A CHITOSAN SOLUTION AND METHOD OF PREPARING THE SAME

摘要

The present invention provides a chitosan solution having a high chitosan concentration. The chitosan concentration in the chitosan solution may be > 5 wt %. The chitosan concentration in the chitosan solution may be 8-20 wt %. The chitosan solution may be a chitosan dope solution. The present invention also provides a method of preparing the chitosan solution, wherein the method comprises the steps of: (i) mixing chitosan and at least one solvent to form a mixture; and evaporating the mixture to form a chitosan solution. The solvent may be an acidic solvent.