Polycarboxylic based cross-linked copolymers
AssigneeSociete de Conseils de Recherches et d'Applications Scientifiques (S.C.R.A.S.)
InventorsNada Lambert, Denis Labarre, Hatem Fessi
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Abstract
A cross-linked copolymer based on at least one non-crosslinked polycarboxylic polysaccharide and at least one second non-crosslinked polycarboxylic polymer which is not a polycarboxylic polysaccharide and a cross-linking agent having at least two amine functions.
Claims21
A cross-linked copolymer formed by reacting at least one non-cross-linked polycarboxylic polysaccharide and at least one second non-cross-linked polycarboxylic polymer which is not a polycarboxylic polysaccharide in the presence of a cross-linking agent having at least two amine functions.
Dependencies are inferred from the claim text.