Patents by Inventor Antonio Papa

Antonio Papa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240052160
    Abstract: The present invention provides self-extinguishing flexible polyurethane foams, reaction mixtures and methods for making them, wherein the foam forming reaction mixture comprises an isocyanate component of one or more aromatic polyisocyanate containing two or more aromatic or phenyl groups, and an aromatic phosphorus containing flame retardant, and, separately, a polyol component which is a mixture of one or more, first polyols and one or more high molecular weight polyols, and from 7.5 to 17.5 wt. %, based on the weight of the polyol component, of a brominated polyether flame retardant having a bromine content of from 30 to 40 wt. %, and having an average hydroxyl functionality of from 2.3 to 3.5, one or more catalysts, and one or more blowing agents. The flexible polyurethane foam has a gross density of from 200 to 280 g/l.
    Type: Application
    Filed: June 2, 2021
    Publication date: February 15, 2024
    Inventors: Antonio Papa, Giuliano Guidetti, Sabrina Fregni
  • Patent number: 11780949
    Abstract: Flexible polyurethane foams are characterized in having slow recovery times, low foam densities and very low compression sets. The foams are useful in human comfort applications such as pillows and mattresses.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: October 10, 2023
    Assignee: Dow Global Technologies LLC
    Inventors: Gianluca Casagrande, Federico La Terra, Antonio Papa
  • Publication number: 20220204678
    Abstract: Flexible polyurethane foams are characterized in having slow recovery times, low foam densities and very low compression sets. The foams are useful in human comfort applications such as pillows and mattresses.
    Type: Application
    Filed: April 20, 2020
    Publication date: June 30, 2022
    Inventors: Gianluca Casagrande, Federico La Terra, Antonio Papa