Manufacturing process for chalcogenide glasses
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United States of America Patent
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May 20, 2014
Grant Date -
Sep 20, 2012
app pub date -
May 29, 2012
filing date -
Jul 25, 2008
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Abstract
The present invention is generally directed to a method of making chalcogenide glasses including holding the melt in a vertical furnace to promote homogenization and mixing; slow cooling the melt at less than 10° C. per minute; and sequentially quenching the melt from the top down in a controlled manner. Additionally, the present invention provides for the materials produced by such method. The present invention is also directed to a process for removing oxygen and hydrogen impurities from chalcogenide glass components using dynamic distillation.
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