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WO/2009/142705A1 |
A method of making imaged elements such as lithographic printing plates is achieved by imagewise exposing an infrared radiation-sensitive positive-working imageable element to provide exposed and non-exposed regions. The imaged element i...
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WO/2009/141256A1 |
Photopolymerizable flexographic printing elements which comprise cyclohexanepolycarboxylic ester plasticizers, and their use for producing flexographic printing plates for printing with UV inks, in particular for narrow-web label printin...
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WO/2009/138901A1 |
There is described a method for manufacturing intaglio printing plates for the production of security papers, wherein a laser beam (2) is used to engrave intaglio printing patterns (3, 3.1, 3.2, 3.3) directly into the surface of a laser-...
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WO/2009/128891A1 |
A negative-working lithographic printing plate precursor can be imaged with infrared radiation and processed in a single step using a single processing solution that has a pH of from 2 to 11 and contains an anionic surfactant. This singl...
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WO/2009/124535A1 |
A screen printing mold comprises a perforated plate (10) the holes (12) of which can be or are produced by means of a laser arrangement. The plate (10) is provided with holes (12) either allover or only in sections thereof. In the latter...
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WO/2009/122952A1 |
A host PC (1) for creating image data used in an ink-jet printer (2) capable of causing ink to land in a multipath system is provided with an image data creation means for creating the image data so that the ink-jet printer (2) forms an ...
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WO/2009/119430A1 |
A process for producing a lithographic printing plate is provided in which a one-liquid treatment with a treating liquid having a pH in a weakly alkaline region, preferably a treating liquid having a pH of 8.5-10.5, can be safely conduct...
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WO/2009/119711A1 |
A printing plate material for lithography is provided which has an excellent balance between suitability for ink-jet printing and suitability for printing. The printing plate material for lithography comprises a substrate and an image-re...
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WO/2009/119610A1 |
A process for producing a lithographic printing plate is provided in which a negative-type lithographic printing plate precursor comprising a hydrophilic base and, formed thereon, an image-recording layer comprising (i) a sensitizing dye...
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WO/2009/116336A1 |
Provided is a screen printing plate which is capable of reducing mesh traces resulting from imbalance in squeeze pressure and can be reduced in time and cost required for production thereof while having excellent productivity. This scree...
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WO/2009/115308A1 |
The invention relates to a method and a device (2) for processing gravure printing cylinders (4), which have a metal surface, wells, which are engraved into the metal surface, and burrs or ejected material, which arise during engraving o...
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WO/2009/109579A1 |
The radiation-sensitive composition and the negative working imageable element include a cationic IR absorber with tetraarylborate counteranion and an onium initiator with tetraarylborate counteranion. The use of these components provide...
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WO/2009/106306A1 |
A method for making a lithographic printing plate comprising the steps of : (i) providing a lithographic printing plate precursor having a support with a hydrophilic surface or which is provided with a hydrophilic layer and a coating pro...
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WO/2009/105045A1 |
A method of patterning nanostructures comprising printing an ink comprising the nanostructures onto a solvent-extracting first surface such that a pattern of nanostructures is formed on the first surface.
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WO/2009/102035A1 |
Disclosed is a resin composition comprising: a resin (a1) which contains a siloxane bond and has a number average molecular weight of 500 to 300,000 (inclusive); and a resin (a2) which contains no siloxane bond and has a number average m...
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WO/2009/099417A1 |
The present invention is directed to methods for patterning substrates using elastomeric stencils having removable backings and methods of preparing the stencils.
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WO/2009/099541A2 |
A method for reducing waste in imaging of flexographic plates comprises the steps of : receiving an electronic art file (10); displaying the file on a computer display; selecting a set of polygonal areas (11, 12) from the displayed file ...
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WO/2009/099518A1 |
A method of making imaged elements such as lithographic printing plates is achieved by imagewise exposing a positive-working imageable element using energy of less than 300 mJ/cm2 to provide exposed and non-exposed regions. The imaged el...
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WO/2009/098247A1 |
Method to produce a printing stencil (10) for the decoration, by writings and/or images, of printing supports, on which ink and/or glaze is able to be applied, able to transfer the writings and/or images onto the printing supports by con...
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WO/2009/097092A1 |
An uncured laser-engraveable composition can be applied in liquid form, as one or more portions to either: a) a laser-engraveable layer of a laser-engraveable flexographic printing precursor (plate or sleeve), or b) a printing surface of...
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WO/2009/094119A1 |
Single layer IR-sensitive negative-working imageable elements include thermally coalesceable core-shell particles without a polymeric binder in an imageable layer. Thermal imaging causes coalescence of the particles in imaged regions whi...
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WO/2009/094170A1 |
A method for providing lithographic printing plates is achieved by imaging a lithographic printing plate precursor and processing it with fresh (not reused) samples of a processing solution that both develops and protects the resulting l...
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WO/2009/094120A1 |
A multi-layer, positive-working lithographic printing plate precursor can be imaged with infrared radiation and processed in a single step using a single processing solution that has a pH greater than 6 and up to about 11. This single pr...
