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8178283 |
Method of treating rinsing wastewater from developing apparatus for photosensitive lithographic printing plate, method of development, and developing apparatus
An object of the present invention is to provide a simple method for treatment of a washing waste liquid, which enhances the flocculation effect and also enhances filtration characteristics of a...
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8119330 |
Method of making a lithographic printing plate
A method of making a lithographic printing plate includes the steps of: a) providing a lithographic printing plate precursor including (i) a support having a hydrophilic surface or which is...
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8092983 |
Method of making a lithographic printing plate
A method of making a lithographic printing plate includes the steps of: a) providing a lithographic printing plate precursor including (i) a support having a hydrophilic surface or which is...
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8067145 |
Developing solution and method for producing lithography printing plate
A developing solution includes at least one of a compound represented by formula (I) and a compound represented by formula (II) and being at pH 2 to 10: wherein, in the formula (I) and (II), R1 to...
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8026043 |
Method of making a lithographic printing plate
A method of making a lithographic printing plate includes the steps of: a) providing a lithographic printing plate precursor including (i) a support having a hydrophilic surface or which is...
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7998659 |
Photosensitive laminated original printing plate for letterpress printing and process for producing letterpress printing plate using the photosensitive laminated original printing plate
A photosensitive laminated original printing plate for letterpress printing that does not contaminate developers, being capable of suppressing a cost increase due to developer replacement and is of...
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7977031 |
Method of processing overcoated lithographic printing plate
A method of processing an on-press developable lithographic printing plate involves the removal of overcoat by brushing or rubbing while in contact with water or an aqueous solution after imagewise...
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7847940 |
Methods and apparatus for correcting banding of imaged regular patterns
A multi-channel imaging head is calibrated in accordance with a pre-determined regular pattern to minimize swath-to-swath and inter-swath variations during the imaging of the regular pattern. The...
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7846640 |
Developer composition for resists and method for formation of resist pattern
A developer composition for resists which has a high dissolution rate (high developing sensitivity). The developer composition for resists comprises an organic quaternary ammonium base as a main...
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7829261 |
Method for making a lithographic plate
Process for the posttreatment of an imaged lithographic printing plate comprising (a) providing a lithographic printing plate comprising image areas and non-image areas on a lithographic substrate;...
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7829260 |
Treatment of laser exposed lithographic printing plate before development
A method of treating a laser exposed lithographic printing plate with a deactivating solution followed by overall irradiation is described. The plate comprises on a substrate a photosensitive layer...
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7790355 |
Method of processing on-press developable lithographic printing plate
A method of deactivating and on-press developing an exposed lithographic printing plate is disclosed. The plate comprises on a substrate a photosensitive layer developable with ink and/or fountain...
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7754415 |
Process for producing laser engravable printing substrate
A process for producing a laser engravable printing substrate, comprising the step of forming a layer of photosensitive resin composition on a cylindrical support or sheeted support and the step of...
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7754412 |
Process for preparing a flexographic printing plate from a photopolymerizable element
This invention relates to a photosensitive element for use as a flexographic printing plate and a process for preparing the plate from the element. The photosensitive element has at least one...
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7709184 |
Method of on-press developing thermosensitive lithographic printing plate
A method of on-press developing a thermosensitive lithographic printing plate with ink and/or fountain solution is described. The lithographic plate comprises on a substrate a thermosensitive layer...
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7691550 |
Method for making a relief printing form
The invention provides a method for making a printing form having a relief surface on a floor from a photosensitive element. The method involves generating a polymerization rate curve for the...
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7682776 |
Negative lithographic printing plate having 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...
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7625692 |
Yield and line width performance for liquid polymers and other materials
Systems and methods are described for improved yield and line width performance for liquid polymers and other materials. A method for minimizing precipitation of developing reactant by lowering a...
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7524605 |
Lithographic printing plate precursor and lithographic printing method
An image-recording materials containing (A) a compound having a specific partial structure and at least one group selected from an acid group having a pKa of 11 or less, the derivative of the acid...
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7503258 |
Method and apparatus for thermal development with development medium remover
This invention relates to a method and apparatus for thermally developing a photosensitive element. The thermal development method includes heating the photosensitive element to a temperature...
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7493857 |
Method for controlling development in automatic developing machine for photosensitive lithographic printing plate precursor and automatic developing machine therefor
The electric conductivity of the developer is measured every constant period, a development replenisher is replenished every constant time as a time lapse replenisher in an amount based on a set...
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7470501 |
Pattern formation method through liquid immersion lithography
An exposure system includes an exposure section provided within a chamber for irradiating a resist film formed on a wafer with exposing light through a mask with an immersion liquid provided on the...
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7462437 |
Presensitized lithographic plate comprising support and hydrophilic image-recording layer
A presensitized lithographic plate comprises a support and a hydrophilic image-recording layer. The hydrophilic image-recording layer contains a hydrophilic polymer and an agent capable of...
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7442493 |
Lithographic printing method
A printing method comprising: imagewise exposing a lithographic printing plate precursor comprising a support and an image recording layer being removable with a fountain solution or a combination...
