Hydrazone-based charge transport materials having a bicyclic heterocyclic ring, electrophotoreceptor and electrophotographic imaging apparatus comprising the same, and electrophotographic imaging process using the same

摘要

An improved electrophotographic photosensitive member is electrically conductive substrate; And a charge transport material having the formula to, are (a) a photoconductive element comprising a photoconductive element on the electrically conductive support positions; And (b) comprises dissolving the components: ; Wherein, R _1, R _2, R ₃ and R ₄ are, each independently, H, an alkyl group, an alkenyl group, an alkynyl group, an aromatic group, or a heterocyclic group; X ₁ and X ₂ are each independently a bond or a - (CH _2)m - group; X ₃ is - (CH _2)n - group; And Q _1, Q _2, and Q ₃ are each independently O, S, or NR, wherein R is H, an alkyl group, an acyl group, an alkenyl group, an alkynyl group, a heterocyclic group, an aromatic group. Corresponding electrophotographic apparatus and image forming method is disclosed. ; Electrophotographic photosensitive member, the charge transport materials Hydra jongye