Metal lithographic plate made imageable by diffusion transfer by

Gas separation: apparatus – Electric field separation apparatus – Electrode cleaner – apparatus part flusher – discharger – or...

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96 29R, 96 33, 96 76R, 101458, 101463, 148 62, 427283, 427287, 427304, 427328, 428469, 428472, G03C 554, G03F 702, B44D 134, B41M 500

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040186059

ABSTRACT:
A hydrophilic-surfaced metallic foil capable of providing a lithographic printing plate upon imaging by the silver salt diffusion transfer process, the foil being treated with an aqueous solution of a water soluble Group IV-B hexavalent metal fluoride compound prior to imaging, and the lithographic plate so produced.

REFERENCES:
patent: 2946683 (1960-07-01), Mellan et al.
patent: 3160506 (1964-12-01), O'Connor et al.
patent: 3186842 (1965-07-01), DeHaas et al.
patent: 3440050 (1969-04-01), Chu
patent: 3891516 (1975-06-01), Chu

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