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WO/2002/076739A1 |
The invention relates to a method for producing flexographic printing forms by engraving a printing relief on a flexographic printing element that can be laser engraved, said element having a photochemically cross-linked relief layer. Th...
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WO/2002/074543A1 |
The invention relates to a method for preparing a printing cylinder (01) of a printing machine during which the beginning of a printing form (04) is fixed to the lateral surface (02) of the printing cylinder, and the printing form is pre...
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WO/2002/072290A1 |
There is provided a method of texturing a metal sheet or strip (8), which method comprises a plurality oF sequential texturing passes each of which is performed by passing the sheet or strip (8) between at least one pair of rollers (7), ...
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WO/2002/070258A1 |
The present invention provides a printing member having a single radiation-absorptive multiphase layer over a substrate layer that may be imaged with or without ablation.
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WO2001087611B1 |
The invention relates to a packing (03) to be applied on the peripheral surface (02) of a printing cylinder (01) of a rotary printing machine. Said packing has at least one inner layer (04) not firmly linked with the printing cylinder an...
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WO/2002/066252A1 |
In accordance with the present invention there is provided an imaging element for lithographic offset printing. The imaging element comprises hydrophobic polymer particles in an aqueous medium, a substance for converting light into heat,...
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WO/2002/066251A2 |
A printing plate for use in fabricating electronic circuitry on a substrate. It comprises a body layer (12), and a non-metallic pattern definition layer (14) over the body layer having a printing pattern anisotropically etched into its o...
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WO2001038089A9 |
The present invention relates to the fabrication of a durable electrostatic printing plate (10). The electrostatic printing plate (10) includes a substrate (20) with an image receiving layer (22) applied thereto. The image receiving laye...
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WO/2002/061029A2 |
The invention relates to a composition for producing a surfactant having combined cleaning and impregnating properties, containing a long-chained non-fluorinated silane and a perfluorinated silane. According to the invention, a linear cr...
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WO/2002/053627A1 |
The present invention includes a two-layer imageable element, including: a substrate, a top layer including a first thermally imageable composition including (a) a first thermally sensitive supramolecular polymer or (b) a thermally image...
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WO/2002/054154A2 |
Disclosed is a method for the production of a laser engravable flexographic element with a thermally cross-linked elastomer laser engravable relief-forming layer (E), comprising the following steps: (i) production of a multilayer composi...
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WO/2002/051636A1 |
The invention provides an imaging element for lithographic offset printing. The imaging element comprises hydrophobic polymer particles in an aqueous medium, a substance for converting light into heat and an inorganic salt. The imaging e...
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WO/2002/051637A1 |
In accordance with the present invention there is provided an imaging element for lithographic offset printing. The imaging element comprises hydrophobic polymer particles in an aqueous medium, a substance for converting light into heat ...
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WO/2002/048415A1 |
The invention discloses an AI alloy suitable for processing into a lithographic sheet, the alloy having a composition in wt%: Mg 0.05 to 0.30, Mn 0.05 to 0.25, Fe 0.11 to 0.40, Si up to 0.25, Ti up to 0.03, B up to 0.01, Cu up to 0.01, C...
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WO2001039974B1 |
The invention relates to a arrangement of at least two channels (14, 16) which are approximately continuous in a longitudinal direction are on a transfer cylinder (02), whereby a variety of possibilities for arranging objects to be place...
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WO/2002/040272A1 |
The invention relates to the production of a rotogravure form, preferably comprising a rotationally symmetrical base body (1) and with screen cavities (5) as print information, by means of time-modulated, particularly pulsed laser radiat...
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WO/2002/034545A1 |
A stamping face of a penetrating type stamp which comprises a thin film of a thermoplastic open cell, cellular material, preferably, a stamping face of a penetrating type stamp which comprises a thin film having a thickness of 0.4 mm to ...
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WO/2002/034522A1 |
The invention concerns a printing sleeve made of composite material designed to be mounted on a support cylinder (10) provided with nozzles and internally connected to a pressurised fluid source to be able to generate pressurised fluid f...
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WO/2002/034544A1 |
A thermal positive type original lithography block hard to be scratched, easy in handling during normal operation, high in sensitivity, and excellent in printing resistance when used as a lithography block and a supporting body for litho...
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WO/2002/032689A1 |
The invention relates to a method for improving the print quality and/or for increasing the service life of printing machines. The method is characterized in that the surface energies of the surfaces that come into contact with the ink o...
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WO/2002/032690A2 |
The present invention relates to non-photosensitive coating compositions comprising: (a) at least one water-soluble film-forming polymer and (b) at least one high molecular thickening agent which shows thixotropic behavior.
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WO/2002/031229A1 |
The invention relates to a processing installation for an engraved cylinder, comprising a base frame (10) on which various processing stations (11 to 14) are fixed. Furthermore, a rail system (15) is installed on the base frame, on which...
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WO/2002/030678A2 |
In accordance with the present invention, the surface of a positive working printing plate is rendered water retentive in the area where the plate is to be mechanically held or deformed during imaging. This reduces the incidence of print...
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WO/2002/024464A1 |
The invention relates to a jacket assembly for an impression cylinder, comprising a rigid inner jacket (20, 22) that can be fixated on the impression cylinder, and a thin-walled printing form jacket (10) that can be axially slipped onto ...
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WO/2002/022360A2 |
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 containing laser-sensitive particles. The l...
