Wide casting belt, method for manufacturing a wide film, and wide film
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United States of America Patent
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Jul 22, 2014
Grant Date -
May 24, 2012
app pub date -
Jun 4, 2009
filing date -
Jun 4, 2009
priority date (Note) -
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Abstract
The present invention relates to a wide casting belt, and more particularly, to a wide casting belt used for manufacturing a film in a gel state by casting dope used during the manufacture of a polarizing plate for a liquid crystal display, and an optical compensation film, etc. The present invention also relates to a method for manufacturing a wide film using the wide casting belt, and to a wide film manufactured with said wide casting belt.
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