Patent ID: 6143680
Filing Date: 2000-11-07
Classification: C04B,H01P

Abstract:
A dielectric ceramic composition containing metal elements Ca, Ti, La, Zn and M which is at least one metal element selected from the group consisting of W, Ni, Co, Zr, Sn, Mn and Cu, and represented on a molar fraction basis by the following composition formula:aCaO.multidot.bTiO.sub.2 .multidot.cLa.sub.2 O.sub.3 .multidot.dZnO.multidot.eMO.sub.xwherein M is defined above; 1.ltoreq.x.ltoreq.3; and a to e are molar fractions which are defined as 0.050.ltoreq.a.ltoreq.0.320, 0.150 .ltoreq.b.ltoreq.0.470, 0.100.ltoreq.c.ltoreq.0.300, 0.100.ltoreq.d.ltoreq.0.300 and 0<e.ltoreq.0.250, respectively (a+b+c+d+e=1).