5 Questions
What is the difference between dyes and pigments?
Dyes are soluble compounds, while pigments are insoluble compounds
What is the specific purpose of functional colorants?
They are included in the product for purposes other than aesthetics
How are dyes usually applied to textiles?
From a solution in water
What is responsible for the color of dyed and printed textile fiber materials?
Molecules of the organic compounds called dyes
How are pigments applied?
By dispersion in a suitable medium
Study Notes
Introduction to Colorants and Their Applications
- Colorants are used in various industries such as cloth, paints, plastics, photographs, and ceramics.
- Functional colorants are now being used in novel applications for specific purposes beyond aesthetics, such as in surgery.
- Colorants can be classified as dyes or pigments.
- Dyes are soluble, colored organic compounds applied to textiles from a water solution, designed to bond strongly to the polymer molecules in the textile fiber.
- Pigments are insoluble compounds applied using dispersion in a suitable medium.
- The color of dyed and printed textile fiber materials is determined by the molecules of the organic compounds called dyes.
- The color of textile materials in white light depends on which incident light waves are absorbed and reflected from the dye molecules within the polymer system.
Test your knowledge of colorants in various industries with this quiz. Explore the different applications of functional colorants and learn about their specific purposes beyond aesthetics. Delve into the differences between dyes and pigments.
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