Patents by Inventor Jean-Fabien Capsal

Jean-Fabien Capsal 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).

  • Composition based on electroactive terpolymer
    Patent number: 10626285
    Abstract: The invention relates to a composition comprising at least one electroactive fluorinated terpolymer, and at least one second polymer compatible with the electroactive fluorinated terpolymer and having a glass transition temperature lower than that of the electroactive fluorinated terpolymer. The invention also relates to a method for producing said composition, and to a device such as an actuator comprising a substrate and a film of the above-mentioned composition.
    Type: Grant
    Filed: January 11, 2016
    Date of Patent: April 21, 2020
    Assignees: ARKEMA FRANCE, INSTITUT NATIONAL DES SCIENCES APPLIQUEES DE LYON
    Inventors: Fabrice Domingues Dos Santos, Thierry Lannuzel, Jean-Fabien Capsal, Pierre-Jean Cottinet, Jeremy Galineau, Minh-Quyen Le
  • Method for manufacturing composite material polarizable under the action of a weak electric field
    Patent number: 10131765
    Abstract: The present invention relates to a composite (13), characterized in that it comprises: at least one ferroelectric organic polymer with relaxation properties, and at least one phthalate-based plasticizer.
    Type: Grant
    Filed: April 18, 2014
    Date of Patent: November 20, 2018
    Assignee: INSTITUT NATIONAL DES SCIENCES APPLIQUEES DE LYON
    Inventors: Jean-Fabien Capsal, Jeremy Galineau, Pierre-Jean Cottinet, Mickael Lallart, Daniel Guyomar
  • COMPOSITION BASED ON ELECTROACTIVE TERPOLYMER
    Publication number: 20170355870
    Abstract: The invention relates to a composition comprising at least one electroactive fluorinated terpolymer, and at least one second polymer compatible with the electroactive fluorinated terpolymer and having a glass transition temperature lower than that of the electroactive fluorinated terpolymer. The invention also relates to a method for producing said composition, and to a device such as an actuator comprising a substrate and a film of the above-mentioned composition.
    Type: Application
    Filed: January 11, 2016
    Publication date: December 14, 2017
    Applicants: ARKEMA FRANCE, INSTITUT NATIONAL DES SCIENCES APPLIQUEES DE LYON
    Inventors: Fabrice DOMINGUES DOS SANTOS, Thierry LANNUZEL, Jean-Fabien CAPSAL, Pierre-Jean COTTINET, Jeremy GALINEAU, Minh-Quyen LE
  • METHOD FOR MANUFACTURING COMPOSITE MATERIAL POLARIZABLE UNDER THE ACTION OF A WEAK ELECTRIC FIELD
    Publication number: 20160145414
    Abstract: The present invention relates to a composite (13), characterized in that it comprises: at least one ferroelectric organic polymer with relaxation properties, and at least one phthalate-based plasticizer.
    Type: Application
    Filed: April 18, 2014
    Publication date: May 26, 2016
    Inventors: Jean-Fabien Capsal, Jeremy Galineau, Pierre-Jean Cottinet, Mickael Lallart, Daniel Guyomar
  • Piezoelectric and/or pyroelectric composite solid material, method for obtaining same and use of such a material
    Patent number: 8877085
    Abstract: A piezoelectric and/or pyroelectric composite solid hybrid material, includes: a solid dielectric matrix, a filler of at least one inorganic piezoelectric and/or pyroelectric material, wherein the filler includes filiform nanoparticles distributed throughout the volume of the solid dielectric matrix with an amount by volume of less than 50%, and in that the main directions of elongation of the filiform nanoparticles of the inorganic filler distributed in the dielectric matrix have a substantially isotropic distribution in the solid dielectric matrix.
    Type: Grant
    Filed: December 3, 2010
    Date of Patent: November 4, 2014
    Assignee: Universite Paul Sabatier Toulouse III
    Inventors: Jean-Fabien Capsal, Charlotte David, Eric Dantras, Colette Lacabanne
  • PIEZOELECTRIC AND/OR PYROELECTRIC COMPOSITE SOLID MATERIAL, METHOD FOR OBTAINING SAME AND USE OF SUCH A MATERIAL
    Publication number: 20120267563
    Abstract: A piezoelectric and/or pyroelectric composite solid hybrid material, includes: a solid dielectric matrix, a filler of at least one inorganic piezoelectric and/or pyroelectric material, wherein the filler includes filiform nanoparticles distributed throughout the volume of the solid dielectric matrix with an amount by volume of less than 50%, and in that the main directions of elongation of the filiform nanoparticles of the inorganic filler distributed in the dielectric matrix have a substantially isotropic distribution in the solid dielectric matrix.
    Type: Application
    Filed: December 3, 2010
    Publication date: October 25, 2012
    Applicant: UNIVERSITE PAUL SABATIER TOULOUSE III
    Inventors: Jean-Fabien Capsal, Charlotte David, Eric Dantras, Colette Lacabanne