Procedure to modify the keratinous material. (Machine-translation by Google Translate, not legally binding)

摘要

Procedure to modify the keratinous material, characterized by: (1) treating the material with a polysulfide that has fundamentally the formula **(See formula)** where R denotes an alkylene hydrocarbon group containing 2 to 4 carbon atoms, R1 denotes hydrogen, methyl or ethyl, q is an integer with an average value of at least 1, such that the polysulfide has an average molecular weight at least 500 and at most 8000, and/or either m is zero, in which case n and p are each zero, or m is 1, in which case n is zero or 1 and p is 1, and (2) cure the polysulfide on the material. (Machine-translation by Google Translate, not legally binding)