Method for reducing irregularities at the surface of a layer transferred from a source substrate to a glass-based support substrate
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United States of America Patent
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Feb 3, 2015
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Jun 20, 2011
filing date -
Jun 30, 2010
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Abstract
A method for reducing irregularities at a surface of a layer transferred from a source substrate to a glass-based support substrate, by generating a weakening zone in the source substrate; contacting the source substrate and the glass-based support substrate; and splitting the source substrate at the weakening zone; wherein the glass-based substrate has a thickness of between 300 μm and 600 μm.
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