Glass plate for substrate

Details Glass plate for substrate Glass plate for substrate

2011-05-31

2011-05-31

Group, Karl E (Department: 1731)

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

C501S066000

Reexamination Certificate

active

07951734

ABSTRACT:
A glass plate for a substrate, which contains no B2O3, and which can be as a glass plate for an LCD panel, which comprises, as a glass matrix composition as represented by mass % based on oxide of SiO2: 68 to 80, Al2O3: 0.1 to 5, MgO: 9.5 to 12, CaO+SrO+BaO: 0 to 2, and Na2O+K2O 6 to 14, and which has a density of at most 2.45 g/cm3, an average coefficient of thermal expansion from 50 to 350° C. of at most 75×10−7/° C., a glass transition point of at least 600° C. and a brittleness of at most 6.5 μm−1/2.

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