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7618759 |
Electrophotographic photosensitive member, and image forming apparatus using same
The present invention relates to an electrophotographic photosensitive member including a cylindrical body and a photosensitive layer. The cylindrical body has provided with an outer circumference,...
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7585602 |
Imaging member having antistatic anticurl back coating containing polyhedral oligomeric silsequioxane silanol
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...
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7534535 |
Photoreceptor member
An electrophotographic photoreceptor is disclosed which is provided with an anti-corrosion layer on the interface between the substrate surface and hole blocking layer. The photoreceptor has high...
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7527906 |
Imaging member having adjustable friction anticurl back coating
The presently disclosed embodiments are directed to anticurl back coatings useful in electrostatography. More particularly, the embodiments pertain to an electrophotographic imaging member with an...
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7524596 |
Electrophotographic photoreceptors having reduced torque and improved mechanical robustness
Backing layers, which may be useful for reducing torque in electrophotographic photoreceptors, are provided. The backing layers, which may be anti-curl backing layers, include a polymer matrix...
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7504187 |
Mechanically robust imaging member overcoat
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...
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7473506 |
Method of producing an electrophotographic photoconductor and an electrophotographic photoconductor produced by this method
A method of producing an electrophotographic photoconductor, which prevents filler material in a coating liquid from aggregating onto etching pits formed on a surface of an aluminum raw drum. A...
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7462434 |
Imaging member with low surface energy polymer in anti-curl back coating layer
An imaging member having an anti-curl back coating is disclosed. The anti-curl back coating comprises a low surface energy polymer having siloxane segments in its backbone and a film forming...
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7459249 |
Base for photosensitive drum and photosensitive drum
A cylindrical base for a photosensitive drum composed of a conductive resin composition containing a resin base material and a conductive material mainly containing carbon black, on which base a...
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7455941 |
Imaging member with multilayer anti-curl back coating
An imaging member having an anti-curl back coating comprising an inner layer and an outer layer is disclosed. The outer layer comprises a low surface energy polymer having siloxane segments in its...
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7435518 |
Method of treating an electrophotographic-imaging member with a rare earth material
This invention relates to a method for improving chemical stability in a metal or metallized substrate, such as an aluminum substrate, of an electrophotographic-imaging member by treating the...
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7429440 |
Electrophotographic photoreceptor, image forming apparatus and image forming method
An electrophotographic photoreceptor includes a surface layer having a contact angle of 90 to 130° on a cylindrical conductive substrate having a cylindricity of 5 to 40 μm.
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7422831 |
Anticurl back coating layer electrophotographic imaging members
The presently disclosed embodiments are directed to anticurl back coatings useful in electrophotography. More particularly, the embodiments pertain to an electrophotographic imaging member with an...
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7361440 |
Anticurl backing layer for electrostatographic imaging members
The presently disclosed embodiments are directed to anticurl backing layers useful in electrostatography. More particularly, the embodiments pertain to an electrostatographic imaging member with an...
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7361439 |
Lathe surface for coating streak suppression
A photoreceptor aluminum alloy substrate is prepared with specific roughness characteristics and an oxide layer for use in multi-layered electrophotographic photoreceptor. A photoreceptor...
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7358018 |
Substrate for electrophotographic photoreceptor, process for producing the substrate, and electrophotographic photoreceptor employing the substrate
An electrophotographic photoreceptor substrate which can be easily produced with high productivity and prevents the occurrence of image defects, and which has fine grooves formed in the surface...
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7335452 |
Substrate with plywood suppression
The present disclosure provides photoreceptors and methods for fabricating photoreceptors. Photoreceptor device surfaces and fabrication methods have been designed to suppress a “plywood...
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7267917 |
Photoreceptor charge transport layer composition
A charge transport layer composition for a photoreceptor includes at least a binder, at least one arylamine charge transport material, e.g.,...
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7261986 |
Photoconductive member for an electrophotographic machine and method of forming same
A method for producing a substrate for a photoconductive member includes etching the substrate with a self-limiting acid that removes the metal oxides from but does not affect the surface roughness...
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7247228 |
Method for preparing a carrier for a photoconductor for the formation of an electrophotographic recording element and a recording element formed accordingly
A carrier or substrate for a photoconductor to be used for the formation of an electrophotographic recording element, particularly an imaging drum for an electrophotographic printing press, wherein...
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7211358 |
Image cylinder sleeve for an electrophotographic machine and method for producing same
A photoconductive member for use in an electrophotographic machine includes a substrate having an inside and outside surface. An inner smoothing layer is disposed over the inside surface of the...
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7202005 |
Image forming method and an image forming apparatus
Disclosed is an image forming method comprising: developing a latent image formed on a cylindrical electrophotographic photoreceptor having a cylindricity of 5 to 40 μm, with a developer...
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7166399 |
Photosensitive member having anti-curl backing layer with lignin sulfonic acid doped polyaniline
An electrostatographic imaging member having a charge-retentive surface and a substrate, an imaging layer to receive an electrostatic latent image thereon, wherein the imaging layer is positioned...
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7153620 |
Transparent invisible conductive grid
The present invention relates to an antistatic article comprising a substrate or support having thereon at least one antistatic layer, wherein the antistatic layer comprises a conductive material...
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7083885 |
Transparent invisible conductive grid
The present invention relates to an antistatic article comprising a substrate or support having thereon at least one antistatic layer, wherein the antistatic layer comprises a conductive material...
