Patents by Inventor Moncef Helioui

Moncef Helioui 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).

  • Polychlorophosphazenes and process for their preparation
    Patent number: 4544536
    Abstract: The present invention relates to novel polychlorophosphazenes and to the process for their preparation.These polychlorophosphazenes of the general formula:Cl.sub.2 (O)P[NPCl.sub.2 ].sub.n Clare prepared by the polycondensation of P trichloro-N dichlorophosphoryl-monophosphazene with the controlled release of POCl.sub.3 according to the equation: ##STR1## The novel polychlorophosphazenes so obtained are useful as antiflame materials, as coatings, as fertilizers, etc.
    Type: Grant
    Filed: March 21, 1983
    Date of Patent: October 1, 1985
    Assignee: Institut Mondial du Phosphate
    Inventors: Roger De Jaeger, Moncef Helioui, Emile Puskaric
  • Novel polychlorophosphazenes and process for their preparation
    Patent number: 4377558
    Abstract: The present invention relates to novel polychlorophosphazenes and to the process for their preparation.These polychlorophosphazenes of the general formula:Cl.sub.2 (O) P [NPCl.sub.2 ].sub.n Clare prepared by the polycondensation of P trichloro-N dichlorophosphoryl-monophosphazene with the controlled release of POCl.sub.3 according to the equation: ##STR1## The novel polychlorophosphazenes so obtained are useful as antiflame materials, as coatings, as fertilizers, etc. . . .
    Type: Grant
    Filed: September 15, 1980
    Date of Patent: March 22, 1983
    Assignee: Institut Mondial du Phosphate
    Inventors: Roger De Jaeger, Moncef Helioui, Emile Puskaric