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8173342 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...
8168357 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...
8158315 SN containing hole blocking layer photoconductor  
A photoconductor that includes a supporting substrate, a hole blocking layer, a ground plane layer, a photogenerating layer, and at least one charge transport layer, and where the hole blocking...
8153341 Phosphate containing photoconductors  
A photoconductor that includes, for example, a supporting substrate, an undercoat layer thereover wherein the undercoat layer contains a metal oxide, a phenolic resin, and a phosphate; a...
8137877 Electrophotographic photoreceptor having excellent stability in terms of electrical properties and interlayer adhesion strength and electrophotographic imaging apparatus employing the same  
An electrophotographic photoreceptor including an undercoat layer and a photosensitive layer that are sequentially formed on an electrically conductive substrate, wherein the undercoat layer has a...
8119316 Thiuram tetrasulfide containing photogenerating layer  
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...
8080627 Polycarbonate resin, process for producing the same and electrophotographic photoreceptor using the same  
The present invention provides an electrophotographic photoreceptor having excellent lubricity and abrasion resistance by using a novel polycarbonate resin comprising structural units having a...
8080628 Polycarbonate resin and electrophotographic photosensitive body using the same  
An electrophotographic photosensitive body which has both good image stability and wear resistance under high temperature and high humidity conditions can be obtained by using a novel polycarbonate...
8062815 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...
8062816 Phosphonate 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...
8053152 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...
8048601 Aminosilane and self crosslinking acrylic 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 crosslinked...
8021810 Image carrier, process cartridge and image-forming apparatus  
An image carrier includes a conductive base material and a photosensitive layer formed on the base material. The photosensitive layer has an outermost surface layer that contains particles having a...
7964328 Condensation polymer photoconductive elements  
The present invention relates to photoconductive elements having an electrically conductive support, an electrical barrier layer and, disposed over the conductive layer, a charge generation layer...
7960081 Electrophotographic photoreceptor having N-alkoxymethylated nylon intermediate layer, and image forming apparatus having the electrophotographic photoreceptor  
An electrophotographic photoreceptor, including an electroconductive substrate; an intermediate layer, located overlying the electroconductive substrate; and a photosensitive layer, located...
7947418 Sulfonamide phenolic hole blocking photoconductor  
A photoconductor that includes, for example, a substrate, an undercoat layer thereover wherein the undercoat layer contains a metal oxide dispersed in a mixture of a sulfonamide formaldehyde resin...
7914961 Salt additive containing 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 at least one...
7910274 Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus  
An electrophotographic photosensitive member is provided in which both a potential variation over a long time period and a potential variation within a short time period are suppressed. A method of...
7871748 Iron containing hole blocking layer containing photoconductors  
A photoconductor that includes a substrate; an undercoat layer thereover wherein the undercoat layer contains, for example, a metal oxide, and an iron containing compound; a photogenerating layer;...
7871747 Electrophotographic photoconductor having charge blocking and moire preventing layers  
To provide an electrophotographic photoconductor that has a layer containing a compound represented by the following general formula (1), and an image forming apparatus using the...
7851112 Thiophosphate containing photoconductors  
A photoconductor containing an optional supporting substrate, a thiophosphate containing photogenerating layer, and a charge transport layer which includes a polyhedral oligomeric silsesquioxane...
7846628 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...
7838189 Imaging member having sulfur-containing additive  
An imaging member containing a substrate, and an outer layer containing a sulfur-containing additive, and an image forming apparatus for forming images on a recording medium including the imaging...
7824830 Coating liquid and electrophotographic photoreceptor prepared using the coating liquid  
A coating liquid including an N-alkoxymethylated nylon and a solvent, wherein the N-alkoxymethylated nylon includes one or more ions in an amount of from 200 to 500 ppm based on a weight of the...
7785762 Image forming apparatus and image forming method  
An image forming apparatus including an image bearing member for bearing a latent electrostatic image including a substrate, an intermediate layer containing a metal oxide, a photosensitive layer...
7732111 Photoconductors containing halogenated binders and aminosilanes in hole blocking layer  
A photoconductor containing a supporting substrate; an undercoat layer comprised of a mixture of an aminosilane and a halogenated polymer; a photogenerating layer; and at least one charge transport...
7704655 Electrophotographic photoreceptor and electrophotographic apparatus  
An electrophotographic photoreceptor which can respond to a reduction in diameter of photoreceptor and a process having high circumferential speed, due to the demand in the miniaturization and...
7704656 Photoconductive imaging member  
A photoreceptor comprising a charge transport layer doped with a polyarylate polymer is provided. A charge transport layer is doped with about 0.1 to about 10.0% by weight, solids basis, of a...
