Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...
Patent
1988-01-28
1989-07-18
Dixon, Jr., William R.
Compositions: ceramic
Ceramic compositions
Glass compositions, compositions containing glass other than...
501 17, 501 32, 501 66, 524444, 524560, C03C 816
Patent
active
048493791
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) an inorganic filler selected from quartz and mixtures of quartz with 0.5-5% wt. inert oxides having a TCE equal to or greater than 7.
REFERENCES:
patent: 4591758 (1986-05-01), Barth et al.
patent: 4613648 (1986-09-01), Usala
patent: 4624934 (1986-11-01), Kokubu et al.
patent: 4654095 (1987-03-01), Steinberg
patent: 4655864 (1987-04-01), Rellick
patent: 4749665 (1988-06-01), Yano et al.
Dixon Jr. William R.
E. I. Du Pont de Nemours and Company
Green Anthony J.
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