Patent ID: 9442399
Filing Date: 2016-09-13
CPC Classification: C09B,G03G

Claim Text:
1. An electrophotographic photosensitive member comprising a support; and a photosensitive layer formed on the support; wherein the photosensitive layer comprises: a phthalocyanine crystal in which a compound represented by the following formula (1) is contained: wherein the content of the compound represented by the formula (1) in the phthalocyanine crystal is 0.1% by mass or more and 3.0% by mass or less; R the substituent of the substituted alkyl group is an alkoxy group, a morpholinoalkoxy group, a dialkylamino group, an alkoxycarbonyl group, a substituted or unsubstituted aryl group, an aryloxy group, a heterocyclic group, a halogen atom, a cyano group or a morpholino group; the substituent of the substituted aryl group is a substituted or unsubstituted alkyl group, an alkoxy group, a dialkylamino group, an alkoxycarbonyl group, a halogen atom, a hydroxy group, a nitro group, a cyano group, a formyl group or a morpholino group; and the substituent of the substituted heterocyclic group is an alkyl group, an alkoxy group, a dialkylamino group, an alkoxycarbonyl group, a halogen atom, a hydroxy group, a nitro group, a cyano group, a formyl group or a morpholino group, provided that both of the R provided that the substituent of the substituted aryl group is not an acetyl group or a benzoyl group.