Patent application number | Description | Published |
20090233197 | CROSSLINKING OUTER LAYER AND PROCESS FOR PREPARING THE SAME - The presently disclosed embodiments are directed to an improved low wear overcoat for an imaging member having a substrate, a charge transport layer, and an overcoat positioned on the charge transport layer, and a process for preparing the same including combining a binder, a hole transport molecule, a melamine formaldehyde crosslinking agent and an acid catalyst dissolved in an alcohol solvent to form an overcoat solution, and subsequently providing the overcoat solution onto the charge transport layer to form an overcoat layer. | 09-17-2009 |
20090263737 | IMAGING MEMBER AND METHODS OF FORMING THE SAME - The presently disclosed embodiments are directed to an imaging member having an outermost layer formulation that includes wax particles which creates a rough surface morphology for the layer and imparts increased scratch resistance, reduced torque, and improved cleaning performance to the layer. In embodiments, the outermost layer is an overcoat layer used for an improved imaging member having a substrate, a charge transport layer, and an overcoat positioned on the charge transport layer. | 10-22-2009 |
20090326087 | METHOD FOR TREATING MICROCAPSULES FOR USE IN IMAGING MEMBER - The presently disclosed embodiments are directed to a method for treating microcapsules for use in an improved imaging member, namely, in the overcoat layer. The overcoat layer is used for an imaging member having a substrate, a charge transport layer, and an overcoat positioned on the charge transport layer, and a method for making the overcoat layer using the treated microcapsules is provided. | 12-31-2009 |
20100015539 | OVERCOAT LAYER IN PHOTORECEPTIVE DEVICE - The presently disclosed embodiments are directed to an improved low wear overcoat for an imaging member having a substrate, a charge transport layer, and an overcoat layer positioned on the charge transport layer, and a process for preparing the same, where the overcoat layer includes an aromatic polyol binder, a hole transport molecule, and a melamine formaldehyde curing resin. | 01-21-2010 |
20100035169 | CROSSLINKED SILOXANE OUTMOST LAYER HAVING AROMATIC SILICON-CONTAINING COMPOUNDS FOR PHOTORECEPTORS - An aromatic silicon-containing compound has the formula: | 02-11-2010 |
20100227071 | PROCESS FOR PREPARING STRUCTURED ORGANIC FILMS (SOFS) VIA A PRE-SOF - A processes for preparing structured organic film (SOF) comprising a plurality of segments and a plurality of linkers arranged as a covalent organic framework, wherein the structured organic film may be a multi-segment thick structured organic film by reaction of a pre-SOF. | 09-09-2010 |
20110014563 | METHODS OF MAKING AN IMPROVED PHOTORECEPTOR OUTER LAYER - The presently disclosed embodiments relate generally to layers that are useful in imaging apparatus members and components, for use in electrophotographic, including digital, apparatuses. Embodiments pertain to an improved electrophotographic imaging member incorporating an outer layer having a nano- to micron-scale pattern imprinted into its surface to lower friction with the cleaning blade and improve print quality and performance. Embodiments also pertain to methods for making the improved imaging member. | 01-20-2011 |
20110052820 | PROCESS FOR MAKING CORE-SHELL FLUORINATED PARTICLES AND AN OVERCOAT LAYER COMPRISING THE SAME - The presently disclosed embodiments are directed generally to methods for making the core-shell fluorinated particles which are incorporated into the overcoat layers of an electrophotographic imaging member to reduce torque and cleaning failures during the photoreceptor cleaning process. The core-shell fluorinated particles are core-shell fluorinated nano- or micro-particles encapsulated in a melamine shell. The present embodiments also pertain to processes for making the overcoat layer comprising the core-shell fluorinated particles. | 03-03-2011 |
20110053064 | OVERCOAT LAYER COMPRISING CORE-SHELL FLUORINATED PARTICLES - The presently disclosed embodiments are directed generally to an improved electrophotographic imaging member in which the overcoat layer incorporates core-shell fluorinated nano- or micro-particles encapsulated in a melamine shell to reduce torque and cleaning failures during the photoreceptor cleaning process. | 03-03-2011 |
20110111334 | LIGHT SHOCK RESISTANT OVERCOAT LAYER - Embodiments pertain to a novel imaging member, namely, an imaging member or photoreceptor comprising an overcoat layer which comprises light-absorbing material that improves print quality. The light-absorbing material reduces the intrinsic light shock suffered by conventional overcoat layers without negatively impacting electrical properties of the overcoat layer. | 05-12-2011 |
20120099897 | SURFACE-PATTERNED PHOTORECEPTOR - Presently disclosed embodiments relate generally to layers that are useful in imaging apparatus members and components, for use in electrophotographic, including digital, apparatuses. More particularly, the embodiments pertain to an electrophotographic imaging member having its outer surface patterned such that friction with the cleaning blade is significantly reduced. | 04-26-2012 |
20120321799 | METHODS AND SYSTEMS FOR MAKING PATTERNED PHOTORECEPTOR OUTER LAYER - The presently disclosed embodiments relate generally to layers that are useful in imaging apparatus members and components, for use in electrophotographic, including digital, apparatuses. Embodiments pertain to an improved electrophotographic imaging member incorporating an outer layer having a groove pattern imprinted into its surface to lower friction with the cleaning blade and improve print quality and performance. Embodiments also pertain to methods and systems for making the improved imaging member. | 12-20-2012 |
20130078560 | LOW-WEAR PHOTORECEPTOR SURFACE LAYER - A robust imaging member, such as long life photoreceptor, comprising a structured organic film comprising a plurality of segments and a plurality of linkers arranged as a covalent organic framework. | 03-28-2013 |
20130078561 | ROBUST PHOTORECEPTOR SURFACE LAYER - A imaging member, such as a photoreceptor, comprising a structured organic film comprising a plurality of segments and a plurality of linkers arranged as a covalent organic framework, wherein the structured organic film may comprise at least one secondary component, such as an antioxidant. | 03-28-2013 |
20130288168 | IMAGING MEMBER AND METHOD OF MAKING AN IMAGING MEMBER - Imaging members having a support, an imaging layer disposed on the support, an outer layer disposed on the imaging layer and fluoropolymer particles imbedded in an outer surface of the outer layer. Image forming apparatuses having such imaging members. Processes for preparing an imaging member for an electrophotographic apparatus, the process involving coating an imaging layer with an outer layer formulation. The imaging layer can be disposed on a support. The outer layer formulation can be dried to form an outer layer disposed on the imaging layer and has an outer surface. Fluoropolymer particles are applied to the outer layer. | 10-31-2013 |
20150064614 | HIGH SPEED CHARGE TRANSPORT LAYER - A photoreceptor includes a substrate a charge generating layer disposed on the substrate and a charge transport layer disposed on the charge generating layer, the charge transport layer includes a hole transport molecule, a fluorinated diol, and a leveling agent, the charge transport layer is substantially free of a polymer binder and catalyst, and has a post-discharge voltage of less than about 10 volts. | 03-05-2015 |