Patent application number | Description | Published |
20080233501 | Photoconductors containing fluorinated components - A photoconductor containing a fluoroalkyl ester layer, a supporting substrate, a photogenerating layer, and at least one charge transport layer. | 09-25-2008 |
20080233502 | Overcoated photoconductors containing fluorinated components - A photoconductor containing an optional supporting substrate, a photogenerating layer, at least one charge transport layer, and an overcoating layer in contact with and contiguous to the charge transport layer, and which overcoating layer includes a fluoroalkyl ester, and a polymer. | 09-25-2008 |
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 |
20080234975 | Methods and systems for evaluating pigment dispersions - Methods and systems for evaluating pigment dispersions with desired characteristics. More specifically, methods and systems for evaluating particle size of colorless or light color dispersions using a novel parameter described as particle size related scattering index (PSRSI). | 09-25-2008 |
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 |
20080280222 | IMAGING MEMBER - The presently disclosed embodiments are directed to charge transport layers useful in electrostatography. More particularly, the embodiments pertain to an improved electrostatographic imaging member having a specific photoreceptor material package comprising an undercoat layer, a charge generation layer comprising a single pigment in binder and having a narrow particle separation distance of the pigment particles, a long life charge transport layer, and an optional overcoat layer. | 11-13-2008 |
20080299484 | Photoreceptors - Methods for making dispersions, which are of various rheologies, various pigment/binder ratios, various particle sizes, and possess less impurities or large particles are provided. These dispersions may be utilized to form layers of photoreceptors. | 12-04-2008 |
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 |
20090061335 | Imaging member - The presently disclosed embodiments are directed to charge transport layers useful in electrostatography. More particularly, the embodiments pertain to an improved electrostatographic imaging member having a specific photoreceptor material package comprising an undercoat layer, a charge generation layer having a specific pigment blend, a long life charge transport layer, and an optional overcoat layer. | 03-05-2009 |
20090208857 | OVERCOAT CONTAINING FLUORINATED POLY(OXETANE) 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 in contact with the charge transport layer an overcoat layer comprised of a fluorinated poly(oxetane) polymer. | 08-20-2009 |
20090208858 | BACKING LAYER CONTAINING PHOTOCONDUCTOR - A photoconductor that includes, for example, a backing layer, a supporting substrate, a photogenerating layer, and a charge transport layer, and wherein the outermost layer of said backing layer is comprised of a self crosslinked acrylic resin and a crosslinkable siloxane component. | 08-20-2009 |
20090208859 | ANTICURL BACKSIDE COATING (ACBC) PHOTOCONDUCTORS - A photoconductor that includes a first layer, a supporting substrate thereover, a photogenerating layer, and at least one charge transport layer containing at least one charge transport component, and where the first layer is in contact with the supporting substrate on the reverse side thereof, and which first layer is comprised of a fluorinated poly(oxetane) polymer. | 08-20-2009 |
20090239166 | IMAGING MEMBER HAVING NANO POLYMERIC GEL PARTICLES IN VARIOUS LAYERS - Imaging members useful in electrostatographic apparatuses, including printers, copiers, other reproductive devices, and digital apparatuses. More particularly, imaging members having nano polymeric gel particles embedded into one or more layers of the imaging member that provide for increased mechanical strength and improved wear. | 09-24-2009 |
20090269687 | IMAGING MEMBER HAVING NANO POLYMERIC GEL PARTICLES IN VARIOUS LAYERS - Imaging members useful in electrostatographic apparatuses, including printers, copiers, other reproductive devices, and digital apparatuses. More particularly, imaging members having nano polymeric gel particles embedded into one or more layers of the imaging member that provide for increased mechanical strength and improved wear. | 10-29-2009 |
20090297963 | BACKING LAYER CONTAINING PHOTOCONDUCTOR - A photoconductor that includes, for example, a backing layer, a supporting substrate, a photogenerating layer, and a charge transport layer, and wherein the outermost layer of the backing layer is comprised of an acrylic resin and a crosslinkable fluoro additive. | 12-03-2009 |
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 |
20100190099 | NANO DIAMOND ANTICURL BACKSIDE COATING (ACBC) PHOTOCONDUCTORS - A photoconductor that includes a first layer, a supporting substrate thereover, a photogenerating layer, and at least one charge transport layer of at least one charge transport component, and wherein the first layer is in contact with the supporting substrate on the reverse side thereof, and which first layer is comprised of a nano diamond component. | 07-29-2010 |
