Patent ID: 7091147

Claim:
A dielectric composition for firing at low temperatures comprising: a main composition of x.BaO-y.TiO 2 -z1.Nd 2 O 3 -z2.La 2 O 3 -z3.Sm 2 O 3 -t.Bi 2 O 3 (x+y+z1+z2+z3+t=1, 0.070≦x≦0.300, 0.385≦y≦0.844, 0.010≦z1≦0.130, 0.000≦z2≦0.120, 0.000≦z3≦0.120, and 0.075<t≦0.185); and a glass component containing 0.1 weight percent or more of B 2 O 3 in an amount of 0.05 to 20 weight parts with respect to 100 weight parts of said main composition.