Light-sensitive copying composition

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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Details

430175, 430172, G03C 152, G03C 168

Patent

active

041860179

ABSTRACT:
This invention relates to a light-sensitive copying composition comprising a diazonium salt condensation product, a stabilizer, and a polyurethane prepolymer with free terminal isocyanate groups.

REFERENCES:
patent: 3208850 (1965-09-01), Daech
patent: 3644289 (1972-02-01), Sayigh et al.
patent: 3655625 (1972-04-01), Thomas
patent: 3660097 (1972-05-01), Mainthia
patent: 3732105 (1973-05-01), Klupfel
patent: 3782961 (1974-01-01), Takahashi
patent: 3867147 (1975-02-01), Tuescher
patent: 3957512 (1976-05-01), Kleeberg

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