GLASS ROLL, AND METHOD OF MANUFACTURING GLASS ROLL
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United States of America Patent
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Issued Date -
Sep 8, 2011
app pub date -
Mar 2, 2011
filing date -
Mar 3, 2010
priority date (Note) -
Abandoned
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Abstract
To manufacture a roll body (glass roll) of the glass film, which is subjected to a tension application, and is free from looseness, without adversely affecting the formation of the glass film and causing a problem such as cracks, provided is a method of manufacturing a glass roll (1), including: forming a glass film (2) by a downdraw method; and winding the formed glass film (2) into a roll while superposing the glass film (2) on a protective sheet (3), in which the glass film (2) and the protective sheet (3) are wound while higher tension in a winding direction is applied to the protective sheet (3) than to the glass film.
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