Patent ID: 6319871
Filing Date: 2001-11-20
Classification: C04B,C07B

Abstract:
A dielectric material consisting of:a main ingredient having a composition represented by xBaO-yRE.sub.2 O.sub.3 -zTiO.sub.2, wherein RE represents at least one rare earth element, and x+y+z=100 mol %;wherein x, y and z in said main ingredient satisfy 0<x.ltoreq.27.0, 0<y.ltoreq.30.0, and 55.0.ltoreq.z<100.0;at least one alkali metal oxide; andan ingredient derived from an oxygen supplying agent which releases oxygen on heating,wherein the oxygen supplying agent is selected from the group consisting of MnO.sub.2, CuO, AgO, SnO.sub.2, PbO.sub.2 and a combination thereof.