Förfarande för företring av stärkelse

摘要

The invention relates to a method for preparing a starch ether. The method comprises mixing cellulose with an ionic liquid solvent to dissolve the starch, and then treating the dissolved starch with an etherifying agent in the presence of a base to form a starch ether, and subsequently separating the starch ether from the solution, wherein both the dissolution and the etherification are carried out in the substantial absence of water.