A method for the production of thermoplastic chitosan derivatives, thermoplastic chitosan derivative, shaped bodies, from it and applications

摘要

A method for the production of thermoplastic chitosan derivatives, wherein the chitosan with at least one organic carboxylic acid having at least two acid functionalities, a thereof derived acid anhydride, acid halide and / or mixtures thereof is reacted,characterized by the,that in addition at least one crosslinking agent, selected from the group consisting ofa) organic alcohols with at least two alcohol functionalities,b) metal salts,c) mixtures of a) and b) is added.