Ultraviolet ray absorbing colored glass

Details Ultraviolet ray absorbing colored glass Ultraviolet ray absorbing colored glass

1997-02-12

1998-06-09

Group, Karl

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 70, 501 71, C03C 3095, C03C 3087

Patent

active

057633428

ABSTRACT:
Ultraviolet ray absorbing colored glass, which comprises 100 parts by weight of soda lime silicate glass as a base component and coloring components consisting essentially of from 0.12 to 0.7 part by weight of total iron as calculated as Fe.sub.2 O.sub.3, from 0.2 to 2.0 parts by weight of total cerium as calculated as CeO.sub.2, from 1.0 to 2.5 parts by weight of total titanium as calculated as TiO.sub.2, from 0 to 0.01 part by weight of CoO and from 0.0001 to 0.02 part by weight of Se, and which has an ultraviolet ray transmittance of at most 10%, as stipulated in ISO-9050 and as calculated as of a thickness of 5 mm, whereby the dominant wavelength measured by illuminant C is within a range of from 565 to 600 nm.

REFERENCES:
patent: 5318931 (1994-06-01), Nakaguchi et al.
patent: 5344798 (1994-09-01), Morimoto et al.
patent: 5364820 (1994-11-01), Morimoto et al.
patent: 5380685 (1995-01-01), Morimoto et al.
patent: 5558942 (1996-09-01), Itoh et al.
patent: 5593929 (1997-01-01), Krumwiede et al.
Patent Abstracts of Japan, vol. 95, No. 003, Itou Mizuki, et al "Ultraviolet-Absorbing Colored Glass", Dec. 20, 1994.

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