TY JOUR TI IMPROVEMENT OF TECHNOLOGY FOR PREPARATION OF ALKALI METAL TRIS(PENTAFLUOROETHYL)TRIFLUOROPHOSPHATES KW TRIS(PERFLUOROETHYL)TRIFLUOROPHOSPHATES KW PHOSPHORANE KW PHOSPHONATES KW PHOSPHINATES KW ELECTRICAL CONDUCTIVITY KW BATTERIES KW CONDUCTIVE SALTS KW TECHNOLOGY JO Herald of Technological University AU Pinegina, O.A. AU Mokrushin, I.G. PY 2026 IS PB Kazan National Research Technological University