Compositions: ceramic – Ceramic compositions – Titanate – zirconate – stannate – niobate – or tantalate or...
Patent
1990-02-08
1990-10-02
Dixon, Jr., William R.
Compositions: ceramic
Ceramic compositions
Titanate, zirconate, stannate, niobate, or tantalate or...
501134, 501135, 501136, 501138, 501139, C04B 3546
Patent
active
049607391
ABSTRACT:
A dielectric material for use in a microwave resonator comprises 78.1 mol % of TiO.sub.2, 15.7 to 17.8 mol % of BaO, 4.00 ml % of SnO.sub.2 and at least one of 0.1 to 1.0 mol % of SrO and 0.1 to 1.2 mol % of CaO.
REFERENCES:
patent: 3938064 (1976-02-01), O'Bryan, Jr. et al.
patent: 4477581 (1984-10-01), Nishioka et al.
Dixon Jr. William R.
Green Anthony J.
Sumitomo Special Metal Co. Ltd.
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