Patents Assigned to Directa Textile Solutions S.r.L.
  • Polyurethane film comprising graphene and preparation process thereof
    Patent number: 11512175
    Abstract: A polyurethane film comprising a polyurethane resin and graphene, wherein the graphene is present in an amount of 1 to 30% by weight on the total weight of the film and consists of graphene nano-platelets, wherein at least 90% has a lateral dimension (x, y) of 50 to 50000 nm and a thickness (z) of 0.34 to 50 nm, wherein the lateral dimension is always greater than the thickness (x, y>z), wherein the C/O ratio is ?100:1, and a preparation process thereof.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: November 29, 2022
    Assignee: Directa Textile Solutions S.r.L.
    Inventors: Laura Giorgia Rizzi, Aldo Ciarleglio, Giulio Giuseppe Cesareo, Ambrogio Donghi