Patents by Inventor Yuan Cuiming

Yuan Cuiming 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).

  • Star-and tree-shaped branched polymers having flame-retardant properties
    Patent number: 9822308
    Abstract: Disclosed are polymers with a complex branched structure (star- or tree-shaped) obtainable by polymerizing a bifunctional type AB monomer and/or type AA+BB monomers in the presence of: a) one or more polyamine and/or a polyacid and/or a polyalcohol and/or more generally a compound (such as POSS) having at least three functional groups such as amino, carboxylic acid or hydroxyl functions; b) one or more phosphorus containing molecules reacting with only one reactive group during the polymerization; c) optionally one or more organic acid and/or an amine and/or an alcohol having one or two functional groups.
    Type: Grant
    Filed: December 14, 2011
    Date of Patent: November 21, 2017
    Assignee: UNIVERSITA' DEGLI STUDI DI MILANO
    Inventors: Giuseppe Di Silvestro, Yuan Cuiming, Marco Ortenzi, Hermes Farina, Tommaso Lugato, Luca Basilissi
  • STAR-AND TREE-SHAPED BRANCHED POLYMERS HAVING FLAME-RETARDANT PROPERTIES
    Publication number: 20130281654
    Abstract: Disclosed are polymers with a complex branched structure (star- or tree-shaped) obtainable by polymerizing a bifunctional type AB monomer and/or type AA+BB monomers in the presence of: a) one or more polyamine and/or a polyacid and/or a polyalcohol and/or more generally a compound (such as POSS) having at least three functional groups such as amino, carboxylic acid or hydroxyl functions; b) one or more phosphorus containing molecules reacting with only one reactive group during the polymerization; c) optionally one or more organic acid and/or an amine and/or an alcohol having one or two functional groups.
    Type: Application
    Filed: December 14, 2011
    Publication date: October 24, 2013
    Applicant: UNIVERSITA' DEGLI STUDI DI MILANO
    Inventors: Giuseppe Di Silvestro, Yuan Cuiming, Marco Ortenzi, Hermes Farina, Tommaso Lugato, Luca Basilissi