Patents by Inventor Jean-Claude Mendelsohn

Jean-Claude Mendelsohn 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).

  • Stabilization of vinyl halide polymers
    Patent number: 6919392
    Abstract: The heat and light stability imparted to vinyl halide polymers by metal compounds conventionally employed for this purpose is considerably improved by the presence of a mercapto ester such as 2-mercaptoethyl stearate. The esters can replace a substantial portion of the metal compound with no significant reduction in stability.
    Type: Grant
    Filed: April 20, 1992
    Date of Patent: July 19, 2005
    Assignee: Arkema Inc.
    Inventors: Jean-Yves Chenard, Jean-Claude Mendelsohn