ARTICLES HAVING EDGES WITH COMPRESSIVE RESIDUAL STRESS AND METHODS OF FORMING THE SAME
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United States of America
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Issued Date -
Feb 13, 2020
app pub date -
Jul 26, 2019
filing date -
Jul 26, 2019
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Abstract
Articles with at least one finished edge and methods and systems for forming the same are disclosed. A method of forming a glass article having at least one finished edge includes heating a substrate to a preparation temperature, the substrate having at least one unfinished edge, applying a laser to the at least one unfinished edge of the substrate, the laser causing a temperature of the at least one unfinished edge to increase from the preparation temperature to a finishing temperature, and reducing a power of the laser over a time period of at least about 10 seconds until the laser is deactivated, resulting in the glass article comprising the at least one finished edge.
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