Method for the reactive coloring of leather

• Main Authors: STREICHER ROLF, ZAMPONI ANDREA, KIESOW HARALD, SOMOGYI LASZLO, ERHARDT RAINER
• Format: Patent
• Language: English
• Published: 15.02.2007
• Subjects: ADHESIVES; APPARATUS THEREFOR; CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING,IMPREGNATING, FINISHING; CHEMISTRY; COMPOSITIONS FOR TANNING; DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM; DYEING OR PRINTING TEXTILES; DYES; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR; HIDES; LAKES; LAUNDERING; LEATHER; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MORDANTS; NATURAL RESINS; ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; PAINTS; PELTS; POLISHES; SKINS; TEXTILES; TREATMENT OF TEXTILES OR THE LIKE

The present invention relates to a process for dyeing leather with at least one dye F which has at least one alkaline-activable group of the formula A; where - - - - denotes the bond to the rest of the dye molecule; X is an electron-attracting radical, k is 1, 2 or 3, n is 0 or 1 and B is a CH-CH2 g...