FIBER HAVING NON-UNIFORM COMPOSITION AND METHOD FOR MAKING SAME
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United States of America Patent
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Issued Date -
Nov 18, 2010
app pub date -
May 14, 2010
filing date -
May 15, 2009
priority date (Note) -
Abandoned
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Abstract
A fiber having a non-uniform composition is disclosed. The fiber includes a first domain having a first composition and a second domain having a second composition different from the first composition. The fiber includes an interphase region intermediate the first and second domains that includes a blend of the first and second compositions to provide a gradual transition from the first domain composition to the second domain composition. A method for making such fibers is also disclosed.
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