Patents
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)
01/1991
01/29/1991US4988592 Photosensitive member containing phthaloperinone or naphthalimide
01/29/1991US4988591 Process for producing color images
01/29/1991US4988571 Charge generating layer and a charge transporting layer lamination, electrography
01/29/1991CA2022098A1 Laminated organic photosensitive material
01/23/1991EP0409737A1 Oxytitanium phthalocyanine, process for producing same and electrophotosensitive member using same
01/23/1991EP0409160A2 Electrophotographic recording elements containing a combination of photoconductive perylene materials
01/23/1991EP0409145A2 Electrophotographic photoreceptor
01/23/1991EP0408966A2 Electrophotographic recording material and process for its manufacture
01/23/1991CN1011354B Light receiving members
01/22/1991US4987220 Purification of poly(n-vinylcarbazole) containing impurities
01/22/1991US4987046 Electroseamed metallic tube coated with layers of charge generating and charge transfer compounds
01/22/1991US4987045 Photosensitive member for electrophotography
01/20/1991CA2021350A1 Laminated organic photosensitive material
01/19/1991CA2021339A1 Electrophotographic photoreceptor
01/16/1991EP0408495A2 Substituted tetrachalcogen fulvalenes and process for their preparation
01/16/1991EP0408380A1 Photosensitive materials for electrophotography and processes for making the same
01/16/1991EP0407936A2 Electrophotographic light-sensitive material
01/16/1991CN1048606A Photosensitive leuco dye containing electrostatic master with printout image
01/15/1991US4985330 Photosensitive material for electrophotography and method for making same
01/15/1991US4985326 Photosensitive layer containing a polycarbonate as binder resin
01/15/1991US4985325 Photoconductor for electrophotography containing hydrazone
01/15/1991US4985324 Electrophotographic photoreceptor
01/15/1991US4985323 Photoconductor, Sensitizer, Amide
01/11/1991CA2020658A1 Substituted tetrachalcogenofulvalenes and a process for their preparation
01/08/1991US4984198 Liquid crystal electrooptic memory device
01/08/1991US4984025 Imaging system with intermediate transfer member
01/08/1991US4983741 1,2,4,5-benzoylenebis(naphtho[2,3-d]imidazole) compounds and photosensitive members containing them
01/08/1991US4983484 Arsenic-selenium photosensitive material for use in electronic photography
01/08/1991US4983483 Organic photoreceptor for use in electrophotography employing squarylium and copper phthalocyanine as charge generation materials
01/08/1991US4983482 Photoconductive imaging members with polyurethane hole transporting layers
01/08/1991US4983481 Flexible substrate with same thermal contraction coefficient as charge transport layer
01/08/1991US4983480 Charge generating compounds
01/02/1991EP0406001A2 Matrix plate for electrophotographic platemaking and printing plate
01/02/1991EP0405543A2 Photosensitive leuco dye containing electrostatic master with printout image
01/02/1991EP0405499A2 Electrophotographic light-sensitive material
01/02/1991EP0405448A1 Purification of tellurapyrylium dyes
01/02/1991EP0405420A1 Electrophotographic photoreceptor
01/02/1991EP0405016A1 Toner-receiving printing plate
01/02/1991CA1278452C Support with spherical dimples for light receiving layer having a-si(ge,sn) (h,x) and a-si(h,x) layers
01/01/1991US4981768 Photosensitive recording material having an N-aryl carbazole p-type charge transport compound
01/01/1991US4981767 Photoconductive mixed crystals of phthalocyanine compounds and process for producing the same
01/01/1991US4981766 Electrography
12/1990
12/31/1990CA2019940A1 Photosensitive leuco dye containing electrostatic master with printout image
12/27/1990EP0404575A2 Recording medium
12/27/1990EP0404131A2 Titanylphthalocyanine
12/27/1990EP0404087A1 White electroconductive zinc oxide
12/27/1990EP0403662A1 Polysilane compound and electrophotographic photoreceptor produced therefrom
12/27/1990EP0246287A4 Photo-electric imaging device
12/27/1990CA2018870A1 Purification of tellurapyrylium dyes
12/26/1990CN1010987B Photo hardening electro static printing mould containing electron donor and donee
12/26/1990CN1010986B Photo-hardening electro static printing mould with improved umkehr effect and electricity erasing ability
