Compositions: ceramic – Ceramic compositions – Titanate – zirconate – stannate – niobate – or tantalate or...
Patent
1988-09-27
1990-01-30
Bell, Mark L.
Compositions: ceramic
Ceramic compositions
Titanate, zirconate, stannate, niobate, or tantalate or...
501136, C04B 3546
Patent
active
048973734
ABSTRACT:
There is provided a dielectric ceramic composition which is composed mainly of PbTiO.sub.3, Pb(Mg.sub.1/3 Nb.sub.2/3)O.sub.3, and Pb(Fe.sub.2/3 W.sub.1/3)O.sub.3, with 0.5 to 10 mol % of Pb atoms partly replaced by Ba atoms and/or Sr atoms as represented by the formula (I) below.
REFERENCES:
patent: 4048546 (1977-09-01), Bouchard et al.
Chemical Abstracts, vol. 101, No. 24, 220989y.
Inoue Takeshi
Inoue Yoshihito
Saito Masashi
Yamaguchi Takashi
Bell Mark L.
Green Anthony J.
Mitsubishi Mining and Cement Co. Ltd.
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