Specialty pulp with high intrinsic viscosity

A method for making a specialty fiber by activating pulp in an alkaline aqueous medium, then reacting it a water-soluble, multi-functional reagent able to bridge neighboring cellulose chain within a single fiber. The resultant specialty cellulose fibers have high intrinsic viscosity and may be used...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Krzywanski Romuald, Hamed Othman A
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method for making a specialty fiber by activating pulp in an alkaline aqueous medium, then reacting it a water-soluble, multi-functional reagent able to bridge neighboring cellulose chain within a single fiber. The resultant specialty cellulose fibers have high intrinsic viscosity and may be used to make cellulose ethers, cellulose acetate, and viscose.