Blue sodiocalcic glass
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United States of America Patent
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Mar 21, 2006
Issued Date -
N/A
app pub date -
Feb 10, 2004
filing date -
Feb 24, 1999
priority date (Note) -
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Abstract
The invention relates to blue colored sodiocalcic glass. It contains 0.15 to 1.1 wt. % Fe2O3, has a redox that does not exceed 45%, exhibits a dominant wavelength (λD) in the range of 490 and 493 nm and a luminous transmission (TLA4) in addition to an excitation purity (P) satisfying the relation P>-0.3×TLA4+24.5. The inventive glass is particularly suitable for windscreens, side windows and rear-window defoggers in motor vehicles and glazing in buildings.
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