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4409308 |
Photoconductive member with two amorphous silicon layers
A photoconductive member comprises a support, a photoconductive layer constituted of an amorphous material containing silicon atoms as matrix and containing hydrogen atoms or halogen atoms, and an...
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4407918 |
Electrophotographic process and apparatus for making plural copies from a single image
A photosensitive member is formed by applying on an electrically conductive substrate, a first photoconductive layer sensitive to a visible light, an insulating charge retentive layer, and a second...
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4403026 |
Photoconductive member having an electrically insulating oxide layer
A photoconductive member comprises a support, a photoconductive layer constituted of an amorphous material containing hydrogen atoms or halogen atoms in a matrix of silicon atoms, and an...
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4394426 |
Photoconductive member with α-Si(N) barrier layer
A photoconductive member comprise a support, a photoconductive layer constituted of an amorphous material containing silicon atoms as matrix and containing hydrogen atoms or halogen atoms, and an...
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4389476 |
Barrier coat for electrostatic master
A method for the preparation of electrostatic masters, and product prepared thereby, said masters having improved water and pick resistance for lithographic printing. The method comprises applying...
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4377629 |
Layered charge carrier member and method of forming image using same
A charge carrier member comprising an intermediate layer composed of a heat-resistant resin containing electrically conductive material, a charge carrier layer composed of a heat-resistant resin,...
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4359512 |
Layered photoconductive member having barrier of silicon and halogen
Disclosed is a panchromatic photoconductive element for electrophotography having a layered structure comprising a substrate, a barrier layer and a photoconductive layer. The barrier layer inhibits...
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4359514 |
Photoconductive member having barrier and depletion layers
A photoconductive member which is stable in its electrical and optical characteristics, not influenced by circumstances for its use, and possesses extremely high sensitivity to light, remarkably...
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4349617 |
Function separated type electrophotographic light-sensitive members and process for production thereof
A function separated type electrophotographic light-sensitive member and a process for production thereof are described, said member comprising an electrically conductive support, a light-sensitive...
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4349391 |
Process for preserving planographic printing forms
This invention relates to an improved process for preserving a planographic printing form which is ready for printing. In the process, the planographic printing form is treated with an aqueous...
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4340659 |
Electrostatic masters
An electrostatic master having improved water, cockle and pick resistance for lithographic printing, and method for making the same, comprising a base, a barrier coat applied to said base, and a...
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4340658 |
Laminated ZnO photosensitive material
Disclosed is a laminated photosensitive material for electrophotography, which comprises a conductive substrate, an undercoat layer formed of a composition comprising a resin binder having no...
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4324622 |
Multilayered electroplatographic element comprising ion conductive and electrochromic layers
Electrophotographic element typically comprising in sandwiched arrangement a transition metal oxide layer and a photoconductive layer. When an electric field is applied across the element,...
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4315063 |
Electrophotographic photosensitive member having a halogen containing charge injection layer
An electrophotographic photosensitive member comprising an electric charge injection layer, an amorphous photoconductive layer on said charge injection layer, and an insulating layer on said...
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4304626 |
Method for making water and solvent resistant paper
The present invention resides broadly in a method for the preparation of paper having improved water and/or solvent resistance which comprises applying to a base paper a plastic particle containing...
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4293629 |
Electrostatic master and method for making the same
The present invention resides broadly in a method for the preparation of paper having improved water and/or solvent resistance which comprises applying to a base paper a plastic particle containing...
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4289822 |
Light-sensitive film
A photoconductive material comprising an amorphous substance whose indispensable constituent elements are silicon, carbon and hydrogen is disclosed. The photoconductive material preferably has a...
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4281054 |
Overcoated photoreceptor containing injecting contact
An imaging member which is comprised of a substrate, an injecting contact, or hole injecting electrode overlaying the substrate, a charge transport layer comprised of an electrically inactive...
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4259424 |
Heat-developable photosensitive material
An improved heat-developable photosensitive material is disclosed which comprises an infrared rays-absorbing layer provided in contact with or adjacent to a layer comprising a reducible organic...
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4255505 |
Electrophotographic process using layered element containing p-type or n-type materials, with multiple charging steps and blanket irradiation
An electrophotographic photosensitive member comprises a base, a photoconductive layer and an insulating layer, and the photoconductive layer contains an intermediate layer formed at the base side...
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4123267 |
Photoconductive element having a barrier layer of aluminum hydroxyoxide
A photoconductive element consisting essentially of an electrically conductive substrate, a barrier layer of aluminum hydroxyoxide crystallites on said substrate and a continuous photoconductive...
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4091145 |
Support for electrophotographic sensitive plate
A support for use in electrophotographic sensitive plates which is superior in durability as well as half-tone reproducibility as photosensitive material and is prepared by forming a barrier layer...
