申请人:Asahi Kasei Kogyo Kabushiki Kaisha
公开号:EP0101741A1
公开(公告)日:1984-03-07
A method for coloring a material by reacting, on the material to be colored, (a) at least one aromatic isocyanate compound with (b) a > C = NH group-containing imino compound capable of reacting with the isocyanate compound to form color, and a color-forming material comprising the material carrying at least one of the compounds (a) and (b). The color formed by the reaction between the compounds (a) and (b) has excellent chemical resistance and light resistance.
一种给材料着色的方法,在待着色的材料上,使(a)至少一种芳香族异氰酸酯化合物与(b)一种能与异氰酸酯化合物反应形成颜色的含 > C = NH 基团的亚氨基化合物反应,并形成一种着色材料,该材料包括携带(a)和(b)中至少一种化合物的材料。由化合物(a)和(b)反应形成的颜色具有优异的耐化学性和耐光性。