METHOD FOR PRODUCING ACRYLIC FIBER
PROBLEM TO BE SOLVED: To efficiently produce a high-quality acrylic fiber hardly having fiber break, fluff, and unevenness of size. SOLUTION: This method for producing the acrylic fiber by extruding a spinning dope containing an acrylonitrile-based polymer into a spinning bath uses the spinning bath...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To efficiently produce a high-quality acrylic fiber hardly having fiber break, fluff, and unevenness of size. SOLUTION: This method for producing the acrylic fiber by extruding a spinning dope containing an acrylonitrile-based polymer into a spinning bath uses the spinning bath having pH 2-4 to provide the objective acrylic fiber hardly having the fiber break, the fluff and the unevenness of fineness. |
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