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6790590 |
Infrared absorbing compounds and their use in imageable elements
Infrared absorbing compounds in which both the anion and the cation absorb infrared radiation, imageable elements that contain these compounds, and methods for forming images using the imageable...
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6787281 |
Selected acid generating agents and their use in processes for imaging radiation-sensitive elements
An acid generating agent useful for imaging photosensitive elements selected from compounds of formulae (I), (II) and (III). wherein R 1 is selected from the group consisting of an...
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6787291 |
Directly imageable planographic printing plate and production method thereof
A directly imageable planographic printing plate that is high in image productivity and easy to check is produced by using a directly imageable planographic printing plate that comprises at least a...
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6780562 |
Lithographic printing plate precursor
A lithographic printing plate precursor comprises an image forming layer containing at least one polymer compound having a fluoroaliphatic group on the side chain, wherein the fluoroaliphatic group...
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6780567 |
Lithographic process using reaction of o-quinodimethane
A lithographic process comprises the steps of imagewise heating a presensitized lithographic printing plate and removing an unheated area of an image-forming layer to form a lithographic printing...
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6777155 |
Photosensitive lithographic printing plate
A photosensitive lithographic printing plate comprising: a support; and a photosensitive layer, wherein the photosensitive layer comprises: a polyurethane resin binder comprising an aliphatic...
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6777156 |
Directly imageable planographic printing plate precursor and a method of producing planographic plates
A directly imageable planographic printing plate precursor, which may be of the positive or negative type, has at least a heat sensitive layer on a substrate. The heat sensitive layer contains a...
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6777164 |
Lithographic printing forms
The invention provides a lithographic printing for precursor having an imagable coating on an aluminum support, wherein the imagable coating comprises a polymeric substance comprising colorant...
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6770422 |
Negative image-recording material and method of image formation
A negative image-recording material which can be imagewise-exposed by IR radiation from IR lasers and enables direct image formation from digital data of a computer or the like. The material, when...
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6770416 |
Multi-purpose modular infra-red ablatable graphic arts tool
The multi-purpose modular infra-red ablatable graphic arts tool provided comprises solutions to economy of scale for infrared ablatable Graphics Arts products by a novel modular approach of using...
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6764807 |
Planographic printing
A planographic printing member precursor comprises a first component, for example a hydroxy group containing polymer, and a second component which may be a siloxane or a compound of general formula...
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6759178 |
Polymeric film having a coating layer of a phosphonic acid group containing polymer
A printing plate includes a substantially free gelatin free polymeric film which includes a coating layer of a polymer having at least one -POXY pendant group, pendant carboxyl groups and further...
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6759182 |
Manufacturing method and apparatus of optical device and reflection plate provided with resin thin film having micro-asperity pattern
There is provided a manufacturing method of an optical device having a micro-asperity pattern that has various kinds of accurate three-dimensional shapes and is realized as thin films. A substrate...
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6759185 |
Method for reuse of loaded developer
A method for the refreshment and reuse of loaded developers used in lithographic printing is disclosed. A polyoxyalkylene derivative is added to a silicate-containing loaded developer. Insoluble...
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6756183 |
Method for preparing lithographic printing plate
A method for preparing a lithographic printing plate comprising the steps of imagewise exposing, to light, a presensitized plate for use in making a lithographic printing plate, which comprises a...
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6749993 |
Planographic printing precursor and printing method employing the same
Disclosed is a planographic printing plate precursor comprising a support, and provided thereon, an image forming layer, a first outermost layer on the image forming layer side and a second...
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6749992 |
Printing plate
A printing plate for computer-to plate lithography having a laser-ablatable member supported by a substrate. At least one portion of the laser-ablatable member is formed form an acrylic polymer...
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6745693 |
Variable data lithographic printing device and method
A variable data lithographic printing device comprises surrounding a printing cylinder a photosensitive layer coater, an exposure source, optionally a developer, an inking applicator, optionally a...
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6746812 |
Photosensitive resin composition
A photosensitive resin composition containing a high molecular compound having at least a) a fluoro aliphatic group, and b) a group represented by formula —L—P (wherein L represents a divalent...
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6746820 |
Light-sensitive composition and light-sensitive lithographic printing plate
There are disclosed a light-sensitive composition which comprises a polymer comprising a carboxyl group and a polymerizable double bond at the side chain, an organic-borate salt, and a hindered...
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6740468 |
Planographic printing plate and method of producing the same
A negative planographic printing plate comprising a substrate carrying thereon a recording layer which contains a polymerizable compound and an infrared absorbing agent, and in which a...
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6737219 |
Photopolymer sachet
The invention provides a photopolymer package for use in making a hand stamp plate, the package consisting of a sachet containing a photocurable liquid polymer, the walls of the sachet being formed...
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6737220 |
Printing method and printing press
A method of printing an image with a printing plate prepared from a printing plate precursor, which comprises a support having thereon an image forming layer A containing a water-soluble material,...
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6733948 |
Negative image-recording material
A negative image-recording material which can be imagewise exposed to IR radiation from IR lasers and ensures direct image formation from digital data of a computer or the like. The material, when...
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6730457 |
Digital waterless lithographic printing plate having high resistance to water-washable inks
Thermally imageable elements and methods for their preparation and use are disclosed. The elements contain, in order, a substrate; an underlayer; and an ink-repellent layer. The underlayer contains...
