Patents by Inventor Leonard A. Fabrizio

Leonard A. Fabrizio 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).

  • Polyvinyl chloride compositions
    Patent number: 4081413
    Abstract: Polyvinyl chloride compositions comprising per 100 parts by weight of polyvinyl chloride, about 0.7 to 14 parts of a polyvinyl chloride plasticizer, about 4 to 25 parts of an impact-modifier, about 1 to 3 parts of a processing aid, and about 1 to 3 parts of at least one lubricant. The compositions are preferably stabilized with a total of about 6 and 9 parts of stabilizer and stabilizer booster combination. The compositions are formable with finger pressure at temperatures above a minimum forming temperature for each specific composition. Said minimum forming temperature is preferably between about 120.degree. F and 160.degree. F.
    Type: Grant
    Filed: December 29, 1975
    Date of Patent: March 28, 1978
    Assignee: Hooker Chemicals & Plastics Corporation
    Inventors: Axel W. Tybus, Leonard A. Fabrizio