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| Number | Title | Issue Date |
| 7531277 | Self erasing photoreceptor containing an electroluminescent nanomaterial In accordance with the invention, there are electrophotographic photoreceptors, image forming apparatus and methods of forming an image. The electrophotographic photoreceptor can comprise a conductive layer comprising a plurality of electroluminescent nanomaterials,... | 05/12/2009 |
| 7371336 | Water dispersible polyanilines made with polymeric acid colloids for electronics applications Compositions are provided including aqueous dispersions of at least one polyaniline and at least one colloid-forming polymeric. New compositions are useful in electronically conductive and semi-conductive layers in electronic devices and other applications. Also pro... | 05/13/2008 |
| 7341811 | Electrophotographic photoreceptor using the electron transferring compound New compounds having an electron transferring capability, and an electrophotographic photoreceptor including the new compounds are disclosed. The compound according to the present invention is represented by the following Formula 2: ... | 03/11/2008 |
| 7341812 | Photosensitive member having two layer undercoat An imaging member having a substrate, an electroconducting layer having an electroconducting particle of a core and outer shell, an interfacial layer, and a charge transport layer with charge transport materials dispersed therein. ... | 03/11/2008 |
| 7334336 | Method for producing a sleeved polymer member, an image cylinder or a blanket cylinder This invention relates to a method for producing a polymer sleeve including a polymer sleeve for use with an image cylinder or a blanket cylinder in an electrophotographic process so that the sleeve has a stretched length as mounted on the mandrel equal to a length ... | 02/26/2008 |
| 7333752 | Electrophotographic photosensitive member, and process cartridge and electrophotographic apparatus which have the electrophotographic photosensitive member An electrophotographic apparatus is disclosed using an electrophotographic photosensitive member which employs light with a short wavelength (380 nm to 500 nm) as image exposure light and is good in photoelectric conversion efficiency on the whole at that wavelength... | 02/19/2008 |
| 7320822 | Electrophotographic conductive member and electrophotographic apparatus In an electrophotographic conductive member composed of at least a thermoplastic resin composition, the thermoplastic resin composition contains a thermoplastic resin, a conductive filler and a conductive-filler dispersing agent, and the conductive-filler dispersing... | 01/22/2008 |
| 7314694 | Photoconductive imaging members An imaging member comprised of a hole blocking layer, a photogenerating layer, and a charge transport layer, and wherein the hole blocking layer is comprised of a metal alkyoxide, an amino siloxane, and at least one polymer binder containing epoxy groups. ... | 01/01/2008 |
| 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 |
| 7288058 | Semi-conductive roll A semi-conductive roll is provided including a shaft, a low-hardness base layer formed on an outer circumferential surface of the shaft, and a coating layer formed by coating the low-hardness base layer radially outwardly. The coating layer includes one of a rubber ... | 10/30/2007 |
| 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 |
| 7280791 | Polyaniline filled polyimide weldable intermediate transfer components A weldable intermediate transfer belt having a substrate with a homogeneous composition of polyaniline in an amount of from about 2 to about 25 percent by weight of total solids, and a thermoplastic polyimide in an amount of from about 75 to about 98 percent by weig... | 10/09/2007 |
| 7261986 | Photoconductive member for an electrophotographic machine and method of forming same A method for producing a substrate for a photoconductive member includes etching the substrate with a self-limiting acid that removes the metal oxides from but does not affect the surface roughness of the substrate inner and outer surface. ... | 08/28/2007 |
| 7211358 | Image cylinder sleeve for an electrophotographic machine and method for producing same A photoconductive member for use in an electrophotographic machine includes a substrate having an inside and outside surface. An inner smoothing layer is disposed over the inside surface of the substrate thereby improving the compatibility of the photoconductive mem... | 05/01/2007 |
| 7199812 | Laser marking method In a marking device, by illuminating a laser beam onto an X-ray film which is a light-photosensitive heat-developing photosensitive material, an inner portion of a surface layer is melted, a cavity is formed, and a dot, which projects a surface out in a convex shape... | 04/03/2007 |
| 7171139 | Sleeve on a drum and changing said sleeve In replacing a sleeve on a printing machine drum, the diameter of the drum is reduced by moving the drum parts toward one another to facilitate removing the sleeve, and/or mounting another sleeve onto the drum, and increasing the drum diameter by moving the drum par... | 01/30/2007 |
| 7171147 | Double-sleeved electrostatographic roller A double-sleeved roller (DSR) including: a mandrel having a disconnectable end incorporating three termination plates having specified axial profiles; a replaceable inner sleeve member (ISM) mounted on the mandrel; and, a replaceable multilayer outer sleeve member (... | 01/30/2007 |
| 7166396 | Photoconductive imaging members A photoconductive imaging member comprised of a substrate, a photogenerating layer, and thereover a charge transport layer comprised of a charge transport component or components, a polymer binder and metal oxide particles, wherein said metal oxide particles contain... | 01/23/2007 |
| 7157152 | Copper-tin-oxygen alloy plating The present invention relates to a Cu—Sn—O alloy plating having an oxygen content of 0.3 to 50 at %, a copper content of 20 to 80 at %, and a tin content of 10 to 70 at % in the plating. The present invention provides a copper tin alloy plating that has excellen... | 01/02/2007 |
| 7153620 | Transparent invisible conductive grid The present invention relates to an antistatic article comprising a substrate or support having thereon at least one antistatic layer, wherein the antistatic layer comprises a conductive material having areas of patterned coverage. The present invention also relates... | 12/26/2006 |
| 7144525 | Elastic member of semiconductive polymer and OA equipment using the same An elastic member of a semiconductive polymer comprising a conductive composition containing a conductive polymer and binder polymer, wherein the elastic member satisfies both characteristics of (A) a variation of 1.5 digit or less between the electrical resistance ... | 12/05/2006 |
