Alkali-free glass and flat panel display

Details Alkali-free glass and flat panel display Alkali-free glass and flat panel display

1996-06-27

1998-09-01

Group, Karl

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 69, 501 70, C03C 3091, C03C 3085

Patent

active

058011099

ABSTRACT:
An alkali-free glass consisting essentially of from 60 to 73 mol % of SiO.sub.2, from 5 to 16 mol % of Al.sub.2 O.sub.3, from 5 to 12 mol % of B.sub.2 O.sub.3, from 0 to 6 mol % of MgO, from 0 to 9 mol % of CaO, from 1 to 9 mol % of SrO, from 0 to less than 1 mol % of BaO, and from 7 to 18 mol % of MgO+CaO+SrO+BaO and having a strain point of at least 640.degree. C.

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patent: 5459109 (1995-10-01), Lapp
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patent: 5506180 (1996-04-01), Ponthieu
patent: 5508237 (1996-04-01), Moffatt et al.

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