20100279094 | CORE SHELL HYDROPHOBIC INTERMEDIATE TRANSFER COMPONENTS - An intermediate transfer belt that includes a core shell component wherein the core is, for example, comprised of a metal oxide, and the shell is comprised of silica, and which shell contains or includes a hydrophobic agent. | 11-04-2010 |
20100310774 | HYDROPHOBIC COATINGS AND THEIR PROCESSES - Exemplary embodiments provide materials and methods for hydrophobic coatings that can include hydrophobic core-shell nano-fillers dispersed in an elastomeric polymer matrix. | 12-09-2010 |
20100330479 | FLUORINATED NANO DIAMOND ANTICURL BACKSIDE COATING (ACBC) PHOTOCONDUCTORS - A photoconductor that includes a first layer, a supporting substrate thereover, a photogenerating layer, and at least one charge transport layer of at least one charge transport component, and wherein the first layer is in contact with the supporting substrate on the reverse side thereof, and which first layer includes a fluorinated nano diamond component. | 12-30-2010 |
20110027598 | POLYHEDRAL SILSESQUIOXANE MODIFIED POLYIMIDE CONTAINING INTERMEDIATE TRANSFER MEMBERS - An intermediate transfer media that includes a single layer of a polyhedral silsesquioxane polyimide, and where the silsesquioxane is attached to the polyimide or a multi layer transfer media that includes a supporting substrate, such as a polyimide, and thereover a polyhedral silsesquioxane modified polyimide, and where the silsesquioxane is attached to the polyimide. | 02-03-2011 |
20110027709 | FLUOROELASTOMER CONTAINING INTERMEDIATE TRANSFER MEMBERS - An intermediate transfer member that includes a core shell component wherein the core is, for example, comprised of a metal oxide, and the shell is comprised of a silica, which shell contains or includes a hydrophobic agent, and where the core shell is dispersed in or mixed with a fluoroelastomer. | 02-03-2011 |
20110223404 | INTERMEDIATE TRANSFER MEMBER - There is provided herein an intermediate transfer member. The intermediate transfer member includes conductive particles having thereon a shell comprising polyhedral oligomeric silsequioxane dispersed in a polymer. A method of manufacturing and intermediate transfer member is also disclosed. | 09-15-2011 |
20110223436 | INTERMEDIATE TRANSFER MEMBER - There is provided herein an intermediate transfer member. This intermediate transfer member includes a substrate layer. A surface layer is disposed on the substrate layer is disposed on the substrate layer and includes conductive particles having thereon a shell comprising a polyhedral oligomeric silsequioxane dispersed in a polymer. A method of manufacturing and intermediate transfer member is also disclosed. | 09-15-2011 |
20110250444 | INTERMEDIATE TRANSFER MEMBER AND METHOD OF MANUFACTURE - The present teachings provide an intermediate transfer member which includes a substrate layer and a surface layer disposed on the substrate layer. The surface layer includes a polyimide polymer having the formula: | 10-13-2011 |
20120041139 | COATING COMPOSITION AND SURFACE LAYER - The present teachings provide a composition that includes a functionalized polyfluoropolyether and functionalized polybutadiene in a weight ratio of functionalized polyfluoropolyether/functionalized polybutadiene of from about 20/80 to about 80/20 in a solvent. The composition can be used to form a surface layer having a water contact angle of greater than about 90° and a hexanedecane contact angle greater than about 45°. | 02-16-2012 |
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 |
20120070657 | INTERMEDIATE TRANSFER MEMBER - There is described an intermediate transfer member including a substrate layer comprising a polyimide and a surface layer. The surface layer includes a functionalized polyfluoropolyether and functionalized polybutadiene in a weight ratio of functionalized polyfluoropolyether/functionalized polybutadiene of from about 20/80 to about 80/20 and conductive particles. The method of manufacturing the intermediate transfer member is also described. | 03-22-2012 |
20120121916 | HYDROPHOBIC AND OLEOPHOBIC FUSER MEMBER - The present teachings provide a fuser member. The fuser member includes a substrate layer and a surface layer. The surface layer includes functionalized polyfluoropolyether and functionalized polybutadiene in a weight ratio of from about 20/80 to about 80/20. A method of manufacturing the fuser member is also disclosed. | 05-17-2012 |
20120141930 | Low Torque Overcoat for Imaging Device - An overcoat containing a copolymer of a first propylene monomer and a second hydrophilic monomer provides superior wear resistance and low torque to a photoreceptor. | 06-07-2012 |
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 |
20120201966 | SURFACE LAYER - The present teachings provide a composition that includes a functionalized polyfluoropolyether and functionalized polybutadiene in a weight ratio of functionalized polyfluoropolyether/functionalized polybutadiene of from about 20/80 to about 80/20 in a solvent. The composition can be used to form a surface layer having a water contact angle of greater than about 90° and a hexanedecane contact angle greater than about 45°. | 08-09-2012 |
