Patent ID: 9389522
Filing Date: 2016-07-12
CPC Classification: G03G

Claim Text:
1. An electrophotographic photosensitive member comprising: a support member; and a charge generating layer and a charge transport layer that are disposed over the support member; wherein the charge transport layer contains: (α) a charge transporting compound; (β) a binding resin in a proportion in the range of 50% by mass to 200% by mass relative to the mass of the charge transporting compound; (γ) a compound being at least one of xylene and toluene with a content in the range of 0.01% by mass to 2.00% by mass relative to the total mass of the charge transport layer, and (δ) a cycloalkanone with a content in the range of 0.01% by mass to 1.20% by mass relative to the total mass of the charge transport layer.