Patents by Inventor Mark A. Jachym

Mark A. Jachym 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).

  • Radiation-resistant vinyl halide resin compositions and a process for their production
    Patent number: 4726928
    Abstract: Resinous compositions that are stabilized against the deteriorative effect of gamma and other ionizing radiation comprises a vinyl halide resin, from 2% to 4% by weight, based on the weight of the vinyl halide resin, of an organotin mercaptoacid ester, and an epoxy compound in the amount of from 3 parts to 5 parts by weight of the epoxy compound per part by weight of the organotin mercaptoacid ester.The stabilized vinyl halide resin compositions can be used in the aseptic packaging of foods and other perishable materials.
    Type: Grant
    Filed: April 18, 1986
    Date of Patent: February 23, 1988
    Assignee: American Hoechst Corporation
    Inventors: Adam J. Ejk, Mark A. Jachym