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7989127 Carbazole containing charge transport layer photoconductors  
A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, and at least one charge transport layer comprised of at least one charge transport component, and...
7727690 Iridium complex, carbazole derivatives and copolymer having the same  
Disclosed are a monomer of iridium complex having a fluoro group as a functional group, a monomer of carbazole derivative having a hydroxy group as the functional group, and a copolymer containing...
7674565 Protective overcoat  
A photoconductive having an overcoat layer that includes a cured or substantially crosslinked product of at least a melamine-formaldehyde resin and a charge transport compound, and an optional...
7670740 Photoconductors containing fillers  
A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, at least one charge transport layer comprised of at least one charge transport component, and an...
7547842 Spatially-doped charge transport layers  
Disclosed herein is an organic electronic device comprising a charge transport layer comprising a host charge transport material and a guest charge transport material, wherein the guest material is...
7521162 Organophotoreceptor with a charge transport material having two epoxidated-carbazolyl groups  
Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a...
7479357 Electrophotographic organophotoreceptors with novel charge transport materials  
An organophotoreceptor that includes: (a) a charge transport material having the formula wherein A is selected from heterocyclic groups, naphthyl group, alkylsulfonylphenyl, stilbenyl or the group...
7452641 Electrophotographic organophotoreceptors with novel charge transport compounds  
Charge transport compounds are described that have a multiple number of hydrazone-bridged (N,N-disubstituted)arylamine groups connected by a central bridging group. Examples of charge transport...
7427440 Photoreceptor layer having polyether lubricants  
An imaging member containing a substrate, and an outer layer containing a polyether lubricant, and an image forming apparatus for forming images on a recording medium including the imaging member...
7358014 Electrophotographic organophotoreceptors with novel charge transport compounds  
A novel charge transport compound, a novel process using that novel compound and an organophotoreceptor includes: (a) a novel charge transport compound having the formula where R1 and R2 are...
7329722 Polymeric charge transport materials having carbazolyl repeating units  
Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a...
7169519 Double-layered positively-charged organic photoreceptor  
A double-layered positively-charged organic photoreceptor t does not suffer from contamination caused by charge transport compounds that dissolve out during coating of a charge generating layer,...
7037632 Organophotoreceptor with charge transport material with fluorenone azine groups  
Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a...
7011917 Organophotoreceptor with charge transport material having bis(9-fluorenone) azine groups  
Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a...
6969573 Blue diode laser sensitive photoreceptor  
An electrostatographic article including: a substrate; a charge generator layer overcoated on the substrate and which layer is sensitive to blue light; and a charge transport layer overcoated on...
6835513 Carbazole based charge transport compounds  
Improved organophotoreceptors have: (a) a charge transport compound having the formula: where R1 is hydrogen, a branched or linear alkyl group, a branched or linear unsaturated hydrocarbon group,...
6806368 Liquid crystalline 3,4:9,10-perylenetetacarbocylic acid diimides  
Perylene-3,4:9,10-tetracarboxylic diimides of the general formula I whereR1, R2, R3 and R4 are independently hydrogen, chlorine, bromine or substituted or unsubstituted aryloxy, arylthio,...
6649772 3,6,9-Trisubstituted carbazoles for light emitting diodes  
The present invention features substituted carbazole compounds of formula (I): Each of Z1 and Z2, independently, is each of A1 and A2, independently, is S, O, NR, or CH═CH; each of Y1 and Y2, i...
6645686 Electrophotographic imaging members  
An electrophotographic imaging member comprises a substrate, a charge generating layer, and a charge transport layer. The charge transport layer comprises a binder and charge transport molecules,...
6528657 Fluorescent carbazole derivative  
The object of this invention is to provide an illuminant, which can easily be produced at low cost. This invention is a carbazole derivative luminescent compound having a carbazole ring skeleton,...
6340548 Organophotoreceptors for electrophotography featuring novel charge transport compounds  
Organic photoreceptors that include a charge transport compound, a charge generating compound, and an electroconductive support in which the charge transport compound is a novel aryl...
6214503 Organophotoreceptors for electrophotography featuring novel charge transport compounds based upon hydroxy-functional compounds  
The invention features organic photoreceptors that include a charge transport compound having the formula: ##STR1## where X is an N-alkyl-substituted carbazole, an N-aryl-substituted carbazole, or...
5968674 Conductive polymer coatings and processes thereof  
A conductive polymer coating comprising an arylamine charge transport compound, an oxidized arylamine charge transport compound salt, and a polymer binder, wherein the oxidized arylamine charge...
5882829 Photoreceptor containing improved charge transporting small molecule  
An electrophotographic imaging member including a supporting substrate and at least one photoconductive layer, the photoconductive layer comprising a charge transporting material selected from the...
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...
5763126 Electrophotographic photoreceptor and production process for same  
The present invention provides an electrophotographic photoreceptor having a uniform film, in which the electrical characteristics are not deteriorated over an extended period of time without...
5756248 Electrophotographic photosensitive member and apparatus and process cartridge provided with the same  
An electrophotographic photosensitive member comprising a substrate and a photosensitive layer formed thereon, and the photosensitive layer contains an arylamine compound expressed by the following...
