Low expansion glass filler, method of manufacturing the same and glass frit including the same
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United States of America Patent
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May 23, 2017
Grant Date -
Apr 24, 2014
app pub date -
Oct 21, 2013
filing date -
Oct 23, 2012
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Abstract
A low expansion glass filler which minimizes reflection of laser light during hermetic sealing, a method of manufacturing the same and a glass frit including the same. The low expansion glass filler includes SiO2, Al2O3, B2O3 and CaCO3, the transmittance of the low expansion glass filler being 80% or greater at a wavelength ranging from 630 to 920 nm.
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