| abstract |
PCT No. PCT/JP83/00056 Sec. 371 Date Jun. 30, 1983 Sec. 102(e) Date Jun. 30, 1983 PCT Filed Feb. 25, 1983 PCT Pub. No. WO83/02920 PCT Pub. Date Sep. 1, 1983.Disclosed is a method for coloring an article to be colored, which comprises contacting and reacting, in the article to be colored, (a) at least one aromatically bonded isocyanate compound with (b) at least imino compound being capable of forming a color by the reaction with the isocyanate compound and having at least one>C=NH group to effect the color formation, and a color-forming material comprising the compounds (a) and (b), at least one of which is supported on an article to be colored. A color or colored image formed by the reaction between the compounds (a) and (b) is excellent in chemical and light resistance. |