Method and Apparatus for Making an Improved High Surface Area Fiber
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United States of America Patent
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app pub date -
Jan 27, 2012
filing date -
Nov 3, 2006
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Abandoned
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Abstract
The present invention is directed to a high surface area fiber and method for making the same. The fiber includes a co-extruded internal fiber and an external sheath that is washed with a solvent to remove the dissolvable external sheath, the resulting fiber having a longitudinal axis and a cross-section, the cross-section having a middle region and projections extending from the middle region.
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