Patents by Inventor Magaly Caravanier-Caillon

Magaly Caravanier-Caillon 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).

  • Process for preparing proton-conducting clay particles and composite material comprising such particles
    Patent number: 8562728
    Abstract: The invention relates to a process for preparing proton-conducting clay particles, successively comprising the following steps: a) a step of activating a clay powder, comprising a step in which the said powder is subjected to a gas plasma; b) a grafting step comprising a step of placing the activated powder obtained from step a) in contact with a solution comprising at least one compound comprising at least one group chosen from —PO3H2, —CO2H and —SO3H and salts thereof and comprising at least one group capable of grafting onto the surface of the said powder. Use of these particles for the manufacture of fuel cell membranes.
    Type: Grant
    Filed: April 15, 2005
    Date of Patent: October 22, 2013
    Assignee: Commissariat a l'Energie Atomique
    Inventors: Hervé Galiano, Magaly Caravanier-Caillon, Philippe Bebin, Patrick Hourquebie, Faïza Bergaya, Fabienne Poncin Epaillard, Fabrice Lafleche
  • Process for Preparing Proton-Conducting Clay Particles and Composite Material Comprising Such Particles
    Publication number: 20080102339
    Abstract: The invention relates to a process for preparing proton-conducting clay particles, successively comprising the following steps: a) a step of activating a clay powder, comprising a step in which the said powder is subjected to a gas plasma; b) a grafting step comprising a step of placing the activated powder obtained from step a) in contact with a solution comprising at least one compound comprising at least one group chosen from —PO3H2, —CO2H and —SO3H and salts thereof and comprising at least one group capable of grafting onto the surface of the said powder. Use of these particles for the manufacture of fuel cell membranes.
    Type: Application
    Filed: April 15, 2005
    Publication date: May 1, 2008
    Inventors: Herve Galiano, Magaly Caravanier-Caillon, Philippe Bebin, Patrick Hourquebie, Faiza Bergaya, Fabienne Poncin Epaillard, Fabrice Lafleche