Matches 51 - 100 out of 260 < 1 2 3 4 5 6 >
Match Document Document Title
7049038 Photoconductive imaging members having pyrolized polyacrylonitrile hole blocking layer  
A photoconductive imaging member comprised of an optional supporting substrate, a hole blocking layer thereover, a photogenerating layer, and a charge transport layer, and wherein the hole blocking...
7018758 Photoconductive imaging members  
A photoconductive imaging member comprised of a hole blocking layer, a photogenerating layer, and a charge transport layer, and wherein the hole blocking layer is generated from a solution of a...
7018756 Dual charge transport layer and photoconductive imaging member including the same  
A photoconductive imaging member is disclosed comprising a charge generation layer and a charge transport layer comprising an oxidative inhibitor. An electrophotographic imaging process using the...
7008741 Imaging members  
A photoconductive imaging member containing a photogenerating layer, a charge transport layer, or a plurality of charge transport layers, and which charge transport, especially the top charge...
6991880 Imaging members  
A member including for example, a substrate, a charge generating layer, a charge transport layer comprising a poly(phenylsilsesquioxane), molecule, and a film forming binder.
6933089 Imaging member  
A charge transport layer for an imaging member comprising a dual charge transport layer and wherein the charge transport layers comprise a photogenerating layer; (1) a first charge transport layer...
6919154 Photoconductive members  
A photoconductive imaging member containing a supporting substrate, a photogenerating layer, a charge transport layer, and in contact with the charge transport layer comprised of a polymer and a...
6861188 Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the photoreceptor  
Electrophotographic photoreceptor having a photosensitive layer containing an amino compound selected from formulae 1 to 22 in the specification.
6858363 Photoconductive imaging members  
A photoconductive imaging member comprised of a supporting substrate, a hole blocking layer thereover, a photogenerating layer, and a charge transport layer, and wherein the hole blocking layer is...
6835512 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus  
An electrophotographic photosensitive member is disclosed in which a photosensitive layer and a protective layer are formed on a conductive substrate in that order. In this photosensitive member,...
6811940 Mixed substance of triphenylamine dimers  
The present invention intends to provide a TPD derivative being excellent in electric properties as a compound due to its extremely less content of impurities (TPD analogues) as well as being...
6797445 Imaging member  
A flexible electrophotographic imaging member comprising a supporting substrate, at least one imaging layer on one side of the supporting substrate, a charge blocking layer, an optional adhesive...
6656651 Photoconductive members  
A component containing a supporting substrate, and thereover a layer comprised of a alkylimido-monobenzamidazole-perinone-perylene or a bisalkylimido-perinone-perylene of the alternative following...
6586148 Imaging members  
A photoconductive member with a supporting substrate, and thereover a first layer comprised of a mixture of a photogenerator component, a hole transport component, and an electron transport...
6465142 Low-temperature cure polyvinylbutyral as a photoconducter binder  
Poly(vinyl butyral) compounds of Formula 1 where R 1 is alkyl, dialkyl ether, alkyl carbonyl, cycloalkyl, cycloalkyl alkyl, aryl, aryl carbonyl, alkaryl carbonyl, aralkyl, or alkyl aralkyl; Z...
6432597 Electrophotographic photoconductor containing fluorenyl-azine derivatives and triarylamine in transport layer  
Azine derivatives or their combinations with hindered phenol antioxidant in the charge transport layer containing one or more triarylamines or a combination of one triarylamine and one hydrazone...
6379853 Electrophotographic imaging member having two charge transport layers for limiting toner consumption  
An electrophotographic imaging member including a supporting substrate, an optional charge blocking layer, an optional adhesive layer, a charge generating layer, and a charge transporting element...
6376141 Photoreceptor with layered charge generation section  
An electrophotographic imaging member with a charge generation section having separate layers of benzimidazole perylene photoconductive pigment and hydroxygallium ptalocyanine photoconductive pigment.
6331370 Squeak and deletion resistant imaging member and system  
An imaging member includes a charge generation layer and a contiguous charge transport layer containing a diamine and a compound within the scope of formula (II): ##STR1## wherein each R 1 and R 2...
6309785 Imaging members  
A photoconductive imaging member includes a photogenerating layer and a charge transport layer, wherein the charge transport layer contains charge transport components and a poly(imide-carbonate)...
6294300 Charge generation layer for electrophotographic imaging member and a process for making thereof  
A photoconductor includes a charge transport layer coated over a charge generator layer. A hole transport molecule is intentionally added to the charge generator layer preventing migration of hole...
6287737 Photoconductive imaging members  
A photoconductive imaging member comprised of a supporting substrate, a hole blocking layer thereover, a photogenerating layer and a charge transport layer, and wherein the hole blocking layer is...
6245471 Charge generation layers comprising at least one titanate and photoconductors including the same  
Charge generation layers for photoconductors comprise a charge generation compound and at least one titanate which improves at least one electrical characteristic of a photoconductor in which the...
6242144 Electrophotographic imaging members  
An electrophotographic imaging member including a substrate, a charge generating layer, and a charge transport layer including a hole transport host material, a trace amount of a shallow trap...
6214502 Charge generation layers comprising binder blends and photoconductors including the same  
Charge generation layers comprise a charge generation compound and a binder which comprises polyvinylbutyral and phenolic resol. Dual layer photoconductors comprise the charge generation layer in...
