Heat-sensitive lithographic printing plates
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United States of America Patent
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Mar 17, 2015
Grant Date -
Dec 9, 2010
app pub date -
Dec 12, 2008
filing date -
Dec 14, 2007
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Abstract
The present invention relates to a heat-sensitive lithographic printing plate requiring no on-press development or no water development, which provides clear printed image, has sufficient printing wear resistance, and has improved scumming, more specifically to a heat-sensitive lithographic printing plate comprising, on a water-resistant support, an image-forming layer containing a thermoplastic resin, a water-soluble polymer compound, and at least one selected from a compound of the following formulae (1), (2), (3) and (4). The present invention also relates to a direct heat-sensitive lithographic printing plate by which the generation of sticking phenomenon has been reduced.
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