LITHOGRAPHIC PRINTING PLATE SUPPORT AND NEGATIVE PHOTOSENSITIVE LITHOGRAPHIC PRINTING PLATE
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United States of America Patent
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Issued Date -
Sep 25, 2014
app pub date -
Oct 12, 2012
filing date -
Oct 19, 2011
priority date (Note) -
Abandoned
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Abstract
The invention provides lithographic printing plate supports that can give lithographic printing plates excellent in all of plate durability, scumming resistance, ink releasability and halftone staining resistance, and also provides such negative photosensitive lithographic printing plates. The lithographic printing plate support includes a hydrophilic layer containing an inorganic filler, the inorganic filler having particle size distribution peaks in the range of 0.2 μm to less than 0.6 μm and in the range of 0.6 μm to less than 1.5 μm. The negative photosensitive lithographic printing plate includes the support.
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