Patent application number | Description | Published |
20080233503 | Photoconductor fluorinated charge transport layers - A photoconductor containing a supporting substrate, a photogenerating layer, and at least one charge transport layer which contains a fluoroalkyl ester. | 09-25-2008 |
20080268356 | Silanol containing 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, and wherein the photogenerating layer contains a Type V hydroxygallium phthalocyanine having incorporated therein a silanol. | 10-30-2008 |
20080268358 | Single layered photoconductors - A photoconductor that includes a supporting substrate, and an active layer in contact with the substrate, and which active layer contains a photogenerating pigment of a titanyl phthalocyanine, at least one charge transport component, and a mixture of a metal oxide and a chelating agent, where the titanyl phthalocyanine is prepared by dissolving a Type I titanyl phthalocyanine in a solution comprising a trihaloacetic acid and an alkylene halide; adding the resulting mixture of the dissolved Type I titanyl phthalocyanine to a solution comprising an alcohol and an alkylene halide thereby precipitating a Type Y titanyl phthalocyanine; and treating the Type Y titanyl phthalocyanine with a monohalobenzene to form Type V titanyl phthalocyanine. | 10-30-2008 |
20080268359 | Single layered photoconductors - A photoconductor that includes a supporting substrate, and an active layer in contact with the substrate, and which layer contains at least one photogenerating pigment, at least one charge transport component, and a mixture of a metal oxide and a chelating agent of a tetrafluorodihydroxyanthraquinone. | 10-30-2008 |
20080280220 | Electrophotographic imaging member and method of making same - Disclosed herein is an electrophotographic imaging member comprising a substrate, and a charge generating layer containing a phthalocyanine pigment, a binder, and a solvent. The charge generating layer has a pigment particle separation distance of 28 nm or less after evaporation of the solvent. A coating system, a method of making an electrophotographic imaging member, and a method of printing also are disclosed. | 11-13-2008 |
20080311497 | HOLE BLOCKING LAYER CONTAINING PHOTOCONDUCTORS - A photoconductor that includes a substrate; an undercoat layer thereover wherein the undercoat layer comprises a metal oxide, an electron donor electron acceptor charge transfer complex; a photogenerating layer; and at least one charge transport layer. | 12-18-2008 |
20080311498 | PHOTORECEPTOR LAYER HAVING RHODAMINE 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 that incorporates a rhodamine compound that improves image quality. | 12-18-2008 |
20090162764 | NITROGEN HETEROCYCLICS 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 a nitrogen heterocyclic component such as a triazine. | 06-25-2009 |
20090162769 | PHOSPHINE OXIDE 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 phosphine oxide. | 06-25-2009 |
20090246665 | METAL OXIDE OVERCOATED PHOTOCONDUCTORS - A photoconductor containing a photogenerating layer, and at least one charge transport layer, and a top polymeric overcoat layer in contact with, and contiguous to the charge transport layer, and which overcoat layer includes an indium tin oxide. | 10-01-2009 |
20100015540 | BINDERLESS OVERCOAT LAYER - Embodiments pertain to a novel imaging member, namely, an imaging member or photoreceptor comprising a binderless overcoat layer which exhibits substantially improved electrical performance, such as low residual potential and good electrical cyclic stability. The overcoat layer of the present embodiments is formed from a formulation comprising a small transport molecule, a crosslinking agent, an acid catalyst and a solvent. | 01-21-2010 |
20100129744 | ESTER THIOLS CONTAINING PHOTOGENERATING LAYER PHOTOCONDUCTORS - A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, and at least one charge transport layer, and where the photogenerating layer contains at least one photogenerating component, and a mixture of an ester thiol and a poly(vinyl halide) copolymer. | 05-27-2010 |
20100330476 | POLYFLUORINATED CORE SHELL PHOTOCONDUCTORS - A photoconductor that includes a photogenerating layer and a charge transport layer containing a charge transport component, a fluorinated polymer, and a core shell component, and wherein the core is comprised of a metal oxide and the shell is comprised of silica. | 12-30-2010 |
