Filled polyimide films and coverlays comprising such films
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United States of America Patent
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Mar 11, 2014
Grant Date -
Jun 7, 2012
app pub date -
Dec 7, 2010
filing date -
Dec 7, 2010
priority date (Note) -
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Abstract
The present disclosure relates generally to filled polyimides that can be used in films and articles comprising the films. The films are useful in coverlay applications and have advantageous optical properties. The present disclosure also relates to blends of polyimide precursor, polyacrylonitrile, and cellulosic polymer which can be used to obtain the filled polyimides.
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