1. Of the proposed methods of synthesizing graft polyamide copolymers, the use of peroxidized polycaproamide, activated by a metal of variable valence, and also radiation initiation of the graft polymerization reaction have found practical application. 2. New fibres with improved hygienic, consumer, and special properties have been prepared, based on GPC. 3. Effective methods of synthesizing GPC, in combination with the availability of technological equipment, have stimulated further development of the chemistry and technology of fibres from graft polyamide copolymers, which is interesting in the practical respect.