ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS
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United States of America Patent
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Issued Date -
Sep 1, 2022
app pub date -
Feb 18, 2022
filing date -
Feb 26, 2021
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Abstract
Provided is an electrophotographic photosensitive member that can suppress the surface direction unevenness of an output image throughout repeated image formation. The electrophotographic photosensitive member is an electrophotographic photosensitive member including a support having a cylindrical shape and a photosensitive layer formed on the support, wherein the support contains at least one of aluminum or an aluminum alloy, and wherein when an area at the maximum frequency calculated from the area distribution curve of the aluminum crystal grains of the surface of the support is represented by A (μm2) and the half-width of the highest peak in the area distribution curve is represented by B (μm2), the support satisfies the following formula (1):
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