Photosensitive polyfunctional aromatic diazo compounds useful in

Details Photosensitive polyfunctional aromatic diazo compounds useful in Photosensitive polyfunctional aromatic diazo compounds useful in

1993-07-21

1995-07-04

Higel, Floyd D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Diazo or diazonium

534558, 534561, 534562, 534565, 430146, 430147, 430157, 430171, 430172, 430175, 430302, 564443, C07C24520, G03C 154, G03F 7016

Patent

active

054301300

ABSTRACT:
An photosensitive polyfunctional aromatic diazo compound having at least two groups of Formula (uD) in the molecule, and a photosensitive composition using the same. The diazo compound can be handled under visible light free from ultraviolet, is highly photosensitive, has good shelf life, and is adequate as a photosensitive agent for lithographic printing plates and screen printing plates: ##STR1## wherein G.sup.1 is a substituent derived from alcoholic hydroxyl group; R.sup.1 and R.sup.2 are hydrogen, or alkyl or alkyloxy of 1 to 8 carbon atoms;

REFERENCES:
patent: 5206344 (1993-04-01), Iida et al.

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