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| Number | Title | Issue Date |
| 8043774 | Undercoat layers and methods for making the same The presently disclosed embodiments are directed to layers that are useful in imaging apparatus members and components, for use in electrostatographic, including digital, apparatuses. More particularly, the present embodiments provide a robust undercoat layer compri... | 10/25/2011 |
| 7960081 | Electrophotographic photoreceptor having N-alkoxymethylated nylon intermediate layer, and image forming apparatus having the electrophotographic photoreceptor An electrophotographic photoreceptor, including an electroconductive substrate; an intermediate layer, located overlying the electroconductive substrate; and a photosensitive layer, located overlying the intermediate layer, wherein the intermediate layer includes a ... | 06/14/2011 |
| 7947418 | Sulfonamide phenolic hole blocking photoconductor A photoconductor that includes, for example, a substrate, an undercoat layer thereover wherein the undercoat layer contains a metal oxide dispersed in a mixture of a sulfonamide formaldehyde resin and a phenolic formaldehyde resin; a photogenerating layer, and at le... | 05/24/2011 |
| 7932005 | Negatively-chargeable electrophotographic photosensitive member, image forming process and electrophotographic apparatus A negatively-chargeable electrophotographic photosensitive member, has, between a cylindrical substrate and a photoconductive layer, a first lower-part layer formed of a non-single crystal material containing silicon atoms and a second lower-part layer formed of a n... | 04/26/2011 |
| 7871748 | Iron containing hole blocking layer containing photoconductors A photoconductor that includes a substrate; an undercoat layer thereover wherein the undercoat layer contains, for example, a metal oxide, and an iron containing compound; a photogenerating layer; and at least one charge transport layer. ... | 01/18/2011 |
| 7851115 | Iodonium hole blocking layer photoconductors A photoconductor that includes, for example, a substrate; an undercoat layer thereover wherein the undercoat layer contains a metal oxide and an iodonium containing compound; a photogenerating layer; and at least one charge transport layer. ... | 12/14/2010 |
| 7794906 | Carbazole hole blocking layer photoconductors A photoconductor that includes, for example, a substrate; an undercoat layer thereover wherein the undercoat layer contains a metal oxide and a carbazole containing compound; a photogenerating layer; and at least one charge transport layer. ... | 09/14/2010 |
| 7666561 | Imaging member having an undercoat layer comprising a surface untreated metal oxide The presently disclosed embodiments relate in general to electrophotographic imaging members, such as layered photoreceptor structures, and processes for making and using the same. More particularly, the embodiments pertain to a photoreceptor undercoat layer that in... | 02/23/2010 |
| 7604914 | Imaging member The presently disclosed embodiments relate in general to electrophotographic imaging members, such as layered photoreceptor structures, and processes for making and using the same. More particularly, the embodiments pertain to a photoreceptor undercoat layer that in... | 10/20/2009 |
| 7560208 | Polyester containing member A photoconductor containing a substrate, an undercoat layer thereover comprising a resin mixture of, for example, a polyol resin, and an aminoplast resin, and a polyester, and a metal oxide; a photogenerating layer and at least one, such as 1 to about 4, charge tran... | 07/14/2009 |
| 7399565 | Imaging member having undercoat layer comprising porphine additive The presently disclosed embodiments relate in general to electrophotographic imaging members, such as layered photoreceptor structures, and processes for making and using the same. More particularly, the embodiments pertain to a photoreceptor underlayer comprising a... | 07/15/2008 |
| 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 |
| 7361439 | Lathe surface for coating streak suppression A photoreceptor aluminum alloy substrate is prepared with specific roughness characteristics and an oxide layer for use in multi-layered electrophotographic photoreceptor. A photoreceptor substrate, or drum, is placed in a lathe and turned using a polycrystalline to... | 04/22/2008 |
| 7358014 | Electrophotographic organophotoreceptors with novel charge transport compounds A novel charge transport compound, a novel process using that novel compound and an organophotoreceptor includes: (a) a novel charge transport compound having the formula | 04/15/2008 |