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7442492 |
Planographic printing plate precursor
The present invention provides a planographic printing plate precursor having a support, a photosensitive layer and a protective layer. The photosensitive layer contains at least an infrared...
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7425405 |
Method for making a lithographic printing plate
A method for making a lithographic printing plate is disclosed which comprises the steps of: (i) providing a negative-working, heat-sensitive lithographic printing plate precursor comprising a...
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7399575 |
Laminated photosensitive relief printing original plate and method for producing the relief printing plate
A relief printing original plate including a substrate, a photosensitive resin layer thereon that is photosensitive to ultraviolet radiations, and a mask layer thereon having both ultraviolet and...
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7348132 |
Laser sensitive lithographic printing plate having specific photopolymer composition
High speed violet or ultraviolet laser sensitive lithographic printing plate comprising on a hydrophilic substrate a specific photosensitive composition is described. The photosensitive layer...
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7348123 |
Process for preparing a flexographic printing plate
A flexographic printing plate is prepared from a photosensitive element having a photopolymerizable elastomeric layer with specific rheological properties. The element is imagewise exposed and...
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7335465 |
Developer composition for resists and method for formation of resist pattern
To provide a developer composition for resists, capable of improving dimensional controllability of a resist pattern. The developer composition for resists comprises an organic quaternary ammonium...
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7318994 |
Compressible flexographic printing plate construction
The present invention relates to an improved compressible flexographic printing plate that uses a compressible layer comprising a polyurethane (meth)acrylate resin and microspheres. The process of...
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7316891 |
Method of developing a heat-sensitive lithographic printing plate precursor with a gum solution
A method of making a lithographic printing plate is disclosed which comprises the steps of providing a lithographic printing plate precursor comprising (i) a support having a hydrophilic surface or...
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7316185 |
Method for replenishing development replenisher in automatic developing machine for photosensitive lithographic printing plate precursor and automatic photosensitive lithographic printing plate precursor developing machine
A development replenisher replenishment method in an automatic developing machine for a photosensitive lithographic printing plate precursor, the method comprising: developing a plurality of sheets...
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7306898 |
Planographic printing method and planographic printing plate precursor used therein
A planographic printing method including: providing a planographic printing plate precursor including a substrate and an image recording layer which is disposed on the substrate and contains (A) an...
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7300726 |
Multi-layer imageable element with improved properties
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 combination of two...
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7297467 |
Method of making a heat-sensitive lithographic printing plate
A method of making a lithographic printing plate is disclosed which comprises the steps of (1) providing a lithographic printing plate precursor comprising (i) a support having a hydrophilic...
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7288361 |
Lithographic printing process
A lithographic printing process which comprises the steps of: imagewise exposing to infrared light a presensitized lithographic plate which comprises a hydrophilic support and a removable...
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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...
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7285376 |
Correction process of planographic printing plate
Disclosed are a process of correcting a planographic printing plate with an image, and a correction solution for correcting the planographic printing plate; the process comprising the steps of...
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7273689 |
Method to remove unwanted, unexposed, positive-working, IR radiation sensitive layer
A method for eliminating unwanted ink-receptive sections in positive working printing plates resulting from shading of the surface layer during exposure by the clamps holding the plate on the...
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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...
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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....
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7241124 |
Apparatus for the rapid development of photosensitive printing elements
This invention pertains to a system for thermally treating a photosensitive element to form a relief structure suitable for flexographic printing. The system of the invention comprises a plurality...
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7238462 |
Undercoating material for wiring, embedded material, and wiring formation method
This invention provides an undercoating layer material and a filler material containing a resin component having at least a substituent group which is capable of releasing a terminal group to form...
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7235346 |
Photosensitive, flexo printing element and method for the production of newspaper flexo printing plates
The present invention relates to a photosensitive flexographic printing element for the production of flexographic newspaper printing plates, comprising at least a flexible, metallic support, an...
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7232649 |
Method for thermally processing photosensitive printing sleeves
An improved method of manufacturing a photosensitive printing element that minimizes relief variation and improves image fidelity. The method involves a step of pre-curing the first (floor layer)...
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7229744 |
Method for preparing lithographic printing plates
A method for preparing lithographic printing plates is disclosed. Imaged positive-working, thermally imageable, multi-layer imageable elements useful as lithographic printing plate precursors are...
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7214472 |
Printing plate material and printing process employing the same
Disclosed is a printing plate material comprising a surface roughened aluminum support, and provided thereon, an image formation layer containing a heat-curable polymer having a main chain polymer...
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7214468 |
Lithographic printing plate material and printing method
A lithographic printing plate material is disclosed, comprising a flexible support having thereon a hydrophilic layer and an image forming layer, wherein the flexible support having the hydrophilic...
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7208263 |
Method for manufacturing photosensitive resin printing plate, and developer treatment device
A method for making a photosensitive resin printing plate which comprises at least (1) the exposure step of forming a latent image in an aqueous-developable photosensitive resin layer of a printing...
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