TY JOUR TI POLYMER COMPOSITE MATERIAL BASED ON THERMOPLASTIC POLYIMIDE KW polyimide KW methyl siliconate KW composite KW structure KW temperature range JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Klyuchnikova, N.V. AU Gordeev, S.A. AU Gordienko, M.D. PY 2017 IS 2 PB Belgorod State Technological University named after V.G. Shukhov