FIELD: electricity.
SUBSTANCE: cathode includes combination of one or more compounds selected from the formula 1 and one or two compounds selected from the formula 2 (1-s-t)[Li(LiaMn(1-a-x-y)NixCoy)O2]*s[Li2CO3]*t[LiOH] (1) Li(LibMn(2-b))O4 (2), where 0<a<0.3; 0<x<0.8; 0<y<0.6; 0<s<0.05; 0<t<0.05 and 0<b<0.3.
EFFECT: invention allows manufacturing of powerful lithium secondary battery with nonaqueous electrolyte having properties of long-term storage and excellent stability at ambient temperature and high temperatures.
5 cl, 1 dwg
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