Patent application number | Description | Published |
20080220351 | Photoconductors containing photogenerating chelating components - A photoconductor containing a supporting substrate, a photogenerating layer; and at least one charge transport layer where the photogenerating layer contains a photogenerating pigment and a chelating additive or agent of, for example, a β-diketone, a ketoester, a hydroxyl carboxylic acid, a hydroxyl carboxylic acid ester, a keto alcohol, or an amino alcohol. | 09-11-2008 |
20080220352 | Photoconductors containing chelating components - A photoconductor containing a supporting substrate, a photogenerating layer; and at least one charge transport layer where the photogenerating layer contains a photogenerating pigment and a chelating additive or agent. | 09-11-2008 |
20080286669 | Photoconductors - A photoconductor that includes a supporting substrate, a first photogenerating layer, a second photogenerating layer and at least one charge transport layer. The first photogenerating layer contains, for example, a phthalocyanine pigment, and the second photogenerating layer contains a different phthalocyanine pigment than the first photogenerating layer phthalocyanine. | 11-20-2008 |
20080286670 | 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. | 11-20-2008 |
20090092911 | ADDITIVE 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 where the charge transport layer contains at least one of an ammonium salt. | 04-09-2009 |
20090092912 | IMIDAZOLIUM SALT CONTAINING CHARGE TRANSPORT LAYER PHOTOCONDUCTORS - A photoconductor comprising 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 imidazolium salt. | 04-09-2009 |
20090092913 | ADDITIVE 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 an ammonium salt, an imidazolium salt, or mixtures thereof. | 04-09-2009 |
20090092914 | PHOSPHONIUM CONTAINING PHOTOGENERATING LAYER PHOTOCONDUCTORS - A photoconductor that includes, for example, a supporting substrate, a phosphonium salt containing photogenerating layer, and at least one charge transport layer comprised of at least one charge transport component. | 04-09-2009 |
20090092915 | 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 phosphonium salt. | 04-09-2009 |
20090162766 | PHOTOCONDUCTORS CONTAINING KETAL OVERCOATS - 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 an overcoat, and where the overcoat contains at least one of ketal. In embodiments the overcoat layer may include α-hydroxyketone, α-diketone, or mixtures thereof. | 06-25-2009 |
20090246657 | OVERCOAT CONTAINING TITANOCENE PHOTOCONDUCTORS - A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, a charge transport layer, and an overcoat layer that contains a titanocene. | 10-01-2009 |
20090246667 | THIADIAZOLE CONTAINING CHARGE TRANSPORT LAYER PHOTOCONDUCTORS - A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, and at least one charge transport layer containing at least one charge transport component, and wherein the charge transport layer also contains a thiadiazole. | 10-01-2009 |
20090253063 | 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 comprising one or two low surface energy polymeric materials that enhance the physical and mechanical functions and reduce the layers surface contact friction of the imaging member to extend service life. | 10-08-2009 |
20090274968 | PYRAZINE 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 charge transport layer contains a pyrazine. | 11-05-2009 |
20090274970 | CARBAZOLE 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 charge transport layer contains a carbazole. | 11-05-2009 |
20090325090 | PHENOLIC RESIN HOLE BLOCKING LAYER PHOTOCONDUCTORS - A photoconductor that includes, for example, a substrate, a first layer like a ground plane layer, an undercoat layer thereover wherein the undercoat layer contains an aminosilane and a phenolic resin, a photogenerating layer, and at least one charge transport layer. | 12-31-2009 |
20100055588 | CHARGE TRANSPORT LAYER HAVING HIGH MOBILITY TRANSPORT MOLECULE MIXTURE - The presently disclosed embodiments relate generally to layers that are useful in imaging apparatus members and components, for use in electrostatographic, including digital, apparatuses. More particularly, the embodiments pertain to an improved electrostatographic imaging member having a specific mixture of high mobility molecules in the charge transport layer which exhibits reduced propensity for crystallization while maintaining or improving electrical performance. | 03-04-2010 |
