Patents by Inventor Kazimiera D. Tomeczek

Kazimiera D. Tomeczek 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).

  • Method of metallizing a phosphor screen
    Patent number: 4327123
    Abstract: A method of metallizing a phosphor screen including the steps of coating the phosphor screen with an aqueous emulsion containing an acrylic copolymer, drying the coating and depositing a metal layer on the dry coating, the copolymer consists essentially of about34 to 80 weight percent of one member of the group consisting of methyl methacrylate and ethyl methacrylate,20 to 60 weight percent ethyl acrylate and1 to 14 weight percent methacrylic acid.The emulsion may contain minor amounts of (a) colloidal silica, (b) water-soluble polymer and/or (c) dispersing agent.
    Type: Grant
    Filed: February 20, 1981
    Date of Patent: April 27, 1982
    Assignee: RCA Corporation
    Inventors: Aaron W. Levine, Kazimiera D. Tomeczek, Stanley A. Harper