| 7354685 | Photoconductive imaging members A photoconductive member comprised of a hole blocking layer, a photogenerating layer, and a charge transport layer comprised of a polymer with a low dielectric constant and a charge transport component. ... | 04/08/2008 |
| 7354686 | Electrophotographic photoconductor and process for manufacturing the same, and image forming apparatus and process cartridge containing the same An electrophotographic photoconductor includes an electroconductive substrate, a charge generation layer, and a charge transport layer formed by using a halogen-free solvent, arranged in this order, in which the charge generation layer contains a charge generation m... | 04/08/2008 |
| 7351507 | Electrophotographic photoreceptor, image forming apparatus and method, and image process cartridge An electrophotographic photoreceptor and image processing method, the photoreceptor including an electroconductive substrate; an undercoat layer overlying the electroconductive substrate; and a photosensitive layer overlying the undercoat layer, wherein the undercoa... | 04/01/2008 |
| 7348114 | Photoconductive members A photoconductive imaging member containing a photogenerating layer, and a charge transport layer containing a binder and a polyol ester. ... | 03/25/2008 |
| 7348115 | Electrophotographic photoconductor, process cartridge, image forming apparatus and image forming method An electrophotographic photoconductor, including an electrically conductive substrate, an undercoat layer containing a filler and a binder resin and provided on the substrate, and a photoconductive layer provided on the undercoat layer and containing a binder resin.... | 03/25/2008 |
| 7344810 | Photosensitive member The invention relates to an electrophotographic photosensitive member, and more specifically, to a photosensitive member having a photosensitive layer superimposed over a substrate. In one aspect of the invention, sequential laminations of a dispersion layer of cond... | 03/18/2008 |
| 7338738 | Electrophotographic photosensitive member and process for producing the same In an electrophotographic photosensitive member having a support at least the surface of which is conductive, and a photoconductive layer formed thereon containing an amorphous material composed chiefly of silicon, the photoconductive layer has two or more layer reg... | 03/04/2008 |
| 7323249 | Methods of obtaining photoactive coatings and/or anatase crystalline phase of titanium oxides and articles made thereby A method of making a photoactive coating includes depositing a first coating material containing zirconium oxide over at least a portion of a substrate and depositing a second coating material containing titanium oxide over at least a portion of the first coating ma... | 01/29/2008 |
| 7312007 | Photoconductive imaging members A photoconductive member containing a hole blocking layer, a photogenerating layer, and a charge transport layer, and wherein the hole blocking layer contains a metallic component like a titanium oxide and a polymeric binder. ... | 12/25/2007 |
| 7291430 | Imaging members A member including for example, a substrate, a charge blocking layer, an optional adhesive layer, a charge generating layer comprising particles comprising a photogenerating layer of for example, chlorogallium phthalocyanine dispersed in a matrix comprising a charge... | 11/06/2007 |
| 7282112 | Method and apparatus for an improved baffle plate in a plasma processing system The present invention presents an improved baffle plate for a plasma processing system, wherein the design and fabrication of the baffle plate advantageously provides for a uniform processing plasma in the process space with substantially minimal erosion of the baff... | 10/16/2007 |
| 7282529 | Coating liquid for an electrographic photoreceptor and a method of preparation using a ball mill An electrophotographic photoreceptor including an electroconductive substrate, a photosensitive layer located overlying the electroconductive substrate, and optionally a protective layer overlying the photosensitive layer, wherein an outermost layer of the photorece... | 10/16/2007 |
| 7267914 | Electrophotographic photoconductor, process cartridge, image forming apparatus and image forming method An electrophotographic photoconductor, including an electrically conductive substrate, an undercoat layer containing a filler and a binder resin and provided on the substrate, and a photoconductive layer provided on the undercoat layer and containing a binder resin.... | 09/11/2007 |
