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| Number | Title | Issue Date |
| 8178265 | Electrophotographic photoreceptor having a spectral marker and electrophotographic printer using the same A photoreceptor comprising a spectral marker and an electrophotographic printer using the same wherein the presence of the spectral marker is detected by the spectral marker detector, which enables photoreceptor authentication and thickness determinations, thereby p... | 05/15/2012 |
| 8173340 | Digital electrostatic latent image generating member Embodiments pertain to a novel imaging member, namely, an electrostatic latent image generating member that can generate an electrostatic latent image digitally without using a raster output scanner (ROS), photoreceptor and charger. The imaging member facilitates th... | 05/08/2012 |
| 8163449 | Anti-static and slippery anti-curl back coating The presently disclosed embodiments relate generally to the formulation of an anticurl back coating layer that renders imaging apparatus flexible members and components their desirable flatness, for use in electrostatographic, including digital apparatuses. More par... | 04/24/2012 |
| 8119314 | Imaging devices comprising structured organic films An imaging member for a xerographic liquid immersion development machine having an outermost layer including a solvent resistant structured organic film (SOF) having a plurality of segments and a plurality of linkers arranged as a covalent organic framework, wherein... | 02/21/2012 |
| 8119315 | Imaging members for ink-based digital printing comprising structured organic films An imaging member for ink-based digital printing having an outermost layer including a structured organic film (SOF) having a plurality of segments and a plurality of linkers arranged as a covalent organic framework, wherein the structured organic film may be multi-... | 02/21/2012 |
| 8076046 | Electrophotographic photoreceptor and image formation device provided with the same An electrophotographic photoreceptor comprising a conductive support and a photosensitive layer obtained by laminating at least a charge generation layer and a charge transport layer containing a charge transport material in this order on the conductive support, the... | 12/13/2011 |
| 8071266 | Electrophotographic photoreceptor, and process cartridge and image forming apparatus employing the same An objective is to provide a high releasing electrophotographic photoreceptor exhibiting lubricity and mechanical strength. The photoreceptor possessing a photosensitive layer on a conductive support, wherein an outermost layer of the photoreceptor comprises a fluor... | 12/06/2011 |
| 8071267 | Phenol polysulfide hole blocking layer photoconductors A photoconductor that includes, for example, a substrate, an optional ground plane layer, an undercoat layer thereover wherein the undercoat layer contains an aminosilane and a phenol polysulfide, a photogenerating layer, and at least one charge transport layer.... | 12/06/2011 |
| 8034518 | Photoreceptor An electrophotographic imaging member includes a substrate, a photo generating layer, and an optional overcoating layer, wherein the photo generating layer includes a cyclic triphenylamine derivative material. ... | 10/11/2011 |
| 8003285 | Flexible imaging member belts Embodiments pertain to a flexible imaging member used in electrostatography and processes for making and using the imaging member. More particularly, the embodiments pertain to a structurally simplified flexible electrophotographic imaging member that has reasonable... | 08/23/2011 |
| 7972756 | Ketal 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 the at least one charge transport layer contains at least one of k... | 07/05/2011 |
| 7955768 | Electrophotographic photoconductor and method for producing the same, image forming apparatus, and process cartridge There is provided an electrophotographic photoconductor containing a conductive substrate, and a photosensitive layer, disposed thereon, containing a charge transporting material having a triarylamine structure represented by General Formula 1, and wherein the photo... | 06/07/2011 |
| 7943276 | Imaging member Disclosed is an imaging member comprising a conductive substrate, a photogenerating layer comprising a photogenerating material in contact with the substrate, and a charge transport layer in contact with the photogenerating layer, the charge transport layer comprisi... | 05/17/2011 |
| 7919219 | Electrophotographic photosensitive body An object of the present invention is to provide an electrophotographic photosensitive body which is not impaired in electrophotographic characteristics such as charged potential and residual potential, and which is also excellent in repeating stability. The present... | 04/05/2011 |
| 7862968 | Electrophotographic photoreceptor An electrophotographic photoreceptor includes an electroconductive substrate; and at least a photosensitive layer provided on the electroconductive substrate, wherein the electrophotographic photoreceptor has an outermost layer which contains microcapsules having a ... | 01/04/2011 |
| 7858277 | Photosensitive body, developing unit, and image forming apparatus A photosensitive body according to this invention includes a photosensitive layer formed on a surface thereof for being electrically charged and having an electrostatic latent image formed thereon by being exposed to light irradiation, and wherein the photosensitive... | 12/28/2010 |
| 7851112 | Thiophosphate containing photoconductors A photoconductor containing an optional supporting substrate, a thiophosphate containing photogenerating layer, and a charge transport layer which includes a polyhedral oligomeric silsesquioxane (POSS)-containing material and an optional thiophosphate. ... | 12/14/2010 |
| 7838186 | Photoconductors containing charge transport chelating components A photoconductor that includes an optional supporting substrate, a photogenerating layer, and at least one charge transport layer, and wherein the charge transport layer contains a phenolic chelating additive. ... | 11/23/2010 |
| 7790342 | Electrophotographic photosensitive body An object of the present invention is to provide an electrophotographic photosensitive body having improved electrophotographic characteristics such as sensitivity and residual potential and also having excellent durability. The present invention provides an electro... | 09/07/2010 |
