Process for preparing cellulose fibers
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 5, 2000
Grant Date -
N/A
app pub date -
Jun 25, 1999
filing date -
Jan 9, 1997
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A process for preparing fibers from an optically anisotropic solution containing either one of cellulose or cellulose derivatives by extruding the solution through a non-corroding spinneret and coagulating the resulting extrudates in a coagulant, the coagulant being a liquid which contains mostly water and to which cations have been added.
First Claim
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