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WO/2002/020274A1 |
The invention relates to a data carrier comprising a security element which can be at least visually checked and which comprises embossing in at least one partial area. Said embossing is a half-tone blind embossing carried out by means o...
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WO/2002/021215A1 |
This application describes on-press ink and/or fountain solution development of lithographic plates having on a substrate a thermosensitive layer capable of hardening or solubilization upon exposure to infrared laser radiation. The plate...
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WO/2002/020279A1 |
The invention relates to a gravure printing plate for producing a printed image, comprising at least one engraved area in the printing plate surface. Said printing plate is characterised in that the engraved area comprises at least one s...
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WO/2002/020268A1 |
The invention relates to a data carrier printed according to a gravure printing method. Said data carrier comprises a half-tone image represented by irregular linear structures in an engraved manner. Said linear structures are at least p...
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WO/2002/019032A2 |
A lithographic sheet product having a substrate with a roll textured surface covered by a pretreatment layer. The pretreatment layer enhances adhesion of a printing composition to the sheet product and is composed of a polymer selected f...
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WO/2002/017020A1 |
The invention relates to a method for producing organically developable, photopolymerizable flexographic printing elements on flexible metallic supports by: coating a flexible metallic support with a tack-free adhesive lacquer, which is ...
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WO/2002/016134A1 |
The invention relates to a method for producing laser-engravable flexographic printing elements on flexible metallic supports comprising a cross-linked elastomeric layer and an absorber for laser radiation. The invention also relates to ...
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WO/2002/011996A1 |
A thermo-sensitive recording type lithographical block material having a high thermo-sensitiveness and capable of reproducing an image with high resolution by eliminating a development, and a lithographical block and a method of making u...
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WO/2002/011985A1 |
An adhesive tape for flexographic printing including a first adhesive layer, a substrate on the first adhesive layer, and a second adhesive layer on the substrate. The substrate preferably includes a polymeric film layer and a foam layer...
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WO/2002/009941A1 |
The invention relates to a method for engraving a printing form using a laser beam. According to the invention, an absorbent layer is applied to the surface of the printing form and the layer's absorption for laser light is greater than ...
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WO/2002/007960A1 |
An improvement foam cushion tape comprises a compressible polyurethane foam layer having a first side and an opposite second side; a composite reinforcing film comprising an anchoring layer and a reinforcing layer, wherein the second sid...
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WO/2002/007978A1 |
The invention relates to an adapter sleeve (120) that is used for mounting or exchanging working sleeves that carry printing forms on driven king rolls of printing presses which king rolls are preferably configured as air cylinders and p...
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WO/2002/006900A2 |
The present invention involves a system and method to laminate a multilayered printing plate (10). In a separate step, an ester base, micro cellular, open cell foam layer (14) is laminated to a dimensionally stable backing (15). In the f...
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WO/2002/002346A2 |
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 layer using ultraviolet radiation.
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WO/2002/000443A1 |
A printing cylinder assembly (20) is in the form of a multi-layer laminate having an inner layer (22) and an outer layer (24) made of readily expandable material. The laminate also includes an intermediate layer (26) which functions as a...
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WO/2002/000442A1 |
An imaging member is composed of a hydrophilic imaging layer having a hydrophilic heat-sensitive polymer containing heat-activable thiosulfate groups, and optionally a photothermal conversion material. Upon application of energy that gen...
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WO/2001/092027A1 |
The invention concerns a method for making a multilayer printing blanket whereof at least an outer layer is provided with embedded particles. The method is characterised in that the particles (17) are embedded in the surface (13) of the ...
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WO/2001/092026A1 |
The invention concerns a method for making a printing blanket resulting from assembling a plurality of layers. The method is characterised in that for producing the layers it consists in using elastomer layers which do not contain therma...
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WO/2001/092028A1 |
The invention concerns a method for making a printing blanket comprising an outer lithographic layer and at the back, on the side opposite to the lithographic layer, a layer made of polymer material. The method is characterised in that i...
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WO/2001/092014A1 |
Provided are methods of preparing a positive-working lithographic printing plate, which methods comprise the steps of (a) providing a positive-working lithographic plate, such as a wet lithographic plate, imageable by laser radiation, wh...
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WO/2001/089833A1 |
A printing cylinder sleeve assembly comprises an inner sleeve (50) made of tubular form from a material which is capable of expanding upon the application of air pressure to the inner surface of the inner sleeve. An outer sleeve (52) is ...
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WO/2001/090481A1 |
Multi-layer paper which is suitable for a thermal stencil paper-making material, is formed by couching a plurality of thin paper layers, and can be peeled into at least two thin sheets by a peeling force of up to 10 N/m.
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WO/2001/087632A1 |
A printing template which comprises a stored data set of dot positions for printing an array of dots (6) onto a substrate (2), which incorporates a security zone (4) in which zone dots in the array are laterally displaced relative to a b...
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WO/2001/087600A2 |
The invention relates to a method for producing a printing plate, in particular for flexographic printing. According to said method, a layer of curable elastomer is applied to a support (15) comprising a cylindrical jacket surface (26). ...
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WO/2001/088613A1 |
A method of assessing percentage dot in flexographic printing plates or the like formed of light-transmitting material and having a printing surface formed by co-planar smooth 'high' surface regions, and intervening 'low' regions recesse...
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