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WO/2009/027272A1 |
A method for developing a printing plate precursor comprising the step of immersing the precursor in an aqueous alkaline developing solution comprising a (co) polymer comprising a monomeric unit which is represented by the following form...
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WO/2009/029167A1 |
An optical imaging apparatus (80) for direct engraving of flexographic plates (52) includes at least two laser sources (43), each emitting laser beams (44). A mirror or prism (45) is placed in front of each of the laser sources to alter ...
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WO/2009/025228A1 |
It is an object to provide a plate supply and discharge device and a printing plate forming device that can carry various size plates or printing plates of various sizes and prevent them from being damaged in the plate supply and dischar...
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WO/2009/025814A1 |
Apparatus and methods for controlling application of a substance to a substrate involve the use of a gating agent that blocks the substance from or attracts the principal substance to the substrate. The apparatus and methods may utilize ...
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WO/2009/025821A1 |
Apparatus and methods for controlling application of a substance to a substrate involve the use of a gating agent that blocks the substance from or attracts the substance to the substrate. The apparatus and methods may utilize ink jet te...
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WO/2009/021969A1 |
A method for making a lithographic printing plate is disclosed which comprises the steps of : (1) providing a heat -sensitive lithographic printing plate precursor comprising on a support having a hydrophilic surface or which is provided...
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WO/2009/023103A1 |
Positive-working imageable elements comprise a radiation absorbing compound and inner and outer layers on a substrate having a hydrophilic surface. The inner layer comprises a specific polymeric binder represented by Structure (I): - (A)...
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WO/2009/023112A1 |
A negative-working imageable element has an imageable layer that includes an initiator composition including an iodonium cation and a boron-containing anion at a molar ratio of at least 1.2:1, an infrared radiation absorbing compound, a ...
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WO/2009/021249A2 |
A method includes the steps of (I) fabricating a cured silicone product and (II) using the cured silicone product in a patterning technique. The cured silicone product is a reaction product of (A) a silicone cure package and (B) is a pol...
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WO/2009/015467A1 |
A thermal lithographic printing plate overcoat composition comprising (a) a water- soluble polymeric dye having an absorption band between about 300 and about 600 nm; and (b) micro-particles or nano-particles is provided. A negative-work...
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WO/2009/016974A1 |
This invention provides a flexographic printing plate characterized by an average plate surface roughness of 1 to 5 µm, preferably a thin-film printing flexographic printing plate, which, by virtue of the adoption of a photocured resin ...
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WO/2009/014695A2 |
An apparatus for direct engraving comprises: a plurality of laser diode emitting at different wavelengths; a multiplexer (11) for collecting the plurality of laser sources into a single laser beam; a rare earth doped fiber amplifier (12)...
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WO/2009/014619A1 |
A printing sleeve (10) has a first printing sleeve portion (10A) with a first and a second end. At least one of the ends of the first printing sleeve portion has a plurality of projections (16) and notches (18). A second printing sleeve ...
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WO/2009/008961A1 |
Single- and multi-layer positive-working imageable elements include an ink receptive outer layer includes a primary polymeric binder that is a poly(vinyl phenol) or a phenolic polymer having certain acidic groups. The use of this type of...
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WO/2009/005582A1 |
A radiation-sensitive composition can be used to prepare positive-working imageable elements having improved solvent resistance and is useful for making lithographic printing plates. The composition includes an alkaline soluble polymeric...
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WO/2009/001976A1 |
Disclosed is a method of duplicating a nano-pattern texture of the surface of an object through electroforming using an imprint mold, including selecting the object having the surface texture to be duplicated; disposing the selected obje...
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WO/2008/156552A1 |
A negative-working imageable element has an imageable layer that includes an initiator composition including an iodonium cation and a borate anion, an infrared radiation absorbing compound, a particulate primary polymeric binder, and a p...
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WO/2008/156714A1 |
An unload table (50) for a plate making machine comprises an unload table proximal segment (194) proximate the cylindrical surface (120) of the imaging drum (110) of the plate making machine. The unload table proximal segment can tilt to...
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WO/2008/153877A1 |
A method for cutting flexographic plates (10) while plate imaging process is performed is described. The method includes mounting a flexographic plate (10) on an imaging drum (30); imaging at least one graphical element or piece (11) on ...
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WO/2008/152866A1 |
A screen printing method and a screen printing plate in which deformation of the screen printing plate is anticipated and adjusted easily, the screen printing plate can be corrected efficiently and effectively, and high print precision c...
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WO/2008/153727A1 |
A plate making method comprises pre-aligning a printing plate (50) to an imaging drum (20) of a plate making machine (10) while the printing plate is moving along a plate supply path (60) to the plate making machine. The printing plate i...
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WO/2008/149885A1 |
A process for producing a relief printing plate through interposing a laminate including a first film layer, a liquid photosensitive resin layer and a second film layer between an inferior hard plate and a superior hard plate and exposin...
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WO/2008/150441A1 |
Imageable elements that can be imaged using infrared radiation comprise an imageable layer and a protective overcoat on a hydrophilic substrate. The imageable layer includes an IR-sensitive cyanine dye. The protective overcoat predominan...
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WO/2008/147525A1 |
A method of producing an engraved image on a computer screen includes loading an image to be engraved and converting the image into a high contrast image using at least two colors. The first lighter color is used for the lighter portions...
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WO/2008/145764A1 |
Printing plate handling apparatus(2), in particular for supplying printing plates to an exposure station (3) in an image forming apparatus, allows a completely automatic management of the plates inside the apparatus and includes a towere...
