Carboxyl functionalised alternan

摘要

Functionalized alternan polysaccharide comprising carboxy groups as functional groups, is claimed. An independent claim is also included for functionalizing the alternan polysaccharide with carboxy groups, comprising reacting the alternan polysaccharide in a liquid reaction medium which comprises water or an alcohol, with a functionalization agent which comprises a carboxy group, with the addition of an alkaline component.