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| Number | Title | Issue Date |
| 8158314 | Organic photoreceptor and image forming apparatus An object of the present invention is to form a high density electrostatic latent image on an organic photoreceptor via image exposure using a semiconductor laser or a light-emitting diode of an oscillation wavelength of 350-500 nm; and to provide an organic photore... | 04/17/2012 |
| 8007970 | Low friction electrostatographic imaging member Present embodiments pertain to an improved electrostatographic imaging member having low contact friction surfaces to ease sliding mechanical interaction and suppressing abrasion/wear failure and methods of preparing thereof. The improved imaging member has layers c... | 08/30/2011 |
| 7985521 | Anthracene containing photoconductors A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, and at least one charge transport layer comprised of at least one charge transport component, and wherein at least one of the photogenerating layer and charge transport lay... | 07/26/2011 |
| 7785756 | Overcoated photoconductors with thiophosphate containing charge transport layers A photoconductor containing an optional supporting substrate, a containing photogenerating layer, at least one thiophosphate containing charge transport layer, and a top overcoating crosslinked polymer layer in contact with and contiguous to the charge transport lay... | 08/31/2010 |
| 7785757 | Overcoated photoconductors with thiophosphate containing photogenerating layer A photoconductor containing a thiophosphate photogenerating layer, and at least one charge transport layer, and a top polymeric overcoating layer in contact with and contiguous to a charge transport layer. ... | 08/31/2010 |
| 7776498 | Photoconductors containing halogenated binders A photoconductor containing a supporting substrate, a photogenerating layer, and at least one charge transport layer; and wherein the photogenerating layer is comprised of at least one photogenerating pigment and a resin binder that is substantially insoluble in an ... | 08/17/2010 |
| 7767371 | Imaging member having high charge mobility The presently disclosed embodiments are directed to charge transport layers useful in electrostatography. More particularly, the embodiments pertain to an electrostatographic imaging member comprising a charge transport layer that exhibits improved charge mobility t... | 08/03/2010 |
| 7745082 | Imaging member A photoreceptor drum is disclosed with a charge transport layer comprising a substituted terphenyl diamine having the structure of Formula (I): wherein R1 and R2 are independently selected from the gro... | 06/29/2010 |
| 7745081 | Diphenyl amine derivative, production method therefor and electrophotographic photoconductor The present invention provides a diphenyl amine derivative having the excellent solubility to a solvent and compatibility to a binding resin, an efficient production method therefor, and an electrophotographic photoconductor having the excellent sensitivity, capable... | 06/29/2010 |
| 7560205 | Photoconductive imaging members A photoconductive imaging including at least a substrate, a charge generating layer, a charge transport layer, and an overcoat layer. The overcoat layer includes a crosslinked product of at least a phenolic resin and a phenol compound. ... | 07/14/2009 |
| 7514191 | Imaging member An imaging member is disclosed with a charge transport layer comprising a dimethyl terphenyl diamine having the structure of Formula (I): wherein n is an integer from 0 to about 18. The resulting imaging member has enhanced... | 04/07/2009 |
| 7485398 | Titanyl phthalocyanine photoconductors A photoconductor containing an optional supporting substrate, a photogenerating layer, and at least one charge transport layer comprised of at least one charge transport component wherein the at least one charge transport component is comprised of aryl amine molecul... | 02/03/2009 |
| 7452643 | Polyphenyl ether and thiophosphate containing photoconductors An imaging member containing an optional supporting substrate, a photogenerating layer, and at least one charge transport layer of at least one charge transport component, at least one polyphenyl ether of the formula wherei... | 11/18/2008 |
| 7445876 | Ether and thiophosphate containing photoconductors An imaging member containing an optional supporting substrate, a photogenerating layer and at least one charge transport layer of at least one charge transport component, at least one C-ether of the formula wherein R1 | 11/04/2008 |
| 7413835 | Imaging members An electrophotographic imaging member having a thermoplastic charge transport layer comprising a charge transport compound, a polycarbonate polymer binder, a particulate dispersion, and a high boiler compatible organic liquid. The disclosed charge transport layer ex... | 08/19/2008 |
| 7381511 | Photoreceptor, image forming method and image forming apparatus using the photoreceptor, process cartridge using the photoreceptor and coating liquid for the photoreceptor A photoreceptor including an electroconductive substrate; a photosensitive layer; and optionally a protective layer, wherein an outermost layer thereof includes a filler, an organic compound having an acid value of from 10 to 700 mg KOH/g and at least one compound s... | 06/03/2008 |
| 7378204 | Photoconductive member A photoconductive imaging member containing a photogenerating layer, and a charge transport layer, and wherein the charge transport layer is comprised of an arylamine containing a moiety that minimizes oxidation. ... | 05/27/2008 |
| 7371491 | Electrophotographic photoreceptor, method for manufacturing the electrophotographic photoreceptor, and image forming apparatus and process cartridge using the electrophotographic photoreceptor A photoreceptor including an electroconductive substrate; and a charge blocking layer; a moiré preventing layer; and a photosensitive layer, which are overlaid overlying the substrate in this order, wherein the photosensitive layer includes a titanyl phthalocyanine... | 05/13/2008 |
| 7344809 | Imaging members An imaging member having a charge transport layer is provided. The charge transport layer includes a plurality of charge transport layers coated from solutions of similar or different compositions or concentrations, wherein the upper or additional transport layer(s)... | 03/18/2008 |
| 7326506 | Bridged charge transport materials having a central sulfur atom linkage Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 02/05/2008 |
