Matches 101 - 150 out of 220 < 1 2 3 4 5 >


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4687729 Lithographic plate  
Printing plates made from ceramic-coated, steel-based, lithographic plate precursors. The printing plate of this invention is a lithographic plate comprising a steel substrate, an adhesion...
4680250 Composite aluminum sheet for presensitized lithographic printing plate comprising a support having specified center line average roughness  
A composite aluminum sheet for a presensitized lithographic printing plate comprises a support such as a thermoplastic sheet and an aluminum foil which has a matt surface with a roughness of...
4672022 Radiation-sensitive printing plates with base which consists of an aluminum alloy having iron and manganese  
An aluminum alloy suitable as a base for printing plates consists essentially of aluminum containing iron (Fe) and manganese (Mn), the Fe content being 1.2 to 2.1% by weight, the Mn content being...
4650739 Process for post-treating aluminum oxide layers with aqueous solutions containing phosphoroxo anions in the manufacture of offset printing plates with radiation sensitive layer and printing plates therefor  
A process for manufacturing materials in the form of sheets, foils or webs comprising chemically, mechanically and/or electrochemically roughened and anodically oxidized aluminum or one of its...
4634652 Overlay light-sensitive proofing film with transparent aluminum oxide and transparent magnesium fluoride layers therein  
This invention relates to an improved overlay proofing film. More, particularly, the invention relates to an improved overlay proofing film comprising a substantially transparent polyester base...
4591544 Metal image forming materials with light sensitive resin layer and oblique angle deposited metal underlayer  
A metal image forming material in which the thin metal layer can be etched in short period to provide a sharp image without a strong etchant is disclosed. Said metal image forming material...
4582777 Compressible printing plate  
An improved compressible printing plate in which a liquid photocurable material is bonded directly to a compressible material during exposure to ultraviolet radiation. The compressible printing...
4581258 Photopolymer coated lithographic printing plate  
An improved photopolymer coated lithographic printing plate having a thin, glasslike and water insoluble film disposed intermediate a photopolymeric coating and a directly electrodeposited layer...
4581318 N-alkynyl polyvinylpyridinium resists having electron and deep U.V. sensitivity  
N-alkynyl polyvinylpyridinium resists, which are sensitive to both electrons and deep U.V., are disclosed.
4579811 Process for developing exposed diazo negative-working reproduction layers using aqueous developer having salt of aromatic carboxylic acid with adjacent group substituent  
Disclosed is a developer composition for exposed, light-sensitive, negative-working reproduction layers, which may contain an organic binder, comprising water and a salt of a substituted aromatic...
4578342 Presensitized diazo lithographic plate with anodized and silicated aluminum plate surface and subbing layer of polymer with sulfonic acid group  
A presensitized lithographic plate is disclosed. The plate is comprised of a support base such as an aluminum support base having an anodized surface having a subbing layer positioned thereon...
4568630 Method for preparing and using an anodized aluminum photo-lithographic printing plate  
A method of preparing an anodized aluminum printing plate comprising treating the aluminum support with aqueous solution of a condensed aryl sulfonic acid having a neutral pH, anodizing the...
4552827 Planographic printing plate having cationic compound in interlayer  
An improved planographic printing plate comprised of a metal substrate, a sealing layer, an interlayer formed from a monomer or polymer of an organic compound having at least one cationic,...
4547454 Photosensitive multi-layer material and preparation of adhesive layers employed therein  
A photosensitive multi-layer material comprising a base, which may or may not be provided with an adhesion-promoting layer, and a photopolymerizable layer, consisting of a mixture of a...
4545867 Process for the direct electrodeposition of gray chromium on aluminum base substrates such as aluminum base lithographic sheets  
Process for the direct electrodeposition of gray chromium of selectively constituted surface structure and grain texture on aluminum base substrates such as aluminum base lithographic sheet.
4544622 Negative-acting photoresist imaging system  
A negative-acting photoresist imaging system is provided having a substrate, a metal layer, a latently sensitized, crosslinkable, negative-acting photoresist base layer, and a negative-acting...
4542089 Lithographic substrate and its process of manufacture  
Lithographic printing substrates ordinarily require a mechanical or chemical graining of aluminum surfaces. Such substrates are difficult and expensive to make. It has been found that...
4529688 Infrared sensitive phthalocyanine compositions  
Disclosed is an ablative infrared sensitive optical recording composition containing as a component thereof a dispersion of a resinous binder and an absorbing infrared sensitive tertiary butyl...
4511645 Photosensitive plate for lithographic printing plate  
A presensitized printing plate which has a photopolymerizing composition layer provided on at least one side of a support, with the photopolymerizing composition being constituted with (A) a...
4502925 Process for aluminum surface preparation  
A method for treating an aluminum sheet useful for lithography by etching said sheet in an aqueous bath containing up to about 25% of nitric and/or hydrochloric acids and from about 1% to about...
4499178 Optical information recording material  
An optical information recording material which comprises a substrate having thereon a heat mode recording layer made of a metal and a metal compound that increases the sensitivity of said...
4492750 Ablative infrared sensitive devices containing soluble naphthalocyanine dyes  
Disclosed is an ablative infrared-sensitive optical recording composition containing as a component thereof a dispersion of a resinous binder and a soluble naphthalocyanine of the following...
4483913 Planographic printing plate  
An improved planographic printing plate comprised of a metal substrate, a sealing layer, an interlayer formed from a monomer or polymer of an organic compound having at least one cationic,...
4478930 Presensitized lithographic printing plates  
A presensitized lithographic printing plate, which comprises a support having a hydrophilic surface. A non-silver light-sensitive layer capable of having formed therein a lipophilic image pattern...
