Matches 51 - 100 out of 201 < 1 2 3 4 5 >
Match Document Document Title
5217750 Powder treatment process to control alloy fractionation  
Disclosed is a process which comprises providing an alloy of selenium, preparing powdered particles of the alloy with an average particle diameter of less than 300 microns, placing the powdered...
5192634 A-selenium-tellurium photosensitive member and electrostatic information recording method  
The a-selenium-tellurium photosensitive member according to the present invention comprises an electric charge injection preventive layer, an a-selenium-tellurium mixed vacuum evaporation layer of...
5166018 Photosensitive member with hydrogen-containing carbon layer  
The present invention provides a photosensitive member comprising a carrier transporting layer of hydrogen-containing carbon, which is excellent in a charge transporting property, a chargeability,...
5141836 Method of forming a photoconductive member with silicon, hydrogen and/or halogen and carbon  
A photoconductive member, comprises a support for a photoconductive member and an amorphous layer which is constituted of silicon atoms as matrix containing at least one of hydrogen atom and...
5108860 Electrophotographic recording material and method for the manufacture thereof  
An electrophotographic recording material is applied on a plate-shaped or drum-shaped substrate in a layer structure of superposed layers which comprises a photoconductive layer and at least the...
5108861 Evaporated cuprous iodide films as transparent conductive coatings for imaging members  
An electrostatographic device includes a metal halide conductive transparent layer which is free of nonuniformities. Very thin layers of metal halides are formed for imaging members by vacuum...
5085968 Amorphous, layered, photosensitive member for electrophotography and ECR process  
A photosensitive member for electrophotography which comprises a conductive substrate and a photoconductive layer which is composed of an amorphous silicon layer and an amorphous silicon germanium...
5082760 Method for preparing an electrophotographic photoreceptor having a charge transporting layer containing aluminum oxide  
A method for preparing an electrophotographic photoreceptor is disclosed, which comprises a substrate having thereon a charge generating layer containing an amorphous silicon as a main component...
5080993 Method to produce a photoreceptor for electrophotography using diamond bit followed by etching  
The present invention relates to a method for producing a photoreceptor for electrophotography. An aluminum base substrate is worked so that the R max is between 1.3 and 1.8 microns, with a...
5075191 Process for controlling alloy fractionation  
Disclosed is a process for treating particles of selenium alloy to reduce fractionation when the particles are subsequently vacuum evaporated onto a substrate which comprises (1) heating particles...
5035857 Processes for preparing chalcogenide alloys  
A process for the preparation of chalcogenide alloys which comprises crystallizing a chalcogenide alloy, grinding and pelletizing the crystallized product, and evaporating the alloy on, for...
5021310 Electrophotographic photoreceptor  
An electrophotographic photoreceptor is provided comprising, in sequence: a) a conductive base; b) a carrier transport layer; c) a carrier generation layer comprising a selenium alloy; ...
5011759 Semiconductor element and method of forming same and article in which said element is used  
The present invention relates to a semiconductor element and a method of forming the same and various kinds of article in which said element is used. Any material selected from the group consisting...
5009977 Photosensitive member for electrophotography having amorphous silicon  
A photosensitive member for electrophotographic photoreceptor, composed of an amorphous silicon containing carbon; nitrogen or oxygen and a specific amount of hydrogen and/or halogen, prepared by...
4965164 Method for producing electrophotographic photoreceptor  
A method for producing an electrophotographic photoreceptor is disclosed, which comprises the steps of forming a charge transporting layer comprising aluminum oxide on a substrate and then forming...
4965156 Photosensitive member having an overcoat layer and process for manufacturing the same  
The disclosure discloses a photosensitive member comprising an electrically conductive substrate, an organic photoconductive layer comprising an organic material as a matrix, and an overcoat layer...
4952472 Indigoid photoconductor imaging members  
Disclosed is an improved layered photoresponsive imaging member comprised of a supporting substrate, a vacuum evaporated photogenerator layer comprised of certain fractionaklly sublimed indigoid...
4952471 Quinacridone photoconductor imaging members  
Disclosed is an improved layered photoresponsive imaging member comprised of a vacuum evaporated photogenerator layer comprised of fractionally sublimed quinacridone pigments including...
4948216 Optical devices having layers of low molecular weight organic materials and methods for making  
There is disclosed an optical device comprising a support having thereon a transparent amorphous layer of a low molecular weight organic compound, said layer having a glass transition temperature...
4933247 Organic photosensitive member with non-directive upheave patterns on the surface of protective layer made of amorphous carbon  
The present invention provide a photosensitive member comprising at least an organic photoconductive layer and a surface protective layer on an electrically conductive substrate, wherein the...
4925760 Pyranthrone photoconductor imaging members  
Disclosed is an improved layered photoresponsive imaging member comprised of a supporting substrate, a vacuum evaporated photogenerator layer comprised of certain pyranthrone pigments including...
4920025 Control of selenium alloy fractionation  
A process for controlling fractionation in selenium alloys comprising providing pellets of an alloy comprising amorphous selenium and an alloying component selected from the group consisting of...
4913995 Amorphous silicon electrophotographic photoreceptor with an intermediate gradient layer and its method of preparation  
An amorphous silicon function separation type electrophotographic photoreceptor is disclosed having thin layers, wherein an intermediate layer provides the photoreceptor with high surface potential...
4908292 Method of making an electrophotographic inorganic photosensitive element using ultraviolet radiation  
A method and apparatus of manufacturing a photosensitive member including an electrically conductive support and a photoconductive layer formed on said support for use in electrophotography is...
4904559 Processes for suppressing the fractionation of chalcogenide alloys  
A process for the preparation of chalcogenide alloy compositions which comprises providing a chalcogenide alloy; admixing therewith crystalline or amorphous selenium; and subsequently subjecting...
