Glass composition for a substrate

Details Glass composition for a substrate Glass composition for a substrate

1997-03-13

1999-06-01

Group, Karl

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 71, 501 72, C03C 3087

Patent

active

059087943

ABSTRACT:
A glass composition for a substrate consisting essentially of from 56 to 72 wt % of SiO.sub.2, from 1 to less than 14 wt % of Al.sub.2 O.sub.3, from 0 to 9 wt % of MgO, from 0.5 to 11 wt % of CaO, from 0 to 4 wt % of SrO, from 0 to 3 wt % of BaO, from 6 to less than 14 wt % of MgO+CaO+SrO+BaO, from 0 to 9 wt % of Na.sub.2 O, from 6 to 20 wt % of K.sub.2 O, and from 6 to 20 wt % of Na.sub.2 O+K.sub.2 O.

REFERENCES:
patent: 5108960 (1992-04-01), Boek et al.
patent: 5296294 (1994-03-01), Suzuki et al.
patent: 5599754 (1997-02-01), Maeda et al.
patent: 5631195 (1997-05-01), Yanagia et al.
patent: 5721181 (1998-02-01), Sehgal et al.
Derwent WPI Abstract of SU 416321, Aug. 1974.
Derwent WPI Abstract of SU 948919, Aug. 1982.
Derwent WPI Abstract of GB 1261873, Apr. 1972.

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