Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...
Patent
1995-10-12
1997-02-04
Bell, Mark L.
Compositions: ceramic
Ceramic compositions
Glass compositions, compositions containing glass other than...
501 69, C03C 3087
Patent
active
055997546
ABSTRACT:
A glass composition for a substrate consisting essentially of from 52 to 62 wt % of SiO.sub.2, from 5 to 12 wt % of Al.sub.2 O.sub.3, from 0 to 4 wt % of MgO, from 3 to 5.5 wt % of CaO, from 6 to 9 wt % of SrO, from 0 to 13 wt % of BaO, from 17 to 27 wt % of MgO+CaO+SrO+BaO, from 7 to 14 wt % of Li.sub.2 O+Na.sub.2 O+K.sub.2 O, from 0.2 to 6 wt % of ZrO.sub.2, and from 0 to 0.6 wt % of SO.sub.3.
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Chemical Abstracts, vol. 115, No. 4, Jul. 29, 1991, JP-A-00 340 933, Feb. 21, 1991.
Ito Setsuro
Kushitani Hideki
Maeda Kei
Nakao Yasumasa
Asahi Glass Company Ltd.
Bell Mark L.
Troilo Louis M.
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