Textile Engineering > GATE 2018 > Dyeing
A dye is applied to a fiber using Na2S2O4 as an auxiliary. The washing fastness of the dye on the fiber is good. Which of the following is the correct combination of dye and fiber?
A
Cationic dye, acrylic fibre
B
Vat dye, cotton fibre
C
Acid dye, wool fibre
D
Reactive dye, cotton fibre

Correct : b

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Related Topics

dye fiber combination textile engineering GATE 2018 reactive dye cotton vat dye cotton cationic dye acrylic acid dye wool dye fiber compatibility cotton wool dye textile engineering questions

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