TY JOUR TI THE ANALYSIS OF STYRENE PRODUCTION METHODS KW dehydrogenation KW ethylbenzene KW styrene KW polystyrene JO Modern Technologies and Scientific and Technological Progress AU Vuitsik, E.I. AU Dement'ev, A.I. AU Podoplelov, E.V. PY 2022 IS 2022 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»