Druzhinin K. V. RussiaYekaterinburg Institute of high-temperature Electrochemistry UB of RAS, 20, Akademicheskaya St., Yekaterinburg, 620990 Author's articles Composite lithium-conductive electrolytes based on sopolymer PVDF-HFP and solid electrolyte Li1.3Al0.3Ti1.7(PO4)3