Process for preparation of semi-conducting polymer film containing beta crystalline phase of polyvinylidene fluoride
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United States of America Patent
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Jan 31, 2006
Grant Date -
Jun 16, 2005
app pub date -
Dec 10, 2003
filing date -
Dec 10, 2003
priority date (Note) -
Expired
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Abstract
The present invention provides a process for preparation of semi-conducting polymer film containing beta crystalline phase of polyvinylidene fluoride which have a large number of application in piezoelectric devices viz. electromechanical sensors, tactile sensors for robotics, touch sensitive switches etc, which can be made at low temperatures and at low electric fields and having low resistivity/semi-conducting range.
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