发明申请
US20120252657A1 DIELECTRIC CERAMIC COMPOSITION AND CERAMIC ELECTRONIC DEVICE 有权
电介质陶瓷组合物和陶瓷电子器件

DIELECTRIC CERAMIC COMPOSITION AND CERAMIC ELECTRONIC DEVICE
摘要:
A dielectric ceramic composition comprises barium titanate as a main component, and as subcomponents, 1.00 to 2.50 moles of an oxide of Mg, 0.01 to 0.20 mole of an oxide of Mn and/or Cr, 0.03 to 0.15 mole of an oxide of at least one element selected from a group consisting of V, Mo and W, 0.20 to 1.50 mole of an oxide of R1 where R1 is at least one selected from a group consisting of Y and Ho, 0.20 to 1.50 mole of an oxide of R2 where R2 is at least one selected from a group consisting of Eu, Gd and Tb and 0.30 to 1.50 mole of an oxide of Si and/or B, in terms of each oxide with respect to 100 moles of the barium titanate.
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