| 7130569 | Polyaniline filled polyimide weldable intermediate transfer components A weldable intermediate transfer belt having a substrate with a homogeneous composition of polyaniline in an amount of from about 2 to about 25 percent by weight of total solids, and a thermoplastic polyimide in an amount of from about 75 to about 98 percent by weig... | 10/31/2006 |
| 7127191 | Cleaning device for collecting toner on a surface of an image forming apparatus A cleaning device is provided with a conductive fur brush kept in contact with a transfer belt, a conductive brush kept in contact with the transfer belt upstream of the fur brush in the feed direction, and a single of constant-current d.c. power supply. The fur bru... | 10/24/2006 |
| 7111950 | Method for forming a metallic mirror surface on a receiving surface A method for forming a metallic mirror surface on a receiving surface is shown. The method comprises the steps of: cleaning the underlay surface; spraying on the receiving surface an activating treatment agent solution wherein the activating treatment agent solution... | 09/26/2006 |
| 7083885 | Transparent invisible conductive grid The present invention relates to an antistatic article comprising a substrate or support having thereon at least one antistatic layer, wherein the antistatic layer comprises a conductive material having areas of patterned coverage. ... | 08/01/2006 |
| 7022445 | Imaging member A charge transport layer for an imaging member comprising a charge transport layer wherein the charge transport layer is coated in two passes and wherein the second pass comprises the application of a charge transport component and a hindered phenol covalently bonde... | 04/04/2006 |
| 6933089 | Imaging member A charge transport layer for an imaging member comprising a dual charge transport layer and wherein the charge transport layers comprise a photogenerating layer; (1) a first charge transport layer comprised of a charge transport component and a resin binder; and the... | 08/23/2005 |
| 6815134 | Photoconductive drum in an image forming apparatus and method thereof A photoconductive drum forming an image by using an electric potential characteristic of a surface thereof includes a cylindrical base body, a photosensitive layer formed on the cylindrical base body to be chargeable with electricity, and an elastic layer having a h... | 11/09/2004 |
| 6800429 | Imaging materials with conductive layers containing electronically conductive polymer particles An imaging material comprising a support having disposed thereon: a) at least one image-formning layer, and b) at least one transparent electrically conductive antistatic layer that comprises electronically conductive polymer particles, a neutral-charge conductivity... | 10/05/2004 |
| 6699550 | Base-body for photosensitive drum and photosensitive drum with the use of the same The invention relates to a cylindrical resinous base-body for a photosensitive drum, and a photosensitive drum that includes the resinous base-body.... | 03/02/2004 |
| 6673499 | Organophotoreceptor having an improved ground stripe An organophotoreceptor comprising (a) at least one photoconductive element capable of retaining an electrophotographic latent image; (b) an electrically conductive substrate having an electrically conductive surface; (c) an electrically conductive ... | 01/06/2004 |
| 6605399 | Sleeved Photoconductive member and method of making A photoconductive sleeved primary image-forming member roller for use in an electrophotographic machine comprising a central member including a rigid cylindrical core member and a compliant layer formed on the core member; and a flexible, replaceable, rem... | 08/12/2003 |
| 6416862 | Ultrafine particulate zinc oxide and production process thereof Ultrafine particulates of highly white zinc oxide having a reduced average particle diameter of about 15 nm to about 55 nm as measured by the BET-one point method and that has an L value of about 90 or more as measured by a Hunter-type color-difference me... | 07/09/2002 |
| 6355390 | Electrophotographic photoconductor, production process thereof, electrophotographic image forming method and apparatus, and process cartridge An electrophotographic photoconductor has an electroconductive support, and an undercoat layer and a photoconductive layer which are successively overlaid on the support, the undercoat layer containing an inorganic pigment and a crosslinked N-alkoxymethyl... | 03/12/2002 |
| 6326110 | Humidity and temperature insensitive organic conductor for electrophotographic screening process In accordance with the present invention, a method of electrophotographically manufacturing a luminescent screen assembly on an interior surface of a faceplate panel 17 of a color CRT 10 includes the steps of: coating the surface of the panel with a condu... | 12/04/2001 |
| 6289196 | Oxidized transport donor roll coatings A donor member useful in ionographic or electrophotographic apparatuses and preferably useful in hybrid scavengeless development units, having a substrate and an oxidized transport coating including charge transport molecules, polymer binder, and an oxidi... | 09/11/2001 |
| 6251552 | Method and apparatus of developing electrophotographic master plate for printing A conductive layer 5 and a photoconductive layer 7 are laminated on a support member 3 made of resin so that an electrophotographic master plate for printing is constituted. Electrode portions 5a electrically connected to the conductive layer 5 are formed... | 06/26/2001 |
| 6228546 | Polymer, electrophotographic photosensitive member containing the polymer, process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member A polymer has a structural unit represented by the following formula (1): ##STR1## wherein X is single bond, substituted or unsubstituted alkylene group, --S--, or --O--, R1 to R6 are each hydrogen atom, substituted or unsubstituted ... | 05/08/2001 |
| 6107439 | Cross linked conducting compositions A conductive composition including a mixture of a reaction product of a hole transporting hydroxy functionalized aryl amine, a hydroxy functionalized arylamine that is different from the hole transporting hydroxy functionalized aryl amine, a cross linkable polyamid... | 08/22/2000 |
| 5981126 | Clay containing electrically-conductive layer for imaging elements The present invention is an imaging element which includes a support, an image forming layer superposed on the support, and an electrically conducting layer. The electrically conductive layer includes a smectite clay, a first polymeric binder which suffic... | 11/09/1999 |
