Patents Assigned to Le Groupe Lysac Inc.
  • Starch network as absorbent or superabsorbent materials and their preparation by extrusion
    Publication number: 20070179291
    Abstract: The present invention relates an absorbent material consisting of a molecular network of starch molecules, the starch molecules comprising an amylopectin content of at least 90% (w/w). The molecular network can either be comprised of self-entangled starches or cross-linked starches.
    Type: Application
    Filed: March 26, 2004
    Publication date: August 2, 2007
    Applicant: LE GROUPE LYSAC, INC.
    Inventors: Claude Thibodeau, David Bergern, Isabelle Bolduc, Claude Couture, Nicolas Nourry
  • Polysaccharide phyllosilicate absorbent or superabsorbent nanocomposite materials
    Publication number: 20050214541
    Abstract: The present invention relates to an absorbent or a superabsorbent nanocomposite material comprising a polysaccharide and a phyllosilicate. The polysaccharide component can be a biodegradable polysaccharide that is a self-entangled glass-like polysaccharide or a crosslinked polysaccharide. The phyllosilicate component can be an exfoliation or a semi-exfoliation clay.
    Type: Application
    Filed: September 29, 2004
    Publication date: September 29, 2005
    Applicant: Le Groupe Lysac Inc.
    Inventors: Mohammed Berrada, Stephane Chevigny, Claude Thibodeau