Keil & Weinkauf
Photopolymerizable recording materials, photoresist layers and lithographic printing plates based theron, and novel 4-quinazolone compounds
 Abstract of the disclosure: 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, a photopolymerization initiator, a color-forming system composed of a color former and a photooxidant, novel 4-quinazolone compounds as sensitizers of the formula (I) ##STR1## 
BASF Aktiengesellschaft
Y G Y G
Y10S G03F Y10S G03F
additional inventional additional inventional
Peter Andreas Reinhard Friedrich Thomas
Neumann Boettcher Aldag Seitz Bluemel