6214504 Photoconductive imaging members  
A photoconductive imaging member containing a photogenerator layer comprised of a mixture of bis(methylbenzimidazo)perinone, optionally an (alkylimido)perylene, such as (n-pentylimido)perylene or...
6207334 Photoreceptor with improved combination of overcoat layer and charge transport layer  
An electrophotographic imaging member including a substrate, a charge generating layer, a charge transport layer, and an overcoat layer including a polyvinyl butyral film forming...
6165661 Perylene compositions  
A mixture comprised of at least two perylenes and wherein the mixture includes symmetrical perylenes, unsymmetrical perylenes, and unsymmetrical perylenes with dissimilar R 1 and R 2 terminal...
6139999 Imaging member with partially conductive overcoating  
An electrophotographic imaging member including at least one photographic imaging layer and a partially electrically conductive overcoat layer including finely divided charge injection...
6132912 Photoconductive imaging members  
A photoconductive imaging member comprised of a supporting substrate, a layer (1) thereover, a photogenerating layer and a charge transport layer, and wherein said layer (1) is generated from a...
6103436 Overcoated photoreceptors and methods of using overcoated photoreceptors  
An electrophotographic imaging member including a supporting substrate coated with at least photoconductive layer, a charge transport layer and an overcoating layer, the overcoating layer including...
6099996 Electrophotographic imaging member with an improved charge transport layer  
A flexible electrophotographic imaging member comprising a substrate and at least one imaging layer comprising a first charge transport material, free of long chain alkyl ester groups or long chain...
6080518 Electrophotographic photoconductor containing simple quinones to improve electrical properties  
A photoconductor for use in electrophotographic reproduction devices is disclosed. The photoconductor provides simultaneous improvement in both photoreceptor sensitivity and fatigue, while also...
6074791 Photoconductive imaging members  
A photoconductive imaging member comprised of a supporting substrate, a hole blocking layer thereover, a photogenerating layer and a charge transport layer, and wherein the hole blocking layer is...
6071660 Electrophotographic photoconductor containing high levels of polyolefins as charge transport additives  
A photoconductor for use in electrophotographic reproduction devices is disclosed. This photoconductor exhibits dramatically reduced end seal and paper area wear, as well as reduced positive...
6068960 Methods to prepare photoreceptors with delayed discharge  
A photoreceptor fabrication method including: (a) depositing a charge generating layer; (b) depositing a first charge transport layer having a first charge carrier mobility value; and (c)...
6063533 Generator layer sensitization through transport layer doping  
An electrophotographic imaging member including a supporting substrate, an undercoat layer, a charge generating layer comprising photoconductive pigment particles, film forming...
6051351 Perylenes  
Photoconductive imaging members comprised of a mixture of dimeric perylenes as a charge generator, wherein said mixture comprises at least perylenes encompassed by the following formulas, or...
6042980 Photoconductor with charge generation binder blend  
Charge generation layers for photoconductors comprise a binder and a charge generation compound, wherein the binder comprises a blend of polyvinylbutyral polymer and at least one resin which...
6030735 Photoconductive imaging members with polymetallosiloxane layers  
A photoconductive imaging member comprised of a supporting substrate, a hole blocking layer thereover, a photogenerating layer and a charge transport layer, and wherein the hole blocking layer is...
6030734 Electrophotographic photoreceptor containing charge-transporting material with butadiene structure  
An electrophotographic photoreceptor having a photosensitive layer containing a charge-generating material and a charge-transporting material on an electroconductive substrate, wherein the...
6025102 Electrophotographic imaging member  
A flexible electrophotographic imaging member including a supporting substrate coated with at least one imaging layer comprising charge transport material free of long chain alkyl carboxylate...
6015645 Photoconductive imaging members  
A photoconductive imaging member comprised of a supporting substrate, a hole blocking layer, an optional adhesive layer, a photogenerator layer, and a charge transport layer, and wherein said...
6010810 Electrophotographic photoreceptor, process for the preparation thereof and image forming apparatus comprising the same  
An electrophotographic photoreceptor comprising an electrically-conductive substrate having thereon at least a photosensitive layer and a surface protective layer: wherein the surface protective...
5994010 Organic photoreceptor for electrophotography  
An organic photoreceptor for electrophotography including a substrate which is electrically conductive; and an organic photosensitive layer which is formed on the substrate, which includes a...
5900342 Photoconductive element having an outermost layer of a fluorinated diamond-like carbon and method of making the same  
There is provided an electrophotographic element and method of making the electrophotographic element comprising a conductive support, a charge generation layer and a charge transport layer, said...
5882813 Electrophotographic photoreceptor  
An electrophotographic photoreceptor comprising a charge transporting material containing at least one triphenylamine compound represented by general formula (1) and at least one compound selected...
5882830 Photoconductive elements having multilayer protective overcoats  
A photoconductive element comprising: an electrically conductive base; at least one active layer comprising an organic material, said at least one active layer being capable of charge generation...
5837411 Phthalocyanine electrophotographic photoreceptor for charge generation layer  
Disclosed is a phthalocyanine composition which comprises having clear diffraction peaks at 17.9°, 24.0°, 26.2° and 27.2° of Bragg angles (2θ±0.2°) in an X-ray diffraction spectrum with Cu...
5834146 Electrophotographic photoreceptor containing uniform and nonuniform charge transporting layers  
An electrophotographic photoreceptor comprising an electrically conductive substrate having thereon a charge-generating layer and a charge-transporting layer, wherein the charge-transporting layer...
Matches 51 - 100 out of 260 < 1 2 3 4 5 6 >