Patents by Inventor Catherine Bluteau

Catherine Bluteau 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).

  • Patent number: 10125243
    Abstract: A composite material containing a polymer composition and a very low concentration of carbon nanofillers, in particular carbon nanotubes, having improved mechanical properties. The method for producing said composite material and to the different uses thereof. The use of carbon nanofillers at a concentration of between 0.1 ppm and 99 ppm in order to improve mechanical properties, in particular the tensile properties of a polymer matrix encasing at least one polymer selected from a thermoplastic polymer alone or mixed with an elastomer resin base, while facilitating the shaping thereof into composite parts using any suitable technique, in particular injection, extrusion, compression or molding, and while improving the electrostatic dissipation capability thereof.
    Type: Grant
    Filed: June 3, 2013
    Date of Patent: November 13, 2018
    Assignee: ARKEMA FRANCE
    Inventors: Alexander Korzhenko, Patrick Delprat, Catherine Bluteau, Andriy Tymoshenko, Anatolly Goryachkin, Dmitry Zakharov
  • Patent number: 9896611
    Abstract: An oil-based masterbatch in the form of granules containing carbon nanotubes. Also, a method for preparing an oil-based masterbatch in the form of granules containing carbon nanotubes. Also, the use of an oil-based masterbatch in the form of granules containing carbon nanotubes for manufacturing an aqueous or organic viscoelastic fluid, intended for drilling in underground formations.
    Type: Grant
    Filed: September 23, 2010
    Date of Patent: February 20, 2018
    Assignee: ARKEMA FRANCE
    Inventors: Alexander Korzhenko, Mickael Havel, Catherine Bluteau
  • Patent number: 9896564
    Abstract: The use of very low concentrations of carbon nanofillers selected from among carbon nanotubes, carbon nanofibers, graphene or a mixture of same in any proportions, in order to improve resistance to ageing, in particular protection against ultraviolet (UV) light, of a composite material based on a polymer matrix. A composite product comprising a composite material, the composite material stabilized with respect to UV light using a content of between 1 ppm and 0.1% by weight, of carbon-based nanofillers chosen from carbon nanotubes, carbon nanofibers, graphene or a mixture of these in all proportions, wherein the composite product is selected from yarns, films, tubes, fibers, and nonwovens.
    Type: Grant
    Filed: June 3, 2013
    Date of Patent: February 20, 2018
    Assignee: ARKEMA FRANCE
    Inventors: Alexander Korzhenko, Patrick Delprat, Catherine Bluteau, Andriy Tymoshenko, Anatoliy Goryachkin, Dmitry Zakharov
  • Publication number: 20160215197
    Abstract: An oil-based masterbatch in the form of granules containing carbon nanotubes. Also, a method for preparing an oil-based masterbatch in the form of granules containing carbon nanotubes. Also, the use of an oil-based masterbatch in the form of granules containing carbon nanotubes for manufacturing an aqueous or organic viscoelastic fluid, intended for drilling in underground formations.
    Type: Application
    Filed: March 31, 2016
    Publication date: July 28, 2016
    Applicant: ARKEMA FRANCE
    Inventors: Alexander KORZHENKO, Mickael HAVEL, Catherine BLUTEAU
  • Publication number: 20150147506
    Abstract: A composite material containing a polymer composition and a very low concentration of carbon nanofillers, in particular carbon nanotubes, having improved mechanical properties. The method for producing said composite material and to the different uses thereof. The use of carbon nanofillers at a concentration of between 0.1 ppm and 99 ppm in order to improve mechanical properties, in particular the tensile properties of a polymer matrix encasing at least one polymer selected from a thermoplastic polymer alone or mixed with an elastomer resin base, while facilitating the shaping thereof into composite parts using any suitable technique, in particular injection, extrusion, compression or moulding, and while improving the electrostatic dissipation capability thereof.
    Type: Application
    Filed: June 3, 2013
    Publication date: May 28, 2015
    Inventors: Alexander Korzhenko, Patrick Delprat, Catherine Bluteau, Andriy Tymoshenko, Anatolly Goryachkin, Dmitry Zakharov
  • Publication number: 20150118430
    Abstract: The use of very low concentrations of carbon nanofillers selected from among carbon nanotubes, carbon nanofibres, graphene or a mixture of same in any proportions, in order to improve resistance to ageing, in particular protection against ultraviolet (UV) light, of a composite material based on a polymer matrix. A composite product comprising a composite material, the composite material stabilized with respect to UV light using a content of between 1 ppm and 0.1% by weight, of carbon-based nanofillers chosen from carbon nanotubes, carbon nanofibres, graphene or a mixture of these in all proportions, wherein the composite product is selected from yarns, films, tubes, fibres, and nonwovens.