| 7709168 | Phosphonium containing charge transport layer 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 the at least one charge transport layer contains at least one phos... | 05/04/2010 |
| 7709169 | Charge trapping releaser containing charge transport layer 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 the at least one charge transport layer contains at least one char... | 05/04/2010 |
| 7687212 | Charge trapping releaser containing photogenerating layer 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 where the photogenerating layer contains at least one charge trapping relea... | 03/30/2010 |
| 7662533 | Image forming method, and image forming apparatus and process cartridge using the image forming method An image forming method including: forming an electrostatic latent image on an image bearing member; developing the latent image with a toner; transferring the toner image onto a receiving material; and fixing the toner image. The image bearing member includes a sub... | 02/16/2010 |
| 7655370 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Provided is an electrophotographic photosensitive member in which friction memory does not easily occur, and a process cartridge and an electrophotographic apparatus which have the electrophotographic photosensitive member. The electrophotographic photosensitive mem... | 02/02/2010 |
| 7645548 | Photoreceptor overcoat layer masking agent A coating composition having a polymer resin composition containing at lest an acid catalyst and a masking agent, wherein the masking agent is selected from the group consisting of compound A, compound B, and the acylated derivatives of compound A, where compound A ... | 01/12/2010 |
| 7642027 | Control of crazing, cracking or crystallization of a charge transport layer in a photoconductor A charge transport composition is provided including a cyclo-aliphatic ether compound. One purpose of the cyclo-aliphatic ether compound is to improve the resistance to crazing, crystallization and etching of the charge transport layer. The charge transport composit... | 01/05/2010 |
| 7592109 | Thick electrophotographic imaging member undercoat layers Binders containing metal oxide nanoparticles and a co-resin of acrylic polyol resin and blocked polyisocyanate resin, and electrophotographic imaging member undercoat layer containing the binders. ... | 09/22/2009 |
| 7560203 | Electrophotographic photoreceptor, method of image formation, image formation apparatus and process cartridge for image formation apparatus An electrophotographic photoconductor that is excellent in the stability of image quality and can realize high durability is provided. In an electrophotographic photoconductor in which an underlying layer, a photoconductive layer, and a crosslinked-type charge trans... | 07/14/2009 |
| 7560204 | Latent electrostatic image bearing member, and the method for producing the same, image forming method, image forming apparatus, and process cartridge The present invention provides a latent electrostatic image bearing member which includes a support, a charge generating layer, and a charge transporting layer, the charge generating layer and the charge transporting layer being arranged in this order on or above th... | 07/14/2009 |
| 7553592 | Photoreceptor with electron acceptor An electrophotographic imaging member includes at least one layer including a hole transport material and a strong electron acceptor material, such as an electrophotographic imaging member including a substrate, a charge generating layer, a hole transport layer, and... | 06/30/2009 |
| 7550238 | Process cartridge, image forming apparatus, and image forming process An image forming process using an electrostatic latent image carrier containing a support and a photoconductive layer including: a charge generating layer, a charge transportable layer, and a cross-linked charge transportable layer which are disposed on the support ... | 06/23/2009 |
| 7527902 | Photoreceptor layer having solid and liquid lubricants An imaging member containing a substrate, and an outer layer containing solid and liquid lubricants, and an image forming apparatus for forming images on a recording medium including the imaging member above, a development component to apply a developer material to ... | 05/05/2009 |
| 7473509 | Image forming method and image forming apparatus A toner image is formed while a developing sleeve is rotated in a direction counter to that of an organic photoreceptor at the developing section and a surface layer of the organic photoreceptor contains metal oxide particles which have a number average primary part... | 01/06/2009 |
| 7432028 | Polymeric charge transport compositions This invention relates to a novel organophotoreceptor that includes: (a) a charge transport composition comprising molecules having the formula ... | 10/07/2008 |
| 7422831 | Anticurl back coating layer electrophotographic imaging members The presently disclosed embodiments are directed to anticurl back coatings useful in electrophotography. More particularly, the embodiments pertain to an electrophotographic imaging member with an improved anticurl back coating including a low surface energy polymer... | 09/09/2008 |
| 7419750 | Imaging member having antistatic anticurl back coating 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 the incorporation of esters of phosphor... | 09/02/2008 |
| 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 |
| 7410738 | Imaging member having first and second charge transport layers A photoconductive imaging member containing an optional supporting substrate, an optional hole blocking layer thereover, a photogenerating layer and a charge transport layer, and wherein the charge transport layer contains a phenol of, for example, the alternative f... | 08/12/2008 |
| 7396629 | Image forming method and image forming apparatus An image forming method and an image forming apparatus are disclosed in which an electrostatic latent image is formed on a photosensitive member surface by using a two-component developer including a toner and carrier. The photosensitive member surface has a specifi... | 07/08/2008 |
| 7390598 | Photoreceptor with three-layer photoconductive layer An imaging member includes a conductive substrate, a charge generating layer, a charge transport layer, and an intermediate layer between the charge generating layer and the charge transport layer, the intermediate layer including a hole transport material, such as ... | 06/24/2008 |