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7078143 |
Electrophotographic photoreceptor and method for producing the same
The object of the invention is to prevent interference fringes of images and allow precise measurement of the thickness of a layer by the optical interferometry by limiting the surface roughness of...
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7071285 |
Aromatic polycarbonate resin, electrophotographic photoconductor, process cartridge, and electrophotographic image forming method and apparatus
An electrophotographic photoconductor has an electroconductive support, and a photoconductive layer formed thereon containing as an effective component an aromatic polycarbonate resin having a...
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7060406 |
Light-receiving member, image-forming apparatus, and image-forming method
A light-receiving member comprising a conductive substrate, and formed superposingly thereon a photosensitive layer and a surface protective layer in order. The light-receiving member has a surface...
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7029811 |
Electrophotographic photoreceptor
An electrophotographic photoreceptor is disclosed which includes a conductive resin substrate and a resin layer. The resin layer includes a binding resin and is formed on the conductive resin...
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6953647 |
Electrophotographic photosensitive member, process for producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
An electrophotographic photosensitive member is disclosed which has an aluminum substrate and a photosensitive layer. The substrate contains aluminum, oxygen and titanium, or aluminum, oxygen and...
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6939652 |
Flexible electrostatographic imaging member
The present invention relates to a flexible electrostatographic imaging member. The electrostatographic imaging member contains an optically transparent thermoplastic anti-curl back coating, which...
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6936389 |
Base body for photosensitive drum and photosensitive drum
A resin made base body in the form of a pipe has (1) a plurality of alternating projections and depressions which are provided on an outer peripheral surface of the pipe and aligned in...
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6835516 |
Element with antistat layer
An imaging element comprising: a support; at least one image forming layer; and an antistat layer, wherein said antistat layer comprises: a chlorinated polyolefin and a conductive agent.
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6800429 |
Imaging materials with conductive layers containing electronically conductive polymer particles
An imaging material comprising a support having disposed thereon: a) at least one image-formning layer, and b) at least one transparent electrically conductive antistatic layer that comprises...
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6762779 |
Image forming apparatus, method of manufacturing substrate for photoreceptor, substrate for photoreceptor, and photoreceptor
An image forming apparatus, which includes a photoreceptor having a substrate whose surface having been subjected to a surface processing with a cutting tool, and a photosensitive layer formed on...
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6761978 |
Polyamide and conductive filler adhesive
An adhesive having polyamide and an electrically conductive filler dispersed or contained therein, for use in bonding components of electrostatographic, contact electrostatic, digital and other...
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6699550 |
Base-body for photosensitive drum and photosensitive drum with the use of the same
The invention relates to a cylindrical resinous base-body for a photosensitive drum, and a photosensitive drum that includes the resinous base-body.
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6656652 |
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
An electrophotographic photosensitive member includes a support, and a charge generation layer and a charge transport layer provided on the support in this order. The charge generation layer...
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6627371 |
Apparatus and method for forming image
An image forming apparatus and a process for forming an image is provided whereby problems in an image such as interference fringes can be eliminated even at a higher resolution to improve image...
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6620570 |
Electrophotographic method
An electrophotographic method which uses a single-layer organic photosensitive material drum having a single organic photosensitive layer of a thickness of not smaller than 25 μm formed on an...
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6541172 |
Electrophotographic photosensitive member, electrophotographic apparatus and process cartridge
The present invention provides an electrophotographic photosensitive member wherein a maximum height (RmaxD) of a surface roughness of a support portion is 1.2 μm RmaxD≦5.0 μm, an average...
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6531253 |
Electrophotographic photosensitive member and apparatus using same
An a-Si photosensitive member and an image forming apparatus are provided which prevent fusion bonding in digital copying machines and attain satisfactory image formation. Specifically, in order...
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6432603 |
Process for producing electrophotographic photosensitive member
A process for producing an electrophotographic photosensitive member has at least one of the following steps a) and b) and the following steps c) and d) of; a) etching an aluminum substrate with at...
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6410197 |
Methods for treating aluminum substrates and products thereof
Methods of forming a conductive aluminum substrate comprise anodizing a surface of an aluminum substrate to form a porous alumina surface layer, contacting the alumina surface layer with a liquid...
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6399262 |
Electrophotographic photoreceptor
An electrophotographic photoreceptor is disclosed. The photoreceptor has a photosensitive layer provided on an electrically conductive support which has a sealed alumite film, a surface layer of...
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6372396 |
Electrostatographic imaging member process
A process including providing at least a flexible substrate layer having a first major surface on one side and a second major surface on a second side opposite the first major surface, the first...
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6366752 |
Spherical silicone additive for reduced photo receptor drag and wear
A spherical silicone additive is selected and introduced into a contact region between a photoreceptor's anti-curl layer and an electrophotographic system's backer bar, and into a bulk material of...
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6348290 |
Multilayer organic photoconductor including electrically conductive support having specific index of surface area
An organic photoconductor is disclosed, which comprises a cylindrical electrically conductive support and, formed thereon in this order, a charge-generating layer and a charge-transporting layer,...
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6303254 |
Electrostatographic imaging member
An electrostatographic imaging member including: a flexible supporting substrate; an imaging layer having an optional adjacent ground strip layer coated on one side of the substrate; and an...
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6303230 |
Laminates
This invention relates to laminates in which a layer of polyimide precursors and a layer of photosensitive resins are formed one on top of another on an electric conductor such as a stainless steel...
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