20120241687 | COATING COMPOSITION AND SURFACE LAYER - The present teachings provide a composition that includes fluoroelastomer particles, core-shell particles wherein the core is a conductive particle and the shell is a fluoroplastic, and a solvent. A surface layer formed from the coating composition is provided. | 09-27-2012 |
20120244339 | FUSER MEMBER - The present teachings provide a fuser member. The fuser member includes a substrate layer and a surface layer disposed on the substrate layer. The substrate layer comprises a plurality of core-shell particles wherein the core is a conductive particle and the shell is a fluoroplastic dispersed in a fluoroelastomer. | 09-27-2012 |
20120244463 | INTERMEDIATE TRANSFER MEMBER - There is disclosed an intermediate transfer member that includes a layer of a polymer blend of polyimide and amino silicone having conductive particles dispersed therein. | 09-27-2012 |
20120244464 | INTERMEDIATE TRANSFER MEMBER - The present teachings provide an intermediate transfer member which includes a substrate layer and a surface layer disposed on the substrate layer. The surface layer includes a plurality of core-shell particles wherein the core is a conductive particle and the shell is a fluoroplastic dispersed in a fluoroelastomer. | 09-27-2012 |
20130101743 | COATING COMPOSITIONS - A mixture of a functionalized polyfluoropolyether and a benzoxaine resin in a weight ratio of from about 1/99 to about 99/1. | 04-25-2013 |
20130189616 | METHOD FOR MANUFACTURING PHOTORECEPTOR LAYERS - The present teachings describe a process for mixing comprising obtaining a dispersion of solid particles and an organic solvent wherein the dispersion comprises a particulate solid content of from about 0.5 weight percent to about 10 weight percent. The dispersion is mixed at a resonant frequency of the mixing system. | 07-25-2013 |
20130266356 | FUSER MEMBER - The present teachings provide a fuser member. The fuser member includes a substrate layer comprising a polyimide polymer and a fluoro acid. A method of manufacturing a fuser member is also described. | 10-10-2013 |
20130266732 | FLUORINATED POLYESTER COMPOUND, COATING COMPOSITIONS COMPRISING THE COMPOUND AND METHODS OF MAKING - An fluorinated polyester compound is disclosed. The fluorinated polyester compound can be made by combining ingredients comprising a hydroxyl terminated polyphenyl ether; a carboxylic acid terminated perfluoropolyether; an acid catalyst; and a solvent. A coating solution comprising the fluorinated polyester compound and a method of coating a substrate therewith are also disclosed. | 10-10-2013 |
20130320272 | INTERMEDIATE TRANSFER MEMBERS CONTAINING FLUORINATED POLYAMIC ACIDS - An intermediate transfer member that includes a fluorinated polyamic acid and a conductive component. | 12-05-2013 |
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 |
20140065533 | 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 a charge transport layer comprising a novel combination of a tetraaryl polycarbonate copolymer binder and perfluorinated fillers. The present charge transport layer provides reduced wear rate and long service life. | 03-06-2014 |
20140087298 | IMAGING MEMBER WITH FLUOROSULFONAMIDE-CONTAINING OVERCOAT LAYER - An imaging member includes a supporting substrate, an optional hole blocking layer, an optional adhesive layer, an imaging layer, and an overcoat layer, wherein the overcoat layer comprises a fluorosulfonamide. The overcoat layer can further include a charge transport compound and a melamine resin. | 03-27-2014 |
20140234545 | FUSER MEMBER COATING COMPOSITIONS - A xerographic fuser member that contains a composition of a polyimide and a perfluoropolyether phosphate. | 08-21-2014 |
20140374664 | INTERMEDIATE TRANSFER MEMBER AND METHOD OF MANUFACTURE - There is described an intermediate transfer member that include a layer of a polyimide polymer, carbon black and an alcohol phosphate. The alcohol phosphate has the structure: | 12-25-2014 |
20150037732 | METHOD FOR MANUFACTURING PHOTORECEPTOR LAYERS - The present teachings describe a process of forming a charge transport layer (CTL) coating dispersion. The process includes mixing a surfactant and a first organic solvent until the surfactant is completely solubilized. Fluoroplastic particles are added to the solubilized surfactant and first organic solvent while mixing to form a slurry. The slurry includes a particulate solid content of from about 5 weight percent to about 60 weight percent. The process includes mixing a base solution that includes a charge transport material, a binder, an antioxidant and a second organic solvent. The base solution is added to the slurry while mixing to form a CTL pre-mix dispersion. | 02-05-2015 |
20150079511 | POLYARYLATECARBONATE FLUOROPOLYMER 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, an optional anticurl layer, a photogenerating layer, and a charge transport layer comprised of a first charge transport compound, a second dissimilar charge transport compound, a fluoropolymer and a polyarylatecarbonate. | 03-19-2015 |