Farbstoffgemische zum Faerben von Polyamidfasern

摘要

1285487 Dyeing polyamides FARBWERKE HOECHST AG 13 July 1970 [12 July 1969] 33826/70 Heading D1B [Also in Division C4] A mixture of a dyestuff of formula and a dyestuff of formula in a ratio by weight of 1:1 to 4:1 is used for dyeing polyamide fibres. The dye bath may contain reaction product of cyanuric chloride and metanilic acid and the reaction product of stearylamine and ethylene oxide. The dyed material may be after-treated with a bath containing an ammonium salt of an aromatic sulphonic acid or tannin and tartar emetic.