| 摘要 |
Level shades are obtd. by dyeing anionically modified synthetic fibres, esp. polyacrylonitrile, also polyester and polyamide fibres modified with COOH-, sulpho-, sulphate- or phosphate gps. with cationic dyes in the presence of 2.5-5 (esp. 3) wt. % anionic surfactants, /wt. textile, pref. alkyl sulphates and/or alkyl sulphonates and/or alkylaryl sulphonates. Pref. the anionic surfactants are added with the dye at max. dyeing esp. boiling-, temp. |
