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| Number | Title | Issue Date |
| RE40788 | Litho strip and method for its manufacture A litho strip for use as an offset printing plate is described which has a composition of 0.05-0.25% Si, 0.30-0.40% Fe, 0.10-0.30% Mg, max. 0.05% Mn, and max. 0.04% Cu. The strip is produced from a continuous cast ingot of the above composition which is hot rolled t... | 06/23/2009 |
| 7442491 | Aluminum alloy blank for lithographic printing plate and support for lithographic printing plate There is provided an aluminum alloy blank for a lithographic printing plate including iron in a range of 0.20 to 0.80 wt %; and the balance being aluminum, a crystal grain refining element, and unavoidable impurity elements. The unavoidable impurity elements may inc... | 10/28/2008 |
| 7429445 | Negative-working imageable elements and methods of use A radiation-sensitive composition includes a free radically polymerizable component, an initiator composition capable of generating free radicals sufficient to initiate polymerization upon exposure to imaging radiation, an infrared radiation absorbing dye having a t... | 09/30/2008 |
| 7425402 | Heat-sensitive lithographic printing plate precursor A heat-sensitive lithographic printing plate precursor is disclosed which comprises a hydrophilic support and an oleophilic coating comprising an infrared absorbing agent and a developer soluble polymer which comprises a phenolic monomeric unit wherein the phenyl gr... | 09/16/2008 |
| 7407735 | Light sensitive planographic printing plate precursor and its processing method Disclosed are a light sensitive planographic printing plate precursor and its processing method, the precursor comprising a hydrophilic support and provided thereon, a photopolymerizable light sensitive layer containing a compound represented by the following formul... | 08/05/2008 |
| 7368215 | On-press developable IR sensitive printing plates containing an onium salt initiator system The present invention provides a radiation sensitive composition suitable for us in on-press developable printing plates. The radiation sensitive composition comprises an initiator system including an onium salt and a radiation absorber. The initiator system is comb... | 05/06/2008 |
| 7364667 | Slurry for CMP and CMP method A CMP slurry comprising polishing abrasives containing mixture abrasives of silica and alumina is used. In CMP using the slurry comprising mixture abrasives of silica and alumina as polishing abrasives, a down force-dependency of a polishing rate is high and an incr... | 04/29/2008 |
| 7358032 | Planographic printing plate precursor A planographic printing plate precursor includes a support having disposed thereon a recording layer containing a water-insoluble and alkali-soluble resin, a development inhibitor and an infrared absorber and exhibiting enhanced solubility in an aqueous alkali solut... | 04/15/2008 |
| 7348131 | Laser sensitive lithographic printing plate having a darker aluminum substrate A laser sensitive lithographic printing plate comprises an electrochemically grained, anodized, hydrophilically treated aluminum substrate with a reflection optical density of 0.30 or higher; a free radical polymerizable photosensitive layer; and a water soluble or ... | 03/25/2008 |
| 7338746 | Lithographic printing plate precursor and lithographic printing method A lithographic printing plate precursor comprising: a support; an image recording layer comprising (A) an actinic ray absorber, (B) a polymerization initiator, and (C) a polymerizable compound, wherein the image recording layer is capable of being removed with at le... | 03/04/2008 |
| 7332259 | Aluminum support for planographic printing plate, its manufacturing process, and planographic printing plate material Disclosed is a process for manufacturing an aluminum support for a light sensitive planographic printing plate material, the process comprising the steps of surface-roughening an aluminum plate, anodizing the surface-roughened aluminum plate, surface treating the an... | 02/19/2008 |
| 7318995 | Method of making a negative-working lithographic printing plate A method for preparing a negative-working lithographic printing plate is provided which comprises the steps of (1) providing a lithographic printing plate precursor comprising on a grained and anodized aluminum support, having a hydrophilic surface, a coating compri... | 01/15/2008 |
| 7316886 | Protective film-forming composition for immersion exposure and pattern-forming method using the same A protective film-forming composition for immersion exposure comprises a water-insoluble and alkali-soluble resin comprising a repeating unit derived from a monomer having an acid dissociation constant pKa of 8 or more. ... | 01/08/2008 |
