Patents
Sitemap › G03 - Photography; Cinematography; Analogous techniques using waves other than optical waves; Electrography; Holography › G03G - Electrography; Electrophotography; Magnetography › G03G 5 - Recording-members for original recording by exposure e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
Patents for G03G 5 - Recording-members for original recording by exposure e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor (15,021)
11/1990
11/01/1990WO1990012489A1 Deodorization of amine contaminated quaternary ammonium salt conductive resins
10/1990
10/30/1990US4967002 Aromatic amine and squaric acid or derivative, aliphatic alcohol solvent, trialkyl orthoformate drying agent
10/30/1990US4966829 Mixture of a colorant, magnetic powder, a binder resin; good fixability, anti-sticking and pulverizability
10/30/1990US4966825 Method for producing electrophotographic liquid developer
10/24/1990EP0394142A2 Electrophotographic photosensitive member
10/24/1990EP0393787A2 Electrophotographic recording material
10/23/1990US4965598 Printing apparatus
10/23/1990US4965164 Method for producing electrophotographic photoreceptor
10/23/1990US4965157 Electrophotographic photoconductor and polyolefin derivatives employed in the same photoconductor
10/23/1990US4965156 Photosensitive member having an overcoat layer and process for manufacturing the same
10/23/1990US4965155 High molecular weight polymercontaining rhodanine derivative
10/23/1990US4965154 Electrophotographic photoreceptor having surface layers
10/23/1990US4964366 Apparatus for the production of photoconductive components for use in electrophotography
10/18/1990DE4011267A1 Photosensitive electrophotographic material for long wave exposure - with charge carrier injection barrier layer to increase dark decay and fatigue resistance
10/17/1990EP0392805A1 Hydrazones and electrophotographic photoreceptors comprising them
10/16/1990US4963669 Purification of tellurapyrylium dyes
10/16/1990US4963453 Photosensitive members for use in electrophotography
10/16/1990US4963452 Photosensitive member for inputting digital light
10/16/1990US4963451 1,2,4,5-benzoylenebis(anthraquinone[1,2-d]imidazole) compounds and photosensitive members containing them
10/16/1990US4963450 Electrophotographic photosensitive member with disazo pigment
10/16/1990US4963449 P-amino substituted tetraphenylthiophenes and electrophotographic photoreceptors containing them
10/10/1990EP0391399A1 Electrophotographic photoreceptor
10/10/1990EP0391371A2 Electrophotographic lithographic printing plate
10/10/1990CA2014298A1 Hydrazone compounds and electrophotographic photoreceptors comprising the same
10/09/1990US4962008 Electrophotographic photosensitive member
10/04/1990WO1990011551A1 Photosensitive member and electrostatic data recording method
10/04/1990CA2028864A1 Photosensitive member and electrostatic information recording method
10/03/1990EP0390196A2 Electrophotosensitive material
10/03/1990EP0390195A1 Electrophotosensitive material
10/03/1990EP0390103A2 High resolution superimposed images from photopolymer electrographic master
10/03/1990EP0389928A2 Electrophotographic light-sensitive material
10/02/1990US4960886 Charge transfer complex formed between benzoquinone derivative and electron donor and process for producing the same
10/02/1990US4960663 Persistent photoconductive coating composition
10/02/1990US4960662 Amorphous layers of silicon, silicon nitride, boron-doped silicon
10/02/1990US4960661 Binder containing a carboxy-forming acrylic resin, a heat or light curable resin and a crosslinker; no background stains; printing durability
10/02/1990US4960660 Radiation exposure, stripping cover sheet, lamination, peeling temporary surface, charging, developing
09/1990
09/30/1990CA2013216A1 High resolution superimposed images from photopolymer electrographic master
09/26/1990EP0389193A2 Electrophotographic photosensitive element, method of making it and electrophotographic apparatus including it
09/26/1990EP0388531A1 Recording material suited for use in electrophotography
09/25/1990US4959290 Electrography, organic photoconductor
09/25/1990US4959289 Electrophotographic element having a surface layer and method for producing same
09/25/1990US4959288 Photoconductive imaging members with diaryl biarylylamine copolymer charge transport layers
09/25/1990US4959287 Xeroradiographic imaging member
09/25/1990US4958591 Apparatus for forming a functional deposited film by means of plasma chemical vapor deposition
09/20/1990WO1990010892A1 Electrostatic data recording medium and electrostatic data recording/reproducing method
09/20/1990CA2028814A1 Electrostatic information recording medium and electrostatic information recording and reproducing method
09/18/1990US4957839 Protective coating for increased durability
