Nonwoven batt with curved carbon fiber bundles
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United States of America Patent
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Jan 24, 2017
Grant Date -
Oct 31, 2013
app pub date -
Nov 3, 2011
filing date -
Nov 3, 2010
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Abstract
A nonwoven material is composed of a nonwoven batt of a plurality of bundles formed of carbon fibers. At least some of the bundles have a curved progression that includes a curved vertex area of a first curvature between the bundle ends and at least one bundle end area of a second curvature extending from said one bundle end to the vertex. The first curvature is greater than the second curvature, in particular it is greater by at least 50%.
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