| 摘要 |
<p>Photographic recording material contains a plastic matrix layer of >=1 acidic hardener-hardened cycloaliphatic epoxide resins changing from hard elastic to rubber elastic state at 50-150 degrees c and, finely distributed in resin, a light active material, inert to resin and hardener, and forming a gas under illumination, pref. a metal complex salt, esp. an alkali metal or NH4 ferrioxalate complex, e.g. K3Fe(C2O4)3. Resins pref. consist of: or of a 1:1 molar (I) and (II) mixt., opt. admixed with an adduct of (I) and acidic adipic acid and neopentyl glycol polyester in 3:5 wt. ratio.</p> |