| 7258958 | Organic photoreceptor, process cartridge, image forming apparatus, and image forming method An organic photoconductor, comprises a conductive base, a charge generating lager and a charge transport layer, wherein the charge generating lager and the charge transport layer are provided in this order on the conductive base, wherein when a curve is drawn by plo... | 08/21/2007 |
| 7247228 | Method for preparing a carrier for a photoconductor for the formation of an electrophotographic recording element and a recording element formed accordingly A carrier or substrate for a photoconductor to be used for the formation of an electrophotographic recording element, particularly an imaging drum for an electrophotographic printing press, wherein the carrier is made of a metal or a metal alloy, preferably of alumi... | 07/24/2007 |
| 7232633 | Imaging member having inorganic material filler surface grafted with charge transport moiety An imaging member with a surface-grafted material having an inorganic material, a linking group, and a charge transport moiety capable of transporting holes or electrons, and the charge transport moiety is grafted to a surface of the inorganic material via the linki... | 06/19/2007 |
| 7229732 | Imaging members with crosslinked polycarbonate in charge transport layer A composition comprised of a charge transport compound and a crosslinked polymer composition generated from the curing of a solution of a hydroxyl pendant polycarbonate, a hydroxylated charge transport compound, a curing agent and a solvent. ... | 06/12/2007 |
| 7229731 | Electrophotographic photosensitive member and electrophotographic apparatus using the electrophotographic photosensitive member To provide a high-image-quality electrophotographic photosensitive member having a high sensitivity for a wavelength close to 380 to 500 nm, remarkable image resolution property in which absorption of the wavelength is hardly recognized, working-environment characte... | 06/12/2007 |
| 7229729 | Electrophotographic photoreceptor, process cartridge, image forming apparatus and image forming method An electrophotographic photoreceptor having an intermediate layer in which the intermediate layer contains a compound formed from a composition containing the following components X, Y and Z. Component X: Inorganic oxide network fo... | 06/12/2007 |
| 7226712 | Photoconductive imaging members having pyrolyzed polyacrylonitrile hole blocking layer A photoconductive imaging member comprised of an optional supporting substrate, a hole blocking layer thereover, a photogenerating layer, and a charge transport layer, and wherein the hole blocking layer is comprised of a pyrolyzed polyacrylonitrile. ... | 06/05/2007 |
| 7220986 | Photoelectric current multiplier using molecular crystal and production method therefor A NTCDA single crystal is used as a photoelectric current multiplier layer, and Au thin films are formed as electrodes on the opposite surfaces of the multiplier layer by a vapor deposition method to form a sandwich type cell. When a voltage is applied to the NTCDA ... | 05/22/2007 |
| 7217614 | Methods to form electronic devices and methods to form a material over a semiconductive substrate A first electrode and a doped oxide layer laterally proximate thereof are provided over a substrate. A silicon nitride layer is formed over both the doped oxide layer and the first electrode to a thickness of no greater than 80 Angstroms over at least the first elec... | 05/15/2007 |
| 7214757 | Polyurethane elastomers and shaped articles prepared therefrom Disclosed herein are polyurethane elastomers and shaped articles prepared therefrom comprising charge-control agents to provide electrical conductivity to the elastomers, thereby allowing for their use in electrophotographic processes. The elastomers comprise a poly... | 05/08/2007 |
| 7211357 | Electrophotographic photosensitive member Provided is an electrophotographic photosensitive member having a photoconductive layer on an electrically conductive substrate, the photoconductive layer being formed from a non-single-crystal material constituted by at least silicon atoms as a base material, and a... | 05/01/2007 |
| 7205081 | Imaging member An imaging method utilizing an imaging member containing a supporting substrate, a layer of a charge carrier injecting surface, a hole blocking layer, an optional adhesive layer, a layer of a charge carrier transport material, a layer of an charge carrier generating... | 04/17/2007 |
| 7201859 | Hole transport layer and method for manufacturing the organic EL device by using the same The present invention discloses a hole transport layer of an organic EL display, comprising: a material including one of a PEDOT which is a mixture of a poly (3,4)-ethylenedioxythiophene and a polystyrenesulfonate, a PANI which is a mixture of a polyaniline and a po... | 04/10/2007 |
