| abstract |
Process for treating textile materials consisting wholly or in part of keratin fibers, characterized in that the material is treated with an aqueous composition containing at least one compound having one or more double ethylene bond (s) , activated by two adjacent carbonyl groups. Preferred compounds contain fumaric acid or maleic acid, optionally substitutable with one or two halo and / or alkyl group (s); or a salt, ester or amide of any of said acids; or an N-substituted maleimide optionally substitutable with one or two halo and / or alkyl groups. |