| 摘要 |
Quaternary ammonium salts, which are obtainable by reaction of basic carbamates, which contain a quaternisable nitrogen atom, with epihalohydrins. …<??>These quaternary amnmonium salts are suitable in particular for improving the dye yield and the wet strengths of dyeings or prints which are produced on cellulose fibre materials using anionic dyes, such as, for example, reactive or direct dyes. |
