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US 2009/0036638 A1Published application
Contrast Dyes for Inkjet Lithographic Printing Plates
AssigneeAgfa Graphics NV
InventorsEmiel Verdonck, Johan Loccufier
Life of this patent
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Abstract
A contrast dye for preparing a lithographic printing plate includes at least one A, D, and B group wherein A represents a phosphorous containing group capable of reacting with the surface of a lithographic receiver; D represents a chromophore group absorbing light between 400 nm and 700 nm; and B represents an aliphatic group of at least 6 carbon atoms. A lithographic printing plate includes such a contrast dye.
Claims17
1-13. (canceled)
A contrast dye for preparing a lithographic printing plate comprising:
- at least one A, D, and B group;
- wherein
- A represents a phosphorous containing group capable of reacting with the surface of a lithographic receiver;
- D represents a chromophore group absorbing light between 400 nm and 700 nm;
- and
- B represents an aliphatic group of at least 6 carbon atoms.
3 more elements
Dependencies are inferred from the claim text.