4476006 Supports for lithographic printing plates and process for producing the same  
A support for a lithographic plate and process for producing a support for such a plate are described, which process comprises: mechanically roughening the surface of an aluminum plate, chemically...
4456677 Composite resist structures for submicron processing in electron/ion lithography  
Composite resist structures are described for processing submicron electrc and optical circuits requiring very good pattern resolution between lines because of extremely close spacings between...
4431724 Offset printing plate and process for making same  
An offset printing plate is provided comprising a carbon steel substrate with printing and non-printing areas on its surface. The printing areas are made of a light-sensitive top layer material...
4430366 Metal/metal oxide coating  
Most processes for the generation of metal oxide or metal sulfide films involved oxidation of existing metal layers or direct vapor deposition of the oxide or sulfide layer. These processes do not...
4427765 Hydrophilic coating of salt-type phosphorus or sulfur polymer on aluminum support materials for offset printing plates and process for manufacture and use with light sensitive layer thereon  
The plate-, foil- or strip-shape support materials for offset printing plates are based on chemically, mechanically and/or electromechanically roughened aluminum, or on one of its alloys....
4427766 Hydrophilic coating of salt type nitrogen polymer on aluminum support materials for offset printing plates and process for manufacture and use with light sensitive layer thereon  
The plate-, foil- or strip-shape support materials for offset printing plates are based on chemically, mechanically and/or electromechanically roughened aluminum, or on one of its alloys....
4426437 Imageable material with radiation absorbing microstructured layers overcoated with photoresist layer  
An imageable article comprising a photoresist layer on a substantially radiation absorbing layer of metal having a microstructured surface characterized by a plurality of randomly positioned...
4419438 Image forming material and method  
An image reproducing material comprising a supporting sheet bearing a metal or metallic compound layer having a thickness of 100 to 1000 Å and a photosensitive resin layer, which is characterized...
4411978 Photoresist materials and processes of using with photosensitive naphthoquinone diazides and nitrones  
A photosensitive recording material which includes in a supported layer a mixture of photosensitive substances in admixture with one or more polymers that are soluble in an alkaline aqueous...
4410620 Offset plates in steel, using surfaces containing chromium oxide  
The present invention relates to new offset plates wherein the surface of the steel-containing support is coated with a thin water-accepting layer of chromium and chromium oxide.
4409318 Photosensitive element containing a polymer of an indenone based compound and a methacrylate compound  
The use of polymers including an indanone entity for use as a resist in a photosensitive body used in a lithographic process leads to desirable results. These resists have excellent resolution...
4405706 Optical information recording medium  
An optical information recording medium is disclosed.The medium is comprised of a plastic substrate made of acrylic resin, an undercoating comprised at least one of polyvinyl pyrrolidone and...
4405878 Bonded grid-cathode electrode structure  
A variety of technologies have been applied in the development of a bonded rid cathode. Erosion lithography is used for making the fine-detail grid structure, combining air erosion and...
4397939 Method of using a positive electron beam resist medium  
This invention relates to novel terpolymers of vinyl acetate, 3-methylcyclopentene and sulfur dioxide. Positive electron beam resist media prepared from the subject terpolymers possesses excellent...
4396702 Method of forming pattern in positive resist media  
This invention relates to novel poly(silane sulfone) copolymers having repeating units represented by the formula ##STR1## wherein R is alkyl and n is an integer. Positive resist recording media...
4387157 Photosensitive multi-layer material and preparation of adhesive layers employed therein  
A photosensitive multi-layer material comprising a base and a photosensitive layer which has a polyamide binder and is soluble or dispersible in an alcoholic solvent contains two layers between...
4379827 Imaging structure with tellurium metal film and energy sensitive material thereon  
A structure, and method, for producing images such as microform, particularly, microfilm. The structure in its preferred form comprises a flexible substrate having a film, layer or coating of a...
4376814 Ceramic deposition on aluminum  
An aluminum substrate is electrochemically or thermally deposited with a ceramic surface coating comprising an organic acid, such as polyvinyl phosphonic acid, and an alkaline earth silicate or...
4362807 Photomask-forming photographic material and method for producing photomask using same  
A photomask-forming photographic material which comprises a transparent support having a masking layer thereon, the masking layer having thereon at least one silver halide emulsion layer either...
4332880 Imaging film with improved passivating layers  
In an imaging film having a substrate over which is deposited a thin, opaque layer of an imaging material there is located on at least the outer side of said opaque imaging layer and, better...
4314022 Photoresist developers and process  
A developing solution for use with imaging film comprising a photoresist layer over an aluminum coated substrate and the process of developing the film are shown to be rapid acting. The developing...
4292392 Protective layer of fatty acid or nylon on photosensitive resin for metal-image forming element  
A metal image-forming material comprising a support, a metal image-forming layer formed on the support and a photosensitive resin layer formed on the metal image-forming layer, with a protective...
4284711 Presensitized planographic printing plates with cobalt adhesive layer  
An improved presensitized printing plate comprises at least one metal working surface, a cobalt layer electroplated on the outer working surface of said at least one metal working surface, and a...
4271257 Imaging film of bismuth or bismuth alloy  
An imaging film, and a method of making it, comprising a flexible plastic substrate having a thin, high optical density, continuous layer of bismuth, or an alloy of bismuth, deposited on a surface...
4266009 Imaging material and method of producing image thereon  
A novel imaging material comprising a substrate; a lead layer thereon including at least 20% by weight of lead and having a substantially dome shaped grain structure; and a stabilizing layer...
4242438 Photomask material  
A photomask material which comprises a transparent support having a transparent electroconductive layer thereon, the transparent electroconductive layer having thereon a transparent porous...

Matches 101 - 150 out of 220 < 1 2 3 4 5 >