Compositions: ceramic – Ceramic compositions – Titanate – zirconate – stannate – niobate – or tantalate or...
Patent
1992-02-21
1993-09-14
Bell, Mark L.
Compositions: ceramic
Ceramic compositions
Titanate, zirconate, stannate, niobate, or tantalate or...
C04B 3546
Patent
active
052448517
ABSTRACT:
A microwave ceramic composition containing as main components substances expressed by a composition formula of x.BaO - y TiO.sub.2 - z.Nd.sub.2 O.sub.3 (where 0.05<=x<=0.25, 0.60<=y<=0.85, and 0.05<=z<=0.225) when their molar fractions are taken as x, y and z (x+y+z=1) and containing as a subcomponent one type selected from the group consisting of In.sub.2 O.sub.3, Bi.sub.2 O.sub.5, GeO.sub.2 and V.sub.2 O.sub.5.
REFERENCES:
patent: 4866017 (1989-09-01), Okawa
patent: 5013695 (1991-05-01), Kato et al.
Baba Yoko
Ezaki Kenichi
Kuroki Kazuhiko
Okamoto Yasuhiko
Shibata Kenichi
Bell Mark L.
Jones Deborah
Sanyo Electric Co,. Ltd.
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