US Patent 11904584 Insulation panel

An insulation panel has a top barrier, a bottom barrier, and an insulation core layer disposed between to the top and bottom barriers. The insulation core layer includes a plurality of discrete hydrated compressed puffed polysaccharide particulates that are mechanically and/or chemically adhered to one another and to the top and bottom barriers. The plurality of discrete particulates defines a plurality of voids within the core layer.