12/25/1990US4980255 Electrophotographic photoreceptor composition
12/25/1990US4980254 Electrophotographic photosensitive member having charge generator pigment of specified particle size distribution
12/25/1990US4980238 Aqueous dispersion of cationic polymer
12/21/1990CA2019418A1 Method for producing white electrically conductive zinc oxide
12/20/1990DE4018010A1 Photoconductor for electrophotography
12/19/1990EP0403299A2 Charge image recording medium
12/19/1990EP0402980A1 Electrophotographic recording material
12/19/1990EP0402979A1 Electrophotographic recording material
12/12/1990EP0402260A2 Electrophotographic photosensitive member
12/12/1990EP0401782A2 Titanyl phthalocyanine crystal, method of manufacture thereof and its use for electrophotographic photosensitive material
12/11/1990US4977051 Trisazo electrophotographic photoreceptor
12/11/1990US4977050 Comprising amorphous silicon layer containing hydrogen or halogen, amorphous silicon carbide layer with specific carbon content, thickness, amount of group 3 or 5 dopant; enhanced sensitivity to long and short wavelengths
12/11/1990US4977049 Photoconductive zinc oxide in binder
12/05/1990EP0401166A2 Nitrogen-containing titanocenes and their use
12/04/1990US4975745 Electrophotographic photosensitive member
12/04/1990US4975352 Using organic charge generating compound and charge transporting compounds containing azo pigments
12/04/1990US4975350 Photoreceptor having a metal-free phthalocyanine charge generating layer
12/04/1990US4975349 Electrophotographic photosensitive material using azo pigment containing coupler component
12/04/1990US4974964 Apparatus for preparing electrophotographic photosensitive members
12/04/1990US4974543 Apparatus for amorphous silicon film
11/1990
11/28/1990EP0399469A1 Electrophotographic light-sensitive material
11/28/1990EP0399403A1 Electrophotographic photoreceptor
11/27/1990US4973537 Acrylic polymer protective coating
11/27/1990US4973536 Electrophotographic photoreceptor containing phthalocyanine and hydrazone
11/22/1990EP0398475A2 Photosensitive medium for recording charge latent image and recording method thereof
11/22/1990EP0398373A1 Electrophotographic light-sensitive material
11/21/1990CN1047149A Photohardenable electrostatic element with improved environmental latitude
11/20/1990US4971878 Amorphous silicon photosensitive member for use in electrophotography
11/20/1990US4971877 α-type titanyl phthalocyanine composition, method for production thereof, and electrophotographic sensitive material using same
11/20/1990US4971876 Photoconductor for electrophotography
11/20/1990US4971875 Multilayer organic photoconductor
11/20/1990US4971874 Photosensitive member with a styryl charge transporting material
11/20/1990US4971873 Solvent soluble polyimides as binders in photoconductor elements
11/20/1990US4971872 Printing member, semiconductors, multilayer, dielectrics, dopes
11/20/1990US4971871 Electrophotographic lithographic printing plate precursor
11/20/1990US4971870 Offset printing, electroconductors, photoconductors, binder resins, multilayer
11/14/1990EP0397529A2 Photohardenable electrostatic element with improved environmental latitude
11/14/1990EP0397146A2 Laminate type photosensitive material for electrophotography
11/14/1990EP0396828A1 Unsymmetrical squaraine compositions and photoconductive imaging members using such compositions
11/14/1990CN1010432B Method for preparing photoelectric conductor made of phthalocyanine
11/13/1990US4970131 Crown ether or polyether
11/13/1990US4970130 Xeroprinting process with improved contrast potential
11/12/1990CA2016389A1 Photohardenable electrostatic element with improved environmental latitude
11/07/1990CN1010348B Method for preparing photoelectric conductor made of phthalocyanine
11/06/1990US4969012 Image recording apparatus with an intermediate photosensitive member
11/06/1990US4968813 Derivatives of 4H-thiopyran-1,1-dioxides
11/06/1990US4968579 Organic laminated photosensitive material of positive charging type and process for preparation thereof
11/06/1990US4968572 Electrophotographic photoreceptor with binder having terminal acidic group
11/06/1990US4968571 Photosensitivity, durability