4-Quinazolone compounds

Details 4-Quinazolone compounds 4-Quinazolone compounds

1989-08-04

1990-03-13

Hollrah, Glennon H.

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

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

430281, 544119, C07D23991

Patent

active

049084488

ABSTRACT:
Novel photopolymerizable recording materials suitable in particular for producing photoresist layers and lithographic printing plates are composed of one or more photopolymerizable, olefinically unsaturated organic compounds, optionally a polymeric binder, a photopolymerization initiator, a color-forming system composed of a color former and a photooxidant, novel 4-quinazolone compounds as sensitizers and optionally further additive and/or auxiliary substances.

REFERENCES:
patent: Re26565 (1969-04-01), Rodgers et al.
patent: 3558610 (1971-01-01), Brener et al.
patent: 3932409 (1976-01-01), Kunzel et al.

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