Dielectric combination and the laminated ceramic electronic component manufactured using the dielectric combination

Dielectric combination and the laminated ceramic electronic component manufactured using the dielectric combination

  • CN 103,708,821 B
  • Filed: 01/14/2013
  • Issued: 08/01/2017
  • Est. Priority Date: 09/28/2012
  • Status: Active Grant
First Claim
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1. a kind of dielectric combination, the dielectric combination includes having by ABO3The dielectric grain of the perovskite structure of expression, itsIn, when edge draws dotted line from direction of the center of the dielectric grain to granule boundary, the B positions ion based on 100at%,Rare earth element content in the center of dielectric grain is 0.05 to 2.0at%, with the dielectric since the center of dielectric grainRare earth element content in the corresponding region of the 75% to 95% of particle is 0.5at% to 2.5at%,The one or more that select during A includes the group that is constituted from barium (Ba), strontium (Sr), lead (Pb) and calcium (Ca), B include fromThe one or more selected in the group of titanium (Ti) and zirconium (Zr) composition, andIt is dilute in 75% to the 95% corresponding whole region since the center of the dielectric grain with the dielectric grainSoil unit cellulose content is 0.05 times to 2.0 times of rare earth element content in the center of the dielectric grain.

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