| 7318986 | Photoconductive members A photoconductive imaging member containing a photogenerating layer, and a charge transport layer containing a binder and a suitable polyimide, and more specifically, an amorphous polyimide. ... | 01/15/2008 |
| 7314693 | Electrophotographic photoconductor, electrophotographic process, electrophotographic apparatus, and process cartridge The present invention relates to an electrophotographic photoconductor comprising a photoconductive layer, a protective layer, and a conductive support, wherein the protective layer is disposed as the outermost layer of the photoconductive layer, and 20% by volume t... | 01/01/2008 |
| 7300731 | Spatially-doped charge transport layers The present invention relates to new a charge transport layer that includes first charge transport material which is spatially doped with a second charge transport material. The charge transport layer may either be a hole or electron transport layer and is useful in... | 11/27/2007 |
| 7291428 | Imaging members An electrophotographic imaging member having a charge generating layer and a charge transport layer overlayed thereon is provided. The charge transport layer has a lower surface and an upper surface, wherein the lower surface is in contiguous contact with the charge... | 11/06/2007 |
| 7235194 | Two-photon or higher-order absorbing optical materials for generation of reactive species Disclosed are highly efficient multiphoton absorbing compounds and methods of their use. The compounds generally include a bridge of pi-conjugated bonds connecting electron donating groups or electron accepting groups. The bridge may be substituted with a variety of... | 06/26/2007 |
| 7232634 | Imaging member A charge transport layer for an imaging member comprising a charge transport material with a nitrogen molecular defense system not exhibiting early onset of charge transport layer fatigue cracking. The nitrogen molecular defense system includes attaching bulky organ... | 06/19/2007 |
| 7205080 | Arylamine compound, charge transport material, electrophotographic photoreceptor, image forming apparatus and process cartridge An arylamine compound represented by formula (1). Ar1 represents a phenyl group substitued by a substituted or unsubstituted monovalent polycyclic aromatic hydrocarbon group, and a substituted or unsubst... | 04/17/2007 |
| 7195908 | Supports treated with triamine for immobilizing biomolecules Supports for immobilizing molecules, particularly biomolecules, methods of making such supports, kits, and biomolecular hybridization assay devices are disclosed. The methods, supports and devices include forming a triamine layer on at least a portion of a substrate... | 03/27/2007 |
| 7166397 | Imaging members An electrophotographic imaging member having a charge generating layer and a charge transport layer overlayed thereon is provided. The charge transport layer has a lower surface and an upper surface, wherein the lower surface is in contiguous contact with the charge... | 01/23/2007 |
| 7163771 | Imaging members A photoconductive member containing a supporting substrate; a photogenerating layer comprised of a photogenerating component, a hole transport component, an electron transport component, and a polymer binder; and a charge transport layer comprised of a charge transp... | 01/16/2007 |
| 7141341 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus An electrophotographic photosensitive member superior in dot reproducibility and a process cartridge and an process cartridge having the electrophotographic photosensitive member are provided. Where in a light attenuation curve drawn in a way in which the surface of... | 11/28/2006 |
| 7135261 | Multi-layered organic electrophotographic photoconductor A multi-layered organic electrophotographic photoconductor exhibits superior stability in mass production and excellent adhesion ability with two layers contacting the charge generation layer and is free of contamination of the coating liquid for a charge transport ... | 11/14/2006 |
| 7125633 | Imaging member having a dual charge transport layer An imaging member having a charge transport layer with multiple regions or layers is provided. The charge transport layer includes at least two charge transport layers coated from solutions of different components and concentrations, wherein the second (top) transpo... | 10/24/2006 |
| 7118787 | Liquid crystal alignment layer There is provided a liquid crystal alignment layer comprising an alignment layer; and chemically bound to said alignment layer, a transport material. Also provided are methods for forming the liquid crystal alignment layer and the use thereof in displays for electro... | 10/10/2006 |
| 7094509 | Fluoropolymer containing photoconductive member A photoconductive imaging member comprised of a photogenerating layer, and a charge transport layer containing a binder and a fluoropolymer generated by the free radical polymerization of a fluoroalkyl(methyl)acrylate and an alkyl(methyl)acrylate. ... | 08/22/2006 |
| 7033714 | Imaging members An imaging member having a charge transport layer is provided. The charge transport layer includes a plurality of charge transport layers coated from solutions of similar or different compositions or concentrations, wherein the upper or additional transport layer(s)... | 04/25/2006 |
| 7018755 | Electrophotographic photoconductor, electrophotography method using the same, electrophotographic apparatus, electrographic apparatus process cartridge and electrophotographic photoconductor outermost surface layer coating solution An electrophotographic photoconductor having at least a photosensitive layer on a conductive support, wherein the electrophotographic photoconductor comprising, in the outermost layer thereof: a filler, an organic compound having an acid value of 10–400 mgKOH/g, a... | 03/28/2006 |
| 7005222 | Imaging members An imaging member having a charge transport layer with multiple regions is provided. The charge transport layer includes a plurality of charge transport layers coated from solutions of similar or different compositions or concentrations, wherein at least the top or ... | 02/28/2006 |
| 6991880 | Imaging members A member including for example, a substrate, a charge generating layer, a charge transport layer comprising a poly(phenylsilsesquioxane), molecule, and a film forming binder. ... | 01/31/2006 |
| 6960418 | Organophotoreceptor with charge transport material with two N,N,N-trisubstituted-amino groups Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the ... | 11/01/2005 |
