
Patent Images

1. compound, it comprises the lead-free tungsten bronze structure oxide compound shown in the general formula (1):

  • x(BaB 2O 6)-y(CaB 2O 6)-z{(Bi 1/2C 1/2)B 2O 6} (1) Wherein B representes that Nb and Ta'"'"'s is at least a;

    C representes that Na and K'"'"'s is at least a;

    X+y+z=1;

    0.2≤

    x≤

    0.85;

    0≤

    y≤

    0.5;

    With 0<

    z≤

    0.8.

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