Rare Earth Frits For Fluorescence And Methods For Laser Marking Applications
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United States of America Patent
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Oct 5, 2023
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Apr 30, 2021
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Apr 30, 2021
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Abstract
Fluorescent rare earth glass frits are suitable for laser marking. A marking composition including fluorescent glass frits is disclosed that is capable of emitting fluorescence under irradiation of ultraviolet rays. A method of forming marks or indicia on a substrate using the fluorescent rare earth glass frits is also disclosed.
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