Polymerizable monomeric carbamates are disclosed. Polymers comprising recurring units from such carbamates undergo β-elimination in an alkaline environment and are useful in diffusion control layers in diffusion transfer photographic products.
本发明公开了可聚合的单体
氨基甲酸酯。由这种
氨基甲酸酯的重复单元组成的聚合物在碱性环境中会发生β-消除反应,可用于扩散转移照相产品中的扩散控制层。