JP2007011005A5 - - Google Patents

Claims (8)

Electrically conductive support and a photosensitive layer formed on the conductive support member, and the surface layer of the photosensitive layer is Ru is cured and reactive fluorine-containing monomer and a curable hole transporting compound monomer An electrophotographic photoreceptor which is a layer formed by
An electrophotographic photosensitive member, characterized in that the reactive fluorine-containing monomer has contains two or more chain polymerizable functional groups. The number of aromatic rings of the reactive fluorine atom-containing monomer is n (Ar), and —O—, —CH ₂ —, —CF ₂ —, —C (CF ₃ ) ₂ — and —C (CH ₃ ) _{2 are used.} The electrophotographic photosensitive member according to claim 1, wherein n (Ar) / n (Bnd) ≤0.5, where n (Bnd) is the number of divalent linking groups selected from-. When the number of reactive groups in one molecule of the reactive fluorine atom-containing monomer is n (Fnc) {where 2 ≦ n (Fnc)} and the number of fluorine atoms is n (F), 2.5 ≦ The electrophotographic photosensitive member according to claim 1, wherein n (F) / n (Fnc) ≦ 8.5.   The electrophotographic photosensitive member according to claim 1, wherein the fluorine atom-containing monomer contains a perfluoroalkylene group. Wherein a curable hole transporting compound monomer is triarylamine structure, and, in any one of claims 1 to 4 reactive groups not bound to two aryl moiety of the three aryl moiety The electrophotographic photosensitive member described. Electrically conductive support and a photosensitive layer formed on the conductive support member, and the surface layer of the photosensitive layer is Ru is cured and reactive fluorine-containing monomer and a curable hole transporting compound monomer An electrophotographic photoreceptor that is a layer formed by :
The surface layer is 2.0 μm or more, and the fluorine atom content (atomic%) increases from the 0.5 μm point to the 1.0 μm point just before the second layer interface from the outermost surface. When the fluorine atom content at the 5 μm point is F1 (atomic%) and the fluorine atom content at the 1.0 μm point before the second layer interface is F2 (atomic%), 1.5 ≦ F2 / F1 ≦ 4. An electrophotographic photoreceptor satisfying 0. 7. The electrophotographic photosensitive member according to claim 1, charging means for charging the electrophotographic photosensitive member, an electrostatic latent image formed on the electrophotographic photosensitive member is developed with toner, and the electron and a cleaning means for removing toner remaining on said electrophotographic photosensitive member on after transferring the toner image formed on the developing means and the electrophotographic photosensitive member on which a toner image is formed on the photoconductor onto the transfer material A process cartridge which integrally supports at least one means selected from the group and is detachable from the main body of the electrophotographic apparatus. The electrophotographic photosensitive member according to claim 1, charging means for charging the electrophotographic photoreceptor, an electrostatic charged the electrophotographic photosensitive member with respect to the electrophotographic photosensitive member on an exposure I line exposing means for forming an electrostatic latent image, a developing means to form a toner image on the electrophotographic photosensitive member by developing the electrostatic latent image formed on the electrophotographic photosensitive member with toner and the electrophotographic photoreceptor onto An electrophotographic apparatus comprising transfer means for transferring the toner image formed on the transfer material onto a transfer material.