Dielectric composition

Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...

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501 17, 501 32, 501 66, 524444, 524560, C03C 0816

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active

048493805

ABSTRACT:
A composition for making low K dielectric layers which is an admixture of finely divided solids consisting essentially of (a) lead-free amorphous borosilicate glass containing Al.sub.2 O.sub.3, a mixture of oxides of alkali metals, alkaline earth metals or mixtures thereof containing Li.sub.2 O, and (b) a ceramic filler selected from mullite, mixtures of mullite with fused silica and mixtures of quartz with fused silica.

REFERENCES:
patent: 4591758 (1986-05-01), Barth et al.
patent: 4624934 (1986-11-01), Kokubu et al.
patent: 4749665 (1988-06-01), Yano et al.

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