Patents Assigned to GROUP LYSAC INC./LYSAC GROUP INC.
  • Crosslinked polysaccharide, obtained by crosslinking with substituted polyethylene glycol, as superabsorbant
    Publication number: 20030027787
    Abstract: New crosslinked polysaccharides useful as absorbents or superabsorbents alone or in a mixture are obtained by reacting polysaccharides (preferably containing carboxylates groups) with at least one crosslinker selected in the group constituted by activated polyethylene glycols such as for example halogenated (Cl, Br, I), mesylated, tosylated, or triflated activated polyethylene glycols.
    Type: Application
    Filed: November 9, 2001
    Publication date: February 6, 2003
    Applicant: GROUP LYSAC INC./LYSAC GROUP INC.
    Inventors: Claude Couture, David Bergeron, Frederic Picard