| 摘要 |
Synthetic linear polyesters are dyed in a dyebath contng. perchloroethylene, 20-60% water, based on the textile to be dyed and a dispersion dye of formula:- O-N=N-A-N=N-D where D is benzene, di-substituted with combinations of OH.Cl, CH3 and NH2 and A is aniline substituted by substituted phenyl gps.
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