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WO/2009/091508A1 |
An imaged and developed element, such as a lithographic printing plate, is provided by infrared radiation imaging of a negative-working imageable element having a free radically polymerizable component, a free radical initiator compositi...
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WO/2009/084682A1 |
Disclosed is a heat-curable resin composition for laser engraved original printing plates that contains a resin composition (A) that includes (a) a resin with a number-average molecular weight of at least 1000 and no more than 300,000, (...
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WO/2009/085093A1 |
Positive-working imageable elements can be imaged and developed to prepare imaged elements such as lithographic printing plates. The imageable elements including an imageable layer that has one or more alkaline soluble polymeric binders ...
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WO/2009/081899A1 |
Disclosed is a resin composition that is the raw material for an original printing plate for laser engraving whereby an original printing plate of superior resolution can be manufactured without producing printing defects. Disclosed is a...
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WO/2009/078780A1 |
The present invention concerns a method and a system of preparing a flexographic printing form. It also concerns a preparation table (1) used in the method and system. Printing plates (5) are placed in a plate magazine (2) and the printi...
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WO/2009/078920A1 |
An apparatus for mounting and demounting a materials sheet onto and from a cylindrical surface of a drum has clamps pivotably arranged upon the sheet materials drum. The clamps have a first region and a second region either side of a piv...
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WO/2009/075364A1 |
A process for producing a regenerated porous sheet which comprises a step in which a porous sheet having, adsorbed thereon, an uncured part of a photosensitive resin is brought into contact with a solvent to separate the uncured part fro...
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WO/2009/073098A1 |
Radiation-sensitive compositions and imageable elements include a polymeric or non-polymeric component in an imageable layer, which component includes 1H-tetrazole groups. The non-polymeric components can be radically polymerizable compo...
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WO/2009/070366A1 |
Methods of making a stenciled screen for use in screen printing an image onto a substrate are generally disclosed. The method involves removing a portion of a transfer coating from a transfer sheet via heat transfer with a printable shee...
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WO/2009/063824A1 |
A method of drying a coating film. The method is intended to inhibit the surface of a product from having any appearance abnormality or performance failure in the case where drying for removing a solvent from a coating fluid is conducted...
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WO/2009/062857A1 |
A method for making a positive-working lithographic printing plate is disclosed comprising the steps of : (1) providing a heat- sensitive printing plate precursor comprising on a support having a hydrophilic surface or which is provided ...
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WO/2009/061995A1 |
Printing members that include a topmost layer comprising a polymer and a silicone surfactant are durable and enable use of low imaging-power densities. The protective layer may contain an inorganic crosslinker.
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WO/2009/053586A2 |
The invention relates to a method of producing a relief image arrangement, usable especially in the fields of flexography, embossing and heliogravure, and comprising a base layer and a layer of photosensitive material fixed on the base l...
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WO/2009/054904A1 |
A negative-working imageable composition and element includes an initiator composition, an infrared radiation absorbing compound, a polymeric binder, and a stabilizing composition. The imaged element can be developed on-press and exhibit...
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WO/2009/051696A1 |
An apparatus for creating a uniform imaging surface on a flexographic plate or flexographic sleeve (14) mounted on a drum (16) and comprises a light source; a transparent drum (22); and a lens system (12) for focusing a beam from the lig...
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WO/2009/047112A1 |
A heat-sensitive positive-working lithographic printing plate precursor is disclosed which comprises on a support having a hydrophilic surface or which is provided with a hydrophilic layer, a heat and/or light-sensitive coating comprisin...
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WO/2009/040104A1 |
Method for producing an imaged lithographic printing plate comprising the step of developing an imagewise exposed negative working precursor with a developer comprising an alkylene oxide derivative of formula (A), wherein R1 is a linear ...
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WO/2009/040013A1 |
The invention relates to an engraving head for engraving printing formes, comprising an engraving tool holder which is arranged on a shaft of a vibrating drive unit and is used for an engraving tool. The aim of the invention is to reduce...
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WO/2009/038992A1 |
A method for providing metallization upon a semiconductor substrate utilizing a stencil having at least one aperture extending from the contact side to the fill side, the contact side of the stencil being substantially flat and forming a...
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WO/2009/034026A1 |
A method of making a flexographic printing sleeve forme comprising the steps of : (i) formation of a sleeve body by providing one or more at least partially cured uniform layers on a sleeve carrier; (ii) formation of a relief image on sa...
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WO/2009/034160A1 |
The invention relates to the use of a sleeve for flexo printing, comprising - a sleeve, - an intermediate layer present on the sleeve and extending the print length, having a thickness of 2 to 20 mm, - a laser-engravable layer of a radia...
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WO/2009/033936A1 |
A method of making a flexographic printing forme comprising the steps of : 1) providing a flexographic support; 2) applying a powder layer on said support; 3) imagewise jetting a curable composition on said powder layer; 4) at least part...
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WO/2009/032080A1 |
Single- and multi-layer positive-working imageable elements include an ink receptive outer layer that includes inorganic, non-metallic, inert discrete particles, such as nano-sized silica, aluminum oxide, or titanium dioxide particles. T...
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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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