摘要 |
<p>Disclosed is a light-curable mixture, comprising a light-sensitive compound comprising a diazonium salt polycondensation product or an organic azido compound; and a binder comprising a polymer at least swellable in an aqueous-alkaline solution and which comprises alkenylsulfonylurethane or cycloalkenylsulfonylurethane side groups. Also disclosed are light-sensitive copying materials prepared with the mixtures.</p> |