Low dielectric constant ceramic substrate

Details Low dielectric constant ceramic substrate Low dielectric constant ceramic substrate

1986-12-19

1990-01-02

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Refractory

G04B 3502

Patent

active

048913448

ABSTRACT:
A low dielectric constant ceramic substrate comprised of 90 to 98% of mullite (3Al.sub.2 O.sub.3. 2SiO.sub.2) and 10 to 2% of a sintering promotor comprised of 0.5 to 3% of magnesia (MgO) and 1.5 to 7% of calcium oxide (CaO).

REFERENCES:
patent: 4125407 (1978-11-01), Ueno
patent: 4460916 (1984-07-01), Hashimoto et al.
patent: 4624896 (1986-11-01), Watanabe et al.
patent: 4688015 (1987-08-01), Kojima et al.

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