Patents by Inventor Djillali FOUAL

Djillali FOUAL 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).

  • PIGMENT COMPOSITION COMPRISING SURFACE MODIFIED CALCIUM CARBONATE AND GROUND NATURAL CALCIUM CARBONATE
    Publication number: 20200079961
    Abstract: The present invention relates to an aqueous pigment composition comprising a blend of ground natural calcium carbonate (GNCC) and surface modified calcium carbonate (MCC) at a specific ratio and each having a specific particle size distribution. A process for producing the inventive pigment composition is also disclosed. The inventive pigment composition may be used in paints or coatings.
    Type: Application
    Filed: March 29, 2018
    Publication date: March 12, 2020
    Applicant: OMYA INTERNATIONAL AG
    Inventors: Dennis WERNER, Djillali FOUAL
  • Use of a polymeric emulsion for the surface treatment of particles of mineral matter
    Patent number: 9745475
    Abstract: The present invention relates to the use of a new polymeric aqueous emulsion for surface treating particles of mineral matter.
    Type: Grant
    Filed: March 12, 2014
    Date of Patent: August 29, 2017
    Assignees: COATEX, OMYA INTERNATIONAL AG
    Inventors: Denis Ruhlmann, Olivier Guerret, Jacques Mongoin, Joe McJunkins, Djillali Foual, Marc Feller, Samuel Rentsch
  • USE OF A POLYMERIC EMULSION FOR THE SURFACE TREATMENT OF PARTICLES OF MINERAL MATTER
    Publication number: 20160040014
    Abstract: The present invention relates to the use of a new polymeric aqueous emulsion for surface treating particles of mineral matter.
    Type: Application
    Filed: March 12, 2014
    Publication date: February 11, 2016
    Applicants: COATEX, OMYA INTERNATIONAL AG
    Inventors: Denis RUHLMANN, Olivier GUERRET, Jacques MONGOIN, Joe MCJUNKINS, Djillali FOUAL, Marc FELLER, Samuel RENTSCH