Abstract The Synergistic effect of C.I.Disperse Orange 30 mixed with C.I.Disperse Orange 76(Disperse Yellow Brown SE-2RLM) was studied. The effect was confirmed by measurements on melting-point diagram, dye-uptake and build up. This disperse dye is a binary eutectic mixture. Compared with its components this yellow brown disperse dye with eutectic composition gives the highest dye-uptake on polyester fibre and has the advantages of higher colouring strength of original dye and better building up property, thermosol cμr.ve, pH relationship curve and fastness to sublimation than both or one of the component dyes. |
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