PARTICLES FORMED FROM A POLYELECTROLYTE COMPLEX OF CHITOSAN AND ANIONIC POLYSACCHARIDE HAVING IMPROVED STABILITY

摘要

The present invention relates to positively charged particles of a polyelectrolyte complex of chitosan and an anionic polymer characterized in that chitosan has a degree of acetylation (DA) in the range of 35 to 49% and a mass molar weight average Mw belonging to the range of 55 to 150 kg / mol, and their method of preparation.