7670743 Image forming method  
An image is formed by projecting an image by way of an image irradiating device onto an image bearing member configured to operate at a linear velocity of at least 300 mm/sec, and which is...
7645555 Photoreceptor member  
An electrophotographic photoreceptor and method for forming a photoreceptor is disclosed which is provided with an anticorrosion layer on the interface between the supporting substrate surface and...
7629096 Electrophotographic photoreceptor with an undercoat layer containing a polyimide resin and electrophotographic apparatus with the photoreceptor  
An electrophotographic photoreceptor that without detriment to excellent electrophotographic performance, realizes coating of any defects on a conductive substrate and excels in repetition...
7579127 Blocked polyisocyanates incorporating planar electron-deficient tetracobonylbisimide moieties  
The present invention is a photoconductive element containing an electrically conductive support, an electrical barrier layer disposed over said electrically conductive support and a charge...
7544452 Thick undercoats  
Binders containing metal oxide nanoparticles and a co-resin of phenolic resin and aminoplast resin, and electrophotographic imaging member undercoat layer containing the binders.
7544453 Photoreceptor with improved electron transport  
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...
7541124 Condensation polymer photoconductive elements  
The present invention relates to photoconductive elements having an electrically conductive support, an electrical barrier layer and, disposed over the barrier layer, a charge generation layer...
7537872 Image bearing member with charge blocking layer and moire prevention layer, and image forming apparatus and process cartridge using the same  
An image bearing member including an electroconductive substrate, a charge blocking layer disposed overlying the electroconductive substrate, a moire prevention layer disposed overlying the charge...
7534538 Coating liquid for intermediate layer in electrophotographic photoconductor, electrophotographic photoconductor utilizing the same, image forming apparatus and process cartridge for image forming apparatus  
A coating liquid for an intermediate layer of an electrophotographic photoconductor comprises at least one of alcohol solvents; and N-methoxymethylated nylon, in which the N-methoxymethylated nylon...
7521161 Electrophotographic photoreceptor, undercoat layer coating liquid therefor, and image forming apparatus and process cartridge using the photoreceptor  
An electrophotographic photoreceptor, including an electroconductive substrate; an undercoat layer located overlying the electroconductive substrate; and a photosensitive layer located overlying...
7510810 Cyanoresin polymers and electrophotographic imaging members containing cyanoresin polymers  
Cyanoresin polymer reaction products of a hydroxyl-containing polymers and acrylonitrile, where at least one side chain group of the cyanoresin polymer is a cyano group, and electropotographic...
7507511 Electrophotographic photoreceptor, and image forming apparatus and process cartridge therefor using the electrophotographic photoreceptor  
An electrophotographic photoreceptor, including: an electroconductive substrate;a first undercoat layer including no metal oxide, located overlying the electroconductive substrate;a second...
7476479 Hydrolyzed semi-conductive nanoparticles for imaging member undercoating layers  
An imaging member includes a substrate, an intermediate layer, and a photoconductor layer, where the intermediate layer includes hydrolyzed semi-conductive nanoparticles, such as hydrolyzed...
7473510 Electrophotographic photoreceptor, a processing cartridge, an image forming apparatus and an image forming method  
An electrophotographic photoreceptor to be used in an image forming apparatus having a charge providing means by contacting a charging member to an electrophotographic photoreceptor is disclosed....
7462433 Photoreceptor 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...
7459251 Imaging member  
An imaging member comprising a barrier or under-layer intermediate a photogenerating layer and charge transport layer to reduce charge deficiency spots. The barrier under-layer comprises a film...
7452644 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus  
An electrophotographic photosensitive member capable of outputting an image in which a defect such as a ghost is suppressed even in a high-temperature-and-high-humidity environment, and in which a...
7442479 Electrophotographic photoreceptor, and image forming apparatus and process cartridge using the electrophotographic photoreceptor  
A photoreceptor including at least an electroconductive substrate, and a charge blocking layer, a moiré preventing layer, and a photosensitive layer, which are located overlying the ...
7371492 Vinyl polymer photoconductive elements  
The present invention is a photoconductive element that includes an electrically conductive support, an electrical barrier layer disposed over said electrically conductive support, and disposed...
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...
7267915 Photoconductive element having an amorphous polymeric barrier layer  
This invention relates to electrophotography and to amorphous condensation polymers comprising a polyester-co-imide, polyester-co-imide, polyesterionomer-co-imide, or polyamide-co-imide as a...
7258958 Organic photoreceptor, process cartridge, image forming apparatus, and image forming method  
An organic photoconductor, comprises a conductive base, a charge generating lager and a charge transport layer, wherein the charge generating lager and the charge transport layer are provided in...
Matches 1 - 50 out of 292 1 2 3 4 5 6 >