METHOD FOR COLORING CORPOREAL SUBSTANCE HAVING POLYAMIDE BOND AND CORPOREAL SUBSTANCE COLORED BY SUCH METHOD
摘要
<p>Disclosed is a method for coloring a corporeal substance having a polyamide bond which is characterized by treating the corporeal substance with a solution containing an aromatic derivative having one or more hydroxyl group and a metal salt at a temperature not less than 40˚C. Also disclosed is a polyamide corporeal substance colored by such a method.</p>