Patents by Inventor Anthony David Hamer

Anthony David Hamer 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).

  • Phenol modified polymerization catalyst and polymerization process
    Patent number: 4065612
    Abstract: An improved chromate ester catalyst useful for preparing, at relatively low temperatures, ethylene polymers which have a relatively lower molecular weight and which are more stable against oxidation is prepared by treating a silica supported chromate ester first with a phenol compound and then with a strong reducing agent.
    Type: Grant
    Filed: March 30, 1976
    Date of Patent: December 27, 1977
    Assignee: Union Carbide Corporation
    Inventors: Anthony David Hamer, Frederick John Karol