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公开(公告)号:EP2705408A2
公开(公告)日:2014-03-12
申请号:EP12718501.5
申请日:2012-04-13
发明人: MATZNER, Eynat , SCHUSTER, Israel , NAKASH, Moshe
摘要: A method for writing an image to a surface of an offset media (100) includes mounting the offset media on the imaging drum (204); imaging on a first part of the surface with high energy radiation to ablate the first part wherein the first part represent non-image data; and imaging a second part of the surface with low energy radiation to fixate image data on the second part.
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公开(公告)号:EP2454094A2
公开(公告)日:2012-05-23
申请号:EP10737653.5
申请日:2010-07-13
发明人: MATZNER, Eynat , AVIEL, David , MELAMED, Ophira
IPC分类号: B41C1/05
CPC分类号: G03B27/42 , B41C1/05 , G03F7/2055 , G03F7/24
摘要: A system for engraving flexographic printing plates includes a flexographic printing plate comprised of at least two ablation layers, a printing ablation layer and a non-printing ablation layer. In addition the system includes a laser source adapted to ablate the flexographic plate. The laser source is comprised of a first group of one or more radiation sources each emitting radiation on the printing ablation layer, and a second group of one or more radiation sources each emitting radiation on the non-printing ablation layer.
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公开(公告)号:EP2260350A2
公开(公告)日:2010-12-15
申请号:EP09762796.2
申请日:2009-04-01
CPC分类号: G03F7/0752 , B41C1/1008 , B41C1/1016 , B41C2201/02 , B41C2201/14 , B41C2210/04 , B41C2210/06 , B41C2210/16 , B41C2210/22 , B41C2210/24 , B41C2210/262 , B41M1/08 , B41N1/003
摘要: A non-ablative negative-working imageable element has first and second polymeric layers under a crosslinked silicone rubber layer. These elements can be used in a simple method to provide lithographic printing plates useful for waterless printing (no fountain solution). Processing after imaging is relatively simple using either water or an aqueous solution containing very little organic solvent to remove the imaged regions. The crosslinked silicone rubber layer is ink-repelling and only the first layer that is closest to the substrate contains an infrared radiation absorbing compound to provide thermal sensitivity.
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