Matches 1 - 36 out of 36


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6376140 Electrostatically imaged printing plate and method of preparation  
A printing plate useful in lithographic printing is prepared by the process comprising: (a) applying an alkali soluble composition comprising at least one polymer composition to a hydrophilic...
6376144 Organic photoconductive composition  
A photoconductive composition useful for the preparation of printing plates is disclosed. The composition comprising an organic photoconductor, a charge carrier generating material, and a binder...
5637428 Lithographic printing plate  
A lithographic printing plate formed by charging a printing original plate which comprises an electroconductive support and provided thereon at least one photosensitive layer containing a...
5582942 Printing plate for electrophotographic type plate making  
A printing plate for electrophotographic type plate making having a photoconductive layer on an electrically conductive support. The photoconductive layer includes an organic photoconductive...
5521039 Electrophotographic photosensitive material and printing plate for electrophotographic process  
An electrophotographic photosensitive material comprising a conductive support having thereon (a) a layer containing a charge transporting compound and a charge generating compound or (b) a...
5208126 Electrophotographic printing plate precursor and photosensitive lithographic printing plate precursor  
A novel electrophotographic printing plate precursor and a novel photosensitive lithographic printing plate precursor are disclosed, in which a specific layer is formed on the end face thereof.
5166025 Matric plate for electrophotographic platemaking, production thereof and printing plate  
An electrophotographic plate-making quality matrix plate provided on an electroconductive substrate thereof with a photosensitive layer formed of an alkali-soluble binder resin containing an...
5079116 Electrophotographic type printing plate precursor  
An electrophotographic printing plate precursor which comprises a conductive support having provided thereon, in order, an intermediate layer and an electrophotographic photo-receptive layer,...
5069991 Panchromatic electrophotographic recording element containing multiple carrier-producing sensentizers  
A novel panchromatic electrophotographic recording element has an electrically conducting substrate and one or more photoconducting layers. The photoconducting layer contains one or more binders,...
5055370 Image forming resin particles for liquid developer for printing plate  
A positively chargeable liquid developer to be used in making a printing plate by developing an electrostatic image formed on the surface of a printing plate precursor with a liquid developer and...
5006433 Printing plate precursors for electrophotographic plate-making purposes  
A printing plate precursor for electrophotographic printing plate making purposes wherein the binder resin used for a photoconductive layer comprises a copolymer of at least one vinyl ester...
4985323 Electrophotographic printing plate  
An electrophotographic printing plate comprising a conductive support having provided thereon a photoconductive insulating layer containing: (1) at least one organic photoconductive compound, (2)...
4933248 Electrophotographic recording material  
An electrophotographic recording material is disclosed that comprises an electrically conducting layer support being in particular suitable for the production of printing plates or printed...
4882248 Electrophotographic plate for making printing plate comprising phthalocyanine pigment and thiobarbituric acid residue containing compound  
An electrophotographic plate for making a printing plate is provided. Said electrophotographic plate comprises an electrically conductive and hydrophilic base and a photoconductive layer provided...
4859555 Electrophotographic printing plate comprising disazo and perynone compounds, hole transport material and alkali soluble resin  
An electrophotographic printing plate comprises a substrate having formed thereon a photoconductive layer comprising (a) a disazo based compound, (b) a perynone based compound, (c) a hole transport...
4814246 Light-sensitive photoconductive recording material with light sensitive covering layer for use in manufacturing printing form or printed circuit  
The disclosed light-sensitive recording material is composed of an electrically conductive support, suitable for the production of printing forms or printed circuits, an a photoconductive layer...
4782000 Electrophotographic recording elements with hydrolyzed silane layer  
An electrophotographic recording element consisting of an aluminum base, which is mechanically, chemically and/or electrochemically pretreated in a conventional manner, and a photoconductive layer...
4760006 2,3-bis(dialkylaminophenyl)quinoxalines and their use in electrophotographic recording materials  
Novel 2,3-bis(dialkylaminophenyl)quinoxalines of the general formula ##STR1## wherein R is alkyl having up to 4 carbon atoms R1 is hydrogen or alkyl having up to 4 carbon atoms, R2 is the same as...
