D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
D06P3/02—Material containing basic nitrogen
D06P3/04—Material containing basic nitrogen containing amide groups
D06P3/24—Polyamides; Polyurethanes
D06P3/245—Polyamides; Polyurethanes using metallisable or mordant dyes