| 7306893 | Image recording material and planographic printing plate An image recording material of the present invention comprises an anodized aluminum support, an intermediate layer containing a polymer having a carboxylic acid group in a side chain thereof and formed on the aluminum support, and a photosensitive layer containing a... | 12/11/2007 |
| 7306890 | Aluminum alloy plate for lithographic printing form and method for production thereof and lithographic printing form The present invention provides an aluminum alloy plate for use as a lithographic printing plate having an improved uniformity of a surface roughened by electrolytic etching and wherein streaking does not occur, and a method for producing the same. The present invent... | 12/11/2007 |
| 7299749 | Lithographic printing plate support and production method thereof A lithographic printing plate support comprising a substrate having thereon a porous layer comprising metal oxide particles bound by a compound containing a metal atom and a phosphorus atom. ... | 11/27/2007 |
| 7291438 | Negative photosensitive composition and negative photosensitive lithographic printing plate There are provided a negative-working photosensitive composition which can be cured by infrared rays and is less likely to suffer polymerization inhibition by oxygen during radical polymerization, and also exhibits high adhesion with a metal, and a negative-working ... | 11/06/2007 |
| 7288365 | Image formation process and planographic printing plate material Disclosed is an image forming method possessing the steps of producing a planographic printing plate via a development treatment of exposing a hydrophilic surface of an aluminum support by removing a thermosensitive image formation layer provided on the hydrophilic ... | 10/30/2007 |
| 7285374 | Light-sensitive lithographic printing plate precursor A light-sensitive lithographic printing plate precursor comprising an aluminum support having an anodized film on both surfaces thereof and a photo-polymerizable light-sensitive layer on one side of the support, wherein the anodized film on the surface of the suppor... | 10/23/2007 |
| 7285372 | Radiation-sensitive elements and their storage stability Radiation-sensitive element comprising (a) a substrate with at least one hydrophilic surface and (b) a radiation-sensitive coating on at least one hydrophilic surface of the substrate, wherein the coating comprises: (i) at least one free-radical polymerizable monome... | 10/23/2007 |
| 7282321 | Lithographic printing method and presensitized plate Disclosed is a presensitized plate composed of a support having thereon an image recording layer which includes: an infrared absorber (A) that is a cyanine dye having at least one fused ring composed of a nitrogen-containing hetero... | 10/16/2007 |
| 7279266 | Photosensitive composition and lithographic printing plate precursor using the same A photosensitive composition comprising: (A) a polymerizable compound represented by the following formula (I): A—{O—[(CH(—R1)CH(—R2))m—O]n—C(═O)—C(—R3 | 10/09/2007 |
| 7273692 | Planographic printing plate material and planographic printing plate preparing process Disclosed are a planographic printing plate material and a planographic printing plate preparing process, the planographic printing plate material comprising a support and provided thereon, an image formation layer containing a colorant (a) having an absorption band... | 09/25/2007 |
| 7270938 | Photopolymerizable composition, light sensitive planographic printing plate material and manufacturing method of planographic printing plate Disclosed is a photopolymerizable composition containing an addition-polymerizable ethylenically unsaturated compound, a photopolymerization initiator, a polymer binder, and a sensitizing dye represented by the following formula (A), | 09/18/2007 |
| 7270932 | Imaging composition and method Imaging compositions and methods of using the compositions are disclosed. The imaging compositions are sensitive to low levels of energy such that upon application of the low levels of energy the compositions change color or shade. The compositions may be used in me... | 09/18/2007 |
| 7270930 | Heat-sensitive positive working lithographic printing plate precursor Heat-sensitive element comprising a) an optionally pretreated substrate; b) a positive working coating comprising (i) at least 40 wt.-%, based on the dry weight of the coating, of at least one polymer soluble in aqueous alkaline developer selected from novolak resin... | 09/18/2007 |
| 7270058 | Photosensitive planographic printing plate and method of producing the same In a method of producing a photosensitive planographic printing plate according to the present invention, a web is coated with a coating solution, and a coating solution film thus formed is rapidly dried. For this drying, fresh air is blown onto the web W heated wit... | 09/18/2007 |