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WO/2008/145762A1 |
An image forming apparatus (1) with interchangeable drum, in particular in the field of the printing of plates suitable to be used in lithography processes, allows the use of different drums in the same apparatus with an easy replacement...
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WO/2008/140726A1 |
A radiation-sensitive composition includes a radically polymerizable component, initiator composition, a radiation absorbing compound, and a polymeric binder having recurring units that are derived from various ethylenically unsaturated ...
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WO/2008/132091A1 |
A lithographic printing plate precursor is disclosed which comprises a support having a hydrophilic surface or which is provided with a hydrophilic layer, and a coating thereon, said coating comprising an IR absorbing agent and a contras...
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WO/2008/133263A1 |
Provided is a cylindrical screen plate which can prevent abrasion of the internal surface of the cylindrical screen plate and improve its durability so as to enable highly accurate rotary screen printing. A method for manufacturing the c...
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WO/2008/133268A1 |
Disclosed is a plate material for lithographic printing, wherein an image-receiving layer is formed on a supporting body. This plate material for lithographic printing is characterized in that the image-receiving layer contains an amorph...
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WO/2008/133807A1 |
Flexographic printing plates and other relief images can be formed from a laser-ablatable element having a laser-ablatable layer that is at least 20 ?m in thickness. The laser-ablatable layer includes a film-forming material that is a la...
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WO/2008/133251A1 |
A fully automatic photogravure engraving plant for manufacturing a photogravure roll that is a plant employing a system having realized full automation of the technology of forming diamondlike carbon (DLC) on a copper plating layer of gr...
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WO/2008/130309A1 |
A rotogravure printing apparatus (1, 20) comprising an unwinder (5), at least four printing units (3) each having a printing cylinder (8), a continuous paper web path (9) and a folding device (2, 21). The apparatus is a "Double Ender" ro...
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WO/2008/127549A1 |
A radiation-sensitive composition includes an initiator composition, a radiation absorbing compound, and a particulate primary polymeric binder that has a backbone comprising multiple urethane moieties and further comprises side chains c...
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WO/2008/121237A1 |
A method and apparatus for determining the alignment of printing plate (14) mounted on an imaging drum (12), and applying an image to a printing plate while maintaining registration and alignment between the image and a reference edge (1...
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WO/2008/119619A1 |
A method for making a lithographic printing plate precursor is disclosed comprising the steps of : - providing a grained and anodized aluminum support; - treating the support with an aqueous solution comprising a compound containing a si...
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WO/2008/116734A1 |
A method for making a lithographic printing plate comprising the steps of : - providing a lithographic printing plate precursor comprising a heat sensitive image -recording layer, said image -recording layer comprising hydrophobic thermo...
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WO/2008/113700A1 |
A method for making a lithographic aluminum printing plate support comprising the steps of (i) graining said support by applying a charge density x; (ii) desmutting the grained support; (iii) graining the desmutted support by applying a ...
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WO/2008/115348A1 |
A positive-working imageable element comprises inner and outer layers. The ink receptive outer layer includes a phenolic resin binder that is soluble in a developer having a pH greater than 11. Dissolution suppressing components for the ...
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WO/2008/104436A1 |
The present invention concerns photopolymerisable systems comprising reactive oligomers and/or monomers having ethylenically unsaturated groups and as photoinitiator at least one hydroxamic ester of Formula (I) or (II) or (III).
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WO/2008/106010A1 |
Radiation-sensitive compositions can be used to prepare imageable elements useful for example to make lithographic printing plates. The compositions include an aqueous alkaline solvent soluble phenolic resin or poly(vinyl acetal) as a po...
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WO/2008/103258A1 |
Radiation-sensitive compositions can be used to prepare positive-working imageable elements useful for example to make lithographic printing plates. The compositions include an aqueous alkaline solvent soluble polymeric binder that inclu...
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WO/2008/095994A1 |
The invention relates to photopolymerizable flexographic printing elements which comprise ethylenically unsaturated, alicyclic monomers, and to flexographic printing formes which can be produced therefrom, in particular cylindrical, endl...
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WO/2008/094393A1 |
Positive-working imageable elements have a substrate and an imageable layer that can be used to prepare lithographic printing plates. The imageable elements also include a radiation absorbing compound, and a mixture of first and second p...
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WO/2008/088504A1 |
An optical imaging head for direct engraving of flexographic printing plates, comprising: at least two groups of radiation sources, each group comprising at least one radiation source, wherein the radiation sources within each group emit...
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WO/2008/081904A1 |
An engraved plate is provided with a base material and an insulating layer on the surface of the base material. On the insulating layer, a recessed section, which has a width that increases toward the opening and has the base material ex...
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WO/2008/076579A2 |
Disclosed are methods of controlling body weight in estrogen-insufficient women by administering compositions comprising (A) those dried fruit solids that inherently comprise flavonoids, hydroxycinnamic acids, and a fiber component of wh...
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WO/2008/074796A1 |
A method of making a flexographic printing forme precursor for laser engraving comprising the steps of : (i) providing at least one layer of a curable composition on a substrate; (ii) curing said at least one layer; characterized in that...
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WO/2008/073223A2 |
A radiation-sensitive composition and negative-working imageable element includes a polymeric binder that has a hydrophobic backbone and pendant salt groups that comprise a cation covalently attached to the hydrophobic backbone and a bor...
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WO/2008/068473A1 |
A method of making an impression die comprises the steps of providing a substantially planar bendable bimetal plate (10) consisting of copper and steel bonded together, forming a relief pattern (14) in the surface of the copper for examp...
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