Disperse dye
Disperse dyes are dyes intended for polyester,[1] acetate, and related hydrophobic fibers. It is estimated that 85% of disperse dyes are azos or anthraquinone dyes.[2]
Disperse Yellow 42 is one of the more common disperse dyes.
Disperse dye have low solubility in water, typically less than 1 mg/L. They are applied to the article as an extremely fine suspension. Upon attachment to the article, the particles dissolve and, owing to their low molecular weight, migrate throughout.
References
- "Dyeing Polyester with Disperse Dye".
- Hamprecht, Rainer; Westerkamp, Aloys (2000). "Disperse Dyes". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a08_565.
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