Compositions: ceramic – Ceramic compositions – Titanate – zirconate – stannate – niobate – or tantalate or...
Patent
1981-11-06
1983-06-14
McCarthy, Helen M.
Compositions: ceramic
Ceramic compositions
Titanate, zirconate, stannate, niobate, or tantalate or...
361321, 501135, C04B 3546
Patent
active
043884164
ABSTRACT:
Ceramic dielectric compositions for temperature compensating capacitors, exhibiting a high dielectric constant, a relatively small temperature coefficient of dielectric constant and a very excellent linearity of the temperature coefficient, comprising 1.2-19.0% by weight of SrO, 12.2-17.4% by weight of CaO, 35.8-43.9% by weight of TiO.sub.2, 15.7-37.6% by weight of Bi.sub.2 O.sub.3, 1.9-14.6% by weight of Pb.sub.3 O.sub.4 and 0.9-2.7% by weight of MgO.
REFERENCES:
patent: 3869398 (1975-03-01), Yamaoka et al.
patent: 4119554 (1978-10-01), Fujiwara
patent: 4226735 (1980-10-01), Sakabe
Hamaji Yukio
Sakabe Yukio
McCarthy Helen M.
Murata Manufacturing Co. Ltd.
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