Low microwave loss ceramics and method of manufacturing the same

Details Low microwave loss ceramics and method of manufacturing the same Low microwave loss ceramics and method of manufacturing the same

1977-11-10

1978-10-24

McCarthy, Helen

Compositions: coating or plastic

Coating or plastic compositions

Marking

106 46, 252 635, 333 83R, C04B 3500

Patent

active

041219414

ABSTRACT:
Calcined material having a composition including at least two of the components 3BaO.ZnO.Nb.sub.2 O.sub.5, 3BaO.ZnO.Ta.sub.2 O.sub.5, 3BaO.MgO.Nb.sub.2 O.sub.5, and 3BaO.MgO.Ta.sub.2 O.sub.5 and produced under optimum processing conditions as disclosed is employed for obtaining ceramics having low microwave loss with large dielectric constant and suitable for use as dielectric resonators, electrical filters, substrates, etc.

REFERENCES:
patent: 3464785 (1969-09-01), Galasso
patent: 3713051 (1973-01-01), Kell
Galasso, F. S., "Structure, Properties and Preparation of Perovskite Type Compounds"-Pergamon Press-1969-pp. 149, 177.

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