Patents Represented by Attorney G. D. Maccarone

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  • Xerographic plate having an phthalocyanine pigment interface barrier layer
    Patent number: 4106935
    Abstract: There is disclosed an electrophotographic imaging member comprising a conductive substrate having coated thereover an interfacial barrier layer comprising phthalocyanine in an electrically insulating binder resin which layer is overcoated with a photoconductive layer comprising selenium. The member has substantially panchromatic response. The interfacial barrier layer comprising phthalocyanine in a binder acts as a surprisingly effective barrier layer against the injection of electrons from metallic bases.
    Type: Grant
    Filed: April 24, 1975
    Date of Patent: August 15, 1978
    Assignee: Xerox Corporation
    Inventor: Nicholas L. Petruzzella