Printing – Planographic – Lithographic printing plates
Reexamination Certificate
2005-07-05
2005-07-05
Hirshfeld, Andrew H. (Department: 2854)
Printing
Planographic
Lithographic printing plates
C101S456000, C101S454000, C101S457000, C101S467000, C430S270100, C430S273100, C430S278100, C430S302000
Reexamination Certificate
active
06912956
ABSTRACT:
Disclosed is a printing plate material comprising a substrate and a component layer provided thereon, the substrate having a center line average surface roughness Ra of from 0.2 to 1.0 μm, and an oil-retention volume A2of from 1 to 10, wherein the center line average surface roughness Ra is obtained from three dimension surface roughness measurement according to JIS-B-0601, and wherein an image is capable of being recorded on the component layer by imagewise exposure of infrared laser.
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patent: 10000869 (1998-01-01), None
Crenshaw Marvin P.
Hirshfeld Andrew H.
Konica Minolta Holdings Inc.
Muserlian Lucas and Mercanti
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