Photographic elements, assemblages and processes for color diffusion transfer photography are described wherein certain azole compounds having at least two nitrogen atoms are employed as development restrainer precursors. Preferred azole compounds include benzotriazoles, triazoles, tetrazoles, indazoles and benzimidazoles. The azole compounds have an alkali-hydrolyzable, N,N-disubstituted carbamoyl group on one of the two nitrogen atoms.
本文描述了用于彩色扩散转移摄影的摄影元素、组合和过程,其中使用了至少具有两个氮原子的某些唑类化合物作为发展
抑制剂前体。首选的唑类化合物包括苯并三唑、三唑、
四唑、
吲唑和
苯并咪唑。这些唑类化合物在两个氮原子中的一个上具有可碱
水解的N,N-二取代
氨基甲酰基基团。