G - Physics – 03 – F
Patent
G - Physics
03
F
96/2
G03F 7/06 (2006.01)
Patent
CA 1054420
Abstract of the Disclosure A method for the preparation of a planographic printing plate wherein a photoexposed and developed photographic material containing a pattern of poorly water-soluble silver salt is treated with an aqueous liquid which contains in dissolved state an organic cationic compound or mixture of organic cationic compounds, iodide ions, and a sufficient amount of hydronium ions (H3O+) for creating an acidic medium, said liquid being capable of making an unexposed and un- developed photographic silver halide material as defined in the disclosure sufficiently receptive for a lithographic ink.
220447
Besauw Jan F. Van
Heugebaert Frans C.
Poot Albert L.
Agfa-Gevaert Naamloze Vennootschap
Na
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