Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...
Patent
1989-10-19
1990-08-14
Lander, Ferris H.
Compositions: ceramic
Ceramic compositions
Glass compositions, compositions containing glass other than...
501 20, 501 21, 501 37, 501 79, 501 8, C03C 814, C03C 816, C03C 802, C03C 3066
Patent
active
049487590
ABSTRACT:
The invention is directed to thick film glass ceramic dielectric compositions in which the dielectric is a mixture of amorphous aluminoborosilicate glass, which upon firing forms a single phase of ceramic crystals in a matrix of amorphous remainder glass, and a ceramic additive to minimize substrate bowing.
REFERENCES:
patent: 3649353 (1972-03-01), Ulrich
patent: 3787219 (1974-01-01), Amin
patent: 3816172 (1974-06-01), Hoffman
patent: 3848079 (1974-11-01), Amin
patent: 4358541 (1982-11-01), Andrus et al.
patent: 4392180 (1983-07-01), Nair
patent: 4613560 (1986-09-01), Dueber et al.
E. I. Du Pont de Nemours and Company
Lander Ferris H.
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