20100330477 | CORE SHELL PHOTOCONDUCTORS - A photoconductor that includes a photogenerating layer, and a charge transport layer containing a charge transport component, and a core shell component, and wherein the core is comprised of a metal oxide and the shell is comprised of silica. | 12-30-2010 |
20110027705 | EPOXYSILANE 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 an epoxysilane, a photogenerating layer, and at least one charge transport layer. | 02-03-2011 |
20110027706 | MELAMINE POLYMER 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 melamine polymer, a photogenerating layer, and at least one charge transport layer. | 02-03-2011 |
20110183245 | POLYAMIDEIMIDE CONTAINING PHOTOCONDUCTORS - A photoconductor that includes a supporting substrate, an optional ground plane layer, an optional hole blocking layer, a photogenerating layer, and at least one charge transport layer, and where the charge transport layer contains a polyamideimide. | 07-28-2011 |
20110294054 | POLYALKYLENE GLYCOL BENZOATE POLYTETRAFLUOROETHYLENE CONTAINING PHOTOCONDUCTORS - A photoconductor that includes a supporting substrate, an optional ground plane layer, an optional hole blocking layer, an optional adhesive layer, a photogenerating layer, and at least one charge transport layer, and where the charge transport layer contains a polyalkylene glycol benzoate and a fluorinated polymer. | 12-01-2011 |
20120063818 | Electrophotographic Imaging Member and Method of Making Same - Disclosed herein is an electrophotographic imaging member comprising a substrate, and a charge generating layer containing a phthalocyanine pigment, a binder, and a solvent. The charge generating layer has a pigment particle separation distance of 28 nm or less after evaporation of the solvent. A coating system, a method of making an electrophotographic imaging member, and a method of printing also are disclosed. | 03-15-2012 |
20120189949 | PHOTOCONDUCTOR OVERCOAT LAYER - A photoconductor containing a photogenerating layer, and at least one charge transport layer, and an overcoat layer in contact with, and contiguous to the charge transport layer. The overcoat layer is comprised polyethylene-block-polyethylene glycol copolymer and a charge transport component. | 07-26-2012 |
20130017479 | PHENOLIC PHOSPHITE CONTAINING PHOTOCONDUCTORSAANM WU; JinAACI PittsfordAAST NYAACO USAAGP WU; Jin Pittsford NY USAANM DINH; Kenny-Tuan T.AACI WebsterAAST NYAACO USAAGP DINH; Kenny-Tuan T. Webster NY USAANM STREET; Terry L.AACI FairportAAST NYAACO USAAGP STREET; Terry L. Fairport NY USAANM HEDRICK; Robert W.AACI SpencerportAAST NYAACO USAAGP HEDRICK; Robert W. Spencerport NY USAANM FERRARESE; Linda L.AACI RochesterAAST NYAACO USAAGP FERRARESE; Linda L. Rochester NY USAANM GILMARTIN; Brian P.AACI WilliamsvilleAAST NYAACO USAAGP GILMARTIN; Brian P. Williamsville NY US - A photoconductor containing an optional supporting substrate layer, a photogenerating layer, a charge transport layer, and a top overcoat layer of a phenolic compound, a phosphite compound, an optional charge transport compound, an optional melamine resin, an optional acrylated polyol, and an optional catalyst. | 01-17-2013 |
20130330665 | TETRAARYL POLYCARBONATE CONTAINING PHOTOCONDUCTORS - A photoconductor that includes, for example, a supporting substrate, an optional ground plane layer, an optional hole blocking layer, an optional adhesive layer, a photogenerating layer, and a charge transport layer, and where the charge transport layer contains a mixture of a charge transport component and a tetraaryl polycarbonate. | 12-12-2013 |
20140023959 | IMAGING MEMBER LAYERS - The presently disclosed embodiments relate generally to layers that are useful in imaging apparatus members and components, for use in electrophotographic, including digital printing, apparatuses. More particularly, the embodiments pertain to an improved electrophotographic imaging member comprising an overcoat layer which prevents image quality issues such as deletion. The overcoat layer comprises a phenolic triarylamine charge transport molecule, an aminoplast and a triamino triphenyl compound. | 01-23-2014 |