Compositions: ceramic – Ceramic compositions – Titanate – zirconate – stannate – niobate – or tantalate or...
Patent
1986-05-08
1987-05-12
Lander, Ferris H.
Compositions: ceramic
Ceramic compositions
Titanate, zirconate, stannate, niobate, or tantalate or...
C04B 3546
Patent
active
046650415
ABSTRACT:
A dielectric ceramic composition for high frequencies comprises a main component of a TiO.sub.2 -ZrO.sub.2 -Sn.sub.2 O system and contains, as additives, not more than 7 wt % of ZnO, not more than 10 wt % of NiO, and not more than 7 wt % of one metal oxide selected from the group consisting of Nb.sub.2 O.sub.5, Ta.sub.2 O.sub.5, WO.sub.3 and Sb.sub.2 O.sub.5. The main component consists essentially of 22 to 43 wt % of TiO.sub.2, 38 to 58 wt % of ZrO.sub.2, and 9 to 26 wt % of SnO.sub.2.
Higuchi Yukio
Katsube Masayoshi
Lander Ferris H.
Murata Manufacturing Co. Ltd.
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