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6727031 |
Infrared-sensitive image forming material
An infrared-sensitive image forming material with which a plate can be directly formed by an infrared laser. The infrared-sensitive image forming material has a support having disposed thereon a...
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6725777 |
Recording medium with dispersed ink adhering and ink releasing materials
The recording medium comprises a recording layer. The recording layer has a first material and a second material independently dispersed. The first material has a property that a backward contact...
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6727044 |
Method for producing lithographic printing plate, lithographic printing original plate for laser scan exposure, and photopolymerizable composition
A method for producing a lithographic printing plate is disclosed, comprising performing the plate-making by scan exposing a lithographic printing original plate comprising a hydrophilic support...
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6727045 |
Method and apparatus for developing photosensitive resin relief printing plate
A developing method for a photosensitive resin printing plate which can reduce the cost for treating waste liquid by using an aqueous developing liquid not containing surfactant and recycling and...
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6723490 |
Minimization of ablation in thermally imageable elements
Positive-working thermally imageable elements, useful as printing plate precursors and having reduced ablation when thermally imaged, and methods for their preparation are disclosed. In one aspect,...
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6723492 |
Lithographic printing plate precursor and method for the preparation of lithographic printing plate employing the same
A lithographic printing plate precursor comprising a water-resistant support having provided thereon a light-sensitive layer containing fine titanium oxide grains doped with a metallic ion which...
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6723493 |
Negative lithographic printing plate comprising a specific compound in the photosensitive layer
Lithographic printing plates having on a hydrophilic substrate an oleophilic photosensitive layer comprising an oleophilic polymer, a free radical polymerizable monomer, and...
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6723491 |
Utilizing UV to form and decompose a printing member
In one embodiment, the present invention is directed to a method for preparing a printing member by coating a printing cylinder with a layer comprising ultraviolet-curable silicones and curing the...
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6723489 |
Printing form precursors
Lithographic printing form precursors comprising positive working polymeric coatings on substrates may during storage or transportation undergo undesirable changes in their imaging properties. It...
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6720130 |
Radiation sensitive lithographic printing plate precursors having ablation-free imageable composition and method
The present invention relates to a negative-working radiation imageable lithographic printing plate precursor, preferably having only two polymeric layers on a support. The first (bottom) layer is...
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6720125 |
Image recording material
The present invention provides an image recording material onto which images can be recorded with an infrared ray, the material comprising an infrared absorbent (A), a radical-generating agent (B)...
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6716569 |
Preparation method for lithographic printing plate
The present invention relates to a preparation method for a lithographic printing plate, which comprises forming a presensitized plate by coating a photosensitive layer or thermosensitive layer on...
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6716993 |
Polymethine compound and near-infrared absorbing material comprising same
The invention provides novel compounds which show high sensitivity to near-infrared rays in the region of 750-950 nm and, when processed to give films and so forth, undergo only slight...
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6715420 |
Printing plate with dyed and anodized surface
A printing plate for computer-to plate lithography having a metal substrate with an anodized surface portion. The anodized surface portion has a porous texture in which a radiation-absorbing...
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6716567 |
Supporting body for lithography block and original lithography block
Objects of the present invention are to provide a positive working presensitized plate of a thermal type, which has damage resistance, and which is handled easily in conventional operation, high in...
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6706463 |
Method for making lithographic printing plate
A method for making a lithographic printing plate comprises the steps of imagewise exposing, to a laser beam, a PS plate comprising a substrate, a heat-sensitive layer containing at least one...
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6706454 |
Method for the production of a printing plate using particle growing acceleration by an additive polymer
A coating solution useful in the preparation of printing plate precursors comprises: a) a radiation sensitive composition C comprising a phenolic resin; b) at least one thermoplastic polymer P...
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6706466 |
Articles having imagable coatings
Imageable articles comprising positive working polymeric coatings on substrates are given a heat treatment as part of their manufacture, notably at a moderate temperature for an extended period....
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6703185 |
On-press developing method of lithographic printing plate precursor
On-press developing method of a lithographic printing plate precursor, the lithographic printing plate precursor comprising an image-forming layer which comprises a hydrophobizing precursor, and...
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6699636 |
Imaging element comprising a thermally activated crosslinking agent
Imageable elements useful in lithographic printing, and processes for their use, are disclosed. The elements comprise a hydrophilic substrate, an imageable layer over the substrate, and a thermally...
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6699638 |
Negative-working heat-sensitive lithographic printing plate precursor
A negative-working heat-sensitive lithographic printing plate precursor, comprising a substrate having a water-receptive surface which has provided thereon sequentially: (1) a thermal...
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6696220 |
Template for room temperature, low pressure micro-and nano-imprint lithography
Described are imprint lithography templates, methods of forming and using the templates, and a template holder device. An imprint lithography template may include a body with a plurality of...
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6692890 |
Substrate improvements for thermally imageable composition and methods of preparation
The present invention includes a radiation-imageable element for lithographic printing having a hydrophilic anodized aluminum base with a surface having pores and a image-forming layer having...
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6689534 |
Planographic printing original plate
A positive-type planographic printing original plate for direct plate-making with an infrared laser, with excellent latitude in forming an image by development, and excellent flaw resistance. The...
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6689537 |
Photosensitive litographic printing plate and method for making a printing plate
A photosensitive lithographic printing plate comprises a photosensitive layer and a protective layer formed in this order on a support, wherein the photosensitive layer has a maximum peak of...
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