5747205 Photoconductive imaging members  
A photoconductive imaging member comprised of a starburst aromatic amine compound of the formula ##STR1## wherein N is nitrogen; A1 to A3 each individually represent biaryl; Ra, Rb, and Rc...
5736284 Carbazole derivative charge transporting material using the same and electrophotographic photoreceptor  
A charge transporting material high in solubility in a binder polymer and having high carrier mobility is disclosed, which contains a carbazole derivative represented by the following general...
5709974 High speed electrophotographic imaging member  
An electrophotographic imaging member including a charge generating layer, a charge transport layer and an overcoating layer, the transport layer including a charge transporting aromatic diamine...
5679488 Electrophotography photoreceptor  
Disclosed is an electrophotographic photoreceptor comprising a conductive support and provided thereon an intermediate layer, a carrier generation layer and a carrier transport layer, wherein an...
5670291 Process for fabricating an electrophotographic imaging member  
A process for fabricating an electrophotographic imaging member including providing a substrate coated with at least one photoconductive layer, applying a coating composition to the photoconductive...
5665501 Photoconductive element with polycarbonate binder  
A photoconductive element having a photoconductive layer containing a polycarbonate binder based on di-(monohydroxyaryl) alkane, wherein the polycarbonate contains a branching agent selected from...
5589309 Electrophotographic photoreceptor containing perylenes  
Disclosed is an electrophotographic photoreceptor comprising a conductive support and provided thereon an intermediate layer, a carrier generation layer containing a carrier generation material and...
5578405 Electrophotographic photoconductor containing disazo and trisazo pigments  
An electrophotographic photoconductor includes an electroconductive support and a single-layered photoconductive layer formed thereon, containing a charge transporting material, a binder resin, and...
5516610 Reusable inverse composite dual-layer organic photoconductor using specific polymers  
An inverse dual-layer organic photoconductor comprising a charge generation layer (CGL) formed on top of a charge transport layer (CTL), in turn formed on a substrate such as a web (drum) or...
RE35198 Image forming member for electrophotography  
Image-forming member for electrophotography comprising a charge generation layer composed of hydrogenated amorphous silicon.
5486936 Optically addressed spatial light modulator  
An optically addressed spatial light modulator having a multilayer-type photo conductive layer with a charge carrier generation layer and a charge carrier transport layer having a large mobility....
5436099 Photoreceptor with low surface energy overcoat  
An electrophotographic imaging member including a substrate, a charge generating layer, a charge transport layer, and an overcoat layer comprising a hole transporting hydroxy arylamine compound...
5427879 electrophotographic photoreceptors  
An electropotographic photoreceptor has a charge-transfer layer including at least two of charge-transfer materials, difference in oxidation potential between the charge-transfer materials being...
5420226 Method of making photoreceptor charge transport layers  
A method of making a photoreceptor charge transport layer involves the steps of applying at least one macrocyclic carbonate oligomer to a supporting surface, and in situ polymerizing the at least...
5409792 Photoreceptor containing dissimilar charge transporting small molecule and charge transporting polymer  
An electrophotographic imaging member including a charge generating layer and a charge transport layer, the charge transport layer comprising a charge transporting small molecule dissolved or...
5389480 Electrophotographic photoreceptor  
An electrophotographic photoreceptor comprising an electrically conductive substrate and a photosensitive layer formed thereon, wherein the photosensitive layer contains at least one member...
5368967 Layered photoreceptor with overcoat containing hydrogen bonded materials  
An electrophotographic imaging member comprising a substrate, a charge generating layer, a charge transport layer, and an overcoat layer comprising a small molecule hole transporting arylamine...
5356742 Dipyrenylamine derivatives and electrophotographic photoconductor comprising the same  
An electrophotographic photoconductor is composed of an electroconductive substrate and a photoconductive layer formed thereon, the photoconductive layer includes a dipyrenylamine derivative of...
5356743 Electrophotographic imaging members containing polyarylamine polyesters  
An electrophotographic imaging member including a support layer and at least one electrophotoconductive layer, the imaging member comprising a polyarylamine polymer represented by the following...
5336582 Electrophotographic image formation comprising an arylamine in a charge transport layer and an encapsulated toner  
An electrophotographic method for image formation comprising forming an electrostatic latent image on an electrophotographic photoreceptor comprising a conductive substrate having formed thereon a...
5324610 Electrophotographic organic photosensitive material with diphenoquinone derivative  
The organic photosensitive material for electrophotography in accordance with this invention is characterized in that a non-symmetrically substituted diphenoquinone derivative represented by the...
5316880 Photoreceptor containing similar charge transporting small molecule and charge transporting polymer  
An electrophotographic imaging member including a charge generating layer and a charge transport layer, the charge transport layer including a charge transporting small molecule dissolved or...
5312707 Electrophotographic photoconductor and diamine compounds for use in the same  
An electrophotographic photoconductor is composed of an electroconductive substrate and a photoconductive layer formed thereon including a diamine compound of formula (I): ##STR1## wherein R1...
Matches 1 - 50 out of 154 1 2 3 4 >