Patents by Inventor Béatrice LEDESERT

Béatrice LEDESERT 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).

  • PHASE-CHANGE MATERIAL FOR STORING THERMAL ENERGY, MANUFACTURING METHOD AND USES OF SUCH A MATERIAL
    Publication number: 20190177224
    Abstract: A method for synthesizing a solid-solid organic phase-change material made of polyurethane, said method comprising: a step (i) of mixing and reacting a liquid polyethylene glycol, a crosslinking agent and a liquid polyisocyanate, by mechanical agitation, at a first controlled temperature, in an enclosure in order to obtain the liquid polyurethane, a step (ii) of curing the liquid polyurethane at a second controlled temperature in order to solidify the polyurethane, the mixing of step (i) being carried out in the absence of solvent.
    Type: Application
    Filed: May 12, 2017
    Publication date: June 13, 2019
    Applicant: UNIVERSITE CERGY-PONTOISE
    Inventors: Thibault HARLE, Béatrice LEDESERT, Tran Minh Giao NGUYEN, Ronan HEBERT, Yannick MELINGE