A mordant is a substance that fixes dyes to fabrics by precipitating them into the fibers to form ligand complexes with them. Generally, metal salts and hydroxides (including alum), now chiefly chromium salts and dichromates, are used. They modify the hue and improve fastness.
Related categories INDUSTRIAL CHEMISTRY
Home • About • Copyright © The Worlds of David Darling • Encyclopedia of Alternative Energy • Contact