| abstract |
The present invention provides an electrophotosensitive material having an improved sensitivity in comparison with a conventional one, obtained by combining a trinitrofluorenoneimine derivative represented by the formula (1): <IMAGE> (1) [wherein R1, R2, R3, R4 and R5 are the same or different and indicate a hydrogen atom, an alkyl group, an alkoxy group, an aryl group which may contain a substituent, an aralkyl group which may contain a substituent, or a halogen atom] as an electron transferring material with a prescribed electric charge generating material or hole transferring material. |