TY JOUR TI METHODS FOR OBTAINING CHOLINCHLORIDE KW choline chloride KW choline KW trimethylamine KW ethylene oxide KW ethylene chlorohydrin KW dichloroethane KW synthesis KW technology JO Scientific Papers Collection of the Angarsk State Technical University AU Fomina, L.V. AU Zachinyaev, M.V. PY 2023 IS 2023 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»