Aluminoborosilicate glass

Details Aluminoborosilicate glass Aluminoborosilicate glass

2007-03-28

2008-12-30

Lorengo, Jerry (Department: 1793)

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

C501S070000

Reexamination Certificate

active

07470642

ABSTRACT:
An aluminoborosilicate glass having a density less than 2.40 g/cm3and a specific modulus of elasticity greater than 30 GPa·cm3·g−1is disclosed that comprises the following components (in wt. %): SiO258-70, Al2O312-20, B2O35-15, MgO 0-9, CaO 2-12, BaO 0, 1-5, SnO20-1, As2O30-2, the glass, apart from random impurities, being free of SrO and free of alkali oxides. The glass is particularly suitable as a substrate glass for LCD displays, for example.

REFERENCES:
patent: 6537937 (2003-03-01), Nishizawa et al.
patent: 2002/0032117 (2002-03-01), Peuchert et al.
patent: 2002/0183188 (2002-12-01), Peuchert
patent: 100 00 836 (2001-07-01), None
patent: 100 64 804 (2002-07-01), None
patent: WO 02/060831 (2002-08-01), None

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