09/18/1990US4957838 Electrophotographic photoconductor and triphenylamine compounds for use in the same
09/18/1990US4957837 Photosensitive member for electrophotography containing hydrazone in charge transport layer
09/18/1990US4957836 Electrophotoreceptor using hydrazone as the charge transport material
09/17/1990WO1990010881A1 Method of production and duplication of filter, and method of production of photosensitive member provided with the filter
09/11/1990US4956440 Electrography, images
09/11/1990US4956277 Photoconductor comprising charge transporting hydrazone compounds
09/11/1990US4956256 Polycarbonates as binder resins, resistant to mechanical wear
09/11/1990US4956255 Photosensitive member
09/11/1990US4956250 Azulenium photoconductor for electrophotography
09/07/1990WO1990010256A1 Electrographic image carrier
09/05/1990EP0385743A2 Apparatus and method for electrophotographically printing continuous half-tones
09/05/1990EP0385440A2 Electrophotosensitive material
09/05/1990EP0385377A1 Methacrylic (co)polymers with side chain carbazolyl groups, and electrophotographic recording elements containing same
09/05/1990EP0385376A2 Persistent photoconductive coating composition
09/05/1990EP0385329A2 Polymeric discotic liquid crystalline charge transfer complexes, their preparation and their use
09/05/1990EP0385185A2 Electrophotographic photoreceptor
09/05/1990EP0384963A2 Apparatus for electrophotography representing half-tones
09/04/1990US4954407 Electrophotographic photoreceptor comprising binder resin containing acidic groups
09/04/1990US4954406 Electrophotographic plate including an undercoating layer having a smooth surface
09/04/1990US4954405 High photosensitivity and excellent characteristics in repeated use
09/04/1990US4954397 Light receiving member having a divided-functionally structured light receiving layer having CGL and CTL for use in electrophotography
09/04/1990US4954232 Magneto-optical recording element and method for fabrication thereof
09/04/1990US4953498 Microwave plasma CVD apparatus having substrate shielding member
08/1990
08/30/1990DE3908078C1 Electrophotographic recording material, and process for the production thereof
08/29/1990EP0384470A2 Process for preparation of crystalline oxytitanium phthalocyanine
08/28/1990US4952475 Electrophotographic photoreceptor comprising binder resin containing terminal acidic groups
08/28/1990US4952473 Photosensitive member for electrophotography
08/28/1990US4952472 Indigoid photoconductor imaging members
08/28/1990US4952471 Having an aryl amine hole transport layer, electrostatics; xerography
08/28/1990US4952470 Electrophotographic photosensitive member
08/27/1990CA2007613A1 Persistent photoconductive coating composition
08/23/1990DE4004926A1 Electrophotographic element with discontinuous protective coating
08/23/1990CA2010564A1 Process for preparation of crystalline oxytitanium phthalocyanine
08/22/1990EP0383584A2 Organic electro-conductive thin films and process for production thereof
08/22/1990EP0383445A1 Processes for preparing chalcogenide alloys
08/21/1990US4950572 Photoconductor for electrophotography with thienyl group containing charge transport material
08/21/1990US4950571 Amorphous carbon containing hydrogen as transport layer; chemical and heat resistant
08/21/1990US4950569 Responsive to incident actinic radiation, forming charge pattern, applying toner, radiation, and recording differences in intensity; high contrast
08/16/1990EP0382142A2 Material for forming image
08/15/1990CN1044713A Method of electrophotographically manufacturing a luminescent screen assembly having increased adherence for a crt
08/14/1990US4948690 Electrophotographic photosensitive member with fine spherical resin powder
08/14/1990US4948689 Photoconductor for electrophotography having an amino charge transport compound
08/14/1990US4948688 Sensitivity, durability
08/14/1990US4948687 Multi-layered squarylium-based positive charge electrophotographic photoreceptor
08/14/1990US4948529 Stable high resistance transparent coating
08/14/1990CA1272666A1 Multilayered article including crystallization inhibiting layer and method for fabricating same
08/09/1990WO1990008984A1 Imaging system
08/08/1990EP0381036A2 Electrophotographic photoreceptor
08/08/1990CN1044542A Zinc oxide xeroprinting boards
08/07/1990US4946766 Electrophotographic photoconductor having intermediate layer comprising indium oxide
08/07/1990US4946754 Photoconductive imaging members with diaryl biarylylamine charge transporting components
08/07/1990CA1272549A1 Crosslinked vinyl polymer particles and electrographic elements and liquid developers containing such particles
08/02/1990DE4001351A1 New tetrakis:azo cpds. used as electrophotographic charge generator
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