| 7261998 | Imageable element with solvent-resistant polymeric binder The present invention provides an imageable element including a lithographic substrate and an imageable layer disposed on the substrate. The imageable layer includes a radically polymerizable component, an initiator system capable of generating radicals sufficient t... | 08/28/2007 |
| 7258956 | Printing plates comprising modified pigment products The present invention discloses printing plates comprising a substrate and a radiation-absorptive layer, wherein the radiation-absorptive layer comprises at least one modified pigment product. The modified pigment product comprises a pigment having attached at least... | 08/21/2007 |
| 7252922 | Image recording material A negative-type image recording material comprising a support having a rear surface and an image recording layer disposed on the support, the image recording layer having a front surface and including (A) a radical-generating agent and (B) a radically polymerizable ... | 08/07/2007 |
| 7250245 | Switchable polymer printing plates with carbon bearing ionic and steric stabilizing groups The present invention provides an imageable member having an imageable layer including a heat-sensitive ionomer characterized by a net positive or negative charge, and a photothermal conversion material. The photothermal conversion material includes carbonaceous par... | 07/31/2007 |
| 7247418 | Imageable members with improved chemical resistance Both single-layer and multilayer imageable elements have a substrate and at least one imageable layer. The elements can be used to prepare either negative- or positive-working imaged elements, for example as lithographic printing plates. The imageable elements also ... | 07/24/2007 |
| 7244543 | Lithographic printing starting plate A positive-working lithographic printing starting plate for an infrared laser is provided that includes a support having a hydrophilic surface and a heat-sensitive layer provided above the support. The heat-sensitive layer includes a water-insoluble and alkali-solub... | 07/17/2007 |
| 7232644 | Polymerizable composition and negative-working planographic printing plate precursor using the same The invention provides a polymerizable composition comprising: a binder polymer containing at least an acid group having an acid dissociation constant (pKa) of 5.5 or more and a radical addition polymerizable group, and a radical-generating compound capable of gener... | 06/19/2007 |
| 7232645 | Support for lithographic printing plate and presensitized plate The support for a lithographic printing plate obtained by performing graining treatment including electrochemical graining treatment on an aluminum plate, the aluminum plate is an aluminum plate which contains Fe of 0.02 to 0.29 wt %, Si of 0.03 to 0.15 wt %, Cu of ... | 06/19/2007 |
| 7226722 | Imaging members with IR-sensitive polymer imageable layer A negative-working, imageable element comprises a substrate and an IR-sensitive imageable layer comprising a dispersion of nanofibers of a preformed IR-sensitive polymer. The nanofibers can be composed of polyaniline, polypyrrole, or polythiophene. The IR-sensitive ... | 06/05/2007 |
| 7226715 | Image recording material The invention provides a negative image recording material comprising: a support and an image recording layer disposed on the support, the image recording layer comprising an amide-acid compound containing a carboxyl group and an amide group expressed by the followi... | 06/05/2007 |
| 7223519 | Imaging compositions and methods Imaging compositions and methods of using the compositions are disclosed. The imaging compositions are sensitive to low levels of energy such that upon application of the low levels of energy the compositions change color or shade. The compositions may be applied to... | 05/29/2007 |
| 7217498 | Heat-sensitive lithographic printing plate precursor A heat-sensitive lithographic printing plate precursor comprising a support having thereon two image-forming layers each containing a polymer insoluble in water and soluble in an aqueous alkaline solution, wherein an upper layer of the image-forming layers contains ... | 05/15/2007 |
| 7217499 | Aluminum support for lithographic printing plate and base plate for lithographic printing plate An object of the present invention is to provide a support for lithographic printing plates provided with a photosensitive layer containing an acid generator and an acid-decomposable compound, that offers superior sensitivity, chemical resistance, print durability, ... | 05/15/2007 |
