Patent ID: 7521390

Claim:
A lead-free and cadmium-free ceramic dielectric composition for multilayer ceramic capacitor manufacturing comprising: a. about 85 to about 98 wt % BaTiO 3 , b. about 0.3 to about 2.5 wt % ZnO, c. about 0.05 to about 1 wt % B 2 O 3 , d. about 1 to about 8 wt % Bi 2 O 3 , e. about 0.05 to about 1.5 wt % CeO 2 , f. about 0.01 to about 2 wt % WO 3 , g. about 0.01 to about 0.5 wt % CuO, and h. about 0.01 to about 0.5 wt % MnO.