Crystallizable glass and thick film compositions thereof

Details Crystallizable glass and thick film compositions thereof Crystallizable glass and thick film compositions thereof

1989-11-17

1990-09-25

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Devitrified glass-ceramics

501 17, 501 20, 501 26, 501 69, 428689, 428702, C03C 1006, C03C 3085

Patent

active

049593307

ABSTRACT:
A dielectric glass composition consisting essentially on a molar basis of 15-27% ZNO, 8-16% BaO, 40-60% SiO.sub.2, 3-14% Al.sub.2 O.sub.3, 0-5% PbO and 0.5-5% of a metal oxide selected from ZrO.sub.2, up to 2.5% P.sub.2 O.sub.5 and mixtures thereof, the composition being crystallizable and non-reducing when fired at 850.degree.-900.degree. C.

REFERENCES:
patent: 3754881 (1973-08-01), Petticrew
patent: 3816172 (1974-06-01), Hoffman
patent: 4323652 (1982-04-01), Baudry et al.
patent: 4618590 (1986-10-01), Baudry

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