Learning Objectives:
Understand the dye combinations required for wool / acrylic blends.
Describe, in terms of the chemistry of the relevant dyes and fibres, how thier interactions take place.

Questions:
1. State the dye sites on acrylic and wool fibres? How do they differ between the 2 types of fibre.
2. Describe the dye selection and dyeing method(s) for wool / acrylic blends.
3. Describe the dye selection for wool / acrylic blends required to achieve black and navy shades.
4. Explain the effect of rapid cooling of basic dued acrylic dyebaths.