Electronic device, dielectric ceramic composition and the...

Details Electronic device, dielectric ceramic composition and the... Electronic device, dielectric ceramic composition and the...

2008-07-08

2008-07-08

Group, Karl E (Department: 1793)

Compositions: ceramic

Ceramic compositions

Titanate, zirconate, stannate, niobate, or tantalate or...

C501S138000, C501S139000, C361S321400

Reexamination Certificate

active

07396791

ABSTRACT:
A dielectric ceramic composition comprising a main component including Ba, Ca and Ti and having a perovskite crystal structure expressed by a general formula ABO3and a fourth subcomponent including a compound of Zr; wherein a content of the fourth subcomponent with respect to 100 moles of the main component is larger than 0 mole and smaller than 5 moles in terms of Zr and, preferably, a segregation phase including the compound of Zr is provided.

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