TY JOUR TI RESOURCE SAVING IN POLYMER MATERIALS EXTRUSION PROCESSES KW polymer materials KW extrusion KW secondary raw materials JO Bulletin of the Angarsk State Technical University AU Genenko, N.I. AU Zaycev, I.V. AU Chernigovskaya, M.A. PY 2024 IS 1 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»