| 摘要 |
There is disclosed a method of improvement of dyeing fibers by utilizing in the dyeing process, an effective, dye-enhancing amount of a textile auxiliary having the structural formula <IMAGE> wherein R' is H or a lower alkyl group having 1-4 carbon atoms, n is O or a positive integer from 1-11 and R is an alkyl group (straight or branch chain) having 1-18 carbon atoms or aryl group, e.g., phenyl. The compounds disclosed herein enhance dye penetration of fibers and allow the dyeing process to take place at lower temperatures in less time. |