4748099 Process for forming printing plate using an electrophotographic material for obtaining toner image  
A process for forming a printing plate use a specific electrophotographic material for obtaining a toner image which comprises a support and a layer for obtaining an electrostatic latent image...
4680244 Light-sensitive recording material for the production of a printing form or printed circuit with photoconductive layer and light-sensitive overlayer  
The disclosed light-sensitive recording material is composed of an electrically conductive support, suitable for the production of printing forms or printed circuits, and a photoconductive layer...
4559285 Electrophotographic recording materials containing a metal acetylacetonate  
Electrophotographic recording materials which comprise an electrically conductive base, charge carrier-producing compounds or sensitizers, charge carrier-transporting compounds and added metal...
4556621 Electrophotographic recording material containing a metal-1,3-diketone complex  
Electrophotographic recording materials which comprise an electrically conductive base, charge carrier-producing compounds or sensitizers, charge carrier-transporting compounds and added...
4533612 Electrophotographic recording materials containing special charge carrier-transporting compounds  
Electrophotographic recording materials which comprise an electrically conductive base, charge carrier-producing compounds (sensitizers), and charge carrier-transporting compounds, possess high...
4530892 Electrophotographic recording material for printing forms  
The present invention relates to an electrophotographic recording material composed of an electrically conducting coating support which is suitable, in particular, for the manufacture of printing...
4528256 Electrophotographic recording material with condensation product  
The invention describes an electrophotographic recording material composed of an electrically conductive support layer, which is suitable in particular for the production of printing forms or...
4520088 Method for making printing plates  
Disclosed is a method for electrophotographically making a printing plate excellent in resolving power and having a high printing endurance by using a liquid developer containing a copolymer...
4492747 Flexible laminatable photosensitive layer  
Disclosed is a flexible photosensitive layer containing a polymeric binder, which is capable of being laminated and is applied to a preferably flexible support. The photosensitive layer comprises a...
4487823 Light-sensitive copying material and process for the manufacture thereof utilizing non-ionic fluorinated ester surfactant  
The present invention describes a light-sensitive copying material comprising a support and a light-sensitive layer which contains from 0.01 to 10 percent by weight of a non-ionic ester which is...
4477547 Method for making complex layer type lithografic printing plate  
Disclosed is a method for making a complex layer type lithographic printing plate by forming a toner image on a printing original plate having organic electrophotographic photosensitive layer by...
4435491 Electrophotographic process for the production of lithographic printing plates and light-sensitive materials for use therein  
A process for the production of lithographic printing plates, and a light-sensitive material for use in the process are described. The light-sensitive material comprises an electrically conductive...
4418134 Aqueous composition-sensitive photoconductive composition  
An aqueous composition-sensitive photoconductive composition useful in the preparation of aqueous composition decoatable electrophotographic elements, such elements and low cost lithographic...
4357403 Photoconductive plate for printing and a method for the preparation of a printing plate by heating  
A photoconductive plate for printing use having imaged and non-imaged portions. The plate comprises an electroconductive support and a photoconductive layer including a photoconductive material...
3653886 PREPARATION OF PRINTING FORMS BY THE IONIC POLYMERIZATION OF PHOTOCONDUCTORS  
This invention relates to an electrophotographic reproduction process for the preparation of printing plates from electrophotographic reproduction material in which a latent electrostatic image is...
3615385 PREPARATION OF PRINTING PLATES EMPLOYING ORGANIC POLYMERIZABLE PHOTOCONDUCTOR  
A process for the preparation of printing plates from electrophotographic reproduction material, having a support suitable for printing purposes and a photoconductive layer thereon, by charging,...
3236640 Process for the preparation of printing plates using particularly a photoconductivemultilayer structure  
3230081 Process for the preparation of printing plates utilizing electrostatic image formation techniques  
Matches 1 - 36 out of 36