    Type: Application
    Filed: June 3, 2013
    Publication date: April 30, 2015
    Applicant: Arkema France
    Inventors: Alexander Korzhenko, Patrucj Delprat, Catherine Bluteau, Andriy Tyomshenko, Anatoliy Goryachkin, Dmitry Zakharov
  • Publication number: 20140018469
    Abstract: A composite material including, in a polymeric composition, carbon nanotubes combined with particles having an elastomeric core and at least one thermoplastic shell. The composite material including, in a polymer composition, carbon nanotubes associated, so as to form aggregations of less than 30 ?m, with particles having a core made of totally or partially crosslinked elastomer and at least one thermoplastic shell, in a weight ratio of the particles of core-shell structure to the nanotubes of between 0.5:1 and 2.5:1. Also, a method for preparing said material, as well as to the use thereof for imparting various properties to polymeric matrices.
    Type: Application
    Filed: March 29, 2012
    Publication date: January 16, 2014
    Applicant: ARKEMA FRANCE
    Inventors: Alexander Korzhenko, Patrick Delprat, Catherine Bluteau
  • Publication number: 20130009110
    Abstract: Methods for controlling and improving the conductivity of thermoplastic polymer composites containing CNTs or even for making these materials conductive when they are initially insulating. For example, methods including either injection moulding or extrusion at a temperature above the melting temperature of the polymer, or a subsequent heat treatment step of said composite obtained by injection moulding or extrusion.
    Type: Application
    Filed: July 6, 2012
    Publication date: January 10, 2013
    Applicant: Arkema France
    Inventors: Benoit BRULE, Nicolas Devaux, Patrick M. Piccione, Eric Gamache, Catherine Bluteau, Nour-Eddine El Bounia
  • Publication number: 20120277125
    Abstract: An oil-based masterbatch in the form of granules containing carbon nanotubes. Also, a method for preparing an oil-based masterbatch in the form of granules containing carbon nanotubes. Also, the use of an oil-based masterbatch in the form of granules containing carbon nanotubes for manufacturing an aqueous or organic viscoelastic fluid, intended for drilling in underground formations.
    Type: Application
    Filed: September 23, 2010
    Publication date: November 1, 2012
    Applicant: ARKEMA FRANCE
    Inventors: Alexander Korzhenko, Mickael Havel, Catherine Bluteau
  • Publication number: 20100201023
    Abstract: The invention relates to a method for producing a composite material, that comprises: a—preparing a carbon nanotube-based master mixture according to a method that comprises: mixing the carbon nanotubes in the form of a powder and at least one thermoplastic and/or elastomer polymer matrix in the form of a powder, the amount of carbon nanotubes representing from 2 to 30 wt % relative to the total weight of the powdery mixture; and implementing said mixture into an agglomerated solid physical form; and B—placing said master mixture into a thermoplastic and/or elastomer polymer mixture. The invention also relates to the use of the above master mixture for implementing said method.
    Type: Application
    Filed: September 19, 2008
    Publication date: August 12, 2010
    Applicant: ARKEMA FRANCE
    Inventors: Patrick Piccione, Catherine Bluteau, Benoit Brule, Alexander Korzhenko
  • Publication number: 20100084616
    Abstract: The invention relates to methods for controlling and improving the conductivity of thermoplastic polymer composites containing CNTs or even for making these materials conductive when they are initially insulating. The present invention relates to a conductive composite, based on a thermoplastic polymer and on carbon nanotubes (CNTs), and the methods for preparing said conductive composite, the methods comprising either injection moulding or extrusion at a temperature above the melting temperature of the polymer, or a subsequent heat treatment step of said composite obtained by injection moulding or extrusion.
    Type: Application
    Filed: October 1, 2007
    Publication date: April 8, 2010
    Applicant: Arkema France
    Inventors: Benoit Brule, Nicolas Devaux, Patrick M. Piccione, Eric Gamache, Catherine Bluteau, Nour-Eddine El Bounia