Alumina-based ceramic composition

Details Alumina-based ceramic composition Alumina-based ceramic composition

1987-09-18

1989-09-12

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Titanate, zirconate, stannate, niobate, or tantalate or...

501153, C04B 3510, C04B 3546

Patent

active

048660167

ABSTRACT:
A sintered alumina-based ceramic body exhibiting excellent electrical characteristics, in particular, excellent dielectric power factor and a temperature coefficient of a resonant frequency, which consists essentially of 0.01 to 7 parts by weight of Ta.sub.2 O.sub.5 admixed with 100 parts by weight of an expanded Al.sub.2 O.sub.3 --SnO.sub.2 --TiO.sub.2 ternary base composition (by molar fraction) of:

REFERENCES:
patent: 4614725 (1986-09-01), Ando
patent: 4643985 (1987-02-01), Ando
patent: 4668646 (1987-05-01), Ando

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