Patents Assigned to Kelleigh Corporation
  • Method and apparatus for brominating tacky surfaces of a photopolymer article
    Patent number: 4267214
    Abstract: Tacky portions of the surface of a photopolymer article, such as a photopolymer printing plate, are treated by immersing the photopolymer article in an aqueous solution of bromine and circulating the solution across the photopolymer article and through an ion-exchange resin to which elemental bromine has been added.
    Type: Grant
    Filed: September 18, 1979
    Date of Patent: May 12, 1981
    Assignee: Kelleigh Corporation
    Inventors: Leigh Jezorek, Irving Pitel, Richard Silverman