Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
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United States of America Patent
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Feb 16, 2021
Grant Date -
Apr 30, 2020
app pub date -
Oct 9, 2019
filing date -
Oct 25, 2018
priority date (Note) -
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Abstract
Provided is an electrophotographic photosensitive member that can achieve both of abrasion resistance and the suppression of a ghost. The electrophotographic photosensitive member includes: a support; an undercoat layer; a charge-generating layer; and a charge-transporting layer, the undercoat layer, the charge-generating layer, and the charge-transporting layer being arranged in the stated order on the support, wherein the charge-transporting layer includes a charge-transporting substance, and a polymer containing a structure represented by the following general formula (1) and a structure represented by the following general formula (2), wherein the charge-generating layer includes a phthalocyanine crystal and a binder resin, and wherein the undercoat layer includes strontium titanate particles and a binder resin.
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