Electrophotographic photoreceptor and image-forming apparatus
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United States of America Patent
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Apr 3, 2018
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app pub date -
Sep 26, 2016
filing date -
Sep 30, 2015
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Abstract
Provided is an electrophotographic photoreceptor including a conductive support having thereon an intermediate layer, a charge generating layer, a charge transporting layer, and a protective layer sequentially laminated in that order, wherein the intermediate layer contains rutile type titanium oxide particles, and 50% or more of the rutile type titanium oxide particles have an organic compound on a surface of the titanium oxide particles; the charge generating layer has a pigment containing a 2,3-butanediol adduct of a phthalocyanine compound; the charge transporting layer contains a charge transporting material having an ionization potential of 5.45 to 5.60 eV; and the protective layer contains metal oxide particles and the charge transporting material in a cured resin prepared by curing a polymerizable compound.
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