Photosensitive mixture comprising a diazonium salt, an amphophil

Radiation imagery chemistry: process – composition – or product th – Diazo reproduction – process – composition – or product – Composition or product which contains radiation sensitive...

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430175, 430176, 4302781, 430302, G03F 7021

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active

057861226

ABSTRACT:
A photosensitive mixture which contains a polycondensation product of an aromatic diazonium salt, a water-soluble amphophilic polymeric binder having a mean molecular weight M.sub.w of 5000 to 100,000 and a nonionic surface-active compound having a molecular weight of 150 to 2000 is suitable for the production of printing plates, particularly offset printing plates, which can be developed with pure water and are notable for a rapid ink take-up and long print run.

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