20100119963 | PHOTOCONDUCTORS AND PROCESSES THEREOF - 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 an improved photoreceptor that exhibits little to no response to injected charges and demonstrates excellent ghosting properties. | 05-13-2010 |
20100129743 | 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 comprising TiSi in which the TiO | 05-27-2010 |
20100221649 | BORON CONTAINING HOLE BLOCKING LAYER PHOTOCONDUCTOR - A photoconductor that includes a supporting substrate, a ground plane layer, a hole blocking layer, a photogenerating layer, and at least one charge transport layer, and where the hole blocking layer includes a boron containing compound. | 09-02-2010 |
20100323288 | PHOTORECEPTOR WITH RELEASE LAYER - The disclosed embodiments are directed to an electrophotographic photoreceptor having a release layer. More particularly, the disclosure relates to an electrophotographic photoreceptor having a release layer which comprises an organosilane compound coated over the substrate surface. Other embodiments include methods for coating layer removal using a specifically configured electrophotographic photoreceptor having a release layer and methods for recovering a charge transport molecule. | 12-23-2010 |
20110104602 | GELATIN RELEASE LAYER AND METHODS FOR USING THE SAME - The disclosed embodiments are directed to a method for removing photoreceptor coatings from a rigid substrate, wherein the photoreceptor coatings disposed over a substrate of an electrophotographic photoreceptor, in order to recover it for re-use in photoreceptor manufacturing. More specifically, the invention discloses a photoreceptor substrate recovery methodology that includes the creation of an inner release layer over the substrate and followed by subjecting the rejected or used electrophotographic photoreceptor to a step of soaking in a non-toxic and environmentally-friendly stripping solution that separates the coatings from the substrate. | 05-05-2011 |
20110104603 | SILANE RELEASE LAYER AND METHODS FOR USING THE SAME - The disclosed embodiments are directed to processes for removing photoreceptor coatings from a substrate, wherein the photoreceptor coatings disposed over a substrate of an electrophotographic photoreceptor. More specifically, the present embodiments discloses a photoreceptor coatings removal process comprises subjecting an electrophotographic photoreceptor to a stripping solution that separates the coatings from the substrate. | 05-05-2011 |
20110151363 | UNDERCOAT LAYER AND IMAGING MEMBERS COMPRISING SAME - Disclosed are undercoat layers comprising a metal oxide, a polymer, and a citrate of Formula (I): | 06-23-2011 |
20110180099 | RELEASABLE UNDERCOAT LAYER AND METHODS FOR USING THE SAME - Embodiments relate generally to an imaging member that facilitates removal of the imaging member coating layers disposed over the imaging member and environmentally or “green” methods for using the same. More specifically, the present embodiments disclose an electrophotographic photoreceptor that includes a specifically formulated undercoat layer that allows easy removal of the photoreceptor layers disposed on top of the undercoat layer. The present embodiments provide a simple yet efficient method for reclaiming recycling or remanufacturing electrophotographic photoreceptors. | 07-28-2011 |
20110183244 | RELEASABLE UNDERCOAT LAYER AND METHODS FOR USING THE SAME - Embodiments relate generally to an imaging member that facilitates removal of the imaging member coating layers disposed over the imaging member and environmentally or “green” methods for using the same. More specifically, the present embodiments disclose an electrophotographic photoreceptor that includes a specifically formulated undercoat layer that allows easy removal of the photoreceptor layers disposed on top of the undercoat layer. The present embodiments provide a simple yet efficient method for reclaiming recycling or remanufacturing electrophotographic photoreceptors. | 07-28-2011 |
20120009352 | PROCESS FOR FABRICATION OF SEAMLESS UV CURED INTERMEDIATE TRANSFER BELTS (ITB) - Various embodiments provide methods and apparatus for forming intermediate transfer belts (ITBs) by combining a dip-coating process with a UV-curing process. | 01-12-2012 |
20140323377 | UNDERCOAT LAYER AND IMAGING MEMBERS COMPRISING SAME - Disclosed are undercoat layers comprising a metal oxide, a polymer, and a citrate of Formula (I): | 10-30-2014 |