PARTICLES CONSISTING OF A CHITOSAN POLYELECTROLYTE COMPLEX AND OF AN ANIONIC POLYSACCHARIDE, AND HAVING IMPROVED STABILITY
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United States of America Patent
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Issued Date -
Aug 22, 2013
app pub date -
Jul 26, 2011
filing date -
Jul 30, 2010
priority date (Note) -
Abandoned
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Abstract
The present invention relates to positively charged particles consisting of a chitosan polyelectrolyte complex and of an anionic polymer, characterized in that the chitosan has a degree of acetylation (DA) in the range of 35 to 49% and a mean molar mass by weight (Mw) in the range of 55 to 150 kg/mol, as well as to a method for preparing same.
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