4900646 Electrophotographic recording material and method of producing it  
A method of producing an electrophotographic recording material, in which an aluminum substrate is coated with a blocking layer. The blocking layer is coated with a layer of amorphous silicon by...
4894307 Processes for preparing and controlling the fractionation of chalcogenide alloys  
A process for the preparation of chalcogenide alloys which comprises providing a chalcogenide alloy source component, crystallizing the source component, and evaporating the source component in the...
4877709 Image forming member for electrophotography  
An image-forming member for electrophotography comprises a photoconductive layer including as constituting layers, a hydrogenated amorphous silicon layer and an amorphous inorganic semiconductor...
4855210 Electrophotographic photosensitive member, process and apparatus for the preparation thereof  
An improved electrophotographic photosensitive member having a desired light receiving layer prepared by the use of a substance capable of contributing to form a deposited film and an...
4851313 Photosensitive member comprising charge generating layer and charge transporting layer and process for preparing same  
A photosensitive member of the present invention comprises an electrically conductive substrate, a charge generating layer and a charge transporting layer comprising amorphous carbon which contains...
4842973 Vacuum deposition of selenium alloy  
A process for fabricating an electrophotographic imaging member is disclosed comprising providing in a vacuum chamber at least one crucible containing particles of an alloy comprising selenium and...
4833055 Electrophotographic photoreceptor comprising amorphous silicon and amorphous carbon buffer layer  
An electrophotographic photoreceptor comprises a conductive base, a photoconductive layer formed of amophous silicon on the conductive base, a buffer layer on the photoconductive layer, and a...
4830946 CVD process for forming an image forming member for electrophotography  
An image-forming member for electrophotography has a photoconductive layer comprising a hydrogenated amorphous semiconductor composed of silicon and/or germanium as a matrix and at least one...
4822712 Reduction of selenium alloy fractionation  
An alloy treatment process is disclosed which comprises providing particles of an alloy comprising amorphous selenium and an alloying component selected from the group consisting of tellurium,...
4812352 Article having surface layer of uniformly oriented, crystalline, organic microstructures  
Article comprising a substrate bearing a microlayer which comprises uniformly oriented, crystalline, solid, organic microstructures and a method for preparing said article. The microstructures may...
4804607 Electrophotosensitive member having an overcoat layer and a process for preparing the same  
Disclosed is an electrophotosensitive member and its preparing method. The electrophotosensitive member comprises an electrically conductive substrate, a photosensitive layer, and an overcoat layer...
4801474 Method for forming thin film multi-layer structure member  
A method for forming a thin multi-layer structure member having at least one of at least one kind of a semiconductor thin film controlled in valence electron and a semiconductor thin film regulated...
4792670 Method of manufacturing photosensors  
There is a photosensor comprising: a photoconductive layer containing amorphous silicon provided on a substrate in which this photoconductive layer consists of laminated films of two or more layers...
4780386 Selenium alloy treatment  
A process for preparing an electrophotographic imaging member comprising providing large particles of an alloy comprising selenium, tellurium and arsenic, the large particles having an average...
4778741 Photoreceptor for electrophotography  
An amorphous silicon photoreceptor for electrophotography having a surface protective layer provided on top of an amorphous silicon photoreceptive layer and has a forbidden band width arranged to...
4777103 Electrophotographic multi-layered photosensitive member having a top protective layer of hydrogenated amorphous silicon carbide and method for fabricating the same  
An electrophotographic multi-layered photosensitive member having a top layer of hydrogenated amorphous silicon carbide and the method for forming the top layer are provided. The hydrogenated...
4770965 Selenium alloy imaging member  
An electrophotographic imaging member comprising providing a conductive substrate, an alloy layer comprising selenium doped with arsenic having a thickness of between about 100 micrometers and...
4766091 Method for producing an electronic device having a multi-layer structure  
A method for producing an electronic device having a multi-layer structure comprising one or more controlled band gap semiconductor thin layers formed on a substrate comprises forming at least one...
4745041 CVD process for forming semiconducting film having hydrogenated germanium matrix  
An image-forming member for electrophotography has a photoconductive layer comprising a hydrogenated amorphous semiconductor composed of silicon and/or germanium as a matrix and at least one...
4745000 Method of fabricating electrostatic drums using microwave energy  
An improved method of fabricating the thin film layers of an electrostatic image producing device utilizing microwave energy by operating at substantially the minimum of the pressure-power curve...
4731312 Photoconductor for electrophotography comprises indium phthalocyanine  
A function separation type photoconductor for use in electrophotography comprises an electroconductive substrate, a carrier generation layer vapor deposited on the substrate and a carrier transport...
4722880 Photoconductor having amorphous silicon hydride  
A photoconductor which comprises, on a conductive substrate, a photoconductive layer of amorphous silicon hydride to which a first impurity consisting essentially of an element of Group Va or Group...
4721664 Silicon film deposition from mixture of silanes  
A process for producing a photoconductive member comprises forming a photoconductive layer on a substrate for formation of a photoconductive layer by introducing starting substances for formation...
4720395 Low temperature silicon nitride CVD process  
Thermal CVD process for forming Si 3 N 4 -type films on substrates by reaction of gaseous NF 3 with gaseous disilane at a temperature in the range of 250°-500° C., at pressures of 0.1-10 Torr....
4710442 Gradient layer panchromatic photoreceptor  
An arsenic-selenium photoreceptor is provided wherein said photoreceptor is characterized by a gradient concentration of arsenic increasing from the bottom surface to the top surface of the...
Matches 51 - 100 out of 201 < 1 2 3 4 5 >