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4046562 |
Electrophotographic recording material and its method of manufacture
An electrophotographic recording material comprises a photoconductive layer of selenium, selenium compounds, or alloys with selenium, a conductive and flexible substrate, and an intermediate layer...
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3963498 |
Silver halide element containing an organic semiconductor
The amine salts of linear polyaniline compounds, including substituted polyaniline compounds, are useful, semiconductors. These materials are generally soluble in popular organic solvents and have...
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3928034 |
Electron transport layer over an inorganic photoconductive layer
An electrophotographic plate comprising two adjacent layers, one of which is a photoconductive layer capable of photogenerating and injecting electrons into the other contiguous layer, which is an...
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3921191 |
Photoresponsive junction device having an active layer of altered conductivity glass
The conductivity of a body of ionically impermeable glassy amorphous material is controllably altered by driving or diffusing suitable impurities into the body of material. Impurities are driven...
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3914126 |
Nickel oxide interlayers for photoconductive elements
A process for applying a photoconductive layer to a flexible nickel or nickel-coated substrate by initially subjecting a nickel sheet or belt to an acid etching bath followed by anodizing treatment...
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3907650 |
Photosensitive binder layer for xerography
A process for applying a photoconductive layer to a flexible nickel or nickel-coated substrate by initially subjecting a nickel sheet or belt to an acid etching bath followed by anodizing treatment...
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3888665 |
Electrophotographic recording material with quinacridones
This invention relates to an electrophotographic recording material consisting of an electroconductive support material and a photoconductive double layer of organic materials which consists of a...
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3871882 |
ELECTROPHOTOGRAPHIC RECORDING MATERIAL
This invention relates to an electrophotographic recording material consisting of an electroconductive support material and a photoconductive double layer of organic materials which consists of a...
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3864720 |
LIGHT EMITTING JUNCTION DEVICE EMPLOYING A GLASSY AMORPHOUS MATERIAL AS AN ACTIVE LAYER
A semiconductive junction device comprises a thin layer of a glassy amorphous material exhibiting one type of conductivity (either N or P) disposed upon a semiconductive substrate possessing the...
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3864717 |
PHOTORESPONSIVE JUNCTION DEVICE EMPLOYING A GLASSY AMORPHOUS MATERIAL AS AN ACTIVE LAYER
A semi conductive junction device comprises a thin layer of a glassy amorphous material exhibiting one type of conductivity (either N or P) disposed upon a semiconductive substrate possessing the...
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3856548 |
STRIPPABLE OVERCOATING FOR IMPROVED XEROGRAPHIC PLATES
A method of making a photoreceptor member which comprises: vacuum depositing a layer of photoconductive material onto a supporting substrate; forming a strippable organic overcoating over said...
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3816288 |
GLOW DISCHARGE TECHNIQUE FOR THE PREPARATION OF ELECTROPHOTOGRAPHIC PLATES
A method of preparing an electrophotographic plate having a metallic oxide coating interface is disclosed. The preparation of the plate involves subjecting a metallic substrate to a glow discharge...
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3791826 |
ELECTROPHOTOGRAPHIC PLATE
An electrophotographic plate comprising in successive layers: (a) a conductive substrate, (b) a barrier layer, (3) an inorganic charge generating layer at least 0.15 microns thick, and (d) an...
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3652270 |
RECORDING DEVICES
A recording device comprising in series a first electrode, a layer containing a dispersed mixture of at least a semiconductor and an electrical insulator having one side contacting said electrode,...
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3615405 |
COMPOSITE IMAGE PLATE
An electrographic recording surface is provided by forming a porous metal oxide coating on a conductive substrate and then completely impregnating the oxide coating with an electrographic imaging...
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3508918 |
XEROGRAPHIC PLATE CONTAINING ALUMINUM SELENIDE BARRIER LAYER
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3440045 |
ELECTROPHOTOGRAPHIC PROCESS FOR THE MANUFACTURE OF A HIGHLY HEAT-RESISTANT IMAGE
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3406060 |
Electrophotographic process
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3398021 |
Method of making thin film field sustained conductivity device
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3393070 |
Xerographic plate with electric field regulating layer
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3350610 |
Electric charge storage elements
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3312547 |
Xerographic plate and processes of making and using same
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3307089 |
Semiconductor device showing the effect of storing charges of single polarity
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3243293 |
Plate for electrostatic electro-photography
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3210184 |
Planographic printing plates having a bohmite oxide interlayer and process for producing same
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3148057 |
Material for electrophotographic purposes
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2901348 |
Radiation sensitive photoconductive member
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2809294 |
Xeroradiographic plates or elements
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