Colored glass compositions

Details Colored glass compositions Colored glass compositions

1997-01-10

1998-07-14

Group, Karl

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 71, 501904, 501905, C03C 3087

Patent

active

057803722

ABSTRACT:
A moderate visible light transmitting soda-lime-silica glass of a blue green tint having, at a nominal 4 mm thickness, a visible light transmittance of about 10% to about 70%, and a direct solar heat transmittance of at least 5% less than the visible light transmittance. The soda-lime-silica glass composition includes the essential ingredients of about 1 to about 3 weight percent Fe.sub.2 O.sub.3, about 0.1 to about 1 weight percent TiO.sub.2, and about 0 to 500 ppm Co.sub.3 O.sub.4 with a ferrous iron to total iron content of about 10% to about 37% by weight.

REFERENCES:
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patent: 5112778 (1992-05-01), Cheng et al.
patent: 5240886 (1993-08-01), Gulotta et al.
patent: 5478783 (1995-12-01), Higby et al.
patent: 5521128 (1996-05-01), Jones et al.
patent: 5545596 (1996-08-01), Alvarez Casariego et al.
patent: 5582455 (1996-12-01), Casariego et al.
patent: 5593929 (1997-01-01), Krumwiede et al.
R.C. Knupp, D.F. Berger, "Effects of Iron in Ultraviolet Absorbing Green Glass" The Glass Industry, pp. 252-257, May 1966.

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