Patent ID: 8735032

Claim:
An electrophotographic photosensitive member, comprising: a support, a photosensitive layer formed on the support, wherein the electrophotographic photosensitive member comprises a surface layer comprising a polymer obtainable by the polymerization of a compound with one or more chain-polymerizable functional groups, wherein the compound with one or more chain-polymerizable functional groups is a compound represented by the following formula (1); and wherein, in the formula (1), Ar 1 represents an unsubstituted or substituted phenyl group, Ar 2 and Ar 3 each independently represents an unsubstituted or substituted phenylene group, M is a group represented by the above formula (M), a substituent group of the substituted phenyl group and a substituent group of the substituted phenylene group is each independently a methyl group, an ethyl group, n-propyl group, a methoxy group, an ethoxy group, a propoxy group, a fluorine atom, a chlorine atom, or a bromine atom.