Electrophotographic photoconductor and image formation method
AssigneeSharp Kabushiki Kaisha
InventorsHiroshi Sugimura, Yuko Takeda
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Abstract
An electrophotographic photoconductor comprises a charge generation layer containing a phthalocyanine compound as a charge generation material and a charge transfer layer containing a charge transfer material of a hole transfer type, the charge generation layer and the charge transfer layer are laminated on a conductive support, wherein the charge generation layer has an ionization potential of at least 5.6 eV.
Claims8
An electrophotographic photoconductor comprising a charge generation layer containing a phthalocyanine compound as a charge generation material and a charge transfer layer containing a charge transfer material of a hole transfer type, the charge generation layer and the charge transfer layer are laminated on a conductive support,
- wherein the charge generation layer has an ionization potential of at least 5.6 eV.
A method of forming an image comprising the step of forming a half tone electrostatic latent image on an electrophotographic photoconductor including a charge generation layer containing a phthalocyanine compound as a charge generation material and a charge transfer layer containing a charge transfer material of a hole transfer type which are laminated on a conductive support, the charge generation layer having an ionization potential of at least 5.6 eV, by using an area gradation method using optical inputs of digital signals.
Dependencies are inferred from the claim text.