Dissociable multicomponent fibers containing a polyacrylonitrile polymer component
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United States of America Patent
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Jun 24, 2003
Grant Date -
N/A
app pub date -
Dec 8, 1999
filing date -
Dec 8, 1999
priority date (Note) -
Expired
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Abstract
Disclosed are melt processable multicomponent fibers in which at least one component includes a polyacrylonitrile polymer and at least one component includes a fugitive polymer. The melt processable multicomponent fibers of the present invention may be separated into microfilaments formed entirely of polyacrylonitrile, suitable for the production of carbon and graphite fibers. The fibers of the present invention may be used in a variety of applications, including composites and filtration media.
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