Cationic polysaccharide compositions
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Oct 25, 2005
Grant Date -
Oct 10, 2002
app pub date -
Jan 10, 2002
filing date -
Jan 10, 2001
priority date (Note) -
Expired
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Abstract
The invention provides a polycation composition comprising a polysaccharide chain having an amount of saccharide units ranging from 2 to 2000, at least one oligoamine directly grafted to said polysaccharide chain per each segment of 5 saccharide units, wherein said oligoamine is selected from the group consisting of a linear, branched and cyclic alkyl amine having at least two amino groups, and at least one further grafted group selected from the group consisting of a hydrophobic and an amphiphilic group directly grafted to said polysaccharide chain per each segment of 50 saccharide units, wherein said hydrophobic or amphiphilic group includes an aliphatic chain of at least 4 carbons atoms.
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