Fiber having increased filament separation and method of making same
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United States of America Patent
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Mar 25, 2008
Grant Date -
Mar 9, 2006
app pub date -
Sep 8, 2004
filing date -
Sep 8, 2004
priority date (Note) -
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Abstract
A flock material exhibiting an increased degree of filament separation prepared by cutting a fluoropolymer or carbon fiber yarn into lengths, introducing mechanical energy into the lengths in order to cause the lengths to separate into single-filaments fibers and removing or classifying at least a portion of the single-filament fibers from the lengths in order to obtain a flock having a particular fraction of single-filament, fluoropolymer or carbon fibers.
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