Patent 7670739 was granted and assigned to Xerox on March, 2010 by the United States Patent and Trademark Office.
A photoconductor that includes a supporting substrate, and an active layer in contact with the substrate, and which layer contains at least one photogenerating pigment, at least one charge transport component, and a mixture of a metal oxide and a chelating agent of a tetrafluorodihydroxyanthraquinone.