Ultraviolet ray-absorbing, colorless and transparent soda-lime-silica glass
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United States of America Patent
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Apr 12, 2005
Grant Date -
Jul 31, 2003
app pub date -
Sep 13, 2002
filing date -
Mar 14, 2000
priority date (Note) -
Expired
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Abstract
An ultraviolet ray-absorbing, colorless and transparent soda-lime-silica glass is disclosed, which glass is prepared by irradiating a cerium containing soda-lime-silica glass with light having wavelengths in far- to near-ultraviolet region and thereby reducing transmittance to light with wavelengths in the region of 300-400 nm.
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