Patents by Inventor Edward T. Vielhaber

Edward T. Vielhaber 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).

  • Extrudable compounded polyvinyl chloride
    Patent number: 4072790
    Abstract: An extrudable compounded polyvinyl chloride and a method for its preparation which comprises a free-flowing particulate mixture of polyvinyl chloride, selected plasticizer, silica pigment, selected heat stabilizer, selected chelator, lubricant, selected surfactant and selected slip-antiblock agent. The compounded polyvinyl chloride uniquely has, as an extruded film, anti-moisture fogging and oxygen transmissive properties suitable for packaging meat, yet can be used in high speed packaging machines.
    Type: Grant
    Filed: June 16, 1976
    Date of Patent: February 7, 1978
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Mark D. Creekmore, Edward T. Vielhaber, Russell P. Carter, Jr.