Metaphosphate glass composition

Compositions: ceramic – Ceramic compositions – Devitrified glass-ceramics

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501 32, 501 46, 501 47, 501 48, 501 73, 501 77, 501 78, 501 20, C03C 102

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active

051963817

ABSTRACT:
A low-K crystallizable glass composition having a softening point of 550.degree.-800.degree. C., consisting essentially of mole % of:

REFERENCES:
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patent: 4833104 (1989-05-01), MacDowell et al.
patent: 4849379 (1989-07-01), McCormick
patent: 4849380 (1989-07-01), Sawhill
patent: 4883705 (1989-11-01), Kawakami et al.
Patent Abstracts of Japan, vol. 12, No. 132 (C-490) (2979), published Nov. 4, 1987, "Sintered Glass and Sintered Glass Ceramic".
Derwent Publications Ltd., Accession No. 88-334852, 1987.
Lisitsyna, et al., Soviet Journal of Glass Physics and Chemistry "Thermophysical and Some Physicomechanical Properties of Glasses of the Zn(PO.sub.3).sub.2 -AL(PO.sub.3).sub.3 -Y(PO.sub.3).sub.3 System," vol. 13, No. 3, Jun., 1987, pp. 197-201.

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